CN213114688U - Open caisson bottom sealing device for road and bridge engineering - Google Patents
Open caisson bottom sealing device for road and bridge engineering Download PDFInfo
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- CN213114688U CN213114688U CN202021825886.0U CN202021825886U CN213114688U CN 213114688 U CN213114688 U CN 213114688U CN 202021825886 U CN202021825886 U CN 202021825886U CN 213114688 U CN213114688 U CN 213114688U
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- central axis
- outer cylinder
- road
- outer barrel
- reinforcing plate
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Abstract
The utility model discloses an open caisson back cover device for road and bridge engineering, which comprises an outer cylinder and a rotating shaft, wherein the outer wall of the outer cylinder is bonded with a protective sleeve, the mounting plate is internally provided with a mounting groove, the rotating shaft is positioned inside a roller, plastic cloth is bonded on the upper part inside the outer cylinder, the inner part of the outer cylinder is movably connected with a transverse reinforcing plate, a water absorbing layer is welded on the lower part inside the outer cylinder, a water-proof thin plate is bonded on the lower part of the outer cylinder, a pull rod is fixedly connected on the upper part of the outer cylinder, the protective sleeve reduces the friction force of the outer wall of the outer cylinder, the roller converts the original sliding friction between the device and a well wall into rolling friction, the longitudinal reinforcing plate and the transverse reinforcing plate improve the structural strength of the device, the water absorbing layer is made of rubbles or gravels, the slurry-proof layer is made of double-layer glass fiber mesh cloth, the back, when the device sinks to the end and blocks, pull out through the pull rod fast and sink the end again, convenient and fast.
Description
Technical Field
The utility model relates to a road and bridge engineering technical field specifically is a use open caisson back cover device in road and bridge engineering.
Background
The road and bridge engineering originally refers to the works such as reconnaissance, design, construction, maintenance, management of highway and bridge, and the ground is the soil body or the rock mass of support foundation under the building, divide into rock, rubble soil, sand soil, silt, stickness soil and artifical fill as the soil layer of building foundation, and the ground has natural ground and two types of artifical ground, in order to practice thrift land resource, underground works is more and more, and the open caisson is the commonly used technique of exploiting the underground space, and in the open caisson construction, the back cover is the work of an important and very big degree of difficulty, need carry out the open caisson back cover work in the road and bridge engineering construction, need use the open caisson back cover device.
At present, open caisson back cover device in the market all can bear very big pressure when using, the condition of deformation easily appears, and life is not high, and open caisson back cover drainage seals the water effect poor for cause the potential safety hazard easily in the open caisson back cover.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a use in open caisson back cover device of road and bridge engineering to solve the current open caisson back cover device that provides in the above-mentioned background art when using, all can bear very big pressure, the condition of deformation easily appears, life is not high, and open caisson back cover drainage sealing effect is poor, makes to cause the potential safety hazard easily in the open caisson back cover.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a use in open caisson back cover device in road and bridge engineering, includes urceolus and pivot, the outer wall bonding of urceolus has the protective sheath, and the left and right sides fixedly connected with mounting panel of protective sheath, the mounting groove has been seted up to the inside of mounting panel, and the inside swing joint of mounting groove has the gyro wheel, the pivot is located the inside of gyro wheel, the inside top bonding of urceolus has the plastic sheeting, and the below bonding of plastic sheeting has the filter screen, the inside swing joint of urceolus has horizontal reinforcing plate, and the inside swing joint of horizontal reinforcing plate has vertical reinforcing plate, the welding of the inside below of urceolus has the layer that absorbs water, and the below bonding on the layer that absorbs water has the water proof sheet metal, and the below swing joint of water proof sheet metal has the back cover layer, the top fixedly connected with pull rod of urceolus, and the top welding of pull.
Preferably, the external dimension structure of the outer cylinder is matched with the internal dimension structure of the protective sleeve, and the central axis of the outer cylinder is coincided with the central axis of the protective sleeve.
Preferably, the mounting panel is installed in the left and right sides of protective sheath for the symmetry form, and parallels between the axis of mounting panel and the axis of protective sheath.
Preferably, the roller is provided with a rotating structure between the rotating shaft and the mounting groove, and the central axis of the roller is parallel to the central axis of the mounting groove.
