CN216339570U - Subway vehicle section pit supporting device - Google Patents
Subway vehicle section pit supporting device Download PDFInfo
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- CN216339570U CN216339570U CN202122599644.5U CN202122599644U CN216339570U CN 216339570 U CN216339570 U CN 216339570U CN 202122599644 U CN202122599644 U CN 202122599644U CN 216339570 U CN216339570 U CN 216339570U
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- foundation pit
- vehicle section
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Abstract
The utility model provides a subway vehicle section foundation pit supporting device which comprises a bottom plate, a plurality of fixing plates, supporting plates and elastic pieces, wherein the bottom plate is arranged at the bottom of a foundation pit; the plurality of fixing plates are fixedly arranged at the outer edge of the bottom plate, and the plate surfaces of the fixing plates are perpendicular to the plate surface of the bottom plate; the supporting plates are arranged on one side, close to the side wall of the foundation pit, of the fixing plate at intervals, the supporting plates and the fixing plate are arranged in a one-to-one correspondence mode, and the plate surface of each supporting plate is parallel to the plate surface of the corresponding supporting plate; the elastic piece is connected between the fixed plate and the supporting plate, and the elastic piece has pretightening force for enabling the supporting plate to be far away from the fixed plate. According to the subway vehicle section foundation pit supporting device, the elastic piece is arranged, so that the distance between the fixing plate and the supporting plate is adjustable, the subway vehicle section foundation pit supporting device is suitable for foundation pits of different sizes, different supporting devices are avoided being adopted for foundation pits of different specifications, and the installation process is simplified.
Description
Technical Field
The utility model belongs to the technical field of subway construction, and particularly relates to a subway vehicle section foundation pit supporting device.
Background
The subway vehicle section is the management center location that the subway vehicle parked, examined, was reorganized and outfitted, application and was overhauld, if the circuit of operation is longer, in order to be favorable to the operation and share the inspection cleaning work load of vehicle, can establish the parking area at the other end of circuit, also can establish a vehicle section in two or more than two circuits altogether when technical economy is reasonable.
The subway vehicle section needs to relate to a foundation pit support during construction, the foundation pit support is used for ensuring the safety of underground structure construction and the surrounding environment of a foundation pit, and the support, reinforcement and protection measures are adopted for the side wall of the foundation pit and the surrounding environment.
General supporting structure of foundation ditch realizes its supporting role simultaneously, can't be applicable to the size of different foundation ditches, consequently need adopt different structures to different foundation ditches, and the installation is complicated, and the cost is higher.
SUMMERY OF THE UTILITY MODEL
The embodiment of the utility model provides a subway vehicle section foundation pit supporting device, which aims to be suitable for supporting foundation pits with sizes and specifications within a certain range, further facilitate construction and effectively reduce cost.
In order to achieve the purpose, the utility model adopts the technical scheme that: provided is a subway vehicle section foundation pit supporting device, including:
the bottom plate is arranged at the bottom of the foundation pit;
the fixing plates are fixedly arranged at the outer edge of the bottom plate, and the plate surfaces of the fixing plates are perpendicular to the plate surface of the bottom plate;
the supporting plates are arranged on one side, close to the side wall of the foundation pit, of the fixing plate at intervals, the supporting plates and the fixing plate are arranged in a one-to-one correspondence mode, and the plate surface of each supporting plate is parallel to the plate surface of the corresponding supporting plate; and
the elastic piece is connected between the fixed plate and the supporting plate and has pretightening force for enabling the supporting plate to be far away from the fixed plate.
In a possible implementation manner, an extension plate which can be adjusted in a telescopic manner up and down is arranged at the top of the supporting plate, and the extension plate and the top of the fixing plate are connected with a supporting rod.
In some embodiments, one end of the support rod is rotatably connected to the extension plate, and the other end of the support rod is rotatably connected to the top of the fixing plate, and the support rod is a telescopic member.
In some embodiments, the support bar comprises:
one end of the first rod body is rotatably connected with the extension plate, and a sliding groove with an opening facing to the free end of the first rod body is formed in the first rod body;
one end of the second rod body is in sliding fit with the sliding groove, and the other end of the second rod body is rotatably connected to the top of the fixed plate; and
the mounting is located the spout open end on the first body of rod, the outer peripheral face of the second body of rod is equipped with a plurality of draw-in grooves along its axial, the mounting be used for with the draw-in groove joint.
In some embodiments, the fixture includes:
the connecting part is connected with the end face of the first rod body through a rotating shaft, and the rotating shaft is perpendicular to the axial direction of the first rod body;
the torsional spring is sleeved on the rotating shaft and has a pretightening force which enables the connecting part to be close to the second rod body in the axial direction; and
the bulge is arranged at the free end of the connecting part and faces the axial extension of the second rod body, and the bulge is used for being connected with the clamping groove in a clamping mode.
In a possible implementation manner, the fixing plate is further provided with a threaded connector, and the threaded connector is used for penetrating through the fixing plate and abutting against the supporting plate.
In a possible implementation manner, the elastic members are distributed in a plurality in a rectangular array.
In a possible implementation manner, a reinforcing rib is arranged between the fixing plate and the bottom plate.
In a possible implementation manner, a drain hole is formed in the support plate, a pipeline is connected to the drain hole, and a water suction pump is further arranged on the pipeline.
In the embodiment of this application, compare with prior art, when using, earlier extrude the backup pad as far as possible to the direction of fixed plate through manual work or machine before the installation for the elastic component compression, and the interval diminishes between fixed plate and the backup pad, then install into the foundation ditch in, reach the bottom of foundation ditch until the bottom plate, loosen the extrusion to the backup pad this moment, the elastic component kick-backs, extrusion backup pad butt is on the lateral wall of foundation ditch, realizes the effect of strutting to the foundation ditch. According to the subway vehicle section foundation pit supporting device, the elastic piece is arranged, so that the distance between the fixing plate and the supporting plate can be adjusted, the subway vehicle section foundation pit supporting device is further suitable for foundation pits with different sizes, the foundation pits with different specifications are prevented from adopting different supporting devices, the installation process is simplified, and the use cost is reduced; wherein the elastic component can not only play the effect of adjusting the backup pad position, can also play the effect of support when the backup pad work, optimizes the supporting effect, improves the construction security.
Drawings
Fig. 1 is a schematic front view structural diagram of a subway vehicle section foundation pit supporting device provided in an embodiment of the present invention;
FIG. 2 is a schematic cross-sectional view taken along line A-A of FIG. 1;
fig. 3 is an enlarged schematic view of part B in fig. 1.
Description of reference numerals:
10-a base plate;
20-fixing the plate; 21-reinforcing ribs;
30-a support plate; 31-an extension plate; 32-drain holes; 33-a pipeline; 34-a water pump;
40-an elastic member;
50-support rods; 51-a first rod; 52-a second rod; 521-a card slot; 53-a fixture; 531-a connecting part; 532-torsion spring; 533-a projection;
60-threaded connection.
Detailed Description
In order to make the technical problems, technical solutions and advantageous effects to be solved by the present invention more clearly apparent, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.
Referring to fig. 1 to 3 together, the supporting device for the foundation pit of the metro vehicle section according to the present invention will now be described. The subway vehicle section foundation pit supporting device comprises a bottom plate 10, a plurality of fixing plates 20, a supporting plate 30 and an elastic part 40, wherein the bottom plate 10 is arranged at the bottom of a foundation pit; the plurality of fixing plates 20 are fixedly arranged at the outer edge of the bottom plate 10, and the plate surface of each fixing plate 20 is perpendicular to the plate surface of the bottom plate 10; the supporting plates 30 are arranged on one side of the fixing plate 20 close to the side wall of the foundation pit at intervals, the supporting plates 30 and the fixing plate 20 are arranged in a one-to-one correspondence manner, and the plate surface is parallel to the plate surface of the supporting plates 30; the elastic member 40 is connected between the fixing plate 20 and the supporting plate 30, and the elastic member 40 has a pre-tightening force for moving the supporting plate 30 away from the fixing plate 20.
Compared with the prior art, the subway vehicle section pit strutting arrangement that this embodiment provided, when using, earlier extrude backup pad 30 as far as possible to the direction of fixed plate 20 through manual work or machine before the installation, make the elastic component 40 compress, and the interval diminishes between fixed plate 20 and the backup pad 30, then install into the foundation ditch, reach the bottom of foundation ditch until bottom plate 10, loosen the extrusion to backup pad 30 this moment, elastic component 40 kick-backs, extrusion backup pad 30 butt is on the lateral wall of foundation ditch, realize the supporting role to the foundation ditch. According to the subway vehicle section foundation pit supporting device, the elastic part 40 is arranged, so that the distance between the fixing plate 20 and the supporting plate 30 is adjustable, the subway vehicle section foundation pit supporting device is further suitable for foundation pits with different sizes, the foundation pits with different specifications are prevented from adopting different supporting devices, the installation process is simplified, and the use cost is reduced; wherein elastic component 40 can not only play the effect of adjusting the backup pad 30 position, can also play the effect of supporting when backup pad 30 work, optimizes the supporting effect, improves the construction security.
It should be noted that the size of the elastic member 40 is sufficient to support the foundation pit when the supporting plate 30 is pressed, and the fixing plate 20 and the supporting plate 30 have an adjustable range.
In some embodiments, a modified embodiment of the support plate 30 described above may be configured as shown in fig. 1-2. Referring to fig. 1 to 2, an extension plate 31 capable of being adjusted by stretching up and down is disposed on the top of the support plate 30, and a support rod 50 is connected to the top of the extension plate 31 and the fixed plate 20. The height sum of the supporting plate 30 and the extension plate 31 can be changed by telescopically adjusting the extension plate 31, so that the telescopic adjustable support plate is not only suitable for foundation pits with different inner diameters, but also suitable for foundation pits with different heights, and has stronger applicability; and the supporting rod 50 can play a good supporting effect while the height is increased, so that the stability of the supporting effect is ensured.
It will be appreciated that in order for the extension plate 31 to slide on top of the support plate 30, the support plate 30 needs to have an upwardly open receiving cavity, and the extension plate 31 is slidably connected to the receiving cavity.
Optionally, an alternative embodiment of the support bar 50 is: the support rods 50 are detachably connected with the extension plate 31 and the fixing plate 20, and when the extension plate 31 extends out, the original support rods 50 are replaced by the support rods 50 with longer lengths.
In some embodiments, a specific embodiment of the above-described support bar 50 may be installed as shown in fig. 1. Referring to fig. 1, one end of the supporting rod 50 is rotatably connected to the extension plate 31, and the other end is rotatably connected to the top of the fixing plate 20, and the supporting rod 50 is a telescopic member. When the extension plate 31 extends or retracts, the support rod 50 can change in length along with the change of the extension plate 31 and is fixed in length suitable for the position of the extension plate 31 when in use, and the support rod 50 does not need to be frequently disassembled and replaced, so that the use is more flexible.
In some embodiments, a specific embodiment of the support bar 50 can be constructed as shown in fig. 1 and 3. Referring to fig. 1 and 3, the supporting rod 50 includes a first rod 51, a second rod 52 and a fixing member 53, one end of the first rod 51 is rotatably connected to the extending plate 31, and a sliding slot with an opening facing a free end of the first rod 51 is formed in the first rod 51; one end of the second rod 52 is slidably fitted in the sliding groove, and the other end is rotatably connected to the top of the fixed plate 20; the fixing piece 53 is arranged on the first rod body 51 at the opening end of the sliding chute, the peripheral surface of the second rod body 52 is provided with a plurality of clamping grooves 521 along the axial direction, and the fixing piece 53 is used for being clamped with the clamping grooves 521.
When the extension plate 31 needs to be adjusted, the fixing member 53 is taken out from the clamping groove 521, then the first rod body 51 and the second rod body 52 are adjusted in a telescopic manner along with the change of the position of the extension plate 31, and after the extension plate 31 is adjusted to be adapted to the height of a foundation pit, the fixing member 53 is clamped in the clamping groove 521, so that the length of the support rod 50 is fixed. The fixing part 53 fixes the sliding position of the second rod 52, so as to limit the length of the supporting rod 50.
In some embodiments, a specific implementation of the fixing member 53 may be configured as shown in fig. 1 and 3. Referring to fig. 1 and 3, the fixing member 53 includes a connecting portion 531, a torsion spring 532 and a protruding portion 533, wherein the connecting portion 531 is connected to an end surface of the first rod 51 through a rotating shaft, and the rotating shaft is perpendicular to an axial direction of the first rod 51; the torsion spring 532 is sleeved on the rotating shaft, and the torsion spring 532 has a pretightening force which enables the connecting part 531 to be close to the second rod body 52 in the axial direction; the protrusion 533 is provided at the free end of the connection portion 531, and extends toward the axial direction of the second rod 52. When the extension plate 31 is adjusted, the connecting portion 531 is tilted to the protruding portion 533 to be separated from the slot 521, then the extension plate 31 is adjusted, the first rod body 51 and the second rod body 52 can freely stretch and retract along with the change of the position of the extension plate 31, after the position of the extension plate 31 is adjusted to a proper height, the connecting portion 531 is loosened, the torsion spring 532 rebounds, the connecting portion 531 drives the protruding portion 533 to rotate towards a position close to the slot 521, and the protruding portion 533 is clamped into the slot 521. The structure fixes the second rod body 52, so that the operation is more convenient, and the labor intensity in use is reduced.
As an alternative embodiment of the fixing element 53, the fixing element 53 may also be a bolt, and when fixing is needed, the bolt is inserted into the slot 521 on the second rod 52 through the first rod 51.
In some embodiments, a connection between the fixing plate 20 and the supporting plate 30 may be formed as shown in fig. 1. Referring to fig. 1, a screw connector 60 is further provided on the fixing plate 20, and the screw connector 60 is used to penetrate the fixing plate 20 and abut against the supporting plate 30. Before the installation device, the threaded connector 60 is connected to the fixing plate 20, but the threaded end does not protrude out of one side surface of the fixing plate 20 facing the support plate 30, after the installation in the foundation pit is finished, according to the condition of the elastic member 40, the threaded connector is screwed, so that the threaded end of the threaded connector 60 is just abutted to the support plate 30, on the basis of supporting the support plate 30 by the elastic member 40, the threaded connector 60 also plays a supporting role on the support plate 30, and the threaded connector 60 is rigidly supported, so that emergency when the elastic member 40 fails can be coped with, and accidents are prevented.
In some embodiments, a modified embodiment of the resilient member 40 described above may be configured as shown in FIG. 2. Referring to fig. 2, the elastic members 40 are distributed in a plurality in a rectangular array. The elastic members 40 are distributed in a rectangular array, so that the distribution uniformity of the supporting force of the elastic members 40 on the supporting plate 30 can be optimized, and the stability of the supporting plate 30 is facilitated.
Specifically, the plurality of threaded connectors 60 may also be distributed in a rectangular array, and the threaded connectors 60 may be distributed in the space between adjacent elastic members 40; it can also be overlapped with the elastic member 40, i.e. the elastic member 40 is sleeved on the outer periphery of the threaded connection member 60.
In some embodiments, a modified embodiment of the above-described retaining plate 20 may be configured as shown in fig. 1. Referring to fig. 1, a reinforcing rib 21 is disposed between the fixing plate 20 and the base plate 10. Support through fixed plate 20 between the backup pad 30 for the basis, set up strengthening rib 21 between fixed plate 20 and the bottom plate 10, improve the intensity and the stability of fixed plate 20 to better provide the support basis for backup pad 30.
