CN111255486A - Small wet spraying machine arm support - Google Patents
Small wet spraying machine arm support Download PDFInfo
- Publication number
- CN111255486A CN111255486A CN202010193001.8A CN202010193001A CN111255486A CN 111255486 A CN111255486 A CN 111255486A CN 202010193001 A CN202010193001 A CN 202010193001A CN 111255486 A CN111255486 A CN 111255486A
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- Prior art keywords
- arm
- small
- telescopic
- oil cylinder
- large arm
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- 238000005507 spraying Methods 0.000 title claims abstract description 21
- 230000007246 mechanism Effects 0.000 claims abstract description 52
- 239000007921 spray Substances 0.000 claims abstract description 14
- 238000005422 blasting Methods 0.000 claims description 14
- 239000003638 chemical reducing agent Substances 0.000 claims description 4
- 210000000245 forearm Anatomy 0.000 abstract description 9
- 238000010276 construction Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 238000009412 basement excavation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
- E21D11/04—Lining with building materials
- E21D11/10—Lining with building materials with concrete cast in situ; Shuttering also lost shutterings, e.g. made of blocks, of metal plates or other equipment adapted therefor
- E21D11/105—Transport or application of concrete specially adapted for the lining of tunnels or galleries ; Backfilling the space between main building element and the surrounding rock, e.g. with concrete
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- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Architecture (AREA)
- Mining & Mineral Resources (AREA)
- Civil Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Catching Or Destruction (AREA)
Abstract
The invention relates to the technical field of engineering machinery, in particular to a small wet spraying machine arm support. A small wet spraying machine arm support comprises a rotary table, a large arm and a large arm pitching oil cylinder, wherein the large arm is arranged on the rotary table and hinged with the rotary table, one end of the large arm pitching oil cylinder is connected with the rotary table, and the other end of the large arm pitching oil cylinder is connected with the large arm; the small wet spraying machine arm support further comprises a swing mechanism, a small arm and a rotary spray head; the swing mechanism is arranged on the large arm, and the upper part of the swing mechanism is connected with the small arm; the small arm is connected with the rotary spray head. The arm support can realize the posture adjustment of a plurality of angles through the rotary table and the rotary mechanism, and the rotary mechanism is positioned at the position, close to the middle, of the forearm, so that the rotary radius is greatly reduced under the condition of ensuring the unfolding length and the overlapping length.
Description
Technical Field
The invention relates to the technical field of engineering machinery, in particular to a small wet spraying machine arm support.
Background
At present, as the excavation sections of part of mine roadways, water conservancy culverts, various underground projects and the like are smaller, the wet blasting machine is limited by the section space when working, and the cantilever crane unfolding construction action is limited, so that the construction working conditions of the wet blasting machine are greatly reduced.
The existing wet blasting machine arm frame is mainly divided into a straight arm telescopic arm frame, a cross-folding arm frame and a rotary folding type wet blasting machine arm frame; the straight arm telescopic arm support is limited in movement when construction of the side face cannot be transversely folded, and the basic arm is longer due to the fact that transverse folding cannot be achieved, and the arm support needs to be larger in width and height when unfolded; the transverse folding arm support and the rotary folding type wet spraying machine arm support are provided with a small arm pitching oil cylinder and a balancing oil cylinder, so that a transverse folding and rotary central point is positioned at the tail end of a small arm, the basic length is increased, and the arm support needs to be expanded to be wider.
The wet spraying machine cantilever crane in the prior art cannot reduce the unfolding width and the unfolding height of the basic cantilever under the condition of also meeting the requirement of the unfolding total length and the overlapping of the cantilever, because the cantilever crane needs to be multi-stage telescopic and is brought back to turn and fold, and the folding central point cannot be arranged at the end part of the small cantilever.
Disclosure of Invention
The invention aims to solve the technical problems at least to a certain extent, and provides a small wet spraying machine arm support which can be unfolded in a small space range, is flexible to operate and has few spraying dead zones.
