CN218437224U - Displacement monitoring device for foundation pit support - Google Patents
Displacement monitoring device for foundation pit support Download PDFInfo
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- CN218437224U CN218437224U CN202222673414.3U CN202222673414U CN218437224U CN 218437224 U CN218437224 U CN 218437224U CN 202222673414 U CN202222673414 U CN 202222673414U CN 218437224 U CN218437224 U CN 218437224U
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Abstract
The utility model discloses a displacement monitoring devices for excavation supporting, include: a base plate; two support rods are arranged, and the two support rods are rotatably connected to the bottom plate; one end of the sliding rod is arranged in one of the supporting rods; one end of the lifting rod is arranged in the other supporting rod; the threaded rod is arranged in the lifting rod and is rotationally connected with the bottom plate, and the outer surface of the threaded rod is in threaded connection with the lifting rod; wherein, the top joint of lifter has the fixed plate, and sliding connection has two limiting plates on the fixed plate, and the centre gripping has the distancer between two limiting plates. The utility model discloses a dwang area two locating plates remove, because the screw thread on two screw thread card holes is opposite, and then dwang area locating plate can move in opposite directions, and fixed mounting has the limiting plate on two locating plates, carries out the centre gripping through removing the limiting plate to the distancer fixed, and stability is good, and the installation of being convenient for is dismantled.
Description
Technical Field
The utility model relates to an engineering survey technical field, concretely relates to displacement monitoring devices for excavation supporting.
Background
The foundation pit monitoring is an important link in foundation pit engineering construction, and means that in the process of foundation pit excavation and underground engineering construction, various observation and analysis works are carried out on the characteristics of the foundation pit rock and soil, the displacement of a supporting structure and the change of surrounding environment conditions, the monitoring result is fed back in time, the deformation and the development of a stable state which are caused after further excavation construction are predicted, the degree of influence of construction on the surrounding environment is judged according to prediction, the design and construction are guided, and the so-called information construction is realized. Some foundation ditch displacement monitoring devices are simple triangular supports structure basically at present, through installing the surveying instrument on a supporting bench, monitor, however some distancers that have now are not convenient for install on the support frame, and the stability of device is relatively poor in actual construction.
For example, chinese patent CN212565174U discloses a foundation pit supporting monitoring device, including supporting mechanism and leveling mechanism, the supporting mechanism includes the pole setting, the fixed disk that has cup jointed of pole setting lateral wall, the sleeve has been cup jointed in the pole setting slip, disc bottom surface fixedly connected with three connecting seat one, connecting seat one is connected with branch two through the axostylus axostyle rotation. The utility model discloses in, having cup jointed the sleeve through the pole setting is slided, during the rebound pole setting, can strut two three branches to the outside simultaneously, at this moment branch one also will remove branch two, strut two and stretch out one or two actions of branch and will accomplish simultaneously, convenient operation, the height of roof can be adjusted to the rebound dwang, rotates the position that dwang and turning block can adjust the roof simultaneously, makes the top surface of roof parallel with the horizontal plane.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a displacement monitoring devices for excavation supporting to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a displacement monitoring devices for excavation supporting, include:
a base plate;
two support rods are arranged, and the two support rods are rotatably connected to the bottom plate;
one end of the sliding rod is arranged in one of the support rods;
one end of the lifting rod is arranged in the other supporting rod;
the threaded rod is arranged in the lifting rod and is rotationally connected with the bottom plate, and the outer surface of the threaded rod is in threaded connection with the lifting rod;
wherein, the top joint of lifter has the fixed plate, and sliding connection has two limiting plates on the fixed plate, and the centre gripping has the distancer between two limiting plates.
In a preferred embodiment, the two support rods are both hollow cylindrical structures, sliding block clamping grooves are symmetrically formed in two sides of the outer surface of each support rod, a sliding rod is connected to the inner surface of one support rod in a sliding mode, first sliding blocks are symmetrically arranged on two sides of the sliding rod, and the outer surfaces of the two first sliding blocks are movably connected to the inner surfaces of the two sliding block clamping grooves of one support rod respectively.
