CN210483075U - Steel-pipe column concrete jacking vibration device - Google Patents
Steel-pipe column concrete jacking vibration device Download PDFInfo
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- CN210483075U CN210483075U CN201921177199.XU CN201921177199U CN210483075U CN 210483075 U CN210483075 U CN 210483075U CN 201921177199 U CN201921177199 U CN 201921177199U CN 210483075 U CN210483075 U CN 210483075U
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Abstract
The utility model relates to a steel-pipe column concrete engineering field especially relates to a steel-pipe column concrete jacking vibrator, which is characterized in that, the vibrator comprises a vibrating frame, two mounting frames, a screw rod, a polish rod and a mobile motor, the two mounting frames are arranged at the column cap and the column foot of the steel-pipe column from top to bottom, and a jackscrew is arranged on a reinforcing sleeve of the mounting frame; the upper mounting frame and the lower mounting frame are connected with the two polished rods through the two lead screws, the bottom end of any one of the two lead screws is connected with the moving motor, and the two lead screws are synchronously controlled; the vibrating frame is arranged between the upper mounting frame and the lower mounting frame, and a vibrating motor is arranged on the vibrating frame. Compared with the prior art, the beneficial effects of the utility model are that: 1) the jacking and pouring process can assist the vibration outside the pipe, the concrete is more compact, and bubbles attached to the inner wall of the steel pipe are promoted to float upwards, so that the jacking and pouring device is convenient and quick to install and can be used repeatedly; 2) effectively avoiding the negative influence of the holes in the concrete on the strength of the finished member and realizing the remarkable improvement of the construction quality.
Description
Technical Field
The utility model relates to a steel-pipe column concrete engineering field especially relates to a steel-pipe column concrete jacking device that vibrates.
Background
In industrial construction, particularly in large-scale industrial factory building construction, a traditional steel column structure is replaced by a steel pipe column concrete column structure more and more, and compared with the steel column structure, the steel pipe column concrete structure greatly saves steel under the conditions of keeping the self weight close to and the bearing capacity the same, and accords with the national policy of energy conservation and emission reduction; compared with the common reinforced concrete structure, the steel pipe column concrete structure has the advantages of small occupied space and light self weight under the condition of keeping the consumption of steel materials close or the bearing capacity the same, effectively reduces the construction land, can ensure the engineering quality and can shorten the construction period.
However, in present steel pipe concrete column concrete jacking pouring work process, because the internal diameter of steel pipe column is greater than the internal diameter of filling the pipe far away, consequently, get into the concrete in the steel pipe column by filling the pipe, often cause the not closely knit condition of concrete in the steel pipe column because the velocity of flow reduces and the flow direction differs easily, after this kind of condition appears, often will consuming time hard carry out the reinforcement, not only increased work load, also increased the construction degree of difficulty.
Chinese utility model with application number 201720808538.4 discloses a steel pipe concrete column concrete jacking perfusion device. The device comprises a horizontal conveying pipe connected with a vertical conveying pipe arranged in a steel pipe column through a connecting bent pipe, wherein the central axis of the vertical conveying pipe is superposed with the central axis of the steel pipe column; the horizontal port of the connecting bent pipe extends out of the outer side of the steel pipe column and is connected with the horizontal conveying pipe through a gate valve, the vertical port of the connecting bent pipe is arranged on the inner side of the steel pipe column and is connected with the bottom of the vertical conveying pipe, and the connecting bent pipe is welded with the steel pipe column; an overflow pipe is arranged at the top of the steel pipe column; the horizontal conveying pipe, the connecting bent pipe and the vertical conveying pipe are communicated with each other and form a closed leakage-free feeding channel. The material conveying channel formed by the horizontal conveying pipe, the connecting bent pipe and the vertical conveying pipe in the device can bear larger pumping pressure impact, so that the construction efficiency is improved.