Preferably, the longitudinal reinforcing plate is vertically installed inside the transverse reinforcing plate, and the outer surface of the transverse reinforcing plate is tightly attached to the inner surface of the outer cylinder.
Preferably, the lower surface of the water-resisting thin plate is tightly attached to the upper surface of the bottom sealing reinforcing layer, and the central axis of the water-resisting thin plate coincides with the central axis of the bottom sealing reinforcing layer.
Preferably, the pull rod is arranged above the outer barrel in an equidistant mode, and the central axis of the pull rod is parallel to the central axis of the outer barrel.
Compared with the prior art, the beneficial effects of the utility model are that:
(1) the friction force of the outer wall of the outer barrel of the open caisson bottom sealing is greatly reduced by the protective sleeve, the mounting plates and the rollers, the mounting plates are arranged on two sides of the protective sleeve, the rollers are arranged in the mounting plates, and the rollers convert the original sliding friction between the device and the well wall into rolling friction, so that the friction force is greatly reduced, the device can sink bottom quickly, and the situation that the bottom cannot sink due to too large friction force is avoided;
(2) by arranging the transverse reinforcing plate, the longitudinal reinforcing plate, the water absorbing layer and the slurry isolating layer, the longitudinal reinforcing plate and the transverse reinforcing plate greatly improve the structural strength of the device, ensure that the device cannot deform when bearing large pressure, effectively prolong the service life of the device, the water absorbing layer is made of slate or broken stone, and the slurry isolating layer is made of double-layer glass fiber mesh cloth, so that the device is simple to manufacture, convenient to install, good in water draining and sealing effect, low in investment cost and capable of improving the engineering efficiency;
(3) the open caisson is provided with the bottom sealing reinforcing layer, the waterproof sheet and the pull rod, wherein the bottom sealing reinforcing layer is formed by stirring cement and soil, the bottom sealing reinforcing layer has the functions of resisting the water pressure of the bottom of the open caisson and preventing seepage, and the waterproof sheet enhances the seepage-proofing capacity of the bottom sealing of the open caisson; when the device sinks the condition that the end in-process appears blocking, the accessible pull rod pulls out the device fast, and then sinks the end again, convenient and fast.
Drawings
Fig. 1 is a schematic view of the internal structure of the present invention;
fig. 2 is a schematic view of the external structure of the present invention;
FIG. 3 is a schematic side view of the present invention;
fig. 4 is a schematic top view of the present invention.
In the figure: 1. an outer cylinder; 2. a protective sleeve; 3. mounting a plate; 4. mounting grooves; 5. a roller; 6. a rotating shaft; 7. plastic cloth; 8. filtering with a screen; 9. a transverse reinforcing plate; 10. a longitudinal reinforcing plate; 11. a water-absorbing layer; 12. a pulp separating layer; 13. a water-resisting thin plate; 14. a bottom sealing reinforcing layer; 15. a pull rod; 16. and (4) clamping the board.
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. 1-4, the present invention provides an embodiment: a bottom sealing device for an open caisson used for road and bridge engineering comprises an outer barrel 1 and a rotating shaft 6, wherein a protective sleeve 2 is bonded on the outer wall of the outer barrel 1, mounting plates 3 are fixedly connected to the left side and the right side of the protective sleeve 2, a mounting groove 4 is formed in each mounting plate 3, a roller 5 is movably connected to the inside of each mounting groove 4, and the rotating shaft 6 is located inside each roller 5;
