CN210946828U - Foundation pit support device for gymnasium foundation pit construction - Google Patents
Foundation pit support device for gymnasium foundation pit construction Download PDFInfo
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- CN210946828U CN210946828U CN201921679332.1U CN201921679332U CN210946828U CN 210946828 U CN210946828 U CN 210946828U CN 201921679332 U CN201921679332 U CN 201921679332U CN 210946828 U CN210946828 U CN 210946828U
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- spray gun
- support
- foundation pit
- fixing plate
- fixedly connected
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Abstract
The utility model belongs to the technical field of foundation pit support, in particular to a foundation pit support device for gymnasium foundation pit construction, which comprises a support reinforcing mesh fixed on the side slope of a foundation pit through soil nails and a spray gun pipeline with a spray gun head, wherein the spray gun pipeline is hermetically connected with an external spray gun, and one side of the support reinforcing mesh is detachably connected with a bracket; the motor rotates the lead screw, so that the spray gun pipeline in the positioning box ascends and descends, spraying surfaces with different heights can be sprayed, the second sliding block and the second sliding groove are matched to complete the leftward and rightward sliding of the spray gun pipeline, spraying of the spraying surfaces between the support reinforcing mesh and the slope body is completed, the spray gun pipeline is fixed through the clamp during spraying, the spray gun can be adjusted through the first fixing plate and the second fixing plate according to the inclination angles of different slope bodies, the spray gun head is always in a vertical state with the spraying surfaces to be sprayed, the quality of the sprayed concrete surface layer is improved, and the overall stability of foundation pit support is improved.
Description
Technical Field
The utility model belongs to the technical field of the excavation supporting, concretely relates to foundation ditch supporting device is used in gymnasium's foundation ditch construction.
Background
The foundation pit support is a retaining, reinforcing and protecting measure adopted for the side wall of the foundation pit and the surrounding environment in order to ensure the safety of the underground structure construction and the surrounding environment of the foundation pit, wherein the soil nailing foundation pit support is to excavate a slope surface of the foundation pit, use mechanical drilling or Luoyang shovel to form a hole, put reinforcing steel bars in the hole, perform grouting, install reinforcing steel bar meshes on the slope surface, spray concrete to form a concrete surface layer, and combine the soil body, the reinforcing steel bars and a spray concrete panel to form a deep foundation pit.
The existing soil nail foundation pit support is characterized in that a foundation pit side slope is reinforced through soil nails made of steel bars, a steel bar net is laid on the surface of the side slope, then a layer of concrete surface layer is sprayed on the side slope, the side slope reinforcement is combined with an earth side slope to resist the earth pressure behind a wall, when a bolt surface layer is sprayed through a pressure spray gun, a spray head is required to be perpendicular to a sprayed surface as much as possible, the included angle is not less than seventy degrees, if the included angle is lower than the standard, the integral stability of the foundation pit support is influenced, so that two workers are generally required, one worker holds the high-pressure spray gun to spray, the other worker observes the quality and the angle of the spray, the high-pressure spray gun is heavy, when the sprayed surface is high, the worker holds the high-pressure spray gun to spray by hand, the worker easily shakes due to the lack of physical strength after lifting the spray head for a long time, the spray head is influenced, and is difficult to be perpendicular to the high-sprayed, the spraying quality of the bolt surface layer can be reduced, and the labor intensity of workers in spraying is higher, so that the working efficiency of spraying the bolt surface layer can be reduced.
SUMMERY OF THE UTILITY MODEL
To solve the problems set forth in the background art described above. The utility model provides a gymnasium is excavation supporting device for foundation ditch construction has the characteristics of the spraying concrete surface course of being convenient for.
