CN212865950U - Connecting piece for foundation pit support - Google Patents
Connecting piece for foundation pit support Download PDFInfo
- Publication number
- CN212865950U CN212865950U CN202020968758.5U CN202020968758U CN212865950U CN 212865950 U CN212865950 U CN 212865950U CN 202020968758 U CN202020968758 U CN 202020968758U CN 212865950 U CN212865950 U CN 212865950U
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- China
- Prior art keywords
- threaded rod
- rod
- threaded
- connecting piece
- foundation pit
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- 238000009434 installation Methods 0.000 claims abstract description 14
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 14
- 230000001681 protective effect Effects 0.000 claims description 2
- 241001079814 Symphyotrichum pilosum Species 0.000 description 8
- 235000004224 Typha angustifolia Nutrition 0.000 description 8
- 238000010276 construction Methods 0.000 description 8
- 238000000034 method Methods 0.000 description 5
- 238000009412 basement excavation Methods 0.000 description 3
- 206010044565 Tremor Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
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- Piles And Underground Anchors (AREA)
Abstract
The utility model provides a connecting piece for supporting of foundation ditch. Connecting piece for supporting of foundation ditch includes the dead lever, threaded rod and promotion fixed establishment, from last to having seted up threaded hole and installation cavity down in proper order in the dead lever, and threaded hole and installation cavity communicate each other, the one end of threaded rod is passed the threaded hole and is rotated with the inner diapire of installation cavity and be connected, the other end of threaded rod extends the dead lever, promotion fixed establishment installs on the threaded rod of installation cavity, promotion fixed establishment includes the round platform seat, the trepanning, the sliding tray, the ball with insert and establish the nail pole, round platform seat axle center department has seted up the trepanning and cup joints on the threaded rod through the trepanning screw thread, the sliding tray has all been seted up to the four lateral walls of round platform seat, all install the ball in each sliding tray, equal fixed mounting inserts on each ball establishes the nail pole, insert the pole head of establishing. The utility model provides a connecting piece for supporting of foundation ditch has the installation of being convenient for and dismantles, and installs firm advantage.
Description
Technical Field
The utility model relates to a foundation ditch supporting construction technical field especially relates to a connecting piece for foundation ditch support.
Background
The foundation pit support is a supporting, 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 construction of an underground structure and the surrounding environment of the foundation pit, geological exploration is required to be carried out before foundation construction, the condition of underground pipelines is required to be known, and a special construction scheme is compiled according to the soil condition and the foundation depth. The construction scheme is in accordance with the actual construction site, and the actual construction can be guided. The content comprises the following steps: the method comprises the steps of slope releasing requirements or supporting structure design, machinery type selection, excavation sequence and layered excavation depth, ramp positions, pit side loads, vehicle access roads, precipitation and drainage measures, monitoring requirements and the like.
The anchor rod is just one of the important building connecting pieces of foundation pit construction, and it directly influences the quality of foundation pit, and this type of device on the market is of a great variety now, but still has certain problem, and traditional this type of device is mostly fixed system, and traditional anchor rod mainly relies on the radial resistance that the screw rod produced, exists resistance to plucking bearing capacity not enough.
Therefore, it is necessary to provide a connecting member for supporting a foundation pit to solve the above-mentioned problems.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a be convenient for installation is dismantled, and installs firm connecting piece for excavation supporting.
The utility model provides a connecting piece for supporting of foundation ditch includes: the dead lever, threaded rod and promotion fixed establishment, from last screw hole and the installation cavity seted up extremely down in proper order in the dead lever, and threaded hole and installation cavity communicate each other, the one end of threaded rod is passed the screw hole and is rotated with the inner diapire of installation cavity and be connected, and the other end of threaded rod extends the dead lever, promote fixed establishment and install on the threaded rod of installation cavity, and promote fixed establishment and include the round platform seat, the trepanning, the sliding tray, the ball with insert and establish the nail pole, round platform seat axle center department sets up the trepanning and cup joints on the threaded rod through the trepanning screw thread, and the sliding tray has all been seted up to the four lateral walls of round platform seat, all install roll connection's ball in each sliding tray, and equal fixed mounting inserts on each ball establishes the nail pole, insert the pole head of establishing the.
Preferably, the sliding grooves formed in the circular table base are obliquely arranged along the surface of the circular table base, and the depths of the sliding grooves are the same.
Preferably, four side walls of the large head section of the circular truncated cone seat are fixedly provided with limiting rods, each limiting rod is in sliding connection with a limiting groove formed in the inner wall of the corresponding fixing rod, and the limiting rods on the circular truncated cone seat are in sliding connection with the limiting grooves, so that the limiting rods limit the rotation of the circular truncated cone seat when the threaded rod rotates, and the threaded rod can only slide along the threaded rod.
Preferably, the bottom of the fixing rod is fixedly provided with a threaded anchor rod, and the top of the fixing rod is fixedly sleeved with a connecting disc.
Preferably, the part of the threaded rod inserted into the threaded hole is in threaded connection with the threaded hole, so that the threaded rod is not easy to rotate randomly.
Preferably, the top of the threaded rod is fixedly provided with a protective sleeve, so that the protection of the threaded rod is improved.
Compared with the prior art, the utility model provides a connecting piece for supporting of foundation ditch has following beneficial effect:
the utility model provides a connecting piece for supporting of foundation ditch, utilize the screw stock to insert the bottom of establishing to the foundation ditch with the dead lever, rotatory threaded rod makes to insert and establishes nail pole roll-off through-hole and insert and establish the earth's surface to the foundation ditch, thereby can fix the dead lever in the foundation ditch steadily, meanwhile with the component fixed mounting of supporting of foundation ditch on the connection pad, and the dead lever is fixed with the enhancement of foundation ditch, avoided strutting so the phenomenon that the fixed shakiness of erection joint spare appears collapsing in the use, the resistance to plucking bearing capacity of dead lever has been improved, make the dead lever more firm with ground is fixed, and after finishing using, reverse threaded rod can make the round platform seat drive insert establish the nail pole and return and slide to the dead lever, the dismantlement work of the connecting piece of being convenient for makes it can.
Drawings
Fig. 1 is a schematic structural view of a preferred embodiment of a connecting member for supporting a foundation pit according to the present invention;
FIG. 2 is a schematic view of the internal structure of the fixing rod shown in FIG. 1;
fig. 3 is a schematic structural view of the pushing fixing mechanism shown in fig. 2.
Reference numbers in the figures: 1. the fixing rod comprises a fixing rod body, 2, a threaded anchor rod body, 3, a connecting disc, 4, a threaded hole, 5, an installation cavity, 6, a limiting groove, 7, a through hole, 8, a threaded rod, 9, a pushing fixing mechanism, 91, a circular truncated cone seat, 92, a sleeve hole, 93, a sliding groove, 94, a ball, 95, an inserted nail rod, 9a and a limiting rod.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and embodiments.
Please refer to fig. 1, fig. 2 and fig. 3, wherein fig. 1 is a schematic structural diagram of a preferred embodiment of a connecting member for supporting a foundation pit according to the present invention; FIG. 2 is a schematic view of the internal structure of the fixing rod shown in FIG. 1; fig. 3 is a schematic structural view of the pushing fixing mechanism shown in fig. 2. The connecting piece for supporting the foundation pit comprises: a fixed rod 1, a threaded rod 8 and a pushing fixing mechanism 9.
In the specific implementation process, as shown in fig. 1 and fig. 2, a threaded anchor rod 2 is fixedly installed at the bottom of a fixing rod 1, a connecting disc 3 is fixedly sleeved at the top of the fixing rod 1, a threaded hole 4 and a mounting cavity 5 are sequentially formed in the fixing rod 1 from top to bottom, the threaded hole 4 and the mounting cavity 5 are communicated with each other, one end of a threaded rod 8 penetrates through the threaded hole 4 and is rotatably connected with the inner bottom wall of the mounting cavity 5, the other end of the threaded rod 8 extends out of the fixing rod 1, a pushing fixing mechanism 9 is installed on the threaded rod 8 in the mounting cavity 5, the pushing fixing mechanism 9 comprises a circular platform seat 91, a sleeve hole 92, a sliding groove 93, a ball 94 and an inserted nail rod 95, a sleeve hole 92 is formed at the axis of the circular platform seat 91 and is in threaded sleeve connection with the threaded rod 8 through the sleeve hole 92, sliding grooves 93 are formed in four side walls of the circular platform seat, and each ball 94 is fixedly provided with an inserted nail rod 95, and the head of the inserted nail rod 95 is inserted into the through hole 7 formed in the corresponding fixing rod 1.
It should be noted that: the fixing rod 1 is inserted to the bottom of a foundation pit by using the threaded anchor rod 2, after the fixing is finished, the threaded rod 8 is rotated to enable the round pedestal 91 on the threaded rod 8 to slide downwards along the threaded rod 8, so that the balls 94 in the round pedestal 91 roll along the sliding grooves 93 on the sliding round pedestal 91, the inserted nail rod 95 slides out of the through hole 7 and is inserted into the ground surface of the foundation pit along with the sliding of the round pedestal 91, the fixing rod 1 can be stably fixed in the foundation pit, meanwhile, elements supported by the foundation pit are fixedly arranged on the connecting disc 3, the fixing rod 1 is fixedly reinforced with the foundation pit, the phenomenon that the supporting and protecting part is collapsed due to unstable fixing of the installation connecting part in the using process is avoided, the pulling-resistant bearing capacity of the fixing rod 1 is improved, the fixing rod 1 is more firmly fixed with the ground, after the fixing rod 1 is used, the round pedestal 91 can drive the inserted nail rod, the connecting piece can be used for multiple times by being convenient to disassemble.