the external dimension structure of the outer cylinder 1 is matched with the internal dimension structure of the protective sleeve 2, and the central axis of the outer cylinder 1 is coincided with the central axis of the protective sleeve 2; the mounting plates 3 are symmetrically mounted on the left side and the right side of the protective sleeve 2, and the central axis of the mounting plates 3 is parallel to the central axis of the protective sleeve 2; the roller 5 forms a rotating structure with the mounting groove 4 through the rotating shaft 6, and the central axis of the roller 5 is parallel to the central axis of the mounting groove 4;
specifically, as shown in fig. 1 and 3, when the mechanism is used, firstly, the protective sleeve 2, the mounting plate 3 and the roller 5 are arranged, so that the friction force of the outer wall of the open caisson bottom sealing outer cylinder 1 is greatly reduced by the protective sleeve 2, the mounting plates 3 are arranged on two sides of the protective sleeve 2, the roller 5 is arranged in the mounting plate 3, the roller 5 converts the original sliding friction between the device and the well wall into rolling friction, the friction force is greatly reduced, the device can be quickly sunk, and the situation that the device cannot sink due to too large friction force is avoided;
a plastic cloth 7 is bonded on the upper part inside the outer barrel 1, a filter screen 8 is bonded on the lower part of the plastic cloth 7, a transverse reinforcing plate 9 is movably connected inside the outer barrel 1, a longitudinal reinforcing plate 10 is movably connected inside the transverse reinforcing plate 9, a water absorbing layer 11 is welded on the lower part inside the outer barrel 1, and a pulp separating layer 12 is bonded on the lower part of the water absorbing layer 11;
the longitudinal reinforcing plate 10 is vertically arranged inside the transverse reinforcing plate 9, and the outer surface of the transverse reinforcing plate 9 is tightly attached to the inner surface of the outer cylinder 1;
specifically, as shown in fig. 1 and 4, when the mechanism is used, firstly, the longitudinal reinforcing plate 10 and the transverse reinforcing plate 9 greatly improve the structural strength of the device by arranging the transverse reinforcing plate 9, the longitudinal reinforcing plate 10, the water absorbing layer 11 and the slurry isolating layer 12, so that the condition that the device cannot deform when bearing larger pressure is ensured, the service life of the device is effectively prolonged, the water absorbing layer 11 is made of slate or broken stone, and the slurry isolating layer 12 is made of double-layer glass fiber mesh cloth, so that the mechanism is simple to manufacture, convenient to install, good in water drainage and water sealing effect, low in investment cost and capable of improving engineering efficiency;
a waterproof sheet 13 is bonded below the outer cylinder 1, a bottom sealing reinforcing layer 14 is movably connected below the waterproof sheet 13, a pull rod 15 is fixedly connected above the outer cylinder 1, and a clamping plate 16 is welded above the pull rod 15;
the lower surface of the water-resisting thin plate 13 is tightly attached to the upper surface of the bottom sealing reinforcing layer 14, the central axis of the water-resisting thin plate 13 is overlapped with the central axis of the bottom sealing reinforcing layer 14, the pull rods 15 are arranged above the outer barrel 1 in an equidistant mode, and the central axes of the pull rods 15 are parallel to the central axis of the outer barrel 1;
specifically, as shown in fig. 1 and fig. 2, when the mechanism is used, firstly, a bottom sealing reinforcing layer 14, a water-resisting thin plate 13 and a pull rod 15 are arranged, wherein the bottom sealing reinforcing layer 14 is formed by stirring cement and soil, the bottom sealing reinforcing layer 14 has the functions of resisting water pressure at the bottom of the open caisson and preventing seepage, and the water-resisting thin plate 13 enhances the anti-seepage capability of the open caisson bottom sealing; when the device sinks the condition that the end in-process appears blocking, accessible pull rod 15 pulls out the device fast, and then sinks the end again, convenient and fast.