In order to achieve the above object, the utility model provides a following technical scheme: a foundation pit supporting device for gymnasium foundation pit construction comprises a supporting reinforcing mesh fixed on a side slope of a foundation pit through soil nails and a spray gun pipeline with a spray gun head, wherein the spray gun pipeline is hermetically connected with an external spray gun, one side of the supporting reinforcing mesh is detachably connected with a support, the bottom of the support is provided with a mounting groove, a motor is slidably connected above the support and is electrically connected with an external power supply, a lead screw is fixedly connected with the output end of the motor, the outer wall of the lead screw is rotatably connected with a sleeve block, the inner side of the support is provided with a slide rail which is slidably connected with the mounting groove, a positioning box is slidably connected in the slide rail, the spray gun pipeline is detachably connected in the positioning box, the other end of the positioning box is fixedly connected with the sleeve block, the spray gun pipeline is hermetically connected with the spray gun head through a corrugated hose, and the outer wall of the spray gun head is fixedly connected with a second fixing plate, and the first fixing plate is hinged with the second fixing plate.
Preferably, two first chutes are formed in the top of the support, first sliding blocks are fixedly connected to two sides of the outer wall of the motor, and the first sliding blocks are connected with the first chutes in a sliding mode.
Preferably, the inner walls of two sides of the mounting groove are provided with second sliding grooves, the bottom of the sliding rail is fixedly connected with second sliding blocks, and two ends of each second sliding block are connected with the second sliding grooves in a sliding mode.
Preferably, the inner wall of the positioning box is fixedly connected with a clamp, and the spray gun pipeline is fixed inside the positioning box through the clamp.
Preferably, one side of the support, which is close to the support reinforcing mesh, is fixedly connected with two hanging buckles, and the support reinforcing mesh and the support are fixedly connected through the hanging buckles.
Preferably, the width of the positioning box at one side inside the slide rail is greater than the width of the open end of the slide rail.
Compared with the prior art, the beneficial effects of the utility model are that:
according to the scheme, the motor rotates the lead screw, so that the spray gun pipeline inside the positioning box ascends and descends, spraying surfaces with different heights can be sprayed, the second sliding block and the second sliding groove are matched to complete the leftward and rightward sliding of the spray gun pipeline, spraying of the spraying surfaces between the support reinforcing mesh and the slope body is completed, the spray gun pipeline is fixed through the clamp during spraying, the spray gun can be adjusted through the first fixing plate and the second fixing plate according to the inclination angles of different slope bodies, the spray gun head and the spraying surfaces to be sprayed are always in a vertical state, the quality of the sprayed concrete surface layer is improved, the overall stability of foundation pit support is improved, the whole work flow only needs one worker to be carried out, the spray gun head does not need to be held by the worker, the labor burden of the worker is relieved, the requirement for the number of the worker during spraying is also reduced, and therefore the work efficiency.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 is a schematic structural view of the present invention;
fig. 2 is a perspective view of the present invention;
fig. 3 is a top view of the present invention;
fig. 4 is a front view of the present invention;
FIG. 5 is a side sectional view of the positioning box of the present invention;
fig. 6 is a top sectional view of the positioning box of the present invention.
In the figure: 1. supporting a reinforcing mesh; 2. a support; 21. a first chute; 22. mounting grooves; 23. a second chute; 24. hanging and buckling; 3. a motor; 31. a screw rod; 32. sleeving blocks; 33. a first slider; 4. a slide rail; 41. a second slider; 5. a positioning box; 51. a clamp; 6. a lance conduit; 61. a corrugated hose; 611. a first fixing plate; 62. spraying a gun head; 621. and a second fixing plate.
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 labor belong to the protection scope of the present invention, in the present invention, for convenience of description, the description of the relative position relationship of each component is described according to the layout mode of the drawings in the specification, such as: the positional relationship of front, rear, upper, lower, left, right, etc. is determined in accordance with the specification layout direction.