The application number 201821826551.3 of the utility model discloses a prefabricated steel pipe concrete structural component, which comprises a steel pipe concrete upper column section, a steel pipe concrete lower column section and a connecting weld joint lining plate, wherein a column end slurry baffle plate is welded at the position close to the bottom end in the steel pipe concrete upper column section and the position close to the top end in the steel pipe concrete lower column section respectively, and when the bottom end of the steel pipe concrete upper column section is welded with the connecting weld joint lining plate, the top end of the steel pipe concrete lower column section is sleeved on the connecting weld joint lining plate and is welded with the bottom end of the steel pipe concrete upper column section; the bottom end of the upper column section of the steel pipe concrete, the top end of the lower column section of the steel pipe concrete and the two column end slurry blocking sealing plates form a grouting bin, the upper part of the side wall of the grouting bin is provided with an exhaust slurry overflow hole, and the lower part of the side wall of the grouting bin is provided with a grouting hole.
The disclosure is not limited to the structure of the steel pipe column concrete member, and the vibration device and the vibration method are not described in the process of pouring the steel pipe column concrete member.
Disclosure of Invention
The utility model aims at providing a steel-pipe column concrete jacking vibrator overcomes prior art's is not enough, does the jacking at steel-pipe column concrete member and fills the in-process, can assist the realization vibration operation, the concrete is more fine and close in making the steel pipe, impels the adnexed bubble come-up of steel pipe inner wall simultaneously, the device has simple to operate swiftly, instrumentization, repeatedly usable's advantage can get rid of the gas in the concrete ground paste, avoid the hole in the concrete to the negative effects of finished product component intensity.
In order to achieve the above object, the utility model adopts the following technical scheme:
the utility model provides a steel-pipe column concrete jacking device that vibrates which characterized in that, including the frame that vibrates, mounting bracket, lead screw, polished rod and moving motor, its structural connection relation as follows:
the number of the mounting frames is two, the mounting frames are arranged at the column head and the column foot of the steel pipe column up and down, 3-8 jackscrews are arranged along the circumferential direction of the mounting frames, the jackscrews are arranged on a reinforcing sleeve of the mounting frames, and the jackscrews are connected with the reinforcing sleeve through threads;
the upper mounting frame and the lower mounting frame are connected through two lead screws, the two lead screws are uniformly arranged in the circumferential direction of the steel pipe column, the upper mounting frame and the lower mounting frame are also connected through two polished rods, and the polished rods and the lead screws are arranged at intervals;
the bottom end of any one of the two screw rods is sequentially connected with a first synchronizing wheel and a moving motor, the bottom end of the other one of the two screw rods is connected with a second synchronizing wheel, and the first synchronizing wheel is connected with the second synchronizing wheel through a synchronous belt, so that synchronous control of the two screw rods is realized;
the vibrating frame is arranged between the upper mounting frame and the lower mounting frame and is respectively connected with the two lead screws and the two polished rods, the vibrating frame is connected with the lead screws through nut sleeves and is connected with the polished rods through linear bearings, and the vibrating frame is provided with a vibrating motor.
Be equipped with the strengthening rib between reinforcement sleeve and the mounting bracket, 6~24 of strengthening rib around the circumferencial direction equipartition.
The vibrating motor is arranged at the front end of the support frame, the bottom of the support frame is connected with the vibrating frame through a slide way, an oil cylinder is arranged between the rear end of the support frame and the vibrating frame, the piston end of the oil cylinder is connected with the support frame, and the cylinder seat of the oil cylinder is fixedly connected with the vibrating frame.
And a magnetic rubber pad is arranged at the end part of the jackscrew.
The first synchronizing wheel and the second synchronizing wheel have the same structure and are any one of a chain wheel, a belt pulley or a synchronous belt pulley.
The nut sleeve is connected with the vibrating frame through a flat key, a double key or a spline.
The upside and/or the downside of frame that vibrates are equipped with the riser, are equipped with articulated seat between the root of riser and the frame that vibrates, and the tip of riser is connected with the shaft of installing on the supporting wheel through the bearing frame, is connected with the extension spring between the side of riser and the frame that vibrates.
The vibrating frame is of a closed or semi-closed structure in the circumferential direction.
Compared with the prior art, the beneficial effects of the utility model are that: jacking filling process is done to steel-pipe column concrete member, can assist and realize the operation of vibrating outside of the tubes, make the interior concrete of steel pipe more closely knit, make the adnexed bubble come-up of steel pipe inner wall simultaneously, the device has simple to operate swiftly, the instrumentization, be applicable to multiple specification steel-pipe column, repeatedly usable saves construction cost, has avoided the hole in the concrete to the negative effects of finished product component intensity, realizes showing improvement of construction quality.
Drawings
Fig. 1 is a schematic structural view of an embodiment of the steel pipe column concrete jacking and vibrating device of the present invention;
FIG. 2 is a top view of FIG. 1;
FIG. 3 is a schematic view of the synchronous transmission structure of the mobile motor of the present invention;
FIG. 4 is a schematic view of the connection structure of the support frame of the vibration motor of the present invention;
FIG. 5 is a schematic view of the connecting structure of the supporting wheels of the vibrating frame of the present invention;
FIG. 6 is a schematic view of the semi-enclosed form of the vibrating frame and mounting frame of the present invention;
fig. 7 is the concrete jacking and pouring structure schematic diagram of the steel pipe column of the utility model.
In the figure: 1-vibrating frame, 2-upper mounting frame, 3-lower mounting frame, 4-screw rod, 5-polish rod, 6-moving motor, 7-steel pipe column, 8-jackscrew, 9-reinforcing sleeve, 10-synchronizing wheel I, 11-synchronizing wheel II, 12-synchronizing belt, 13-idle wheel, 14-idle wheel shaft, 15-nut sleeve, 16-linear bearing, 17-vibrating motor, 18-magnetic rubber pad, 19-supporting frame, 20-oil cylinder, 21-vertical plate, 22-bearing seat, 23-wheel shaft, 24-supporting wheel, 25-tension spring, 26-jacking grouting pipeline, 27-valve, 28-concrete pump truck, 29-slideway, 30-sealing cover, 31-vacuum pump, 32-vacuum pipeline, 32-vacuum pump, etc, 33-relief valve.
Detailed Description
The following description of the embodiments of the present invention will be made with reference to the accompanying drawings:
in the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Fig. 1 to 3 are schematic structural views of an embodiment of the steel pipe column concrete jacking and vibrating device of the present invention, including a vibrating frame 1, an upper mounting frame 2, a lower mounting frame 3, a lead screw 4, a polish rod 5 and a mobile motor 6, wherein the upper mounting frame 2 and the lower mounting frame 3 are respectively arranged at a column head and a column foot of a steel pipe column 7, 3-8 jackscrews 8 are arranged along the circumferential direction of the mounting frame, the jackscrews 8 are arranged on a reinforcing sleeve 9 of the mounting frame, the end of the jackscrews 8 are provided with magnetic rubber pads 18, and the jackscrews 8 are in threaded connection with the reinforcing sleeve 9; go up mounting bracket 2 and lower mounting bracket 3 and be connected through two lead screws 4, two lead screws are around steel-pipe column circumferencial direction align to grid, go up the mounting bracket and still be connected through two polished rods 5 with lower mounting bracket, polished rod 5 and 4 interval arrangements of lead screw.
Any bottom end of the two lead screws 4 is sequentially connected with a first synchronizing wheel 10 and a moving motor 6, the other bottom end of the two lead screws is connected with a second synchronizing wheel 11, the first synchronizing wheel and the second synchronizing wheel are identical in structure and are synchronous belt wheels, the first synchronizing wheel 10 is connected with the second synchronizing wheel 11 through a synchronous belt 12, in order to guarantee smooth transmission of the synchronous belt, an idle wheel 13 is arranged between the first synchronizing wheel and the second synchronizing wheel, the idle wheel 13 is provided with two according to conditions, and the idle wheel is connected with the lower mounting frame 3 through an idle wheel shaft 14. The purpose is to realize the synchronous rotation of two screw rods driven by one moving motor, so that the vibrating frame 1 can move up and down in a balanced manner; the vibrating frame 1 is arranged between the upper mounting frame 2 and the lower mounting frame 3 and is respectively connected with two screw rods 4 and two polished rods 5, the vibrating frame 1 is connected with the screw rods 4 through nut sleeves 15 and is connected with the polished rods 5 through linear bearings 16, and the nut sleeves 15 are connected with the vibrating frame 1 through flat keys. The vibrating frame 1 is provided with a vibrating motor 17.
The roots of the reinforcing sleeves 9 on the upper mounting frame 2 and the lower mounting frame 3 are fixedly connected with reinforcing ribs 91 by a welding method, and the number of the reinforcing ribs is 6-24 uniformly distributed in the circumferential direction and selected according to the diameter specification of the steel pipe column.
