CN210134946U - Anti-winding device for concrete wet spraying machine pipeline - Google Patents
Anti-winding device for concrete wet spraying machine pipeline Download PDFInfo
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- CN210134946U CN210134946U CN201920855490.1U CN201920855490U CN210134946U CN 210134946 U CN210134946 U CN 210134946U CN 201920855490 U CN201920855490 U CN 201920855490U CN 210134946 U CN210134946 U CN 210134946U
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Abstract
The utility model belongs to the technical field of underground construction machinery, in particular to a concrete wet spraying machine pipeline anti-winding device, which mainly aims to provide a concrete wet spraying machine pipeline anti-winding device, effectively ensures the overall stability of equipment in the operation process of wet spraying machine equipment, avoids the winding phenomenon of the wet spraying machine concrete pipeline on an arm support, and provides the concrete wet spraying machine pipeline anti-winding device which comprises a wet spraying machine small arm assembly, wherein a telescopic inner arm is connected and arranged on the small arm assembly, a rotary motor supporting seat is arranged at the front end of the telescopic inner arm, and the rotary motor supporting seat is matched and connected with a rotary motor arranged at the end part of the rotary motor supporting seat; still be provided with on the rotating motor supporting seat and prevent to spray the winding carousel in the concrete of pipeline, the outside end connection of carousel is provided with concrete pipeline antiwind injection apparatus in the concrete, this concrete wet blasting machine pipeline antiwind device, the effectual damage fault rate that has reduced equipment has improved the effective life of equipment.
Description
Technical Field
The utility model belongs to the technical field of underground construction machinery; in particular to an anti-winding device for a concrete wet spraying machine pipeline.
Background
The underground engineering refers to underground civil engineering built for developing and utilizing underground space resources deep under the ground, and comprises underground houses and underground structures, underground railways, highway tunnels, underwater tunnels, underground common ditches, street-crossing underground passages and the like; in the modern underground tunnel excavation construction operation, the mechanical construction mode gradually becomes the mainstream of the construction operation, and the guniting support working procedure also mostly adopts a wet spraying machine to carry out mechanical concrete guniting operation, so that the manpower and material resources are saved, and the operation efficiency is greatly improved; however, in the construction process of the wet sprayer underground tunnel guniting operation, a concrete pipeline arranged on the wet sprayer is very easy to form a winding phenomenon on the arm support when swinging along with the rotation of the spray head, and because the pipeline fully loaded with concrete is wound on the arm support, the stress of the arm support is greatly increased, and the balance of the arm support is damaged; the irregular winding working condition that the concrete pipeline rotates on the arm support along with the injection head also accelerates the abrasion and the breakage of the pipeline of the wet spraying machine and increases the damage failure rate of equipment; therefore, in order to improve the stability of the whole wet sprayer during operation and maintain and prolong the service life of the arm support and the concrete pipeline, the novel anti-winding device for the concrete wet sprayer pipeline is provided.
Disclosure of Invention
The utility model discloses an inventive purpose:
the anti-winding device for the concrete wet spraying machine pipeline is mainly used for effectively ensuring the integral stability of the wet spraying machine equipment in the operation process, effectively avoiding the winding phenomenon of the wet spraying machine concrete pipeline on the arm support and effectively ensuring the balance performance of the arm support of the wet spraying machine; and the pipeline wearing and tearing problem that the winding of effectual concrete pipe caused has been avoided, the damage fault rate of effectual reduction equipment, the effective life of effectual improve equipment, the effectual pipeline winding landing of avoiding is to the mechanical injury of equipment and personnel, improve equipment and operation personnel's operation security, the economic benefits of effectual improvement enterprise.
The technical scheme of the utility model is that:
the anti-winding device for the concrete wet spraying machine pipeline comprises a wet spraying machine small arm assembly, wherein a telescopic inner arm is connected and arranged on the small arm assembly, a rotary motor supporting seat is arranged at the front end of the telescopic inner arm, and the rotary motor supporting seat is matched and connected with a rotary motor arranged at the end part of the rotary motor supporting seat; the rotating motor supporting seat is also provided with a concrete middle rotating disc for preventing the spraying pipeline from winding, the inner side end of the concrete middle rotating disc is connected with the concrete pipeline, and the outer side end of the concrete middle rotating disc is connected with a concrete pipeline anti-winding spraying device.
The concrete middle rotary table comprises a middle rotary table cavity which is connected and sealed by the outer wall of the middle rotary table, and a concrete inlet which is communicated with the middle rotary table cavity and a concrete pipeline is arranged at the inner side end of the outer wall of the middle rotary table; the outer side end of the outer wall of the middle rotary disc is provided with a concrete outlet, and the concrete outlet is connected with the outer wall of the middle rotary disc through a rotatable sealing device.
The rotatable sealing device comprises an outer sealing plate, the outer sealing plate is fixedly connected with the outer wall of the middle rotating disc through a connecting bolt, a first protrusion is arranged on the end face of the inner side of the outer sealing plate, an inner sealing plate welded and fixed with a concrete outlet is further arranged on the inner side of the outer sealing plate, and a circumferential annular track groove matched with the first protrusion is formed in the inner sealing plate.
The connecting section of the outer wall of the middle rotary table and the rotatable sealing device is in a stepped section structure, and a connecting sealing ring is arranged between the inner sealing plate and the outer wall of the middle rotary table.
An auxiliary rotating groove is also arranged on the concrete outlet, and a second bulge matched with the auxiliary rotating groove is also arranged on the outer sealing plate.
The concrete pipeline anti-winding injection device comprises a concrete injection anti-winding pipeline, a concrete nozzle is arranged on the concrete injection anti-winding pipeline, and an angle regulator is arranged between the concrete injection anti-winding pipeline and the concrete nozzle.
The angle regulator comprises an adjusting inner cavity, and a spherical adjusting inner joint is arranged in the adjusting inner cavity.
And a support pedestal assembly is further arranged on the rotating motor, and the concrete nozzle is arranged on the support pedestal assembly.
And a rubber pipe protection spring is sleeved on the concrete spraying anti-winding pipeline.
A concrete wet spraying machine comprises the concrete wet spraying machine pipeline anti-winding device.
The utility model has the advantages that:
the anti-winding device for the concrete wet spraying machine pipeline with the novel structural design not only effectively ensures the integral stability of the wet spraying machine equipment in the operation process, effectively avoids the winding phenomenon of the wet spraying machine concrete pipeline on the arm support, and effectively ensures the balance performance of the arm support of the wet spraying machine; and the pipeline wear problem that the winding of concrete pipe caused has effectually been avoided, the effectual damage fault rate that reduces equipment, the effectual effective life who improves equipment, the effectual pipeline that has avoided winding landing is to equipment and personnel's mechanical injury, has improved equipment and operation personnel's operation security nature, the effectual economic benefits who improves the enterprise.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic structural view of a concrete turntable according to the present invention;
FIG. 3 is a schematic cross-sectional view of the concrete turntable of the present invention;
fig. 4 is a schematic view of the connection and engagement structure of the rotatable sealing device of the present invention;
fig. 5 is a schematic structural view of the inner sealing plate of the present invention.
In the figure; 1 is a wet spraying machine small arm assembly; 2 is a telescopic inner arm; 3 is a rotary motor support seat; 4 is a rotary motor; 5 is a concrete middle turntable; 6 is a concrete pipeline; 7 is a concrete pipeline anti-winding injection device; 8 is the outer wall of the middle turntable; 9 is a cavity of the middle turntable; 10 is a concrete inlet; 11 is a concrete outlet; 12 is a rotatable sealing device; 13 is an outer sealing plate; 14 is a connecting bolt; 15 is a first projection; 16 is an inner sealing plate; 17 is a circumferential annular track groove; 18 is a connecting seal ring; 19 is an auxiliary rotating groove; 20 is a second projection; 21 is a concrete spraying anti-winding pipeline; 22 is a concrete nozzle; 23 is an angle adjuster; 24 is an adjusting inner cavity; 25 is a spherical adjusting inner joint; 26 is a support pedestal assembly; and 27 is a rubber tube protection spring.
Detailed Description
The following detailed description of embodiments of the present invention is made with reference to the accompanying drawings.
As shown in fig. 1 to 5, an anti-winding device for a concrete wet spraying machine pipeline is provided, and comprises a small arm assembly 1 arranged on the wet spraying machine, wherein a telescopic inner arm 2 is connected to the small arm assembly and arranged on the small arm assembly to adjust the spraying distance between a concrete spraying gun and a spraying station; a rotary motor supporting seat 3 is arranged at the front end of the telescopic inner arm and is matched and connected with a rotary motor 4 arranged at the end part of the rotary motor supporting seat; the concrete middle rotary table 5 for preventing the spraying pipeline from winding is also arranged on the rotary motor support seat, the concrete middle rotary table arranged on the rotary motor support seat is used as a middle transition connection node of the pipeline anti-winding device, the concrete pipeline arranged on the wet spraying machine is connected with the middle rotary table to effectively inject the concrete to be sprayed into the concrete middle rotary table, and the spraying pipeline is arranged at the other end of the middle rotary table, so that the irregular winding phenomenon in construction operation caused by the fact that the concrete pipeline is directly connected on the wet spraying machine is effectively avoided; the inner side end of the concrete middle rotating disc is connected with a concrete pipeline 6, and the outer side end of the concrete middle rotating disc is connected with a concrete pipeline anti-winding spraying device 7.