Referring to fig. 1-6, the present invention provides the following technical solutions: a foundation pit supporting device for constructing foundation pits of a gymnasium comprises a supporting reinforcing mesh 1 fixed on a side slope of a foundation pit through soil nails and a spray gun pipeline 6 with a spray gun head 62, the spray gun pipeline 6 is hermetically connected with an external spraying machine, one side of the supporting reinforcing mesh 1 is detachably connected with a support 2, the bottom of the support 2 is provided with a mounting groove 22, the upper part of the support 2 is slidably connected with a motor 3, the motor 3 is electrically connected with an external power supply, the output end of the motor 3 is fixedly connected with a screw rod 31, the outer wall of the screw rod 31 is rotatably connected with a sleeve block 32, the inner side of the support 2 is provided with a slide rail 4, the slide rail 4 is slidably connected with the mounting groove 22, the slide rail 4 is slidably connected with a positioning box 5, the spray gun pipeline 6 is detachably connected inside the positioning box 5, the other end of the positioning box 5 is fixedly, the outer wall of the spray gun head 62 is fixedly connected with a second fixing plate 621, and the first fixing plate 611 is hinged with the second fixing plate 621.
In this embodiment, after the supporting reinforcing mesh 1 is installed and fixed on the side slope of the foundation pit, when spraying the concrete surface layer, the reinforcing bars of the supporting reinforcing mesh 1 are clamped and fixed by the hanging buckles 24, so that the whole stability of the support 2 is not affected, the spraying machine is started, the concrete surface layer is sprayed on the supporting reinforcing mesh 1 and the side slope of the foundation pit by the spraying gun head 62 at one end of the spraying gun pipeline 6 positioned in the positioning box 5, when the higher spraying surface needs to be sprayed, the motor 3 (the motor 3 is a forward and reverse rotation motor, model YL100L1-4, the forward and reverse rotation principle of the motor is the existing well-known technology, which is not described herein again) is connected with a power supply, the switch of the motor 3 is started, so that the output end of the motor 3 drives the screw rod 31 to rotate clockwise and counterclockwise, the sleeve block 32 is lifted up and down, the inner thread matched with the screw rod 31 is formed inside the, when the screw rod 31 rotates, the sleeve block 32 is influenced by the screw thread to slide up and down, while the sleeve block 32 slides up and down, due to the sliding limit function of the slide rail 4, the positioning box 5 can only slide up and down in the slide rail 4, at this time, the sleeve block 32 drives the positioning box 5 to slide up and down in the slide rail 4, the positioning box 5 drives the spray gun pipeline 6 to move up and down while sliding up and down in the slide rail 4, the clamp 51 clamps the spray gun pipeline 6 to fix the spray gun pipeline 6, so that the spray gun pipeline 6 cannot shake during spraying and is always in a state perpendicular to the side slope of the foundation pit, and after the maximum longitudinal spraying range of the spray gun head 62 is completed, a worker can push the slide rail 4 to enable the second slide block 41 at the bottom of the slide rail 4 to slide between the second slide grooves 23, and the mounting groove 22 limits the slide rail 4 when the slide rail 4 slides, so that the sliding track of the, the left and right displacement of the slide rail 4 is completed, the slide rail 4 drives the spray gun pipeline 6 in the positioning box 5 to move when the left and right displacement is performed, the positioning box 5 is fixed with the screw rod 31 due to the sleeve block 32 when moving, when the motor 3 above the screw rod 31 moves left and right on the slide rail 4, the motor can slide in the first sliding groove 21 through the first sliding block 33, so that the left and right positions of the spray gun head 62 can be adjusted, the whole spray surface of the spray gun head 62 in the transverse longitudinal range of the bracket 2 is sprayed, a convex surface is arranged on one side of the first fixing plate 611, a concave surface is arranged on one side of the second fixing plate 621, the first fixing plate 611 and the second fixing plate 621 are hinged through the bolt penetrating through the concave surface of the first fixing plate 611 and the convex surface of the second fixing plate 621, the first fixing plate 611 and the second fixing plate 621 are fixed through the nut screwed on the bolt, when the inclination of, the second fixing plate 621 is rotated and inclined, the corrugated hose 61 is bent and extended when the second fixing plate 621 on one side of the spraying gun head 62 rotates, so that the spraying gun head 62 on one side of the second fixing plate 621 is inclined under the driving of the second fixing plate 621 and is perpendicular to the side slope of the foundation pit, after the inclination is perpendicular, the first fixing plate 611 and the second fixing plate 621 are fastened by screwing a nut into a bolt, the continuous rotation cannot be realized, the adjustment of the inclination of the spraying gun head 62 is completed, the spraying gun head 62 can be adjusted no matter how much the inclination of the side slope of the foundation pit is, so that the spraying gun head 62 is always in a state of being perpendicular to the side slope of the foundation pit, the quality of a sprayed concrete surface layer is improved, the overall stability of the foundation pit support is improved, the whole working process only needs one worker, the spraying gun head 62 does not need to be held by the worker, the labor burden of the, thereby improving the working efficiency.