In some embodiments, a modified embodiment of the support plate 30 described above may be configured as shown in FIG. 2. Referring to fig. 2, a drainage hole 32 is formed on the support plate 30, a pipeline 33 is connected to the drainage hole 32, and a suction pump 34 is further disposed on the pipeline 33. When carrying out foundation ditch construction, the soil body aquifer is cut off, and groundwater can be continuous infiltration foundation ditch, causes accidents such as sand running easily, through setting up wash port 32, and the water in the soil body gets into pipeline 33 through wash port 32, and then takes out the external world through suction pump 34, ensures construction safety.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (9)
1. A subway vehicle section foundation pit supporting device is characterized by comprising:
the bottom plate is arranged at the bottom of the foundation pit;
the fixing plates are fixedly arranged at the outer edge of the bottom plate, and the plate surfaces of the fixing plates are perpendicular to the plate surface of the bottom plate;
the supporting plates are arranged on one side, close to the side wall of the foundation pit, of the fixing plate at intervals, the supporting plates and the fixing plate are arranged in a one-to-one correspondence mode, and the plate surface of each supporting plate is parallel to the plate surface of the corresponding supporting plate; and
the elastic piece is connected between the fixed plate and the supporting plate and has pretightening force for enabling the supporting plate to be far away from the fixed plate.
2. The subway vehicle section foundation pit supporting device as claimed in claim 1, wherein an extension plate capable of being adjusted in a telescopic manner up and down is arranged at the top of the supporting plate, and a supporting rod is connected between the extension plate and the top of the fixing plate.
3. The metro vehicle section pit supporting device according to claim 2, wherein one end of the supporting rod is rotatably connected to the extension plate, and the other end is rotatably connected to the top of the fixed plate, and the supporting rod is a telescopic member.
4. The subway vehicle section foundation pit supporting device of claim 3, wherein said supporting rod comprises:
one end of the first rod body is rotatably connected with the extension plate, and a sliding groove with an opening facing to the free end of the first rod body is formed in the first rod body;
one end of the second rod body is in sliding fit with the sliding groove, and the other end of the second rod body is rotatably connected to the top of the fixed plate; and
the mounting is located the spout open end on the first body of rod, the outer peripheral face of the second body of rod is equipped with a plurality of draw-in grooves along its axial, the mounting be used for with the draw-in groove joint.
5. The subway vehicle section foundation pit supporting device of claim 4, wherein said fixing member comprises:
the connecting part is connected with the end face of the first rod body through a rotating shaft, and the rotating shaft is perpendicular to the axial direction of the first rod body;
the torsional spring is sleeved on the rotating shaft and has a pretightening force which enables the connecting part to be close to the second rod body in the axial direction; and
the bulge is arranged at the free end of the connecting part and faces the axial extension of the second rod body, and the bulge is used for being connected with the clamping groove in a clamping mode.
6. The subway vehicle section foundation pit supporting device as claimed in claim 1, wherein a threaded connector is further provided on said fixing plate, said threaded connector is used for penetrating said fixing plate and abutting against said supporting plate.
7. The subway vehicle section foundation pit supporting device of claim 1, wherein said elastic members are distributed in a plurality in a rectangular array.
8. The subway vehicle section foundation pit supporting device of claim 1, wherein a reinforcing rib is arranged between said fixing plate and said bottom plate.
9. The subway vehicle section foundation pit supporting device as claimed in claim 1, wherein said supporting plate is provided with a drain hole, said drain hole is connected with a pipeline, and said pipeline is further provided with a water pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122599644.5U CN216339570U (en) | 2021-10-27 | 2021-10-27 | Subway vehicle section pit supporting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122599644.5U CN216339570U (en) | 2021-10-27 | 2021-10-27 | Subway vehicle section pit supporting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216339570U true CN216339570U (en) | 2022-04-19 |
Family
ID=81130440
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122599644.5U Active CN216339570U (en) | 2021-10-27 | 2021-10-27 | Subway vehicle section pit supporting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216339570U (en) |
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2021
- 2021-10-27 CN CN202122599644.5U patent/CN216339570U/en active Active
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