CN209873762U - Foundation strength detection device - Google Patents
Foundation strength detection device Download PDFInfo
- Publication number
- CN209873762U CN209873762U CN201920230489.XU CN201920230489U CN209873762U CN 209873762 U CN209873762 U CN 209873762U CN 201920230489 U CN201920230489 U CN 201920230489U CN 209873762 U CN209873762 U CN 209873762U
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- China
- Prior art keywords
- rod
- jack
- observation
- sleeve
- positioning sleeve
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- Expired - Fee Related
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- 238000001514 detection method Methods 0.000 title claims abstract description 27
- 230000000694 effects Effects 0.000 abstract description 2
- 230000004308 accommodation Effects 0.000 abstract 1
- 230000000630 rising effect Effects 0.000 description 4
- 239000000523 sample Substances 0.000 description 4
- 239000002689 soil Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 210000003141 lower extremity Anatomy 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Landscapes
- Investigation Of Foundation Soil And Reinforcement Of Foundation Soil By Compacting Or Drainage (AREA)
Abstract
The utility model discloses a foundation strength detection device, including support body, jack and three landing legs of connection in the support body lower part, the support body includes top dish and chassis, be fixed with a plurality of connecting rods between top dish and the chassis, the jack is installed in the accommodation space that the connecting rod encloses and establishes and form, the plunger rod of jack passes the chassis vertically downwards, and the top of the plunger rod of jack is fixed with the round platform, one side that the jack was kept away from to the round platform is connected with the gauge stick, the lower extreme butt of gauge stick is subaerial; the side wall of the round platform is connected with an observation device, the observation device comprises a cross rod and a positioning sleeve which is vertically connected with the cross rod, the lower end face of the positioning sleeve is provided with an opening, an observation rod is arranged in the positioning sleeve in a sliding mode, and the end portion of the observation rod extends out of the opening end of the positioning sleeve and abuts against the ground. The utility model discloses have the detection convenience, survey audio-visual effect.
Description
Technical Field
The utility model relates to a building engineering field, in particular to foundation strength detection device.
Background
The foundation strength refers to the ability of the foundation to resist damage under the action of building load, and if the foundation soil generates compressive deformation under the action of building load, the building forms a large settlement amount, so that the whole structure of the building is inclined, and potential safety hazards are caused. The bearing capacity of the foundation is the bearing potential exerted along with the increase of the load on the unit area of the foundation soil and can be used as an index for evaluating the strength of the foundation.
Pressure equipment such as a hydraulic jack is often adopted to carry out pressure test on a foundation layer on foundation soil so as to detect the bearing capacity of the foundation, usually, the depth of the tail end of a jack plunger rod pressed into the foundation layer is used for indirectly reflecting the strength of the foundation layer, but the depth of the probe rod pressed into the foundation layer cannot be directly observed in the detection process, and the detection device is required to be lifted to other positions to measure the depth of a foundation pit at the probe rod, so that great inconvenience is caused.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a foundation strength detection device has and detects convenience, observes audio-visual advantage.
The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:
a foundation strength detection device comprises a frame body, a jack and three support legs connected to the lower portion of the frame body, wherein the frame body comprises a top disc and a bottom disc, a plurality of connecting rods are fixed between the top disc and the bottom disc, the jack is installed in an accommodating space formed by the connecting rods in an enclosing mode, a plunger rod of the jack vertically penetrates through the bottom disc downwards, a circular truncated cone is fixed to the top end of the plunger rod of the jack, a detection rod is connected to one side, away from the jack, of the circular truncated cone, and the lower end of the detection rod is abutted to the ground; the side wall of the round platform is connected with an observation device, the observation device comprises a cross rod and a positioning sleeve which is vertically connected with the cross rod, the lower end face of the positioning sleeve is provided with an opening, an observation rod is arranged in the positioning sleeve in a sliding mode, and the end portion of the observation rod extends out of the opening end of the positioning sleeve and abuts against the ground.
By adopting the technical scheme, when the foundation strength is detected, the frame body is horizontally placed on the foundation plane, the detection rod goes deep under the foundation layer by loading the jack to a certain load, the observation rod moves upwards along the positioning sleeve in the process, the height of the upward movement of the observation rod is the descending height of the detection rod in the foundation layer, and the descending height of the detection rod can directly reflect the bearing force value of the foundation under the load.
The utility model discloses further set up to: two bar-shaped grooves in the vertical direction are symmetrically formed in the side wall of the positioning sleeve, two shifting pieces are fixedly connected to the end portions, close to the cross rod, of the observation rod, and the shifting pieces extend out of the bar-shaped grooves respectively.
Through adopting above-mentioned technical scheme, the plectrum can be taken and put in the lower limb department of bar groove, can prevent that the observation pole from following the intraductal downward drop of position sleeve, can obtain the amount of sinking of probe rod simultaneously through observing the rising height of observation pole in the bar inslot, makes the observation mode more directly perceived.
The utility model discloses further set up to: and scales are respectively arranged on the two sides of the outer wall of the positioning sleeve in the vertical direction of the strip-shaped groove.
By adopting the technical scheme, the rising height of the observation rod can be directly seen through the scales on the two sides of the shifting piece, and a worker does not need to carry any measuring tool, so that the observation is more visual and more accurate.
The utility model discloses further set up to: the end part of the cross rod, far away from the circular truncated cone, is fixedly connected with a sleeve ring, and the positioning sleeve is arranged in the sleeve ring in a sliding manner; and a positioning bolt penetrates through the side wall of the lantern ring, and the end part of the positioning bolt is tightly propped against the positioning sleeve.
Through adopting above-mentioned technical scheme, through with position sleeve slidable mounting in the lantern ring, conveniently adjust the vertical position of position sleeve in the lantern ring, under the initial condition, make the lower extreme of observation pole contradict subaerial time, the plectrum just in time can take the zero scale position in the bar groove, and it is more convenient to read the testing result, need not to mark initial position again.
The utility model discloses further set up to: the end part of the positioning bolt far away from the lantern ring is connected with a hand wheel.
Through adopting above-mentioned technical scheme, make things convenient for the manual rotating positioning bolt of staff, improve the comfort level of staff's hand.
The utility model discloses further set up to: threaded holes are formed in the side wall of the circular truncated cone, external threads are arranged on the rod wall of the cross rod, and the cross rod is in threaded connection with the circular truncated cone.
By adopting the technical scheme, the observation device is more convenient to mount and dismount and convenient to transport and store.
The utility model discloses further set up to: the outer edge of the lower surface of the chassis is provided with three hinged seats along the circumferential direction of the chassis, and the end parts of the supporting legs are connected to the hinged seats; the landing leg includes that sleeve and slip cover establish the branch in the sleeve, the one end of keeping away from articulated seat on the sleeve lateral wall is worn to be equipped with locking bolt, locking bolt supports tightly on branch.
Through adopting above-mentioned technical scheme, the support body supports on ground plane through three landing leg, places more stably, and the total length of every landing leg is adjustable, and when ground plane roughness was not high, the accessible was adjusted the position of branch in the sleeve and is with the support body leveling.
The utility model discloses further set up to: the end part of the locking bolt far away from the support rod is fixedly connected with a spanner.
Through adopting above-mentioned technical scheme, make things convenient for the staff to manually screw the locking bolt.
The utility model discloses further set up to: and the top of the top disc is provided with a bubble level device.
Through adopting above-mentioned technical scheme, detect whether the support body is in the horizontality more easily directly perceivedly.
To sum up, the utility model discloses a beneficial technological effect does:
1. the sinking height of the detection rod along the subbase layer can be obtained by observing the rising distance of the shifting piece in the positioning sleeve under a certain load, and the sinking height can directly reflect the strength of the foundation layer;
2. the support body is supported on the ground plane through the three length-adjustable supporting legs, so that the support body is placed more stably, and the leveling of the support body is facilitated.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a schematic view of the observation device and its connection relationship with the jack.
Fig. 3 is a side view of the viewing device.
In the figure, 1, a frame body; 11. a top tray; 12. a chassis; 13. a connecting rod; 2. a jack; 21. a circular truncated cone; 3. a support leg; 31. a sleeve; 32. a strut; 33. locking the bolt; 331. a wrench; 4. a probe rod; 5. an observation device; 51. a cross bar; 511. a collar; 512. positioning the bolt; 513. a hand wheel; 52. positioning the sleeve; 521. a strip-shaped groove; 53. an observation rod; 531. a shifting sheet; 6. a bubble level device.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
The utility model provides a foundation strength detection device, as shown in figure 1, including support body 1 and jack 2, support body 1 includes top dish 11, chassis 12 and four connecting rods 13 of fixed connection between top dish 11 and chassis 12, and top dish 11 and chassis 12 are the circular disk, and connecting rod 13 evenly arranges around the circumference of top dish 11 and chassis 12 outward flange, and jack 2 installs and encloses in the cylindrical space of establishing the formation at four connecting rods 13, and jack 2's lateral wall laminating is on connecting rod 13. A plunger rod of the jack 2 vertically penetrates through the chassis 12 downwards, a circular truncated cone 21 is fixed at the top end of the plunger rod, a detection rod 4 coaxial with the plunger rod is fixedly connected to the lower end face of the circular truncated cone 21, and an observation device 5 is connected to the side wall of the circular truncated cone 21; the edge of the lower surface of the chassis 12 is evenly provided with three supporting legs 3 along the circumference, and the frame body 1 can be supported on the ground plane through the supporting legs 3.
The supporting leg 3 comprises a sleeve 31 and a supporting rod 32, a hinge seat corresponding to the supporting leg 3 is fixedly arranged on the lower surface of the chassis 12, the upper end of the sleeve 31 is connected with the hinge seat, the supporting rod 32 is movably arranged in the sleeve 31, a locking bolt 33 is arranged at the lower end of the side wall of the sleeve 31 in a penetrating manner, and a spanner 331 which is arranged in an arc shape is fixedly connected to one end, away from the supporting rod 32, of the locking bolt 33; bubble level device 6 is installed at the top of top dish 11, when detecting the ground, whether accessible bubble level device 6 observes support body 1 and is in the horizontality, through the position of adjustment branch 32 in sleeve 31, transfers support body 1 to the horizontality to rotation spanner 331 is fixed with branch 32 and sleeve 31.
Referring to fig. 1 and 2, the observation device 5 includes a cross bar 51, a positioning sleeve 52 and an observation rod 53, a threaded hole is formed in a side wall of the circular truncated cone 21, an external thread corresponding to the threaded hole is formed in a wall of the cross bar 51, the cross bar 51 is in threaded connection with the threaded hole and is perpendicular to the plunger rod, a collar 511 is fixedly connected to one end of the cross bar 51, which is far away from the circular truncated cone 21, the positioning sleeve 52 is vertically inserted into the collar 511 and can slide up and down in the collar 511, a positioning bolt 512 is arranged on a side wall of the collar 511, one end of the positioning bolt 512 penetrates through the side wall of the collar 511 and abuts against a side surface of the positioning sleeve 52; the observation rod 53 is slidably installed in the positioning sleeve 52 and can extend downward from the positioning sleeve 52, and the lower end of the observation rod 53 abuts on the ground plane.
Two strip-shaped grooves 521 are symmetrically formed in the side wall of the positioning sleeve 52, the strip-shaped grooves 521 are arranged in the vertical direction, two shifting pieces 531 corresponding to the strip-shaped grooves 521 are fixedly connected to the upper end of the side wall of the observation rod 53 respectively, and the shifting pieces 531 extend out of the strip-shaped grooves 521 and can be placed at the bottoms of the strip-shaped grooves 521; scales are arranged at the positions, located at the two sides of each strip-shaped groove 521 in the length direction, of the positioning sleeve 52, and the descending amount of the detection rod 4 relative to the ground plane can be reflected by observing different positions, corresponding to the scales, of the shifting piece 531.