Specifically, two first sliding grooves 21 are formed in the top of the support 2, first sliding blocks 33 are fixedly connected to two sides of the outer wall of the motor 3, and the two first sliding blocks 33 are in sliding connection with the two first sliding grooves 21; the motor 3 is slid through the first sliding groove 21 and the first sliding block 33, and the first sliding groove 21 limits the first sliding block 33 during sliding, so that the sliding track of the motor 3 above the first sliding block 33 is in linear sliding all the time.
Specifically, the inner walls of the two sides of the mounting groove 22 are both provided with a second sliding groove 23, the bottom of the sliding rail 4 is fixedly connected with a second sliding block 41, and the two ends of the second sliding block 41 are slidably connected with the two second sliding grooves 23; when the spraying range of the spraying gun head 62 is adjusted, the sliding rail 4 is pushed by a hand, so that the second sliding block 41 at the bottom of the sliding rail 4 slides in the second sliding groove 23 to complete the guiding of the sliding rail 4, and the sliding rail 4 is limited by the second sliding groove 23 and cannot fall off from the mounting groove 22 when sliding.
Specifically, the inner wall of the positioning box 5 is fixedly connected with a clamp 51, and the spray gun pipeline 6 is fixed inside the positioning box 5 through the clamp 51; the jig 51 is a machine tool jig in the prior art, and the jig 51 fixes the spray gun pipe 6 so that the spray gun pipe 6 is fixed by the jig 51 without shaking during spraying.
Specifically, two hanging buckles 24 are fixedly connected to one side of the support 2 close to the support reinforcing mesh 1, and the support reinforcing mesh 1 and the support 2 are fixedly connected through the hanging buckles 24; the support 2 is hung on the reinforcing steel bars in the supporting reinforcing steel bar mesh 1 through the hanging buckles 24 to complete the fixation of the support 2, and even if the surface of the foundation pit is uneven, the support 2 cannot slide around to influence the spraying operation.
Specifically, the width of the positioning box 5 at one side inside the slide rail 4 is greater than the width of the opening end of the slide rail 4; at lead screw 31 when rotating, the cover block 32 receives the screw thread to influence and slides from top to bottom, the cover block 32 is in the gliding from top to bottom, location case 5 receives slide rail 4's slip limiting displacement, location case 5 can only slide from top to bottom in slide rail 4, cover block 32 drives location case 5 and slides from top to bottom in slide rail 4's inside this moment, location case 5 drives inside spray gun pipeline 6 and reciprocates in slide rail 4 inside gliding from top to bottom, the inside one end width of location case 5 is greater than the open end width of slide rail 4, make location case 5 receive the spacing of slide rail 4 inner wall when sliding, can not drop from slide rail 4's open end.
