CN213417832U - Enclosing purlin mounting structure - Google Patents
Enclosing purlin mounting structure Download PDFInfo
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- CN213417832U CN213417832U CN202021329365.6U CN202021329365U CN213417832U CN 213417832 U CN213417832 U CN 213417832U CN 202021329365 U CN202021329365 U CN 202021329365U CN 213417832 U CN213417832 U CN 213417832U
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- limiting plate
- purlin
- support frame
- lead screw
- mounting structure
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Abstract
The utility model relates to an enclose purlin mounting structure belongs to foundation ditch construction field, including enclosing purlin body and setting up a plurality of support frames on the foundation ditch lateral wall, enclose the purlin body and be located the support frame, be provided with first limiting plate and second limiting plate on the support frame, first limiting plate and second limiting plate set up relatively, enclose the purlin body and be located between first limiting plate and the second limiting plate, second limiting plate fixed connection is on the support frame, and first limiting plate is along orientation or keep away from the direction sliding connection that the second limiting plate removed on the support frame, is provided with on the support frame to be used for driving first limiting plate and removes and support tight drive arrangement to enclosing on the purlin body. The utility model discloses have the effect of being convenient for installation and dismantlement.
Description
Technical Field
The utility model belongs to the technical field of the technique of foundation ditch construction and specifically relates to a enclose purlin mounting structure is related to.
Background
Purlin is the girder steel that the fender pile upper portion set up, mainly plays the effect that makes the template keep the plane shape of equipment and connect template and hoisting frame into an organic whole. In a supporting system, the rigidity of the enclosing purlin has a great influence on the rigidity of the whole supporting structure.
The existing Chinese patent with the publication number of CN201649104U discloses a steel enclosing purlin suit and a steel enclosing purlin for subway foundation pit supporting, the steel enclosing purlin and a triangular support (bracket) for supporting the steel enclosing purlin, the steel enclosing purlin comprises at least two I-shaped steels with the same specification, at least two steel buckle plates, at least two inner reinforcing plates, at least two outer reinforcing ribs and a pair of hooks, the steel buckle plates are welded with the leg parts of the I-shaped steels, the inner reinforcing plates are welded with the inner sides of the upright columns of the I-shaped steels, the outer reinforcing ribs are welded with the outer sides of the upright columns of the I-shaped steels, and the hooks are welded with the outer reinforcing ribs.
The above prior art solutions have the following drawbacks: when this steel encloses the purlin of construction, install the A-frame to the concrete bored concrete pile of foundation ditch lateral wall earlier on, enclose the purlin with the steel afterwards and hoist to the A-frame on, and enclose purlin and A-frame to the steel and weld, so just accomplished the installation that the steel encloses the purlin, but in the installation, need enclose purlin and a plurality of A-frame welding with the steel, the operation is comparatively loaded down with trivial details, and when dismantling the steel and enclose the purlin, then need reject the solder joint earlier, just can separate the steel and enclose purlin and A-frame, it is also comparatively inconvenient.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, the utility model aims at providing an enclose purlin mounting structure convenient to installation and dismantlement.
The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:
the utility model provides an enclose purlin mounting structure, includes and encloses the purlin body and sets up a plurality of support frames on the foundation ditch lateral wall, it is located the support frame to enclose the purlin body, be provided with first limiting plate and second limiting plate on the support frame, first limiting plate and second limiting plate set up relatively, it is located between first limiting plate and the second limiting plate to enclose the purlin body, second limiting plate fixed connection is on the support frame, first limiting plate is along orientation or keeping away from the direction sliding connection that the second limiting plate removed on the support frame, be provided with on the support frame and be used for driving first limiting plate and remove and support tight drive arrangement to enclosing on the purlin body.
By adopting the technical scheme, when the enclosing purlin body is installed, a worker firstly fixes the support frame on the side wall of the foundation pit, then hoists the enclosing purlin body to the support frame by utilizing hoisting equipment, and enables the support frame to be positioned between the first limiting plate and the second limiting plate on each support frame, then the worker can utilize the driving device to enable the first limiting plate to move towards the second limiting plate and enable the first limiting plate to tightly abut against the enclosing purlin body, so that the first limiting plate and the second limiting plate can fix the position of the enclosing purlin body, the installation of the enclosing purlin body is completed, when the enclosing purlin body needs to be disassembled, the worker utilizes the driving device to enable the first limiting plate to move towards the direction far away from the second limiting plate, at the moment, the enclosing purlin body can be taken down from the support frame, and in the whole installation and disassembly process, only the position of the first limiting plate needs to be moved, thereby make the installation and the dismantlement of enclosing the purlin body all more convenient.
The present invention may be further configured in a preferred embodiment as: the position that lies in first limiting plate on the support frame has seted up the spout, the spout extends towards the position at second limiting plate place, be provided with the slider of sliding connection in the spout on the first limiting plate, drive arrangement is including rotating the screw lead screw of connecting in the spout, the screw lead screw sets up along the length direction of spout, the slider screw thread cup joints on the screw lead screw, the one end of screw lead screw runs through outside spout to the support frame.
Through adopting above-mentioned technical scheme, when needs remove first limiting plate, the staff rotates the screw thread lead screw, this moment because the slider is located the spout, the slider can not follow the screw thread lead screw and rotate, and the slider screw thread cup joints on the screw thread lead screw, consequently, the slider can remove along the length direction of screw thread lead screw on the screw thread lead screw, the slider then can drive first limiting plate and remove, make first limiting plate move towards or keep away from the second limiting plate, thereby make first limiting plate support tightly or break away from and enclose the purlin body, so just the removal of first limiting plate has been realized, and the screw thread lead screw has auto-lock nature, after stall, the position of slider and first limiting plate just can be fixed, make first limiting plate can restrict the position of enclosing the purlin body better.
The present invention may be further configured in a preferred embodiment as: and a rocking wheel is arranged at the end part of the threaded lead screw, which is positioned on the sliding groove.
Through adopting above-mentioned technical scheme, the staff can more conveniently rotate the screw lead screw through rocking the wheel, has improved the convenience of installation purlin body.
The present invention may be further configured in a preferred embodiment as: the support frame is provided with a fixing hole at the position where the threaded lead screw penetrates through, the threaded lead screw penetrates through the fixing hole, a damping ring is arranged in the fixing hole, the threaded lead screw penetrates through the damping ring, and the threaded lead screw is abutted against the damping ring.
Through adopting above-mentioned technical scheme, the friction between screw lead screw and the fixed orifices can be increased in setting up of damping ring for the screw lead screw can not take place to rotate easily, thereby further keeps the position of first limiting plate, and then the restriction encloses the position of purlin body, improves and encloses the stability of being connected between purlin body and the support frame.
The present invention may be further configured in a preferred embodiment as: enclose and be provided with a plurality of cables along the length direction who encloses the purlin body on the purlin body, the cable cover is established on enclosing the purlin body, still includes a plurality of fixed blocks, and fixed block fixed mounting is at the foundation ditch top, and every fixed block is corresponding with every cable, the cable is kept away from the one end of enclosing the purlin body and is fixed connection with the fixed block that corresponds.
Through adopting above-mentioned technical scheme, will enclose the purlin body and install the back on the support frame, establish the cable cover and enclose the purlin body on to be connected the cable with the fixed block that the foundation ditch top corresponds, and make the cable tensioning, the cable can provide the pulling force to enclosing the purlin body, thereby improves the support stability who encloses the purlin body.
The present invention may be further configured in a preferred embodiment as: and a limiting ring is arranged on the purlin body and at the position where each inhaul cable is located, and the inhaul cable is located in the limiting ring.
Through adopting above-mentioned technical scheme, the setting up of spacing ring can reduce the condition that takes place the cable position and change for the cable can live better and enclose the purlin body, also can be convenient for simultaneously the staff establishes the cable cover and encloses on the purlin body.
The present invention may be further configured in a preferred embodiment as: the inhaul cable is a steel cable.
Through adopting above-mentioned technical scheme, the cable wire has stronger tensile strength, can improve the life of cable.
The present invention may be further configured in a preferred embodiment as: and a plurality of rubber strips are arranged on the opposite surfaces of the first limiting plate and the second limiting plate.
Through adopting above-mentioned technical scheme, the setting up of rubber strip can increase first limiting plate and second limiting plate and enclose the friction between the purlin body to further limit encloses the position of purlin body.
To sum up, the utility model discloses a following at least one useful technological effect:
1. the first limiting plate and the second limiting plate are arranged on the support frame, the enclosing purlin body is arranged between the first limiting plate and the second limiting plate, the first limiting plate is connected to the support frame in a sliding mode, the first limiting plate is tightly abutted to the enclosing purlin body through the driving device during installation, the position of the enclosing purlin body is fixed, the first limiting plate is separated from the enclosing purlin body during disassembly, and therefore the enclosing purlin body is more convenient to install and disassemble;
2. the first limiting plate is moved through the matching of the threaded lead screw and the sliding block, the threaded lead screw has self-locking performance, and after the threaded lead screw stops rotating, the position of the first limiting plate can be fixed, so that the first limiting plate and the second limiting plate can better fix the purlin body;
3. through set up a plurality of cables on enclosing the purlin body, link to each other the cable with the fixed block at foundation ditch top, utilize the cable to hold and enclose the purlin body to the support stability who encloses the purlin body has been guaranteed.
Drawings
Fig. 1 is a schematic overall structure diagram of an embodiment of the present invention;
FIG. 2 is an enlarged partial schematic view of portion A of FIG. 1;
fig. 3 is a schematic view of a partial cross-sectional structure of a display support frame according to an embodiment of the present invention.
In the figure, 1, a surrounding purlin body; 11. a limiting ring; 2. a support frame; 21. a chute; 22. a fixing hole; 23. a damping ring; 3. a first limit plate; 31. a slider; 4. a second limiting plate; 5. a threaded lead screw; 51. shaking the wheel; 6. a cable; 7. a fixed block; 8. a rubber strip.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1, for the utility model discloses an enclose purlin mounting structure, including enclosing purlin body 1 and setting up a plurality of support frames 2 on the foundation ditch lateral wall, support frame 2 is fixed on the concrete pile of foundation ditch lateral wall through high strength bolt, and encloses purlin body 1 and then be located support frame 2.
Referring to fig. 1 and 3, a first limiting plate 3 and a second limiting plate 4 are oppositely arranged on a support frame 2, the first limiting plate 3 and the second limiting plate 4 are steel plates, an enclosing purlin body 1 is positioned between the first limiting plate 3 and the second limiting plate 4, a plurality of rubber strips 8 are arranged on the opposite surfaces of the first limiting plate 3 and the second limiting plate 4, the rubber strips 8 can increase the friction between the first limiting plate 3 and the second limiting plate 4, the second limiting plate 4 is fixedly connected on the support frame 2 through bolts, a chute 21 is arranged on the support frame 2 at the position of the first limiting plate 3, the chute 21 extends towards the position of the second limiting plate 4, a slider 31 which is slidably connected in the chute 21 is fixedly connected on the first limiting plate 3, so that the first limiting plate 3 can move along the direction towards or away from the second limiting plate 4, and a driving device is arranged on the support frame 2, the driving device can drive the first limiting plate 3 to move, so that the first limiting plate 3 is abutted to or separated from the enclosing purlin body 1.
When purlin body 1 is enclosed in the installation, will enclose purlin body 1 and hang to support frame 2 through lifting device, and make and enclose purlin body 1 and be located between first limiting plate 3 and the second limiting plate 4, utilize drive arrangement to make first limiting plate 3 remove towards second limiting plate 4 afterwards, make first limiting plate 3 and second limiting plate 4 all tightly support to enclosing purlin body 1 on, thereby to enclose purlin body 1 and fix on support frame 2, and when dismantling and enclose purlin body 1, then remove first limiting plate 3 make first limiting plate 3 break away from with enclosing purlin body 1 can, so make the installation and the dismantlement of enclosing purlin body 1 more convenient.
Referring to fig. 1 and 3, the driving device includes a threaded lead screw 5 rotatably connected in the sliding chute 21, the threaded lead screw 5 is arranged along the length direction of the sliding chute 21, the sliding block 31 is in threaded sleeve connection with the threaded lead screw 5, one end of the threaded lead screw 5 penetrates through the sliding chute 21 to the outside of the supporting frame 2, and in order to facilitate rotation of the threaded lead screw 5, a rocking wheel 51 is fixedly connected to the end portion of the threaded lead screw 5 located in the sliding chute 21; when rotating threaded lead screw 5, slider 31 is owing to be located spout 21 and with threaded lead screw 5 threaded connection, consequently slider 31 can move along threaded lead screw 5's length direction on threaded lead screw 5 to drive first limiting plate 3 and be close to or keep away from second limiting plate 4.
Referring to fig. 1 and 3, in order to limit the threaded lead screw 5 to rotate when no external force is applied, a fixing hole 22 is formed in the support frame 2 and located at a position where the threaded lead screw 5 penetrates through, a damping ring 23 is arranged in the fixing hole 22, the threaded lead screw 5 penetrates through the damping ring 23, the threaded lead screw 5 is abutted to the damping ring 23, the damping ring 23 is made of rubber, and the damping ring 23 can increase friction between the threaded lead screw 5 and the fixing hole 22, so that the threaded lead screw 5 cannot rotate randomly.
Referring to fig. 1 and 2, enclose and be provided with a plurality of cables 6 along the length direction who encloses purlin body 1 on the purlin body 1, cable 6 chooses for use to be the cable wire, 6 covers of cable are established on enclosing purlin body 1, still include a plurality of fixed block 7 of fixed mounting at overhead pit top, fixed block 7 is the precast concrete piece, and every fixed block 7 is corresponding with every cable 6, cable 6 keeps away from the one end of enclosing purlin body 1 and the 7 fixed connection of fixed block that corresponds, can provide pulling force to enclosing purlin body 1 through cable 6, thereby guarantee to enclose the purlin and enclose the support stability of purlin body 1, and in order to restrict the position of cable 6, the position that just is located every cable 6 place on enclosing purlin body 1 is provided with spacing ring 11, cable 6 wears to locate in spacing ring 11.
The implementation principle of the embodiment is as follows: when the purlin body 1 is installed, a worker firstly fixes the support frame 2 on the side wall of a foundation pit, then the purlin body 1 is hoisted to the support frame 2 by utilizing hoisting equipment, the support frame 2 is positioned between the first limit plate 3 and the second limit plate 4 on each support frame 2, then the worker can utilize the rocking wheel 51 to rotate the threaded lead screw 5, when the threaded lead screw 5 rotates, the slide block 31 cannot drive the slide block 31 to rotate due to the fact that the threaded lead screw 5 is arranged in the chute 21, and the slide block 31 is in threaded connection with the threaded lead screw 5, so that the slide block 31 can move on the threaded lead screw 5 along the length direction of the threaded lead screw 5, the first limit plate 3 is driven to move towards the second limit plate 4, the first limit plate 3 and the second limit plate 4 are tightly abutted to the purlin body 1, and the first limit plate 3 and the second limit plate 4 can fix the position of the purlin body 1, so just accomplished the installation of enclosing purlin body 1, and when enclosing purlin body 1 is dismantled to needs, the staff then overturns and shakes wheel 51, makes first limiting plate 3 move towards the direction of keeping away from second limiting plate 4, alright this moment with will enclose purlin body 1 and take off from support frame 2, whole installation with dismantle the in-process, only need remove first limiting plate 3 the position can to make the installation and the dismantlement of enclosing purlin body 1 all more convenient.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (8)
1. The utility model provides an enclose purlin mounting structure, includes and encloses purlin body (1) and set up a plurality of support frames (2) on the foundation ditch lateral wall, enclose purlin body (1) and be located support frame (2), its characterized in that: the purlin fixing device is characterized in that a first limiting plate (3) and a second limiting plate (4) are arranged on the support frame (2), the first limiting plate (3) and the second limiting plate (4) are arranged oppositely, the purlin enclosing body (1) is located between the first limiting plate (3) and the second limiting plate (4), the second limiting plate (4) is fixedly connected onto the support frame (2), the first limiting plate (3) is connected onto the support frame (2) in a sliding mode along the direction towards or away from the second limiting plate (4), and a driving device used for driving the first limiting plate (3) to move and abut against the purlin enclosing body (1) is arranged on the support frame (2).
2. Purlin mounting structure of claim 1, wherein: spout (21) have been seted up to the position that lies in first limiting plate (3) on support frame (2), spout (21) extend towards the position at second limiting plate (4) place, be provided with slider (31) of sliding connection in spout (21) on first limiting plate (3), drive arrangement is including rotating screw lead screw (5) of connecting in spout (21), screw lead screw (5) set up along the length direction of spout (21), slider (31) screw thread cup joints on screw lead screw (5), the one end of screw lead screw (5) runs through spout (21) outside support frame (2).
3. Purlin mounting structure of claim 2, wherein: and a rocking wheel (51) is arranged at the end part of the threaded screw rod (5) positioned on the sliding chute (21).
4. Purlin mounting structure of claim 1, wherein: the support frame (2) is provided with a fixing hole (22) at a position where the threaded lead screw (5) penetrates through, the threaded lead screw (5) penetrates through the fixing hole (22), a damping ring (23) is arranged in the fixing hole (22), the threaded lead screw (5) penetrates through the damping ring (23), and the threaded lead screw (5) is connected with the damping ring (23) in a butting mode.
5. Purlin mounting structure of claim 1, wherein: enclose on purlin body (1) along the length direction who encloses purlin body (1) be provided with a plurality of cable (6), cable (6) cover is established on enclosing purlin body (1), still includes a plurality of fixed block (7), and fixed block (7) fixed mounting is at the foundation ditch top, and every fixed block (7) are corresponding with every cable (6), cable (6) are kept away from the one end of enclosing purlin body (1) and are fixed connection with corresponding fixed block (7).
6. Purlin mounting structure of claim 5, wherein: the purlin body (1) is provided with a limiting ring (11) at the position where each inhaul cable (6) is located, and the inhaul cables (6) are located in the limiting ring (11).
7. Purlin mounting structure of claim 5, wherein: the inhaul cable (6) is a steel cable.
8. Purlin mounting structure of claim 1, wherein: and a plurality of rubber strips (8) are arranged on the opposite surfaces of the first limiting plate (3) and the second limiting plate (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021329365.6U CN213417832U (en) | 2020-07-07 | 2020-07-07 | Enclosing purlin mounting structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021329365.6U CN213417832U (en) | 2020-07-07 | 2020-07-07 | Enclosing purlin mounting structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213417832U true CN213417832U (en) | 2021-06-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021329365.6U Active CN213417832U (en) | 2020-07-07 | 2020-07-07 | Enclosing purlin mounting structure |
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|---|---|
| CN (1) | CN213417832U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113417282A (en) * | 2021-07-22 | 2021-09-21 | 中国电建集团华东勘测设计研究院有限公司 | Novel single-pile transition section and installation method thereof |
| CN114482100A (en) * | 2022-03-01 | 2022-05-13 | 先高路桥有限公司 | Reinforcing structure of cofferdam and construction method |
-
2020
- 2020-07-07 CN CN202021329365.6U patent/CN213417832U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113417282A (en) * | 2021-07-22 | 2021-09-21 | 中国电建集团华东勘测设计研究院有限公司 | Novel single-pile transition section and installation method thereof |
| CN114482100A (en) * | 2022-03-01 | 2022-05-13 | 先高路桥有限公司 | Reinforcing structure of cofferdam and construction method |
| CN114482100B (en) * | 2022-03-01 | 2024-03-19 | 先高路桥有限公司 | Reinforcing structure of cofferdam and construction method |
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Address after: 100160 701, 7th floor, building 3, yard 10, Automobile Museum East Road, Fengtai District, Beijing Patentee after: China Power Construction Railway Construction Investment Group Co.,Ltd. Patentee after: SINOHYDRO ENGINEERING BUREAU 4 Co.,Ltd. Patentee after: SINOHYDRO 4TH BUREAU WUHAN RAIL TRANSIT ENGINEERING Co.,Ltd. Address before: 100089 1001, 10th floor, building 2, yard 22, Chegongzhuang West Road, Haidian District, Beijing Patentee before: POWERCHINA RAILWAY CONSTRUCTION Co.,Ltd. Patentee before: SINOHYDRO ENGINEERING BUREAU 4 Co.,Ltd. Patentee before: SINOHYDRO 4TH BUREAU WUHAN RAIL TRANSIT ENGINEERING Co.,Ltd. |