CN212926199U

CN212926199U - Pressure-bearing device for detecting bearing capacity of foundation

Info

Publication number: CN212926199U
Application number: CN202021480940.2U
Authority: CN
Inventors: 庄言; 崔超; 王雁南
Original assignee: China Railway Jinqiao Engineering Testing Co Ltd
Current assignee: China Railway Jinqiao Engineering Testing Co Ltd
Priority date: 2020-07-24
Filing date: 2020-07-24
Publication date: 2021-04-09
Anticipated expiration: 2030-07-24

Abstract

The utility model belongs to the technical field of the ground bearing capacity detects, especially, a bearing device is used in ground bearing capacity detects to current ground bearing capacity detects and uses bearing device, and its bearing plate is inconvenient to be removed, and the artifical labour dynamics is strong, and is fixed installation between bearing plate and its support column, inconvenient dismantlement, in addition, the bearing plate has the limitation to the volume of waiting to detect the sample of placing, problem that application scope is little. The following scheme is proposed at present, and the device comprises a base, the top of base all is fixed with the support column all around, and the internally mounted of base has moving mechanism, and the bearing plate is installed at the top of four support columns, and flexible recess one has all been seted up to the top both sides of bearing plate. The utility model discloses a moving mechanism makes things convenient for the manual work to remove the region that needs work to the bearing plate of installation on the removal base, has alleviateed artificial intensity of labour, labour saving and time saving, convenient operation, and the automatic level is high.

Description

Pressure-bearing device for detecting bearing capacity of foundation

Technical Field

The utility model relates to a ground bearing capacity detects technical field, especially relates to a ground bearing capacity detects uses pressure-bearing device.

Background

The foundation bearing capacity detection comprises 10 methods including a slab load test, a spiral plate load test, a standard penetration test, dynamic sounding, static sounding, a rock body direct shear test, a pre-drilling type lateral pressure test, a cross plate shear test, a stress shovel test and a slab side expansion test.

Current ground bearing capacity detects uses pressure-bearing device, its bearing plate is inconvenient to be removed, if need remove to the place of work, then need consume a large amount of manpower and materials, the hand labor intensity has been increaseed, and be fixed installation between bearing plate and its support column, undetachable, when the bearing plate goes wrong, inconvenient dismantlement is overhauld or is maintained, in addition, the bearing plate has the limitation to the volume of waiting to detect the sample of placing, can not place to detect the sample to wait to detect of different volumes, application scope is little, it is inconvenient to use, for this reason we have designed a ground bearing capacity detects uses pressure-bearing device.

SUMMERY OF THE UTILITY MODEL

The utility model provides a bearing device is used in ground bearing capacity detection has solved current bearing device is used in ground bearing capacity detection, and its bearing plate is inconvenient to be removed, and the artifical intensity of labour is strong, and is fixed installation between bearing plate and its support column, inconvenient dismantlement, and in addition, the bearing plate has the limitation to the volume of waiting to detect the sample of placing, problem that application scope is little.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a bearing device for detecting bearing capacity of a foundation comprises a base, wherein support columns are fixed on the periphery of the top of the base, a moving mechanism is installed in the base, bearing plates are installed on the tops of four support columns, telescopic grooves I are formed in two sides of the top of each bearing plate, a moving plate is connected in each telescopic groove in a sliding mode, a telescopic mechanism is installed between each moving plate and the base, a support rod is fixed on the inner wall of each telescopic groove, telescopic grooves II matched with the support rods are formed in the tops of the moving plates, guide blocks are fixed on two sides of the inner wall of each telescopic groove II, guide grooves matched with the guide blocks are formed in the outer wall of each support rod, an insertion block I is fixed on the periphery of the bottom of each moving plate, a first insertion groove matched with the first insertion block is formed in the top of each support column, a second insertion block is fixed at the bottom of the inner portion of the first insertion groove, a clamping mechanism is connected between the second inserting block and the first inserting block.

Preferably, the top surface of the support rod is flush with the top surface of the moving plate.