Referring to fig. 4, the vibration motor 17 is arranged at the front end of the support frame 19, the bottom of the support frame 19 is connected with the vibrating frame 1 through a slideway 29, an oil cylinder 20 is arranged between the rear end of the support frame and the vibrating frame, the piston end of the oil cylinder 20 is connected with the support frame 19, and the cylinder base of the oil cylinder 20 is fixedly connected with the vibrating frame 1. The oil cylinder 20 is retracted when the vibration motor does not work, the vibration frame can move up and down randomly, when the vibration area is reached, the vibration frame stops moving, the oil cylinder 20 extends out, the vibration motor is enabled to be close to the surface of the steel pipe column, the vibration motor is electrified and vibrates at the moment, the set time is reached, the vibration motor stops vibrating, and the oil cylinder 20 is retracted again.
Referring to fig. 5, vertical plates 21 are arranged on the upper side and the lower side of the vibrating frame 1, a hinged seat is arranged between the root of the vertical plate 21 and the vibrating frame 1, the end part of the vertical plate 21 is connected with a wheel shaft 23 arranged on a supporting wheel 24 through a bearing seat 22, and a tension spring 25 is connected between the side edge of the vertical plate 21 and the vibrating frame 1. When the supporting wheel 24 does not work, the vertical plate 21 is moved backwards, so that the supporting wheel 24 can be separated from the surface of the steel pipe column.
To the other node condition of job site steel-pipe column, the utility model discloses well vibrating frame 1's structure can be selected to be enclosed construction form or semi-enclosed construction form at the circumferencial direction, see fig. 6, and the bracing isotructure can be avoided to semi-enclosed construction to do suitable modification as the principle with balanced the removal of bulk strength that does not influence the device.
See fig. 7, the utility model discloses an application method is exactly when the steel-pipe column concrete jacking is poured, sets up steel-pipe column concrete jacking vibration device in the steel-pipe column outside, by supreme outside of tubes vibration to steel-pipe column 7 down in the concrete jacking pouring process, and gas in the discharge concrete makes the concrete member compacter, reduces gas pocket and cavity, and its operating procedure is as follows:
1) after the steel pipe column 7 is connected and positioned at the node, a jacking grouting pipeline 26 and a valve 27 are welded, and the jacking grouting pipeline is connected with a discharge port of a concrete pump truck 28;
2) mounting the steel pipe column concrete jacking and vibrating device on the outer side of a steel pipe column 7, mounting the upper mounting frame 2, the lower mounting frame 3, the lead screw 4 and the polish rod 5 on a proper steel pipe column section, and screwing the jackscrew 8;
3) a vibration motor 17 is arranged on a support frame 19 on a vibrating frame 1, the bottom of a screw rod is connected with a mobile motor 6 and a related synchronous structure, a pipeline of an oil cylinder 20 is connected with a hydraulic station, and the mobile motor 6 and the vibration motor 17 are connected with a controller;
4) starting a concrete pump truck 28 and a valve 27 to pour slurry into the steel pipe column 7, continuously vibrating the outer side of the injection port by a vibrating motor 6, and closing the concrete pump truck 28 and the valve 27 to stop pouring when the slurry overflows from the top of the steel pipe column 7;
5) the vibrating frame 1 is operated to move upwards along the lower direction of the steel pipe column 7, the vibrating frame stays for vibrating for 20-50 seconds every 400-650 mm distance until the distance from the top of the steel pipe column is 500mm, the process can be repeated for 2-3 times, and the aim is to shake off bubbles attached to the inner wall of the steel pipe;
6) after the vibration is finished, covering a sealing cover 30 on the top of the steel pipe column, connecting an interface on the sealing cover with a vacuum pump 31 through a vacuum pipeline 32, keeping the vacuum degree at 50-85 kPa for 2-10 minutes, closing the vacuum pump 31, and opening an emptying valve 33 on the sealing cover 30 to release the vacuum in the steel pipe column 7;
7) taking off the sealing cover 30, and supplementing and filling slurry from the top of the steel pipe column according to the concrete slump condition until the concrete is filled;
8) and (5) dismantling the steel pipe column concrete jacking and vibrating device, and finishing the operation.
The above embodiments are merely specific examples selected for the purpose of illustrating the objects, technical solutions and advantages of the present invention in detail, but should not be construed as limiting the scope of the present invention, and all modifications, equivalents and improvements made without departing from the spirit and principle of the present invention should fall within the scope of the present invention.