The working principle is as follows: the utility model discloses when using, at first place this open caisson back cover urceolus 1 in the well, fill in to open caisson back cover urceolus 1 with earth, the gravity of open caisson back cover urceolus 1 slowly increases this moment, gravity drive gyro wheel 5 slides, make open caisson back cover urceolus 1 slowly sink to the shaft bottom, in the process of filling up, earth falls into the shaft bottom through filter screen 8 and fills, water absorption layer 11 is the piece stone or rubble, it makes to separate thick liquid layer 12 for double-deck glass fiber mesh cloth, simple manufacture, simple to operate, the drainage seals water effectually, the input cost is low, improve engineering efficiency; the bottom sealing reinforcing layer 14 is formed by stirring cement and soil, the bottom sealing reinforcing layer 14 has the functions of resisting the water pressure and seepage prevention at the bottom of the open caisson, the seepage prevention capability of the open caisson bottom sealing is enhanced by the water-proof sheet 13, if the open caisson bottom sealing outer cylinder 1 is blocked in the sinking process, the open caisson bottom sealing outer cylinder 1 can be pulled out by pulling the pull rod 15 to sink again, when the open caisson sinks to the designed elevation, the structural strength of the open caisson bottom sealing outer cylinder 1 is greatly improved by the longitudinal reinforcing plate 10 and the transverse reinforcing plate 9, the structural strength of the device is greatly improved by the longitudinal reinforcing plate 10 and the transverse reinforcing plate 9, the condition that the device cannot deform when bearing higher pressure is ensured, and the open caisson bottom sealing device for road and bridge engineering has the working principle.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (7)
1. The utility model provides a use open caisson back cover device for road bridge engineering, includes urceolus (1) and pivot (6), its characterized in that: the outer wall of the outer barrel (1) is bonded with a protective sleeve (2), the left side and the right side of the protective sleeve (2) are fixedly connected with mounting plates (3), mounting grooves (4) are formed in the mounting plates (3), rollers (5) are movably connected in the mounting grooves (4), the rotating shaft (6) is located in the rollers (5), plastic cloth (7) is bonded above the inner portion of the outer barrel (1), a filter screen (8) is bonded below the plastic cloth (7), a transverse reinforcing plate (9) is movably connected in the inner portion of the outer barrel (1), a longitudinal reinforcing plate (10) is movably connected in the inner portion of the transverse reinforcing plate (9), a water absorbing layer (11) is welded below the inner portion of the outer barrel (1), a slurry separating layer (12) is bonded below the water absorbing layer (11), a water-resisting thin plate (13) is bonded below the outer barrel (1), and a bottom sealing layer (14) is movably connected below the water-resisting thin plate (13), the upper part of the outer barrel (1) is fixedly connected with a pull rod (15), and a clamping plate (16) is welded above the pull rod (15).
2. The caisson sealing device for road and bridge engineering according to claim 1, wherein: the outer dimension structure of the outer barrel (1) is matched with the inner dimension structure of the protective sleeve (2), and the central axis of the outer barrel (1) is coincided with the central axis of the protective sleeve (2).
3. The caisson sealing device for road and bridge engineering according to claim 1, wherein: the mounting plate (3) is symmetrically arranged on the left side and the right side of the protective sleeve (2), and the central axis of the mounting plate (3) is parallel to the central axis of the protective sleeve (2).
4. The caisson sealing device for road and bridge engineering according to claim 1, wherein: the roller (5) forms a rotating structure with the mounting groove (4) through the rotating shaft (6), and the central axis of the roller (5) is parallel to the central axis of the mounting groove (4).
5. The caisson sealing device for road and bridge engineering according to claim 1, wherein: the longitudinal reinforcing plate (10) is vertically arranged inside the transverse reinforcing plate (9), and the outer surface of the transverse reinforcing plate (9) is tightly attached to the inner surface of the outer cylinder (1).
6. The caisson sealing device for road and bridge engineering according to claim 1, wherein: the lower surface of the water-resisting thin plate (13) is tightly attached to the upper surface of the bottom sealing reinforcing layer (14), and the central axis of the water-resisting thin plate (13) coincides with the central axis of the bottom sealing reinforcing layer (14).
7. The caisson sealing device for road and bridge engineering according to claim 1, wherein: the pull rod (15) is arranged above the outer barrel (1) in an equidistant mode, and the central axis of the pull rod (15) is parallel to the central axis of the outer barrel (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021825886.0U CN213114688U (en) | 2020-08-27 | 2020-08-27 | Open caisson bottom sealing device for road and bridge engineering |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021825886.0U CN213114688U (en) | 2020-08-27 | 2020-08-27 | Open caisson bottom sealing device for road and bridge engineering |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213114688U true CN213114688U (en) | 2021-05-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021825886.0U Expired - Fee Related CN213114688U (en) | 2020-08-27 | 2020-08-27 | Open caisson bottom sealing device for road and bridge engineering |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213114688U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113833001A (en) * | 2021-09-22 | 2021-12-24 | 济南市市政工程设计研究院（集团）有限责任公司 | Detachable rolling sinking type open caisson structure and construction process |
-
2020
- 2020-08-27 CN CN202021825886.0U patent/CN213114688U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113833001A (en) * | 2021-09-22 | 2021-12-24 | 济南市市政工程设计研究院（集团）有限责任公司 | Detachable rolling sinking type open caisson structure and construction process |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210504 Termination date: 20210827 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |