CN113006032A - A survey device for foundation construction - Google Patents
A survey device for foundation construction Download PDFInfo
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- CN113006032A CN113006032A CN202110241750.8A CN202110241750A CN113006032A CN 113006032 A CN113006032 A CN 113006032A CN 202110241750 A CN202110241750 A CN 202110241750A CN 113006032 A CN113006032 A CN 113006032A
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D1/00—Investigation of foundation soil in situ
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- Mining & Mineral Resources (AREA)
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- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Investigation Of Foundation Soil And Reinforcement Of Foundation Soil By Compacting Or Drainage (AREA)
Abstract
The invention relates to the field of foundation base surveying, in particular to a surveying device for foundation base construction. The detection plate comprises an upper plate and a lower plate arranged below the upper plate. The vertical through holes are formed in the axle center positions of the upper disc and the lower disc, the survey needle is vertically arranged, and the survey needle penetrates through the vertical through holes of the upper disc and the lower disc downwards in sequence. The clamping assembly is arranged on the lower disc. The transmission mechanism is configured to drive the clamping assembly to work under the extrusion of the upper disc and the lower disc when the upper disc moves downwards relative to the lower disc, so that the clamping assembly clamps the survey needle and further blocks the detection needle from moving up and down. When the surveying device for foundation construction needs to measure specific numerical values, the surveying device is pulled out of the ground, the transmission device acts on the clamping assembly, the clamping assembly contracts and clamps the surveying needle, and the effect of fixing the surveying needle is achieved, so that the specific numerical values can be further measured conveniently.
Description
Technical Field
The invention relates to the field of foundation base surveying, in particular to a surveying device for foundation base construction.
Background
In foundation engineering construction, the existing detection method is a survey pin cake measuring method, and a survey pin is axially matched with a survey disc, so that one-time lowering can be realized, and a result is obtained. But the device's one-way cooperation is one-way tooth and lug cooperation, and for having the level control, it is mostly the easy error that produces of integer number of teeth result to measure the result, causes the construction inconvenience, and some drilling apertures are great and probably do not exist the level and smooth condition and need measure many times, and this prior art is one-way cooperation, and it is troublesome to reset, can not be quick effectual many times to the foundation repeated surveying that needs survey.
Disclosure of Invention
The invention provides a surveying device for foundation construction, which aims to solve the problem of errors in the existing foundation construction survey.
The surveying device for foundation construction adopts the following technical scheme:
a survey device for foundation construction, includes survey needle, detection dish, drive mechanism and centre gripping subassembly. The detection plate comprises an upper plate and a lower plate arranged below the upper plate. The vertical through holes are formed in the axle center positions of the upper disc and the lower disc, the survey needle is vertically arranged, and the survey needle penetrates through the vertical through holes of the upper disc and the lower disc downwards in sequence. The clamping assembly is arranged on the lower disc. The transmission mechanism is configured to drive the clamping assembly to work under the extrusion of the upper disc and the lower disc when the upper disc moves downwards relative to the lower disc, so that the clamping assembly clamps the survey needle and further blocks the detection needle from moving up and down.
Further, the centre gripping subassembly includes a plurality of clamping parts, and a plurality of clamping parts are along surveying needle circumference equipartition. Each clamping part comprises a rotating disc, a clamping push rod, a clamping claw and a tension spring. The rotating disc is rotatably arranged on the upper surface of the lower disc. One end of the clamping push rod is fixedly connected to the rotating disc, and the other end of the clamping push rod extends towards the direction of the survey probe. One end of the clamping claw is hinged with the clamping push rod and is arranged on one side of the clamping push rod; one end of a tension spring is arranged on the clamping push rod, the other end of the tension spring is arranged at the other end of the clamping jaw, and the tension spring is positioned at one side, facing the surveying needle, of one end of the clamping jaw. In two adjacent clamping parts, the centre gripping jack catch of a clamping part contacts with the side of keeping away from the investigation needle of the centre gripping push rod's of another clamping part the other end. The tension spring is configured to urge the other end of the clamping jaw to rotate toward the other end of the clamping push rod, and in an initial state, the clamping jaw is kept in close contact with the corresponding side face of the corresponding clamping push rod. The transmission mechanism is configured to drive the rotating disc to rotate in the direction that the tension spring is lengthened under the extrusion of the upper disc and the lower disc when the upper disc moves downwards relative to the lower disc, so that the tension spring is lengthened, the clamping jaws are finally separated from the corresponding clamping push rods, and then the other ends of the clamping jaws move in the direction of the survey needle to clamp the circumferential surface of the survey needle under the reset action of the tension spring.
Further, the centre gripping push rod is configured into after centre gripping subassembly centre gripping investigation needle, but the antiport goes to the one side that deviates from the investigation needle to corresponding centre gripping jack catch and carries out the extruded position. The other end of each clamping push rod is configured to be after the survey needle is clamped by the clamping assembly, and when the upper plate moves upwards relative to the lower plate, the upper plate and the transmission mechanism are driven to rotate reversely to extrude one surface of the corresponding clamping jaw, which deviates from the survey needle.
Furthermore, the lower side of the clamping jaw is provided with a limiting rod. The limiting rod has elasticity. The gag lever post extends from the other end of centre gripping jack catch, and crooked to surveying needle direction to after the survey needle is global in centre gripping jack catch centre gripping, and continue to rotate at the centre gripping push rod and drive the centre gripping jack catch and break away from after surveying the needle, with surveying needle contact, so that the other end of centre gripping jack catch rotates to the one end of centre gripping push rod, reaches the longest position and crosses the dead point until the extension spring. The clamping push rod is provided with a baffle which comprises a connecting baffle and a linear baffle. One end of the connecting baffle is fixed on one side of the clamping push rod, and the connecting baffle and the clamping jaw are positioned on two sides of the clamping push rod. The linear baffle extends out from the other end of the connecting baffle, the tail end of the linear baffle exceeds the other end of the clamping push rod, and the linear baffle is configured to be in contact with the other end of the clamping claw after the tension spring reaches the longest position and crosses a dead point in the process of rotating from the other end of the clamping claw to one end of the clamping push rod.
Further, the transmission mechanism comprises a plurality of transmission rods, a plurality of upper hinge brackets arranged horizontally and a plurality of lower hinge brackets arranged horizontally; a plurality of transfer levers are along surveying needle circumference equipartition, and every upper hinge mount fixed mounting is in the lower surface of hanging wall. The upper end of each transmission rod is hinged with an upper hinged frame. One end of each lower hinged frame is rotatably arranged on the side face of the rotating disc around a vertical axis, and each lower hinged frame is hinged with the lower end of one transmission rod.
Further, the survey needle includes a survey needle head and a survey needle body. The survey syringe needle fixed connection surveys the upper end of needle body, and the diameter is greater than the vertical through-hole diameter that the hanging wall survey needle passed to hinder to survey the syringe needle and break away from the hanging wall downwards.
Further, the claw includes a claw plate and a boss. One end of the clamping and grabbing plate is hinged with the clamping and pushing rod. The bulge is formed by extending the side surface of the other end of the clamping plate towards the survey pin.
Further, the end part of the clamping push rod is provided with an inclined surface used for contacting with a convex part at the other end of the corresponding clamping claw.
Further, a suspension device is also included. The suspension device is arranged on the upper surface of the upper disc and is configured to be connected with a lifting rope.
The invention has the beneficial effects that: the surveying device for foundation construction is provided with the upper disc, the transmission mechanism and the clamping assembly, so that when a surveying needle goes deep into a foundation for measurement, the upper disc enables the clamping assembly to contract and contract through the transmission mechanism to clamp the surveying needle, the descending of the needle is not influenced, the surveying needle can be effectively fixed, and the measuring error is reduced.
In particular, because the centre gripping push rod is configured into after centre gripping subassembly centre gripping investigation needle, can the reverse rotation to the one side that deviates from the investigation needle of corresponding centre gripping jack catch carries out the extruded position for can guarantee the position of investigation needle more firmly when the survey device that is used for ground foundation construction lifts.