Claims (8)
1. The utility model provides a steel-pipe column concrete jacking device that vibrates which characterized in that, including the frame that vibrates, mounting bracket, lead screw, polished rod and moving motor, its structural connection relation as follows:
the number of the mounting frames is two, the mounting frames are arranged at the column head and the column foot of the steel pipe column up and down, 3-8 jackscrews are arranged along the circumferential direction of the mounting frames, the jackscrews are arranged on a reinforcing sleeve of the mounting frames, and the jackscrews are connected with the reinforcing sleeve through threads;
the upper mounting frame and the lower mounting frame are connected through two lead screws, the two lead screws are uniformly arranged in the circumferential direction of the steel pipe column, the upper mounting frame and the lower mounting frame are also connected through two polished rods, and the polished rods and the lead screws are arranged at intervals;
the bottom end of any one of the two screw rods is sequentially connected with a first synchronizing wheel and a moving motor, the bottom end of the other one of the two screw rods is connected with a second synchronizing wheel, and the first synchronizing wheel is connected with the second synchronizing wheel through a synchronous belt, so that synchronous control of the two screw rods is realized;
the vibrating frame is arranged between the upper mounting frame and the lower mounting frame and is respectively connected with the two lead screws and the two polished rods, the vibrating frame is connected with the lead screws through nut sleeves and is connected with the polished rods through linear bearings, and the vibrating frame is provided with a vibrating motor.
2. The steel pipe column concrete jacking and vibrating device of claim 1, wherein 6-24 reinforcing ribs are uniformly distributed around the circumferential direction between the reinforcing sleeve and the mounting frame.
3. The steel pipe column concrete jacking and vibrating device of claim 1, wherein the vibrating motor is arranged at the front end of the support frame, the bottom of the support frame is connected with the vibrating frame through a slideway, an oil cylinder is arranged between the rear end of the support frame and the vibrating frame, the piston end of the oil cylinder is connected with the support frame, and the cylinder seat of the oil cylinder is fixedly connected with the vibrating frame.
4. The steel pipe column concrete jacking and vibrating device of claim 1, wherein the end of the jackscrew is provided with a magnetic rubber pad.
5. The steel pipe column concrete jacking and vibrating device of claim 1, wherein the first synchronizing wheel and the second synchronizing wheel have the same structure and are all any one of a chain wheel, a belt pulley or a synchronous belt pulley.
6. The steel pipe column concrete jacking and vibrating device of claim 1, wherein the nut sleeve is connected with the vibrating frame through a flat key, a double key or a spline.
7. The steel pipe column concrete jacking and vibrating device of claim 1, wherein a vertical plate is arranged on the upper side and/or the lower side of the vibrating frame, a hinged seat is arranged between the root of the vertical plate and the vibrating frame, the end part of the vertical plate is connected with a wheel shaft arranged on a supporting wheel through a bearing seat, and a tension spring is connected between the side edge of the vertical plate and the vibrating frame.
8. The steel pipe column concrete jacking and vibrating device according to claim 1 or 7, wherein the vibrating frame is of a closed or semi-closed structure in the circumferential direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921177199.XU CN210483075U (en) | 2019-07-25 | 2019-07-25 | Steel-pipe column concrete jacking vibration device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921177199.XU CN210483075U (en) | 2019-07-25 | 2019-07-25 | Steel-pipe column concrete jacking vibration device |
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| CN210483075U true CN210483075U (en) | 2020-05-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921177199.XU Active CN210483075U (en) | 2019-07-25 | 2019-07-25 | Steel-pipe column concrete jacking vibration device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110306806A (en) * | 2019-07-25 | 2019-10-08 | 中国三冶集团有限公司 | A kind of steel pipe column concrete lifting tamping equipment and pouring method |
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2019
- 2019-07-25 CN CN201921177199.XU patent/CN210483075U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110306806A (en) * | 2019-07-25 | 2019-10-08 | 中国三冶集团有限公司 | A kind of steel pipe column concrete lifting tamping equipment and pouring method |
| CN110306806B (en) * | 2019-07-25 | 2023-12-26 | 中国三冶集团有限公司 | Steel pipe column concrete jacking and vibrating device and jacking and pouring method |
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