Furthermore, in order to effectively ensure the sealing connection performance of the concrete middle turntable as a middle transition node, the concrete middle turntable comprises a middle turntable cavity which is connected and sealed by a middle turntable outer wall 8, and concrete to be sprayed is firstly injected into the middle turntable cavity through a concrete pipeline; a concrete inlet 10 for communicating the cavity of the middle turntable with a concrete pipeline is arranged at the inner side end of the outer wall of the middle turntable; a concrete outlet 11 is arranged at the outer side end of the outer wall of the middle rotary table and is connected with the outer wall of the middle rotary table through a rotatable sealing device 12; the rotatable sealing device is provided with a rotatable connecting part in the cavity of the middle rotating disc, so that the rotating operation process of concrete spraying is carried out.
Further, the rotatable sealing device comprises an outer sealing plate 13, and the outer sealing plate is fixedly connected with the outer wall of the middle rotary table through a connecting bolt 14; the first outer sealing plate and the middle rotary table form a detachable connecting and sealing structure through the connecting bolt, and when the cavity of the middle rotary table needs to be cleaned, the connecting bolt can be detached to open the cavity of the middle rotary table, so that the interior of the cavity of the middle rotary table can be cleaned effectively and periodically; in order to effectively arrange a rotatable connecting part in the concrete middle turntable, a first bulge 15 is arranged on the inner side end surface of the outer sealing plate, an inner sealing plate 16 fixed with a concrete outlet in a welding way is also arranged on the inner side of the outer sealing plate, and a circumferential annular track groove 17 matched with the first bulge is arranged on the inner sealing plate; through the first arch that sets up on the outer shrouding board that sets up and be provided with on the shrouding including with first protruding assorted circumference annular track groove structure, rotatory rotation space structure is connected to effectual constitution.
Furthermore, in order to effectively improve the connection sealing performance of the concrete middle turntable, the connecting section of the outer wall of the middle turntable and the rotatable sealing device is arranged in a stepped section structure, an inner sealing plate structure is arranged in the stepped section of the arranged stepped section transition connecting structure, and a bolt connecting hole is arranged at the end part of the stepped section transition connecting structure and is fixedly connected with an outer sealing plate; wherein the inner sealing plate can be closely attached to the end surface of the step section; a connecting sealing ring 18 is also arranged between the inner sealing plate and the outer wall of the middle rotary disc.
Furthermore, in order to effectively ensure the stable positioning and rotating process of the inner sealing plate arranged in the concrete middle rotating disc, an auxiliary rotating groove 19 is also arranged on the concrete outlet, and a second bulge 20 matched with the auxiliary rotating groove is also arranged on the outer sealing plate; through the second protruding rotatory location setting with supplementary rotation groove, effectual control the moving degree of freedom of inner rotary disc on the horizontal direction, guaranteed the rotatory process in location of inner sealing plate.
Furthermore, the concrete pipeline anti-winding injection device comprises a concrete injection anti-winding pipeline 21, the concrete injection anti-winding pipeline is connected with a concrete outlet arranged on the middle turntable, the anti-winding pipeline is directly in transition connection through the middle turntable and can rotate along the 360-degree circumference of the circumferential annular track groove along with an inner sealing plate arranged in the middle turntable, and the anti-winding pipeline does not interfere with the winding of the concrete pipeline arranged at the front end; a concrete nozzle 22 is provided on the concrete spraying anti-winding pipe, and an angle adjuster 23 is provided between the concrete spraying anti-winding pipe and the concrete nozzle.
Further, the angle adjuster comprises an adjusting inner cavity 24, and a spherical adjusting inner joint 25 is arranged in the adjusting inner cavity; when the concrete nozzle carries out small-amplitude angle adjustment according to the construction working condition, the small-amplitude spraying angle adjustment process of the concrete nozzle can be realized by adjusting the spherical adjusting inner joint in the adjusting inner cavity.
Further, a support pedestal assembly 26 is further arranged on the rotating motor, and the concrete nozzle is arranged on the support pedestal assembly; when the concrete nozzle carries out small-amplitude spraying angle adjustment under the effect of the angle regulator, the concrete nozzle can also be installed and placed on the supporting pedestal assembly, the large-amplitude angle adjustment of 360-degree circumferential rotation along the circumferential annular track groove is realized along the inner sealing plate through the rotating motor, and the spraying range requirement of the tunnel wet spraying machine is effectively matched.
Further, in order to protect the abrasion damage of the concrete spraying anti-winding pipeline arranged at the front end, a rubber pipe protection spring 27 is sleeved on the concrete spraying anti-winding pipeline.
Further, a concrete wet spraying machine is provided, which comprises the concrete wet spraying machine pipeline anti-winding device.