Furthermore, due to the arrangement of the limiting rod and the baffle, the upper disc moves downwards relative to the lower disc by extruding the upper disc, the clamping assembly expands to separate from the exploration needle under the driving of the transmission mechanism, the limiting rod is contacted with the exploration needle after the clamping jaw is completely separated from the upper disc, so that the other end of the clamping jaw rotates towards one end of the clamping push rod until the tension spring reaches the longest position and crosses over a dead point, and the other end of the clamping jaw is contacted with the corresponding baffle under the action of the tension spring after crossing over the dead point; then the hanging wall is pulled reversely, so that the other end of the clamping jaw slides along the baffle plate until the distance between the hanging wall and the lower wall is larger than the distance when the other end of the clamping jaw moves towards the direction of the survey probe under the reset action of the tension spring to clamp the peripheral surface of the survey probe, so that the tension spring crosses the dead point position again, and then the inclined surface of the clamping push rod and the corresponding clamping jaw bulge part are contacted with each other under the action of the tension spring, thereby achieving the reset effect, and the reset operation is simple and rapid, so that the foundation can be surveyed for many times in a short time.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic view of an initial state of operation of an embodiment of a survey apparatus for foundation construction of the invention;
FIG. 2 is a schematic structural view of an embodiment of a survey apparatus for foundation construction of the present invention;
FIG. 3 is a schematic view of an initial state structure of a clamp assembly in an embodiment of a survey apparatus for foundation construction according to the invention;
FIG. 4 is a schematic view of a configuration of a gripping assembly for gripping a survey pin in an embodiment of a survey apparatus for foundation construction according to the present invention;
FIG. 5 is a schematic view of a clamp assembly in an embodiment of a survey apparatus for foundation construction according to the invention in a reset configuration;
FIG. 6 is a schematic view showing the structure of a clamping portion in an embodiment of a surveying device for foundation construction according to the present invention;
fig. 7 is a schematic structural view of a clamping jaw in an embodiment of a surveying device for foundation construction of the present invention.
In the figure: 1. a surveying device; 2. a slag layer; 3. a primary soil layer; 4. hanging the plate; 41. a rope connecting portion; 42. a connecting frame; 51. a survey needle; 52. a survey needle body; 61. an upper hinge bracket; 63. a transmission rod; 64. a lower hinge frame; 7. a bottom wall; 8. a clamping portion; 81. rotating the disc; 82. a baffle plate; 83. clamping the push rod; 85. a first tension spring connecting rod; 86. the claw is hinged with the key; 9. clamping jaws; 91. a limiting rod; 92. a second tension spring connecting rod; 93. a boss portion; 94. a clamping and grabbing plate; 10. a tension spring.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
An embodiment of a surveying apparatus for foundation construction of the present invention, as shown in fig. 1 to 5, includes a surveying pin, a detection plate, a transmission mechanism, and a clamping assembly. The detection disc comprises an upper disc 4 and a lower disc 7 arranged below the upper disc 4; the axle center position of hanging wall 4 and lower wall 7 is equipped with vertical through-hole, surveys the vertical setting of needle, and downward passes the vertical through-hole of hanging wall 4 and lower wall 7 in proper order. The clamping assembly is arranged on the lower disc 7. The transmission mechanism is configured to drive the clamping assembly to work under the extrusion of the upper disc 4 and the lower disc 7 when the upper disc 4 moves downwards relative to the lower disc 7, so that the clamping assembly clamps the survey probe and further blocks the detection probe from moving up and down.
In this embodiment, as shown in fig. 3, the clamping assembly comprises a plurality of clamping portions 8, the plurality of clamping portions 8 being evenly distributed along the circumference of the survey pin. The number of the clamping portions 8 is four. Each grip portion 8 includes a rotating disc 81, a grip push rod 83, a grip jaw 9, and a tension spring 10. The rotary disk 81 is disk-shaped, and the rotary disk 81 is rotatably provided on the upper surface of the lower disk 7 through a coupling hole. One end of the holding push rod 83 is fixedly connected to the rotating disc 81, and the other end extends in the direction of the survey probe. One end of the clamping claw 9 is hinged with the clamping push rod 83 through a claw hinge key 86 and is arranged on one side of the clamping push rod 83. One end of the tension spring 10 is arranged on a first tension spring connecting rod 85 on the clamping push rod 83, the other end of the tension spring 10 is arranged on a second tension spring connecting rod 92 at the other end of the clamping jaw 9, and the tension spring 10 is arranged at one side of one end of the clamping jaw 9 facing the survey needle. In two adjacent clamping parts 8, the clamping claw 9 of one clamping part 8 is contacted with the side surface of the other end of the clamping push rod 83 of the other clamping part 8 far away from the survey needle. The tension spring 10 is configured to urge the other end of the holding claw 9 to rotate toward the other end of the holding push rod 83, and in an initial state, to keep the holding claw 9 in close contact with the corresponding side surface of the corresponding holding push rod 83. The transmission mechanism is configured to drive the rotating disc 81 to rotate around the direction of lengthening the tension spring 10 under the extrusion of the upper disc 4 and the lower disc 7 when the upper disc 4 moves downward relative to the lower disc 7, so as to lengthen the tension spring 10, finally to separate the clamping jaws 9 from the corresponding clamping push rods 83, and further to move the other ends of the clamping jaws 9 in the direction of the survey probe to clamp the circumference of the survey probe under the resetting action of the tension spring 10.