The utility model discloses a theory of operation and use flow: after the utility model is installed, after the supporting reinforcing mesh 1 is installed and fixed on the side slope of the foundation pit, when spraying the concrete surface layer, the reinforcing bars of the supporting reinforcing mesh 1 are clamped and fixed through the hanging buckle 24, so that the whole stability of the support 2 is not influenced, the spraying machine is opened, the concrete surface layer is sprayed on the supporting reinforcing mesh 1 and the side slope of the foundation pit through the spraying gun head 62 at one end of the spraying gun pipeline 6 positioned in the positioning box 5, when the higher spraying surface is required to be sprayed, the motor 3 is connected into the power supply, the switch of the motor 3 is opened to enable the output end of the motor 3 to drive the screw rod 31 to rotate clockwise and anticlockwise, so that the sleeve block 32 can complete the up-and-down lifting, the inner thread matched with the screw rod 31 is arranged in the sleeve block 32, when the screw rod 31 rotates, the sleeve block 32 slides up and down under the influence of the thread, when the sleeve block 32 slides up and down, because the positioning box, the positioning box 5 can only slide up and down in the slide rail 4, at this time, the sleeve block 32 drives the positioning box 5 to slide up and down in the slide rail 4, the positioning box 5 drives the spray gun pipeline 6 to move up and down while sliding up and down in the slide rail 4, and the clamp 51 clamps the spray gun pipeline 6 to fix the spray gun pipeline 6, so that the spray gun pipeline 6 does not shake during spraying, and is always in a state perpendicular to the foundation pit side slope, and after the maximum range of longitudinal spraying of the spray gun head 62 is completed, a worker can push the slide rail 4 to enable the second slide block 41 at the bottom of the slide rail 4 to slide between the second slide grooves 23, and the mounting groove 22 limits the slide rail 4 when the slide rail 4 slides, so that the sliding track of the slide rail 4 always slides linearly, the left and right displacement of the slide rail 4 is completed, the slide rail 4 drives the spray gun pipeline 6 in the positioning box 5 to move during left and right displacement, and, when the motor 3 above the screw rod 31 moves left and right on the slide rail 4, the motor will slide in the first slide groove 21 through the first slide block 33, so that the left and right positions of the spray gun head 62 can be adjusted, and the spray gun head 62 can be sprayed on the whole spraying surface in the transverse longitudinal range of the bracket 2, one side of the first fixing plate 611 is provided with a convex surface, one side of the second fixing plate 621 is provided with a concave surface, a bolt penetrates through the concave surface of the first fixing plate 611 and the convex surface of the second fixing plate 621, the first fixing plate 611 and the second fixing plate 621 are hinged, the first fixing plate 611 and the second fixing plate 621 are fixed by screwing the bolt through a nut, when the inclination of the foundation pit side slope is different, the nut on one side of the bolt is loosened, the second fixing plate 621 is rotated and inclined, the corrugated hose 61 is bent and extended when the second fixing plate 621 on one side of the spray gun head 62 is rotated, so that the spray gun head 62 on one side of the second fixing plate, after the spraying process is vertical, the first fixing plate 611 and the second fixing plate 621 are fastened on the bolt through screwing the nuts, the rotation cannot be continued, the adjustment of the inclination of the spraying gun head 62 is completed, no matter how much the inclination of the foundation pit side slope is, the spraying gun head 62 can be adjusted to enable the spraying gun head 62 to be always in a state perpendicular to the foundation pit side slope, the quality of a concrete surface layer after spraying is improved, the overall stability of foundation pit supporting is improved, the whole working process only needs one worker, the spraying gun head 62 does not need to be held by the worker, the labor burden of the worker is relieved, the requirement for the number of workers during spraying is reduced, and therefore the working efficiency can be improved.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. The utility model provides a gymnasium is excavation supporting device for foundation ditch construction, includes and is fixed in strutting reinforcing bar net (1) and spray gun pipeline (6) that have injection rifle head (62) of foundation ditch side slope through the soil nail, spray gun pipeline (6) are connected its characterized in that with the sealed of outside injection machine: the support is characterized in that one side of the support reinforcing mesh (1) is detachably connected with a support (2), the bottom of the support (2) is provided with a mounting groove (22), a motor (3) is slidably connected above the support (2), the motor (3) is electrically connected with an external power supply, the output end of the motor (3) is fixedly connected with a lead screw (31), the outer wall of the lead screw (31) is rotatably connected with a sleeve block (32), the inner side of the support (2) is provided with a slide rail (4), the slide rail (4) is slidably connected with the mounting groove (22), the slide rail (4) is slidably connected with a positioning box (5), a spray gun pipeline (6) is detachably connected inside the positioning box (5), the other end of the positioning box (5) is fixedly connected with the sleeve block (32), and the spray gun pipeline (6) is hermetically connected with a spray gun head (62) through, the outer wall of the spray gun pipeline (6) is fixedly connected with a first fixing plate (611), the outer wall of the spray gun head (62) is fixedly connected with a second fixing plate (621), and the first fixing plate (611) is hinged to the second fixing plate (621).