The anti-winding device for the concrete wet spraying machine pipeline with the novel structural design not only effectively ensures the integral stability of the wet spraying machine equipment in the operation process, effectively avoids the winding phenomenon of the wet spraying machine concrete pipeline on the arm support, and effectively ensures the balance performance of the arm support of the wet spraying machine; and the pipeline wear problem that the winding of concrete pipe caused has effectually been avoided, the effectual damage fault rate that reduces equipment, the effectual effective life who improves equipment, the effectual pipeline that has avoided winding landing is to equipment and personnel's mechanical injury, has improved equipment and operation personnel's operation security nature, the effectual economic benefits who improves the enterprise.
Claims (10)
1. The utility model provides a concrete wet blasting machine pipeline anti-wind device, includes wet blasting machine forearm assembly, connects on the forearm assembly and is provided with flexible inner boom, its characterized in that: a rotary motor supporting seat is arranged at the front end of the telescopic inner arm and is matched and connected with a rotary motor arranged at the end part of the rotary motor supporting seat; the rotating motor supporting seat is also provided with a concrete middle rotating disc for preventing the spraying pipeline from winding, the inner side end of the concrete middle rotating disc is connected with the concrete pipeline, and the outer side end of the concrete middle rotating disc is connected with a concrete pipeline anti-winding spraying device.
2. The concrete wet blasting machine pipeline anti-winding device according to claim 1, characterized in that: the concrete middle rotary table comprises a middle rotary table cavity which is connected and sealed by the outer wall of the middle rotary table, and a concrete inlet which is communicated with the middle rotary table cavity and a concrete pipeline is arranged at the inner side end of the outer wall of the middle rotary table; the outer side end of the outer wall of the middle rotary disc is provided with a concrete outlet, and the concrete outlet is connected with the outer wall of the middle rotary disc through a rotatable sealing device.
3. The concrete wet blasting machine pipeline anti-winding device according to claim 2, characterized in that: the rotatable sealing device comprises an outer sealing plate, the outer sealing plate is fixedly connected with the outer wall of the middle rotating disc through a connecting bolt, a first protrusion is arranged on the end face of the inner side of the outer sealing plate, an inner sealing plate welded and fixed with a concrete outlet is further arranged on the inner side of the outer sealing plate, and a circumferential annular track groove matched with the first protrusion is formed in the inner sealing plate.
4. The concrete wet blasting machine pipeline anti-winding device according to claim 2 or 3, wherein: the connecting section of the outer wall of the middle rotary table and the rotatable sealing device is in a stepped section structure, and a connecting sealing ring is arranged between the inner sealing plate and the outer wall of the middle rotary table.
5. The concrete wet blasting machine pipeline anti-winding device according to claim 3, wherein: an auxiliary rotating groove is also arranged on the concrete outlet, and a second bulge matched with the auxiliary rotating groove is also arranged on the outer sealing plate.
6. The concrete wet blasting machine pipeline anti-winding device according to claim 1, characterized in that: the concrete pipeline anti-winding injection device comprises a concrete injection anti-winding pipeline, a concrete nozzle is arranged on the concrete injection anti-winding pipeline, and an angle regulator is arranged between the concrete injection anti-winding pipeline and the concrete nozzle.
7. The concrete wet blasting machine pipeline anti-winding device according to claim 6, wherein: the angle regulator comprises an adjusting inner cavity, and a spherical adjusting inner joint is arranged in the adjusting inner cavity.
8. The concrete wet blasting machine pipeline anti-winding device according to claim 1 or 6, wherein: and a support pedestal assembly is further arranged on the rotating motor, and the concrete nozzle is arranged on the support pedestal assembly.
9. The concrete wet blasting machine pipeline anti-winding device according to claim 6, wherein: and a rubber pipe protection spring is sleeved on the concrete spraying anti-winding pipeline.
10. The utility model provides a concrete wet blasting machine which characterized in that: the concrete wet spraying machine comprises the concrete wet spraying machine pipeline anti-winding device as claimed in any one of claims 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920855490.1U CN210134946U (en) | 2019-06-10 | 2019-06-10 | Anti-winding device for concrete wet spraying machine pipeline |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920855490.1U CN210134946U (en) | 2019-06-10 | 2019-06-10 | Anti-winding device for concrete wet spraying machine pipeline |
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| Publication Number | Publication Date |
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| CN210134946U true CN210134946U (en) | 2020-03-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920855490.1U Active CN210134946U (en) | 2019-06-10 | 2019-06-10 | Anti-winding device for concrete wet spraying machine pipeline |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113006081A (en) * | 2021-02-24 | 2021-06-22 | 中建八局轨道交通建设有限公司 | Improved device for jet anchor of deep foundation pit fender pile body |
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2019
- 2019-06-10 CN CN201920855490.1U patent/CN210134946U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113006081A (en) * | 2021-02-24 | 2021-06-22 | 中建八局轨道交通建设有限公司 | Improved device for jet anchor of deep foundation pit fender pile body |
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