The technical scheme of the invention is as follows: a small wet spraying machine arm support comprises a rotary table, a large arm and a large arm pitching oil cylinder, wherein the large arm is arranged on the rotary table and hinged with the rotary table, one end of the large arm pitching oil cylinder is connected with the rotary table, and the other end of the large arm pitching oil cylinder is connected with the large arm;
the small wet spraying machine arm support further comprises a swing mechanism, a small arm and a rotary spray head;
the swing mechanism is arranged on the large arm, and the upper part of the swing mechanism is connected with the small arm; the small arm is connected with the rotary spray head.
Specifically, the small wet sprayer arm frame further comprises a large arm telescopic oil cylinder and a large arm telescopic arm;
the large arm telescopic oil cylinder is arranged in the large arm, and the large arm telescopic arm is sleeved in the large arm and is connected with the large arm telescopic oil cylinder; the swing mechanism is arranged on the large arm telescopic arm, and the small arm is connected with the rotary spray head through at least one stage of telescopic mechanism.
In the invention, the whole arm support is arranged on the turntable and can freely rotate at 360 degrees, the arm support can freely rotate at 3 levels (one level of the large arm and two levels of the small arm), the whole small arm part can freely rotate at 360 degrees, the manipulator can be unfolded only by a small space, and the maximum working range can be reached when the equipment is not moved. The operation is flexible and convenient, the spraying dead zone is reduced to the maximum extent, the labor intensity of workers is greatly reduced, the harm to people is reduced, the concrete spraying is more uniform, the spraying quality is higher, and the production efficiency is high.
Furthermore, the swing mechanism is positioned in the middle of the small arm.
Further, the large arm comprises a large arm main body, a large arm lower end part arranged at the lower part of the large arm main body and a large arm side end part arranged at one side of the large arm main body;
the lower end part of the large arm is hinged with the upper part of the rotary table, one end of the large arm pitching oil cylinder is connected with the side end part of the large arm, and the other end of the large arm pitching oil cylinder is connected with the middle part of the rotary table.
Furthermore, the angle of the large arm rotating around the shaft is-30 degrees to 60 degrees.
Furthermore, the end part of the large arm telescopic arm is provided with a large arm telescopic arm head, and the swing mechanism is arranged on the large arm telescopic arm head.
Furthermore, the telescopic mechanism comprises a first-stage telescopic mechanism and a second-stage telescopic mechanism.
Furthermore, the first-stage telescopic mechanism comprises a small arm telescopic oil cylinder and a small arm rear telescopic arm, the small arm telescopic oil cylinder is arranged on the small arm, and the small arm rear telescopic arm is sleeved in the small arm and is connected with the small arm telescopic oil cylinder; the telescopic arm behind the small arm is connected with a second-stage telescopic mechanism.
Furthermore, the second-stage telescopic mechanism comprises a telescopic oil cylinder of a telescopic arm in front of the small arm and a telescopic arm in front of the small arm, the telescopic arm in front of the small arm is sleeved in the telescopic arm behind the small arm and is connected with the telescopic oil cylinder of the telescopic arm in front of the small arm, and the arm head of the telescopic arm in front of the small arm is connected with the rotary spray head.
Furthermore, the slewing mechanism is a slewing reducer. The rotary table is arranged on the frame.
Compared with the prior art, the beneficial effects are: the arm support can realize the posture adjustment of a plurality of angles through the rotary table and the rotary mechanism, and the rotary mechanism is positioned at the position, close to the middle, of the forearm, so that the rotary radius is greatly reduced under the condition of ensuring the unfolding length and the overlapping length. Furthermore, the overall appearance of the arm support and the occupied space can be smaller through the multi-stage telescopic and foldable mechanism, and the adjustment is easy. Due to the fact that the posture and the space volume are adjustable, the arm support can conduct concrete wet spraying in the channel with the small section.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a schematic view of the minimum length of the basic arm of the arm support.
Fig. 3 is a schematic view of the maximum expansion length of the arm support of the invention.
Detailed Description
The drawings are for illustrative purposes only and are not to be construed as limiting the patent; for the purpose of better illustrating the embodiments, certain features of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted. The positional relationships depicted in the drawings are for illustrative purposes only and are not to be construed as limiting the present patent.
