CN217032449U

CN217032449U - Lift observation device

Info

Publication number: CN217032449U
Application number: CN202220831080.5U
Authority: CN
Inventors: 李静; 何全洋; 周伟
Original assignee: Sichuan Water Conservancy And Electric Power Engineering Bureau Co ltd
Current assignee: Sichuan Shuifa Construction Co ltd
Priority date: 2022-04-11
Filing date: 2022-04-11
Publication date: 2022-07-22
Anticipated expiration: 2032-04-11

Abstract

The application relates to a lifting observation device, which comprises a fixing unit and a measuring unit, wherein the measuring unit is arranged on the fixing unit; the fixing unit comprises a first fixing rod and a second fixing rod, the first fixing rod comprises short rods, the first fixing rod and the second fixing rod are formed by connecting a plurality of short rods in a linear direction, and the short rods are detachably connected and fixed; the first fixing rod and the second fixing rod are inserted into the concrete surface, and at least one short rod of the first fixing rod and the second fixing rod is exposed out of the concrete surface. After this application has played to lift the observation and has ended, the dead lever can be dismantled and supply to lift the observation use next time for the quarter butt, has effectively reduced the effect of lifting the observation cost.

Description

Lift observation device

Technical Field

The application relates to the field of grouting lifting observation, in particular to a lifting observation device.

Background

In order to prevent the foundation from being deformed and damaged due to the fact that the foundation rock or the base plate is lifted by pressure caused by overlarge pressure in the grouting construction process, the deformation and displacement conditions of the base plate or the foundation rock must be monitored in real time in the whole process in the grouting process, grouting work is guided, and smooth grouting work is guaranteed.

See application number 01206086.0's chinese utility model patent for the correlation technique, it discloses a two pole disconnect-type lift observation device, including dead lever, dead lever protection tube, gauge table, magnetic force measurement gauge stand, lift pole and supplementary measuring stick, when certain section grouting pressure increases, the basement rock lifts the deformation, and gauge table pointer indicating value will change, and after certain pressure is stable basically, the final value that indicates on the gauge table subtracts the initial value and is the lift value of basement rock under this pressure promptly.

With respect to the related art among the above, the inventors consider that the following drawbacks exist: after the concrete slab is lifted and observed, the fixing rod is anchored in the cement and cannot be taken out, a new fixing rod is used in each observation, and the cost is high.

SUMMERY OF THE UTILITY MODEL

In order to improve present concrete slabs and lift and move the observation, lift and observe the completion back, the dead lever anchoring can't take out in cement, all will use new dead lever, the higher problem of cost during the observation at every turn, this application provides a lift observation device.

The application provides a lift observation device adopts following technical scheme:

a lifting observation device comprises a fixing unit and a measuring unit, wherein the measuring unit is arranged on the fixing unit; the fixing unit comprises a first fixing rod and a second fixing rod, the first fixing rod comprises short rods, the first fixing rod and the second fixing rod are formed by connecting a plurality of short rods in a linear direction, and the short rods are detachably connected and fixed; the first fixing rod and the second fixing rod are inserted into the concrete surface, and at least one short rod of the first fixing rod and the second fixing rod is exposed out of the concrete surface.

By adopting the scheme, after the lifting observation is finished, the short rods anchored with the concrete are removed, and the rest short rods can be detached through exposing the short rods for next lifting observation, so that the lifting observation cost is effectively reduced.

Optionally, the short rods are fixed by threaded connection.

Through adopting above-mentioned scheme, only need screw up the screw thread during dead lever dismouting, the dismouting is simple to be connected simultaneously reliably, has effectively improved the dismouting efficiency of lifting observation device.

Optionally, pin holes are formed in two ends of the short rod and used for fixing the cylindrical pin.

Through adopting above-mentioned scheme, except with the stub bar of concrete anchor, all the other stub bars adopt the split pin fixed, prevent not with the vice rotation each other of screw thread between the stub bar of concrete anchor to effectively avoid the unable whole circumstances of demolising of stub bar with concrete anchor.

Optionally, a horizontal measuring rod is arranged on the short rod, and the horizontal measuring rod is inserted into the short rod.

By adopting the scheme, the horizontal measuring rod is directly inserted into the short rod during installation, and the installation efficiency of the lifting observation device is effectively improved.

Optionally, a bubble level meter is arranged on the fixing rod and fixed at the top of the fixing rod.

Through adopting above-mentioned scheme, accessible horizontal bubble appearance angle of adjustment when the dead lever is installed has realized the vertical installation of dead lever, has effectively avoided because of dead lever slope installation leads to the inaccurate condition of observation data.

Optionally, a protective sleeve is arranged on the outer side of the fixing rod, and the fixing rod is inserted into the protective sleeve.