Preferably, moving mechanism is including seting up the inner chamber one in the base, the inside sliding connection of inner chamber one has the fly leaf, the bottom of fly leaf all is fixed with all around removes the wheel, the bottom of base is seted up and is removed wheel matched with and run through the groove, the bottom both sides of fly leaf all articulate has the movable rod, the other end of two movable rods all articulates there is the movable block, movable block sliding connection is in inner chamber one, the equal threaded connection in inside of two movable blocks has screw rod one, the external screw thread on two screw rods one revolves to opposite, the one end of two screw rods one all rotates and is connected with the fixed block, the fixed block is fixed in inner chamber one, be equipped with the biax motor of fixing in inner chamber one between two fixed blocks, two output shafts of biax motor.

Preferably, telescopic machanism is including seting up the inner chamber two in the bearing plate, and the inner wall of inner chamber two rotates and is connected with the transmission shaft, and inner chamber two internal fixation has driving motor, and driving motor's output shaft links to each other with the one end of transmission shaft, and the outside of transmission shaft is fixed with two awl teeth one, and the both sides of two awl teeth one all mesh and are connected with awl tooth two, and the mounting shaft internal fixation of awl tooth two has screw rod two, and two one ends of screw rod rotate to be connected in inner chamber two, and extend to the inside of movable plate to and threaded connection between the movable plate.

Preferably, the clamping mechanism comprises a third inner cavity arranged in the second inserting block, two moving strips are slidably connected in the third inner cavity, clamping blocks are fixed on one opposite sides of the two moving strips, two springs are fixed between the two moving strips and two sides of the inner wall of the third inner cavity, a supporting block in the third inner cavity is slidably connected between the two moving strips, a cavity arranged in the supporting column is arranged below the third inner cavity, a linear motor is fixed in the cavity, and the output end of the linear motor is connected with the supporting block.

Preferably, the two ends of the abutting block are provided with a first inclined surface, the moving strip is provided with a second inclined surface matched with the first inclined surface, the inner wall of the second slot is provided with a clamping groove matched with the clamping block, the second inserting block is internally provided with a movable groove matched with the clamping block, and the movable groove is communicated with the three phases of the inner cavity.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses among the moving mechanism, start through the biax motor, and then drive two screw rods one and carry out clockwise rotation, thereby make two movable blocks can remove dorsad mutually, then its fly leaf carries out the descending motion in inner chamber one, the removal wheel of its fly leaf bottom spills from running through the inslot, and prop up its removal base, and then make things convenient for the manual work to remove the region to needing work to the bearing plate of installation on the removal base, the artificial intensity of labour has been alleviateed, time saving and labor saving, high operation convenience, automatic level.

2. The utility model discloses among the telescopic machanism, start through driving motor, thereby the drive transmission shaft carries out anticlockwise, then the bevel gear two of the meshing of its both sides of its two bevel gears carry out the transmission, the bevel gear two that both sides meshed rotates to different directions respectively, thereby its two movable plates can remove dorsad mutually, simultaneously two movable plates of it remove simultaneously, the flexible recess two that its self top was seted up can slide on the guide way that the guide block was seted up on the outer wall of bracing piece, through the expansion between movable plate and the bearing plate thereof, be convenient for place the sample that awaits measuring of its different volumes, the high pressure water heater is convenient for operate, application scope is wide, excellent in use effect.

3. The utility model discloses among the chucking mechanism, linear electric motor in the cavity that all offers in four support columns starts, contracts, makes it support including the piece intracavity downwardly moving, its two remove the strip and can remove relatively under the reverse action of spring to make the fixture block shift out from the draw-in groove, be convenient for dismantle between bearing plate and the support column thereof, make things convenient for the staff to overhaul or maintain the bearing plate after dismantling, it dismantles simple to operate, and is efficient.

Drawings

Fig. 1 is a schematic structural diagram of a front view of a pressure-bearing device for detecting bearing capacity of a foundation, which is provided by the present invention;

fig. 2 is a schematic structural diagram of a top view of a pressure-bearing device for detecting bearing capacity of a foundation according to the present invention;

fig. 3 is the utility model provides a pressure-bearing device for foundation bearing capacity detects enlargedly the schematic structure of a department.