The same or similar reference numerals in the drawings of the embodiments of the present invention correspond to the same or similar components; in the description of the present invention, it should be understood that if there is an orientation or positional relationship indicated by the terms "upper", "lower", "left", "right", etc. based on the orientation or positional relationship shown in the drawings, it is only for convenience of describing the present invention and simplifying the description, but it is not intended to indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore, the terms describing the positional relationship in the drawings are only used for illustrative purposes and are not to be construed as limiting the present patent, and the specific meaning of the terms may be understood by those skilled in the art according to specific circumstances.
As shown in fig. 1, the small wet sprayer arm support comprises a rotary table 1, a large arm 3 which is arranged on the rotary table 1 and is hinged with the rotary table 1, and a large arm pitching oil cylinder 2, wherein one end of the large arm pitching oil cylinder 2 is connected with the rotary table 1, and the other end of the large arm pitching oil cylinder is connected with the large arm 3;
the small wet spraying machine arm support further comprises a large arm telescopic oil cylinder 12, a large arm telescopic arm 4, a swing mechanism 5, a small arm 6 and a rotary spray head 11;
the large arm telescopic oil cylinder 12 is arranged in the large arm 3, and the large arm telescopic arm 4 is sleeved in the large arm 3 and is connected with the large arm telescopic oil cylinder 12; the swing mechanism 5 is arranged on the large arm telescopic arm 4, and the upper part of the swing mechanism 5 is connected with the small arm 6; the small arm 6 is connected with the rotary spray head 11 through at least one stage of telescopic mechanism.
In the embodiment, the rotary table 1 is arranged on the frame, the whole arm support is arranged on the rotary table 1, and the whole arm support can freely rotate for 360 degrees. Since the swing mechanism 5 is provided on the boom extension arm 4 and the upper portion of the swing mechanism 5 is connected to the small arm 6, the whole small arm 6 can freely rotate 360 degrees with respect to the boom 3.
Further, the swing mechanism 5 is located at the middle position of the small arm 6, and functions to greatly reduce the rotation radius under the condition of ensuring the unfolding length and the overlapping length.
On the other hand, in the embodiment, in the length direction of the arm support, the arm support can be extended and retracted in three stages (one stage for the large arm and two stages for the small arm), the manipulator can be unfolded only in a small space, and the maximum working range can be achieved without moving equipment.
Specifically, the boom 3 includes a boom main body 32, a boom lower end portion 31 provided at a lower portion of the boom main body 32, and a boom side end portion 33 provided at one side of the boom main body 32;
the lower end part 31 of the large arm is hinged with the upper part of the rotary table 1, one end of the large arm pitching oil cylinder 2 is connected with the side end part 33 of the large arm, and the other end is connected with the middle part of the rotary table 1. The angle of pivoting of the large arm 3 is-30 to 60 degrees.
In this embodiment, the boom main body 32 is a transversely extending cross member, the boom lower end 31 protrudes downward and is hinged to the upper part of the turret 1, and the boom extension arm 4 extends or contracts from the boom side end 33.
The lower end part 31 of the large arm is hinged with the rotary table 1 through a three-hinge point, the large arm pitching oil cylinder 2 is arranged between the rotary table 1 and the large arm 3, and the whole arm body can perform pitching motion of-30 degrees to 60 degrees through the driving of the large arm pitching oil cylinder 2. The large arm telescopic arm 4 is sleeved in the large arm 3 and is driven by the large arm telescopic oil cylinder 12 to realize free telescopic.
Further, the end of the boom 4 is provided with a boom head 41, and the turning mechanism 5 is provided on the boom head 41. The rotating mechanism 5 is a rotating speed reducer. The large arm telescopic arm head 41 is fixedly connected with the small arm 6 through a rotary speed reducer, and the small arm 6 can be driven by a motor to rotate freely in 360 degrees relative to the large arm telescopic arm 4.
In this embodiment, the telescopic mechanism includes a first stage telescopic mechanism and a second stage telescopic mechanism. The boom of the wet blasting machine reduces the basic boom expanding space under the condition of meeting the requirements of the expanding total length and the lap joint of the boom, so that the boom wet blasting machine can be used under the working conditions of excavating mine roadways with small sections, water conservancy culverts, various underground projects and the like. However, the number of the telescopic mechanisms can be more than two according to specific operation requirements.