Through adopting above-mentioned scheme, the dead lever can reciprocate in the protective sheath, transmits the basement rock deformation value, has effectively avoided dead lever and concrete to solidify together, causes to observe the condition of inefficacy.

Optionally, a sealing element is arranged at a joint of the protective sleeve and the fixing rod.

Through adopting above-mentioned scheme, can effectively avoid the concrete placement in-process, infiltration concrete thick liquid leads to dead lever and protective sheath to solidify together between dead lever and the protective sheath, causes to lift the condition of observing the inefficacy.

Optionally, the measuring unit includes a measuring meter and a magnetic meter base, and the measuring meter is fixed on the magnetic meter base; the magnetic gauge stand is fixed on the upper portion of the fixing rod, and the measuring gauge measuring head is connected with the horizontal measuring rod in an abutting mode.

By adopting the scheme, the measuring meter is simple to mount and dismount and reliable in positioning, and the mounting and dismounting efficiency of the lifting observation device is effectively improved.

Optionally, the lift observation device further comprises an auxiliary mounting unit, wherein the auxiliary mounting unit comprises a tripod, and the tripod is connected to the part of the fixing rod, which is exposed out of the bottom surface.

Through adopting above-mentioned scheme, before lifting the installation of observation device, the concrete placement in-process, during the dead lever inserted the tripod, dead lever axial position was fixed, has effectively avoided influencing the condition of data of observation because of the dead lever takes place the skew at the concrete placement in-process.

Optionally, the auxiliary mounting unit further comprises a positioning rope, the positioning rope is fixedly connected with the part of the fixing rod exposed out of the ground, the length of the positioning rope is 15-50cm, and scales are marked on the positioning rope along the length direction.

By adopting the scheme, after the first lifting observation hole is installed, the drilling position of the second lifting observation hole is determined without using a special tool, and the drilling position can be directly determined through the positioning rope, so that the installation efficiency of the lifting observation device is effectively improved.

In summary, the present application includes at least one of the following beneficial technical effects:

1. after the lifting observation is finished, the short rods anchored with the concrete are removed, and the other short rods can be detached through the exposed short rods for the next lifting observation, so that the lifting observation cost is effectively reduced;

2. when the fixed rod is installed, the angle can be adjusted through the horizontal bubble instrument, so that the vertical installation of the fixed rod is realized, and the condition that the observation data is inaccurate due to the inclined installation of the fixed rod is effectively avoided;

3. after the first lifting observation hole is installed, the drilling position of the second lifting observation hole does not need to be determined by using a special tool, and the drilling position can be determined directly through a positioning rope, so that the installation efficiency of the lifting observation device is effectively improved.

Drawings

Fig. 1 is a schematic view of an operating state of a lift observation device according to an embodiment of the present application.

Fig. 2 is a schematic view of the auxiliary mounting unit in mounting the fixing rod according to the embodiment of the present application.

Fig. 3 is a schematic structural diagram of an auxiliary mounting unit according to an embodiment of the present application.

Description of the reference numerals: 1. A fixing unit; 11. a first fixing lever; 111. a short bar; 1111. a pin hole; 1112. a horizontal measuring rod; 112. a bubble level; 12. a second fixing bar; 13. a protective sleeve; 14. a seal member; 15. a first lifting observation hole; 16. a second lifting observation hole; 2. a measuring unit; 21. a measuring meter; 22. a magnetic watch base; 3. an auxiliary mounting unit; 31. a tripod; 32. and (6) positioning the rope.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses a lifting observation device.

Referring to fig. 1, the lifting observation device comprises a fixing unit 1 and a measuring unit 2, wherein the measuring unit 2 is fixed on the fixing unit 1, and the lifting monitoring of the concrete slab in the concrete pouring process is realized. The fixing unit 1 comprises a first fixing rod 11 and a second fixing rod 12, the first fixing rod 11 and the second fixing rod 12 are formed by connecting short rods 111, after the concrete slab is lifted and observed, the other short rods 111 except the short rod 111 anchored with the concrete can be detached for next lifting and observing, and the lifting and observing cost is effectively reduced.

Referring to fig. 1, fixing unit 1 includes a first fixing rod 11 and a second fixing rod 12, where first fixing rod 11 and second fixing rod 12 are formed by connecting short rods 111, in this embodiment, short rods 111 are made of high-carbon steel, have a length of 2.6m and a diameter of 6mm, both ends of short rods 111 are threaded, short rods 111 are fixed by threaded connection, both ends of short rods 111 are further provided with pin holes 1111, pin holes 1111 are used for installing cylindrical pins, and the cylindrical pins are used for preventing mutual rotation between short rods 111. First dead lever 11 adopts four quarter butts 111 to connect and forms, adopts threaded connection fixed with between concrete anchor quarter butts 111 and the upper portion quarter butts 111, and all the other quarter butts 111 still are fixed with the cylindric lock after adopting threaded connection, prevent rotation each other between the quarter butts 111, have effectively avoided dead lever 11 to dismantle the time because of quarter butts 111 is not hard up, the condition that can't take out completely in concrete anchor quarter butts 111. The second fixing rod 11 adopts a short rod 111, and after the lifting observation is finished, except the short rod 111 anchored with the concrete, the other short rods 111 can be detached for the next lifting observation, so that the lifting observation cost is effectively reduced. In other embodiments of the present application, the short rod 111 may be made of other materials, such as 45 steel. The material is preferably selected from materials with higher rigidity, so that the influence of the plastic deformation of the short rod 111 on the lifting monitoring data can be reduced.