The implementation principle of the embodiment is as follows: before strength detection is carried out, firstly, the frame body 1 is adjusted to be in a horizontal state through the supporting legs 3, the lower end of the detection rod 4 is abutted against a foundation plane, then the positioning sleeve 52 is adjusted, the observation rod 53 is in a free-falling state, when the end portion of the observation rod 53 is abutted against the foundation plane, the poking piece 531 just corresponds to the bottommost end of the strip-shaped groove 521, namely, a zero-scale position, when the jack 2 is loaded, relative movement is formed between the observation rod 53 and the positioning sleeve 52, namely, the poking piece 531 moves upwards relative to the strip-shaped groove 521, and the rising amount of the observation rod 53, namely, the falling amount of the detection rod 4 can be obtained through observing data of the poking piece 531 corresponding to scales; the strength of the foundation can be reflected by observing the sinking amount of the detection rod 4 along the vertical direction of the foundation under a certain load.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (9)
1. A foundation strength detection device is characterized in that: the lifting jack comprises a frame body (1), a jack (2) and three support legs (3) connected to the lower portion of the frame body (1), wherein the frame body (1) comprises a top disc (11) and a bottom disc (12), a plurality of connecting rods (13) are fixed between the top disc (11) and the bottom disc (12), the jack (2) is installed in an accommodating space formed by the connecting rods (13) in a surrounding mode, a plunger rod of the jack (2) vertically penetrates through the bottom disc (12) downwards, a circular truncated cone (21) is fixed to the top end of a plunger rod of the jack (2), one side, far away from the jack (2), of the circular truncated cone (21) is connected with a detection rod (4), and the lower end of the detection rod (4) is abutted to the; be connected with observation device (5) on the lateral wall of round platform (21), observation device (5) include horizontal pole (51) and with horizontal pole (51) perpendicular be connected location sleeve pipe (52), the lower extreme personally submits the opening setting of location sleeve pipe (52), and slide in location sleeve pipe (52) and be provided with observation pole (53), the tip of observation pole (53) stretches out and the butt is subaerial from the open end of location sleeve pipe (52).
2. A ground strength detecting apparatus according to claim 1, wherein: two strip-shaped grooves (521) in the vertical direction are symmetrically formed in the side wall of the positioning sleeve (52), two shifting pieces (531) are fixedly connected to the end portion, close to the cross rod (51), of the observation rod (53), and the shifting pieces (531) extend out of the strip-shaped grooves (521) respectively.
3. A ground strength detecting apparatus according to claim 2, wherein: scales are respectively arranged on the two sides of the outer wall of the positioning sleeve (52) in the vertical direction of the strip-shaped groove (521).
4. A ground strength detecting apparatus according to claim 1, wherein: the end part, far away from the circular truncated cone (21), of the cross rod (51) is fixedly connected with a lantern ring (511), and the positioning sleeve (52) is arranged in the lantern ring (511) in a sliding mode; and a positioning bolt (512) penetrates through the side wall of the lantern ring (511), and the end part of the positioning bolt (512) is tightly propped against the positioning sleeve (52).
5. A ground strength detection device according to claim 4, characterized in that: the end part of the positioning bolt (512) far away from the lantern ring (511) is connected with a hand wheel (513).
6. A ground strength detecting apparatus according to claim 1, wherein: threaded holes are formed in the side wall of the circular truncated cone (21), external threads are arranged on the wall of the cross rod (51), and the cross rod (51) is connected to the circular truncated cone (21) in a threaded mode.
7. A ground strength detecting apparatus according to claim 1, wherein: the outer edge of the lower surface of the chassis (12) is provided with three hinged seats along the circumferential direction, and the end parts of the supporting legs (3) are connected to the hinged seats; landing leg (3) include sleeve (31) and slip the cover establish branch (32) in sleeve (31), keep away from the one end of articulated seat on sleeve (31) lateral wall and wear to be equipped with locking bolt (33), locking bolt (33) support tightly on branch (32).
8. The ground strength detection device according to claim 7, characterized in that: the end part of the locking bolt (33) far away from the support rod (32) is fixedly connected with a spanner (331).
9. A ground strength detecting apparatus according to claim 1, wherein: and the top of the top disc (11) is provided with a bubble level device (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920230489.XU CN209873762U (en) | 2019-02-23 | 2019-02-23 | Foundation strength detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920230489.XU CN209873762U (en) | 2019-02-23 | 2019-02-23 | Foundation strength detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209873762U true CN209873762U (en) | 2019-12-31 |
Family
ID=68953141
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920230489.XU Expired - Fee Related CN209873762U (en) | 2019-02-23 | 2019-02-23 | Foundation strength detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209873762U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111238943A (en) * | 2020-02-24 | 2020-06-05 | 四川道诚建设工程检测有限责任公司 | Anchoring part drawing force detection device and detection method for improving detection level |
-
2019
- 2019-02-23 CN CN201920230489.XU patent/CN209873762U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111238943A (en) * | 2020-02-24 | 2020-06-05 | 四川道诚建设工程检测有限责任公司 | Anchoring part drawing force detection device and detection method for improving detection level |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191231 |