In the figure: 1. a base; 2. a support pillar; 3. a pressure bearing plate; 4. moving the plate; 5. a support bar; 6. a moving mechanism; 601. a first inner cavity; 602. a movable plate; 603. a movable rod; 604. a movable block; 605. a first screw rod; 606. a fixed block; 607. a double-shaft motor; 608. a moving wheel; 7. a telescoping mechanism; 701. a drive shaft; 702. a first bevel gear; 703. a second bevel gear; 704. a second screw; 705. a drive motor; 8. inserting a first block; 9. inserting a second block; 10. a chucking mechanism; 1001. a moving bar; 1002. a clamping block; 1003. a spring; 1004. a resisting block; 1005. a linear motor.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-3, a pressure-bearing device for detecting bearing capacity of a foundation, comprising a base 1, support columns 2, a pressure-bearing plate 3, a moving plate 4, a support rod 5, a moving mechanism 6, a first inner cavity 601, a moving plate 602, a moving rod 603, a moving block 604, a first screw 605, a fixed block 606, a double-shaft motor 607, a moving wheel 608, a telescopic mechanism 7, a transmission shaft 701, a first bevel gear 702, a second bevel gear 703, a second screw 704, a driving motor, a first insert block 8, a second insert block 9, a clamping mechanism 10, a moving bar 1001, a clamping block 1002, a spring 1003, a resisting block 1004 and a linear motor 1005, wherein the support columns 2 are fixed around the top of the base 1, the moving mechanism 6 is installed inside the base 1, the pressure-bearing plate 3 is installed on the tops of four support columns 2, first telescopic grooves are respectively formed on both sides of the top of the pressure-bearing plate 3, the moving plates 4 are respectively connected in two, the inner wall of the telescopic groove is fixedly provided with a supporting rod 5, the top of the movable plate 4 is provided with a telescopic groove II matched with the supporting rod 5, two sides of the inner wall of the telescopic groove II are respectively provided with a guide block, the outer wall of the supporting rod 5 is provided with a guide groove matched with the guide block, the bottom of the movable plate 4 is respectively provided with an insert block I8, the top of the supporting column 2 is provided with an insert block I8, the inner bottom of the insert block I is fixedly provided with an insert block II 9, the bottom of the insert block I8 is provided with an insert block II 9, a clamping mechanism 10 is connected between the insert block II 9 and the insert block I8, and the bearing plate 3 and the supporting column 2 can be conveniently disassembled or assembled through the clamping mechanism 10.

Further, the top surface of the supporting rod 5 is parallel and level with the top surface of the moving plate 4, and the supporting rod 5 is arranged so that when the moving plate 4 is unfolded, a gap between the supporting rod and the first telescopic cavity is too large, supporting force is not generated, and the placement of a sample to be detected is influenced.

Further, the moving mechanism 6 comprises a first inner cavity 601 arranged in the base 1, a moving plate 602 is connected inside the first inner cavity 601 in a sliding manner, moving wheels 608 are fixed on the periphery of the bottom of the moving plate 602, a through groove matched with the moving wheels 608 is formed in the bottom of the base 1, moving rods 603 are hinged on two sides of the bottom of the moving plate 602, moving blocks 604 are hinged on the other ends of the two moving rods 603, the moving blocks 604 are connected in the first inner cavity 601 in a sliding manner, first screw rods 605 are connected inside the two moving blocks 604 in a threaded manner, the rotating directions of external threads on the first screw rods 605 are opposite, one ends of the first screw rods 605 are connected with fixed blocks 606 in a rotating manner, the fixed blocks 606 are fixed in the first inner cavity 601, a double-shaft motor 607 fixed in the first inner cavity 601 is arranged between the two fixed blocks 606, two output shafts of the double-shaft motor 607 are, the two screws one 605 are driven to rotate clockwise, so that the two movable blocks 604 can move back to back, the movable plate 602 thereof descends in the first cavity 601, and the moving wheel 608 at the bottom of the movable plate 602 leaks out of the through groove.