Referring to fig. 1, protective sleeves 13 are respectively disposed on outer sides of a first fixing rod 11 and a second fixing rod 12, two ends of each protective sleeve 13 are open, and the length of each protective sleeve 13 is slightly smaller than that of the first fixing rod 11, in this embodiment of the present application, the first fixing rod 11 and the second fixing rod 12 are inserted into the protective sleeves 13, then the protective sleeves 13 are respectively installed in a first lifting observation hole 15 and a second lifting observation hole 16, lower ends of the first fixing rod 11 and the second fixing rod 12 extend out of the protective sleeves 13 to be anchored with concrete, and upper ends of the first fixing rod 11 and the second fixing rod 12 extend out of concrete surfaces to be connected with a measuring unit 2, thereby effectively avoiding a situation that lifting observation fails due to the fact that the first fixing rod 11 and the concrete are solidified together.

Referring to fig. 1, a sealing member 14 is arranged at a joint of the fixing rod 11 and the protective sleeve 13, in the embodiment of the present application, the sealing member 14 is a rubber ring, and the rubber ring is sleeved on the first fixing rod 11 and the second fixing rod 12 and used for sealing the joint of the first fixing rod 11 and the protective sleeve 12 with the protective sleeve 13, so that the condition that the protective sleeve 13, the first fixing rod 11 and the second fixing rod 12 are solidified together to affect the lifting of the observation data due to the fact that cement mortar permeates into the protective sleeve 13 is effectively avoided. In other embodiments of the present embodiment, the sealing member 14 may also be formed by other means, such as a sealant.

Referring to fig. 2, the first fixing rod 11 and the second fixing rod 12 are provided with bubble levels 112, in the embodiment of the present application, the bubble levels 112 are inserted at the tops of the first fixing rod 11 and the second fixing rod 12, and when the first fixing rod 11 and the second fixing rod 12 are installed in the protective sleeve 13, the bubble levels 112 are used for adjusting the axial angles of the first fixing rod 11 and the second fixing rod 12, so that the situation of lifting observation results caused by the inclination of the first fixing rod 11 and the second fixing rod 12 can be effectively reduced. In other embodiments of the present embodiment, the bubble level gauge 112 may be fixed to the first fixing rod 11 and the second fixing rod 12 by other detachable connection methods, such as a threaded connection.

Referring to fig. 1, the measuring unit 2 is composed of a measuring meter 21 and a magnetic gauge stand 22, in this embodiment, the measuring meter 21 is a dial indicator, during installation, the measuring meter 21 is installed at the head of the magnetic gauge stand 22, the bottom of the magnetic gauge stand 22 is adsorbed at the upper end of the first fixing rod 11 through magnetic force, a horizontal measuring rod 1112 is arranged on the second fixing rod 11, the horizontal measuring rod 1112 is inserted into the second fixing rod 11, and a measuring head of the measuring meter 21 is in contact with the horizontal measuring rod 1112.

Referring to fig. 1 and 2, the lifting observation device includes an auxiliary mounting unit 3, the auxiliary mounting unit 3 includes a tripod 31, in this embodiment of the present application, a support is provided between three legs of the tripod 31, a support circular hole with a diameter of 6.5mm is formed in the support, when the first fixing rod 11 and the second fixing rod 12 are mounted, the first fixing rod 11 and the second fixing rod 12 are inserted into the protective sleeve 13 through the support circular hole in the tripod 31, the tripod 31 clamps the first fixing rod 11 and the second fixing rod 12, so as to achieve axial positioning during mounting of the first fixing rod 11 and the second fixing rod 12, and by using the tripod 31 to assist in mounting the first fixing rod 11 and the second fixing rod 11, the first fixing rod 11 and the second fixing rod 11 are well axially positioned, thereby effectively reducing the situation that the lifting observation data is affected by the inclination of the first fixing rod 11 and the second fixing rod 12.