In a preferred embodiment, a threaded hole is formed in the lifting rod, second sliding blocks are symmetrically arranged on two sides of the outer surface of the lifting rod, the inner surface of the threaded hole is in threaded connection with the outer surface of the threaded rod, and the outer surfaces of the two second sliding blocks are in sliding connection with the inner surfaces of the two sliding block clamping grooves of the other supporting rod.
In a preferred embodiment, two support rod clamping holes are formed in the top of the bottom plate and used for arranging the support rods, a threaded rod rotating hole is formed in one support rod clamping hole and used for arranging a threaded rod, and a motor clamping groove is formed in the bottom of the bottom plate.
In a preferred embodiment, one end of the threaded rod is fixedly connected with a motor, the outer surface of the threaded rod is rotatably connected to the inner surface of the threaded rod rotating hole, and the motor is clamped in the motor clamping groove.
In a preferred embodiment, two clamping holes are formed in the bottom of the fixed plate, a positioning plate clamping groove is formed in the top of the fixed plate, rotating rod clamping holes are formed in two sides of the fixed plate, rotating rods are rotatably connected to the inner surfaces of the rotating rod clamping holes, the inner surface of one clamping hole is sleeved on the outer surface of the sliding rod, and the inner surface of the other clamping hole is rotatably connected to the outer surface of the lifting rod.
In a preferred embodiment, the bottom of each of the two limiting plates is fixedly connected with a positioning plate, each positioning plate is provided with a threaded clamping hole, the outer surfaces of the two positioning plates are slidably connected to the inner surfaces of the clamping grooves of the positioning plates, and the inner surfaces of the two threaded clamping holes are in threaded connection with the outer surface of the rotating rod.
In a preferred embodiment, the four corners of the bottom plate are respectively provided with a fixing pin clamping hole, and the inner surfaces of the four fixing pin clamping holes are respectively clamped with a fixing pin.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model discloses a set up the bottom plate, the bracing piece, the lifter, the threaded rod, fixed plate and limiting plate, it rotates to drive the threaded rod as the motor, the lifter can be taken to the threaded rod to rotate, thereby take the lifter to go up and descend, the fixed plate can be along with the lifter goes up and descends, be convenient for adjust the high position of fixed plate, treat to adjust to suitable high back, take two locating plates to remove through the dwang, because the screw thread on two screw thread card holes is opposite, and then dwang area locating plate can move in opposite directions, fixed mounting has the limiting plate on two locating plates, it is fixed to carry out the centre gripping to the distancer through removing the limiting plate, good stability, and the installation of being convenient for is dismantled. Through four fixed pins, after the bottom plate is placed on the ground, the fixed pins are inserted into the ground, so that the use stability of the device is further improved.
Drawings
Fig. 1 is a schematic perspective view of a displacement monitoring device for supporting a foundation pit according to the present invention;
fig. 2 is a schematic diagram of an explosion structure of the displacement monitoring device for supporting a foundation pit according to the present invention;
fig. 3 is a schematic view of a bottom plate structure according to the present invention;
fig. 4 is a schematic view of the structure of the lifting rod according to the present invention;
fig. 5 is a schematic structural view of a fixing plate according to the present invention;
fig. 6 is according to the utility model discloses a limiting plate structure schematic diagram.
Description of reference numerals:
1-bottom plate, 11-support bar snap hole, 12-threaded bar rotation hole, 13-fixed pin snap hole, 14-fixed pin, 2-support bar, 22-sliding block snap groove, 23-sliding bar, 24-first sliding block, 3-threaded bar, 31-motor, 4-lifting bar, 41-threaded hole, 5-fixed plate, 51-snap hole, 52-positioning plate snap groove, 53-rotating bar snap hole, 54-rotating bar, 6-position plate, 61-positioning plate, 62-threaded snap hole, 63-distance meter.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below. The embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts, all belong to the protection scope of the present invention.