The four side walls of the large head section of the circular truncated cone seat 91 are fixedly provided with limiting rods 9a, each limiting rod 9a is in sliding connection with the corresponding limiting groove 6 formed in the inner wall of the fixing rod 1, and the limiting rods 9a on the circular truncated cone seat 91 are in sliding connection with the limiting grooves 6, so that the limiting rods 9a limit the rotation of the circular truncated cone seat 91 when the threaded rod 8 rotates, the threaded rod can only slide along the threaded rod 8, the sliding grooves 93 formed in the circular truncated cone seat 91 are obliquely arranged along the surface of the circular truncated cone seat 91, and the depths of the sliding grooves 93 are the same.
Wherein, the threaded rod 8 is inserted to the part of establishing in the screw hole 4 and is connected with screw hole 4 screw thread, and the top fixed mounting of threaded rod 8 has the lag, has improved the protection to threaded rod 8.
The utility model provides a working principle of connecting piece for supporting of foundation ditch is as follows:
the fixing rod 1 is inserted to the bottom of a foundation pit by using the threaded anchor rod 2, after the fixing is finished, the threaded rod 8 is rotated to enable the round pedestal 91 on the threaded rod 8 to slide downwards along the threaded rod 8, so that the balls 94 in the round pedestal 91 roll along the sliding grooves 93 on the sliding round pedestal 91, the inserted nail rod 95 slides out of the through hole 7 and is inserted into the ground surface of the foundation pit along with the sliding of the round pedestal 91, the fixing rod 1 can be stably fixed in the foundation pit, meanwhile, elements supported by the foundation pit are fixedly arranged on the connecting disc 3, the fixing rod 1 is fixedly reinforced with the foundation pit, the phenomenon that the supporting and protecting part is collapsed due to unstable fixing of the installation connecting part in the using process is avoided, the pulling-resistant bearing capacity of the fixing rod 1 is improved, the fixing rod 1 is more firmly fixed with the ground, after the fixing rod 1 is used, the round pedestal 91 can drive the inserted nail rod, the connecting piece can be used for multiple times by being convenient to disassemble.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
The above is only the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention can be used in other related technical fields, directly or indirectly, or in the same way as the present invention.
Claims (6)
1. The utility model provides a connecting piece for foundation ditch support which characterized in that includes:
the fixing rod (1) is internally provided with a threaded hole (4) and a mounting cavity (5) in sequence from top to bottom, and the threaded hole (4) is communicated with the mounting cavity (5);
one end of the threaded rod (8) penetrates through the threaded hole (4) and is rotatably connected with the inner bottom wall of the mounting cavity (5), and the other end of the threaded rod (8) extends out of the fixing rod (1);
promote fixed establishment (9), promote fixed establishment (9) and install on threaded rod (8) in installation cavity (5), and promote fixed establishment (9) including round platform seat (91), trepanning (92), sliding tray (93), ball (94) and insert and establish nail pole (95), round platform seat (91) axle center department has seted up trepanning (92) and has cup jointed on threaded rod (8) through trepanning (92) screw thread, and the four lateral walls of round platform seat (91) have all seted up sliding tray (93), each all install roll connection's ball (94) in sliding tray (93), and all fixed mounting inserts on each ball (94) and establish nail pole (95), insert the pole head of establishing nail pole (95) and establish to corresponding in through-hole (7) seted up on dead lever (1).
2. The connector for foundation pit support according to claim 1, wherein the sliding grooves (93) formed in the pedestal (91) are inclined along the surface of the pedestal (91), and the sliding grooves (93) have the same depth.
3. The connecting piece for foundation pit support according to claim 1, wherein limiting rods (9 a) are fixedly arranged on four side walls of the large head section of the round pedestal (91), and each limiting rod (9 a) is slidably connected with a limiting groove (6) formed in the inner wall of the corresponding fixing rod (1).
4. The connecting member for supporting a foundation pit according to claim 1, wherein a threaded anchor rod (2) is fixedly installed at the bottom of the fixing rod (1), and a connecting disc (3) is fixedly sleeved at the top of the fixing rod (1).
5. The connecting member for foundation pit support according to claim 1, wherein the portion of the threaded rod (8) inserted into the threaded hole (4) is threadedly connected to the threaded hole (4).
6. Connecting piece for foundation pit support according to claim 1, characterized in that a protective sleeve is fixedly mounted on the top of the threaded rod (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020968758.5U CN212865950U (en) | 2020-06-01 | 2020-06-01 | Connecting piece for foundation pit support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020968758.5U CN212865950U (en) | 2020-06-01 | 2020-06-01 | Connecting piece for foundation pit support |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212865950U true CN212865950U (en) | 2021-04-02 |
Family
ID=75208187
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020968758.5U Expired - Fee Related CN212865950U (en) | 2020-06-01 | 2020-06-01 | Connecting piece for foundation pit support |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212865950U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113338300A (en) * | 2021-06-22 | 2021-09-03 | 石家庄铁道大学 | Combined type cross brace structure for foundation pit support |
-
2020
- 2020-06-01 CN CN202020968758.5U patent/CN212865950U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113338300A (en) * | 2021-06-22 | 2021-09-03 | 石家庄铁道大学 | Combined type cross brace structure for foundation pit support |
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| 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: 20210402 |
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| CF01 | Termination of patent right due to non-payment of annual fee |