Specifically, as shown in fig. 1-3, the first-stage telescopic mechanism comprises a small arm telescopic oil cylinder 7 and a small arm rear telescopic arm 8, the small arm telescopic oil cylinder 7 is arranged on the small arm 6, and the small arm rear telescopic arm 8 is sleeved in the small arm 6 and connected with the small arm telescopic oil cylinder 7; the telescopic arm 8 behind the small arm is connected with a second-stage telescopic mechanism. The second-stage telescopic mechanism comprises a telescopic oil cylinder 9 of a front telescopic arm of the forearm and a telescopic arm 10 of the front telescopic arm of the forearm, the telescopic arm 10 of the front telescopic arm of the forearm is sleeved in a telescopic arm 8 of the rear telescopic arm of the forearm and is connected with the telescopic oil cylinder 9 of the front telescopic arm of the forearm, and the arm head of the telescopic arm 10 of the front telescopic arm of the forearm is connected with a rotary spray head 11.
The rear telescopic arm 8 of the small arm is sleeved in the small arm 6 and is driven by the small arm telescopic oil cylinder 7 to realize free telescopic; the front telescopic arm 10 of the small arm is sleeved in the rear telescopic arm 8 of the small arm and is driven by the telescopic oil cylinder 9 of the front telescopic arm of the small arm to realize free telescopic; the arm head of the forearm front telescopic arm 10 is connected with a rotary spray head 11.
As shown in fig. 2, the arm support assembly has the minimum length of the basic arm and the minimum folding of the rotary folding, so that the basic arm is shortened to the maximum extent due to the multi-stage extension of the arm support assembly, and the folding is greatly reduced due to the rotary folding central point located at the middle position of the small arm.
As shown in fig. 3, the boom has the maximum extension length, and the rotary folding belt extends and retracts in multiple stages to enlarge the spraying range.
It should be understood that the above-described embodiments of the present invention are merely examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.
Claims (10)
1. A small wet spraying machine arm support comprises a rotary table (1), a large arm (3) and a large arm pitching oil cylinder (2), wherein the large arm (3) is arranged on the rotary table (1) and hinged with the rotary table (1), one end of the large arm pitching oil cylinder (2) is connected with the rotary table (1), and the other end of the large arm pitching oil cylinder is connected with the large arm (3);
the small wet spraying machine arm support is characterized by further comprising a swing mechanism (5), a small arm (6) and a rotary spray head (11);
the swing mechanism (5) is arranged on the large arm (3), and the upper part of the swing mechanism (5) is connected with the small arm (6); the small arm (6) is connected with a rotary spray head (11).
2. The small wet blasting machine arm support according to claim 1, characterized in that: the swing mechanism (5) is positioned in the middle of the small arm (6).
3. The small wet blasting machine arm support according to claim 2, characterized in that: the small wet spraying machine arm support also comprises a large arm telescopic oil cylinder (12) and a large arm telescopic arm (4);
the large arm telescopic oil cylinder (12) is arranged in the large arm (3), and the large arm telescopic arm (4) is sleeved in the large arm (3) and is connected with the large arm telescopic oil cylinder (12); the swing mechanism (5) is arranged on the large arm telescopic arm (4), and the small arm (6) is connected with the rotary spray head (11) through at least one stage of telescopic mechanism.
4. The small wet blasting machine arm support according to claim 3, characterized in that: the big arm (3) comprises a big arm main body (32), a big arm lower end part (31) arranged at the lower part of the big arm main body (32), and a big arm side end part (33) arranged at one side of the big arm main body (32);
the lower end part (31) of the large arm is hinged with the upper part of the rotary table (1), one end of the large arm pitching oil cylinder (2) is connected with the side end part (33) of the large arm, and the other end of the large arm pitching oil cylinder is connected with the middle part of the rotary table (1).
5. The small wet blasting machine arm support according to claim 4, characterized in that: the angle of the large arm (3) rotating around the shaft is-30 to 60 degrees.