Referring to fig. 3, the auxiliary mounting unit 3 further includes a positioning rope 32, one end of the positioning rope 32 is sleeved on the first fixing rod 11, and after the position of the first lifting observation hole 15 is determined, the drilling position of the second lifting observation hole 16 is determined through the positioning rope 32, so that the position determination of the second lifting observation hole 16 is realized, the mounting efficiency of the lifting observation device is improved, and tools are saved. In the embodiment of the present application, the length of the positioning rope 32 is 50cm, and scales are marked on the positioning rope, so that the positioning rope can be used for positioning the second lifting observation hole 16 under different requirements. The positioning rope 32 is made of nylon, and in other embodiments of the present disclosure, the nylon rope 32 may also be made of other materials, such as plastic, steel belt, etc.

When the lifting observation device is installed, the position of a first lifting observation hole 15 is determined according to needs, the first lifting observation hole 15 is drilled, after the first lifting observation hole 15 is drilled, a short rod 111 is connected through threads and pins to form a first fixed rod 11, a bubble level gauge 112 is installed at the top of the fixed rod 11, the first fixed rod 11 is installed in a protective sleeve 13, a tripod 31 is horizontally placed on the surface of a concrete slab, the first fixed rod 11 and the protective sleeve 13 are installed in the first lifting observation hole 15 through the tripod 31, the axial position of the first fixed rod 11 is adjusted through the bubble level gauge 112 to fix the axial position of the first fixed rod 11 in the concrete pouring process, after the first fixed rod 11 is installed, the position of a second lifting observation hole 16 is determined through a positioning rope 32, the second lifting observation hole 16 is drilled, the second fixed rod 12 is installed in the protective sleeve 13, and then is installed in the second lifting observation hole 16 through the tripod 31, the axial position of the second fixing rod 12 is adjusted through the horizontal bubble instrument 112, and the determination of the axial position in the concrete pouring process of the second fixing rod 12 is achieved. After the first fixing rod 11 and the second fixing rod 12 are installed, the tripod 31 is taken down, the measuring meter 21 is fixed on the fixing rod 11 through the magnetic meter seat 22, in the grouting process, when grouting pressure of a certain section is increased, bed rock is lifted and deformed, the indication value of a pointer of the measuring meter changes, and after certain pressure is basically stable, the lifting value of the bed rock under the pressure is obtained by subtracting the initial value from the final value indicated on the measuring meter, so that the lifting observation of the concrete slab in the grouting process is realized.

The above are preferred embodiments of the present application, and the scope of protection of the present application is not limited thereto, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. Lift observation device moves, including fixed unit (1) and measuring element (2), its characterized in that: the measuring unit (2) is mounted on the fixing unit (1); the fixing unit (1) comprises a first fixing rod (11) and a second fixing rod (12), the first fixing rod (11) comprises short rods (111), the first fixing rod (11) and the second fixing rod (12) are formed by connecting a plurality of short rods (111) in a linear direction, and the short rods (111) are fixed in a detachable connection mode; the first fixing rod (11) and the second fixing rod (12) are inserted into a concrete surface, and at least one short rod (111) of the first fixing rod (11) and the second fixing rod (12) is exposed out of the concrete surface.

2. The lift observation device of claim 1, wherein: the short rods (111) are fixedly connected through threads.

3. The lift observation device of claim 2, wherein: both ends of the short rod (111) are provided with pin holes (1111), and the pin holes (1111) are used for fixing the cylindrical pin.

4. The lift observation device of claim 2, wherein: the short rod (111) is provided with a horizontal measuring rod (1112), and the horizontal measuring rod (1112) is inserted into the short rod (111).

5. The lift observation device of claim 1, wherein: the bubble level meter is characterized in that a bubble level meter (112) is arranged on the fixing rod (11), and the bubble level meter (112) is fixed to the top of the fixing rod (11).

6. The lift observation device of claim 1, wherein: the outer side of the fixing rod (11) is provided with a protective sleeve (13), and the fixing rod (11) is inserted into the protective sleeve (13).

7. The lift observation device of claim 6, wherein: and a sealing element (14) is arranged at the joint of the protective sleeve (13) and the fixed rod (11).

8. The lift observation device of claim 4, wherein: the measuring unit (2) comprises a measuring meter (21) and a magnetic meter base (22), and the measuring meter (21) is fixed on the magnetic meter base (22); the magnetic gauge stand (22) is fixed on the upper part of the fixing rod (11), and the measuring head of the measuring gauge (21) is abutted against the horizontal measuring rod (1112).

9. The lift observation device of any one of claims 1-8, wherein: the lifting observation device further comprises an auxiliary mounting unit (3), wherein the auxiliary mounting unit (3) comprises a tripod (31), and the tripod (31) is connected to the parts of the first fixing rod (11) and the second fixing rod (12) exposed out of the ground.

10. The lift observation device of claim 9, wherein: the auxiliary mounting unit (3) further comprises a positioning rope (32), the positioning rope (32) is fixedly connected with the part, exposed out of the ground, of the fixing rod (11), the length of the positioning rope (32) is 15-50cm, and scales are marked on the positioning rope (32) in the length direction.