2. The apparatus of claim 1, wherein: two first chutes (21) are formed in the top of the support (2), and first sliding blocks (33) and two first sliding blocks (33) are fixedly connected to two sides of the outer wall of the motor (3) and are connected with the first chutes (21) in a sliding mode.
3. The apparatus of claim 1, wherein: second spout (23) have all been seted up to mounting groove (22) both sides inner wall, slide rail (4) bottom fixedly connected with second slider (41), second slider (41) both ends and two second spout (23) sliding connection.
4. The apparatus of claim 1, wherein: the inner wall of the positioning box (5) is fixedly connected with a clamp (51), and the spray gun pipeline (6) is fixed in the positioning box (5) through the clamp (51).
5. The apparatus of claim 1, wherein: the support (2) is close to one side of the support reinforcing mesh (1) and is fixedly connected with two hanging buckles (24), and the support reinforcing mesh (1) is fixedly connected with the support (2) through the hanging buckles (24).
6. The apparatus of claim 1, wherein: the width of the positioning box (5) on one side inside the sliding rail (4) is larger than that of the opening end of the sliding rail (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921679332.1U CN210946828U (en) | 2019-10-09 | 2019-10-09 | Foundation pit support device for gymnasium foundation pit construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921679332.1U CN210946828U (en) | 2019-10-09 | 2019-10-09 | Foundation pit support device for gymnasium foundation pit construction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210946828U true CN210946828U (en) | 2020-07-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921679332.1U Expired - Fee Related CN210946828U (en) | 2019-10-09 | 2019-10-09 | Foundation pit support device for gymnasium foundation pit construction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210946828U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114215067A (en) * | 2021-11-12 | 2022-03-22 | 中铁十六局集团电气化工程有限公司 | Concrete injection device for foundation pit wall reinforcement |
| CN115030174A (en) * | 2022-06-16 | 2022-09-09 | 浙江国进建设有限公司 | Chemical plant foundation construction device and construction method |
| CN116641404A (en) * | 2023-07-27 | 2023-08-25 | 西南石油大学 | Slope protection assembly |
-
2019
- 2019-10-09 CN CN201921679332.1U patent/CN210946828U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114215067A (en) * | 2021-11-12 | 2022-03-22 | 中铁十六局集团电气化工程有限公司 | Concrete injection device for foundation pit wall reinforcement |
| CN115030174A (en) * | 2022-06-16 | 2022-09-09 | 浙江国进建设有限公司 | Chemical plant foundation construction device and construction method |
| CN115030174B (en) * | 2022-06-16 | 2024-02-27 | 浙江国进建设有限公司 | Construction device and construction method for foundation of chemical plant |
| CN116641404A (en) * | 2023-07-27 | 2023-08-25 | 西南石油大学 | Slope protection assembly |
| CN116641404B (en) * | 2023-07-27 | 2023-10-03 | 西南石油大学 | Slope protection assembly |
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Granted publication date: 20200707 Termination date: 20211009 |