6. The small wet blasting machine arm support according to claim 3, characterized in that: the end part of the large arm telescopic arm (4) is provided with a large arm telescopic arm head (41), and the swing mechanism (5) is arranged on the large arm telescopic arm head (41).
7. The small wet blasting machine arm support according to claim 3, characterized in that: the telescopic mechanism comprises a first-stage telescopic mechanism and a second-stage telescopic mechanism.
8. The small wet blasting machine arm support according to claim 7, characterized in that: the first-stage telescopic mechanism comprises a small arm telescopic oil cylinder (7) and a small arm rear telescopic arm (8), the small arm telescopic oil cylinder (7) is arranged on the small arm (6), and the small arm rear telescopic arm (8) is sleeved in the small arm (6) and is connected with the small arm telescopic oil cylinder (7); the small arm rear telescopic arm (8) is connected with a second-stage telescopic mechanism.
9. The small wet blasting machine arm support according to claim 8, characterized in that: the second-stage telescopic mechanism comprises a telescopic arm telescopic oil cylinder (9) in front of the small arm and a telescopic arm (10) in front of the small arm, the telescopic arm (10) in front of the small arm is sleeved in a telescopic arm (8) behind the small arm and is connected with the telescopic arm telescopic oil cylinder (9) in front of the small arm, and the arm head of the telescopic arm (10) in front of the small arm is connected with a rotary spray head (11).
10. The small wet sprayer arm support according to any one of claims 1 to 9, characterized in that: the rotary mechanism (5) is a rotary speed reducer, and the rotary table (1) is arranged on the frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010193001.8A CN111255486A (en) | 2020-03-18 | 2020-03-18 | Small wet spraying machine arm support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010193001.8A CN111255486A (en) | 2020-03-18 | 2020-03-18 | Small wet spraying machine arm support |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111255486A true CN111255486A (en) | 2020-06-09 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010193001.8A Pending CN111255486A (en) | 2020-03-18 | 2020-03-18 | Small wet spraying machine arm support |
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| Country | Link |
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| CN (1) | CN111255486A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114278338A (en) * | 2021-11-25 | 2022-04-05 | 中国煤炭科工集团太原研究院有限公司 | Guniting method based on guniting operation vehicle |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003097198A (en) * | 2001-09-26 | 2003-04-03 | Tcm Corp | Hose suspending device |
| CN201865316U (en) * | 2010-11-30 | 2011-06-15 | 成都市新筑路桥机械股份有限公司 | Manipulator for injection machine |
| CN202144746U (en) * | 2011-07-21 | 2012-02-15 | 湖南五新重型装备有限公司 | Arm support of concrete wet spraying machine |
| CN102536263A (en) * | 2012-01-19 | 2012-07-04 | 成都市新筑路桥机械股份有限公司 | Rotary folding-type wet sprayer arm frame |
| CN211777483U (en) * | 2020-03-18 | 2020-10-27 | 湖南鹏翔星通汽车有限公司 | Small wet spraying machine arm support |
-
2020
- 2020-03-18 CN CN202010193001.8A patent/CN111255486A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003097198A (en) * | 2001-09-26 | 2003-04-03 | Tcm Corp | Hose suspending device |
| CN201865316U (en) * | 2010-11-30 | 2011-06-15 | 成都市新筑路桥机械股份有限公司 | Manipulator for injection machine |
| CN202144746U (en) * | 2011-07-21 | 2012-02-15 | 湖南五新重型装备有限公司 | Arm support of concrete wet spraying machine |
| CN102536263A (en) * | 2012-01-19 | 2012-07-04 | 成都市新筑路桥机械股份有限公司 | Rotary folding-type wet sprayer arm frame |
| CN211777483U (en) * | 2020-03-18 | 2020-10-27 | 湖南鹏翔星通汽车有限公司 | Small wet spraying machine arm support |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114278338A (en) * | 2021-11-25 | 2022-04-05 | 中国煤炭科工集团太原研究院有限公司 | Guniting method based on guniting operation vehicle |
| CN114278338B (en) * | 2021-11-25 | 2023-08-25 | 中国煤炭科工集团太原研究院有限公司 | Guniting method based on guniting operation vehicle |
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