Further, the telescopic mechanism 7 comprises a second inner cavity formed in the pressure bearing plate 3, the inner wall of the second inner cavity is rotatably connected with a transmission shaft 701, a driving motor 705 is fixed in the second inner cavity, an output shaft of the driving motor 705 is connected with one end of the transmission shaft 701, two first bevel gears 702 are fixed on the outer side of the transmission shaft 701, two sides of the two first bevel gears 702 are respectively connected with a second bevel gear 703 in a meshed mode, a second screw 704 is fixed in a mounting shaft hole of the second bevel gear 703, one end of the second screw 704 is rotatably connected in the second inner cavity and extends into the moving plate 4 and is in threaded connection with the moving plate 4, and the two second screws 704 on the same level are symmetrically arranged.

Further, the clamping mechanism 10 includes a third inner cavity formed in the second insert block 9, the third inner cavity is slidably connected with two moving strips 1001, a clamping block 1002 is fixed on one side, opposite to each other, of each of the two moving strips 1001, two springs 1003 are fixed between each of the two moving strips 1001 and two sides of the inner wall of the third inner cavity, a supporting block 1004 slidably connected in the third inner cavity is arranged between the two moving strips 1001, a cavity formed in the support column 2 is formed below the third inner cavity, a linear motor 1005 is fixed in the cavity, the output end of the linear motor 1005 is connected with the supporting block 1004, a movable hole matched with the output end of the linear motor 1005 is formed in the support column 2, and the output end of the linear motor 1005 penetrates through the movable hole to be connected with the supporting block 1004.

Furthermore, both ends of the abutting block 1004 are provided with a first inclined surface, the moving strip 1001 is provided with a second inclined surface matched with the first inclined surface, the inner wall of the second slot is provided with a clamping groove matched with the clamping block 1002, the second inserting block 9 is internally provided with a movable groove matched with the clamping block 1002, and the movable groove is communicated with the three phases of the inner cavity.

The working principle is as follows: an operator can firstly unfold the moving wheel 608 through the moving mechanism 6, in the process, the moving wheel 608 is started through the double-shaft motor 607 to drive the two first screw rods 605 to rotate clockwise, so that the two movable blocks 604 can move back to back, the movable plate 602 descends in the first cavity 601, the moving wheel 608 at the bottom of the movable plate 602 leaks out of the through groove and supports the movable base 1, the bearing plate 3 arranged on the movable base 1 is conveniently moved to an area needing to work manually, the labor intensity of workers is reduced, time and labor are saved, the operation is convenient, the automatic level is high, in addition, when samples to be detected with different volumes are required to be placed on the bearing plate 3, the driving motor 705 can be used for starting, so that the driving shaft 701 is driven to rotate anticlockwise, the two first conical teeth 702 can drive the two meshed conical teeth 703 at the two sides of the driving shaft, the two bevel teeth 703 engaged at the two sides respectively rotate towards different directions, so that the two moving plates 4 can move back to back, meanwhile, when the two moving plates 4 move, the second telescopic groove arranged at the top of the second telescopic groove can slide on the guide groove arranged on the outer wall of the support rod 5 through the guide block, samples to be tested with different volumes can be conveniently placed through the expansion between the moving plates 4 and the bearing plate 3, the operation is convenient, the application range is wide, the use effect is good, and when the bearing plate 3 and the support columns 2 need to be disassembled, the linear motors 1005 in the cavities arranged in the four support columns 2 can be started to contract, so that the abutting block 1004 can move downwards in the third cavity, the two moving strips 1001 can relatively move under the reverse action of the spring 1003, so that the 1002 can move out from the clamping groove, the bearing plate 3 and the supporting column 2 are convenient to disassemble, the disassembling and the assembling are convenient, the efficiency is high, the fixing effect is good, and the working principle of the device is completed.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A pressure-bearing device for detecting bearing capacity of a foundation comprises a base (1) and is characterized in that supporting columns (2) are fixed on the periphery of the top of the base (1), a moving mechanism (6) is installed inside the base (1), bearing plates (3) are installed on the tops of four supporting columns (2), telescopic grooves I are formed in two sides of the top of each bearing plate (3), moving plates (4) are connected into the two telescopic grooves in a sliding mode, a telescopic mechanism (7) is installed between each moving plate (4) and the base (1), supporting rods (5) are fixed on the inner walls of the telescopic grooves, telescopic grooves II matched with the supporting rods (5) are formed in the tops of the moving plates (4), guide blocks are fixed on two sides of the inner walls of the telescopic grooves II, guide grooves matched with the guide blocks are formed in the outer walls of the supporting rods (5), inserting blocks I (8) are fixed on the periphery of the bottom of each moving plate (4), the top of the supporting column (2) is provided with a first inserting groove matched with the first inserting block (8), the bottom end of the inner part of the first inserting groove is fixedly provided with a second inserting block (9), the bottom of the first inserting block (8) is provided with a second inserting groove matched with the second inserting block (9), and a clamping mechanism (10) is connected between the second inserting block (9) and the first inserting block (8).