Example 1
As shown in fig. 1-6, the displacement monitoring device for supporting foundation pit of the preferred embodiment of the present invention comprises: bottom plate 1, bracing piece 2, slide bar 23, lifter 4, threaded rod 3, fixed plate 5 and limiting plate 6. The two supporting rods 2 are arranged, and the two supporting rods 2 are rotatably connected to the bottom plate 1. One end of the sliding rod 23 is arranged in one of the support rods 2, and one end of the lifting rod 4 is arranged in the other support rod 2. Threaded rod 3 sets up in lifter 4 to rotate with bottom plate 1 and be connected, and threaded rod 3's surface and lifter 4 threaded connection. Wherein, the top joint of lifter 4 has fixed plate 5, and sliding connection has two limiting plates 6 on fixed plate 5, and the centre gripping has distancer 63 between two limiting plates 6. Carry out the centre gripping through removing limiting plate 6 to distancer 63 fixed, the installation of being convenient for is dismantled, and stability is good.
Furthermore, two bracing pieces 2 are hollow cylinder structure, and 2 outside surface bilateral symmetry of bracing piece has seted up sliding block draw-in groove 22, and the internal surface sliding connection of one of them bracing piece 2 has slide bar 23, and the bilateral symmetry of slide bar 23 is provided with first sliding block 24, and the surface of two first sliding blocks 24 difference swing joint is in the internal surface of two sliding block draw-in grooves 22 of one of them bracing piece 2.
Furthermore, a threaded hole 41 is formed in the lifting rod 4, second sliding blocks 42 are symmetrically arranged on two sides of the outer surface of the lifting rod 4, the inner surface of the threaded hole 41 is in threaded connection with the outer surface of the threaded rod 3, and the outer surfaces of the two second sliding blocks 42 are in sliding connection with the inner surfaces of the two sliding block clamping grooves 22 of the other supporting rod 2.
Furthermore, two supporting rod clamping holes 11 are formed in the top of the bottom plate 1 and used for arranging the supporting rods 2, a threaded rod rotating hole 12 is formed in one supporting rod clamping hole 11 and used for arranging the threaded rod 3, and a motor clamping groove is formed in the bottom of the bottom plate 1.
Further, the one end fixedly connected with motor 31 of threaded rod 3, the surface of threaded rod 3 rotates to be connected in the internal surface of threaded rod rotation hole 12, and motor 31 joint is in the motor draw-in groove. The motor 31 drives the threaded rod 3 to rotate, the threaded rod 3 drives the lifting rod 4 to rotate, the thread of the threaded hole 41 is matched with the thread on the threaded rod 3, the threaded rod 3 drives the lifting rod 4 to ascend and descend, and the fixing plate 5 ascends and descends along with the lifting rod 4.
Furthermore, two clamping holes 51 are formed in the bottom of the fixing plate 5, a positioning plate clamping groove 52 is formed in the top of the fixing plate 5, rotating rod clamping holes 53 are formed in two sides of the fixing plate 5, a rotating rod 54 is rotatably connected to the inner surface of each rotating rod clamping hole 53, the inner surface of one clamping hole 51 is sleeved on the outer surface of the sliding rod 23, and the inner surface of the other clamping hole 51 is rotatably connected to the outer surface of the lifting rod 4.
Further, the bottom of the two limiting plates 6 is fixedly connected with a positioning plate 61, the positioning plate 61 is provided with a threaded clamping hole 62, the outer surfaces of the two positioning plates 61 are slidably connected with the inner surface of the positioning plate clamping groove 52, and the inner surfaces of the two threaded clamping holes 62 are in threaded connection with the outer surface of the rotating rod 54.