2. The bearing device for detecting bearing capacity of foundation as claimed in claim 1, wherein the top surface of the support rod (5) is flush with the top surface of the moving plate (4).

3. The pressure-bearing device for detecting the bearing capacity of the foundation according to claim 1, wherein the moving mechanism (6) comprises a first inner cavity (601) arranged in the base (1), a movable plate (602) is connected inside the first inner cavity (601) in a sliding manner, moving wheels (608) are fixed on the periphery of the bottom of the movable plate (602), a through groove matched with the moving wheels (608) is formed in the bottom of the base (1), movable rods (603) are hinged to two sides of the bottom of the movable plate (602), movable blocks (604) are hinged to the other ends of the two movable rods (603), the movable blocks (604) are connected in the first inner cavity (601) in a sliding manner, first screw rods (605) are connected inside the two movable blocks (604) in a threaded manner, the rotating directions of external threads on the first screw rods (605) are opposite, and fixed blocks (606) are connected to one ends of the first screw rods (605) in a rotating manner, the fixing blocks (606) are fixed in the first inner cavity (601), a double-shaft motor (607) fixed in the first inner cavity (601) is arranged between the two fixing blocks (606), and two output shafts of the double-shaft motor (607) are respectively connected with the other ends of the two first screw rods (605).

4. The pressure-bearing device for detecting the bearing capacity of the foundation according to claim 1, wherein the telescopic mechanism (7) comprises a second inner cavity arranged in the pressure-bearing plate (3), the inner wall of the second inner cavity is rotatably connected with a transmission shaft (701), a driving motor (705) is fixed in the second inner cavity, an output shaft of the driving motor (705) is connected with one end of the transmission shaft (701), two first conical teeth (702) are fixed on the outer side of the transmission shaft (701), two sides of the two first conical teeth (702) are respectively connected with a second conical tooth (703) in a meshing manner, a second screw rod (704) is fixed in a mounting shaft hole of the second conical tooth (703), one end of the second screw rod (704) is rotatably connected in the second inner cavity, extends into the moving plate (4), and is in threaded connection with the moving plate (4).

5. The pressure-bearing device for detecting the bearing capacity of the foundation according to claim 1, wherein the clamping mechanism (10) comprises a third inner cavity arranged in the second insert block (9), two moving strips (1001) are connected in the third inner cavity in a sliding manner, clamping blocks (1002) are fixed on the opposite sides of the two moving strips (1001), two springs (1003) are fixed between the two moving strips (1001) and the two sides of the inner wall of the third inner cavity, a supporting block (1004) connected in the third inner cavity in a sliding manner is arranged between the two moving strips (1001), a cavity arranged in the supporting column (2) is arranged below the third inner cavity, a linear motor (1005) is fixed in the cavity, and the output end of the linear motor (1005) is connected with the supporting block (1004).

6. The pressure-bearing device for detecting the bearing capacity of the foundation according to claim 5, wherein two ends of the abutting block (1004) are provided with a first inclined surface, the moving strip (1001) is provided with a second inclined surface matched with the first inclined surface, the inner wall of the second slot is provided with a clamping groove matched with the clamping block (1002), the second inserting block (9) is provided with a movable groove matched with the clamping block (1002), and the movable groove is communicated with the inner cavity in three phases.