Example 2
In another preferred embodiment, the bottom plate 1 has four fixing pin holes 13 formed at four corners thereof, and the fixing pins 14 are fastened to the inner surfaces of the four fixing pin holes 13. After the bottom plate 1 is placed on the ground, the fixing pin 14 is inserted into the ground, and then the device is fixed, so that the use stability of the device is further improved.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides a displacement monitoring devices for excavation supporting which characterized in that: the method comprises the following steps:
a base plate (1);
two support rods (2) are arranged, and the two support rods (2) are rotatably connected to the bottom plate (1);
one end of the sliding rod (23) is arranged in one of the support rods (2);
one end of the lifting rod (4) is arranged in the other supporting rod (2);
the threaded rod (3) is arranged in the lifting rod (4) and is rotatably connected with the bottom plate (1), and the outer surface of the threaded rod (3) is in threaded connection with the lifting rod (4);
wherein, the top joint of lifter (4) has fixed plate (5), just sliding connection has two limiting plate (6), two on fixed plate (5) the centre gripping has distancer (63) between limiting plate (6).
2. The displacement monitoring device for foundation pit support of claim 1, wherein: two bracing piece (2) are hollow cylinder structure, just sliding block draw-in groove (22) have been seted up to bracing piece (2) outside surface bilateral symmetry, one of them the internal surface sliding connection of bracing piece (2) has slide bar (23), the bilateral symmetry of slide bar (23) is provided with first sliding block (24), two the surface of first sliding block (24) swing joint respectively in one of them the internal surface of two sliding block draw-in grooves (22) of bracing piece (2).
3. A displacement monitoring device for foundation pit support according to claim 2, wherein: screw hole (41) have been seted up in lifter (4), lifter (4) surface bilateral symmetry is provided with second sliding block (42), the internal surface threaded connection of screw hole (41) in the surface of threaded rod (3), two the surface sliding connection of second sliding block (42) is in the internal surface of two sliding block draw-in grooves (22) of another one bracing piece (2).
4. A displacement monitoring device for foundation pit support according to claim 3, wherein: two supporting rod clamping holes (11) are formed in the top of the bottom plate (1) and used for arranging the supporting rods (2), a threaded rod rotating hole (12) is formed in one supporting rod clamping hole (11) and used for arranging the threaded rod (3), and a motor clamping groove is formed in the bottom of the bottom plate (1).
5. The displacement monitoring device for foundation pit support of claim 4, wherein: the one end fixedly connected with motor (31) of threaded rod (3), the surface of threaded rod (3) rotates to be connected in the internal surface that the threaded rod rotated hole (12), motor (31) joint is in the motor draw-in groove.
6. The displacement monitoring device for foundation pit support of claim 4, wherein: two card holes (51) have been seted up to the bottom of fixed plate (5), locating plate draw-in groove (52) have been seted up at the top of fixed plate (5), dwang card hole (53) have been seted up to fixed plate (5) both sides, the internal surface rotation in dwang card hole (53) is connected with dwang (54), one of them the internal surface in card hole (51) cup joint in the surface of slide bar (23), another the internal surface rotation in card hole (51) connect in the surface of lifter (4).
7. The displacement monitoring device for foundation pit support according to claim 6, wherein the bottom of each of the two limit plates (6) is fixedly connected with a limit plate (61), each limit plate (61) is provided with a threaded clamp hole (62), the outer surfaces of the two limit plates (61) are slidably connected with the inner surface of the limit plate clamp groove (52), and the inner surfaces of the two threaded clamp holes (62) are in threaded connection with the outer surface of the rotating rod (54).
8. The displacement monitoring device for foundation pit support according to claim 7, wherein the bottom plate (1) is provided with fixing pin locking holes (13) at four corners, and fixing pins (14) are locked on the inner surfaces of the four fixing pin locking holes (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222673414.3U CN218437224U (en) | 2022-10-11 | 2022-10-11 | Displacement monitoring device for foundation pit support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222673414.3U CN218437224U (en) | 2022-10-11 | 2022-10-11 | Displacement monitoring device for foundation pit support |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218437224U true CN218437224U (en) | 2023-02-03 |
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ID=85041840
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222673414.3U Active CN218437224U (en) | 2022-10-11 | 2022-10-11 | Displacement monitoring device for foundation pit support |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218437224U (en) |
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2022
- 2022-10-11 CN CN202222673414.3U patent/CN218437224U/en active Active
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