In this embodiment, as shown in fig. 4, the clamping push rod 83 is configured to be rotated reversely to a position pressing a surface of the corresponding clamping jaw 9 facing away from the survey needle after the survey needle is clamped by the clamping assembly. The other end of each clamping push rod 83 is configured to be driven by the upper disc 4 and the transmission mechanism to rotate reversely to extrude one surface of the corresponding clamping jaw 9 deviating from the survey needle when the clamping assembly clamps the survey needle and the upper disc 4 moves upwards relative to the lower disc 7. Thereby make survey the needle and after the measurement is accomplished, the centre gripping subassembly is fixed the messenger and is surveyed the needle position and can not reciprocate surveying the needle, reaches the effect that makes things convenient for measured data.
In the present embodiment, as shown in fig. 4 to 7, a stopper rod 91 is provided on the lower side of the gripping claw 9. The stopper rod 91 has elasticity. The gag lever post 91 extends from the other end of centre gripping jack catch 9, and crooked to surveying the needle direction to after the survey needle is global in the centre gripping of centre gripping jack catch 9 centre gripping, and continue to rotate at centre gripping push rod 83 and drive centre gripping jack catch 9 and break away from after surveying the needle, with surveying the needle contact, so that the other end of centre gripping jack catch 9 rotates to the one end of centre gripping push rod 83, until extension spring 10 reaches the longest position and surpasss the dead point, centre gripping jack catch 9 is now outwards popped out to surveying the needle under extension spring 10's effect. The clamping push rod 83 is provided with a baffle 82, and the baffle 82 comprises a connecting baffle and a linear baffle. One end of the connection baffle is fixed on one side of the clamping push rod 83, and the connection baffle and the clamping claws 9 are arranged on two sides of the clamping push rod 83. The linear baffle extends from the other end of the connecting baffle, the tail end of the linear baffle exceeds the other end of the clamping push rod 83, and the linear baffle is configured to be in contact with the other end of the clamping claw 9 after the tension spring 10 reaches the longest position and crosses a dead point in the process of rotating the other end of the clamping claw 9 to one end of the clamping push rod 83. The baffle 82 hinders the effect that the direction that the centre gripping jack catch 9 further kept away from the survey needle moves after reaching the centre gripping jack catch 9 under the effect of extension spring 10 and crossing the dead point for the better reseing of centre gripping subassembly.
In the present embodiment, as shown in fig. 2, the transmission mechanism includes a plurality of transmission bars 63, a plurality of horizontally disposed upper hinge brackets 61, and a plurality of horizontally disposed lower hinge brackets 64. A plurality of transmission rods 63 are evenly distributed along the circumference of the survey pin, and each upper hinge bracket 61 is fixedly mounted to the lower surface of the upper plate 4. The upper end of each transmission rod 63 is hinged to one upper hinge bracket 61. One end of each lower hinge bracket 64 is rotatably mounted to the side of the rotary plate 81 about a vertical axis, and each lower hinge bracket 64 is hinged to the lower end of one of the transmission rods 63. During the movement of the upper tray 4 toward the lower tray 7, the horizontal distance between the upper hinge frame 61 and the lower hinge frame 64 of the transmission mechanism becomes larger. The number of the transmission rods 63, the upper hinge brackets 61 and the lower hinge brackets 64 is four.
In the present embodiment, as shown in fig. 1, the survey needle includes a survey needle head 51 and a survey needle body 52. The survey needle head 51 is fixedly connected to the upper end of the survey needle body 52 and has a diameter larger than that of the vertical through hole through which the survey needle of the upper tray 4 passes, so that the survey needle head 51 is prevented from being downwardly separated from the upper tray 4 in the initial state.
In the present embodiment, as shown in fig. 7, the pawl includes a pawl plate and a boss 93. One end of the catching plate 94 is hinged to the catching push rod 83. The boss 93 extends toward the survey pin for the side of the other end of the clamping plate. The boss 93 can increase the pressure of the clamping jaw 9 on the periphery of the survey needle, and can achieve the effect of fastening the survey needle more.
In the present embodiment, as shown in fig. 3 and 6, the distal end portion of the clamp push rod 83 is provided with a slope for contacting the other end convex portion 93 of the corresponding clamp claw 9, the slope being such that the heel of the clamp claw is easily released from the initial state, thereby increasing the sensitivity of the surveying device 1.
In the present embodiment, as shown in fig. 1 to 2, a surveying device 1 for foundation construction further includes a suspension device. The suspension device is provided on the upper surface of the upper tray 4 and is arranged to be connected to a lifting rope. The suspension device includes a link bracket 42 and a rope attachment hole 41. The connecting frame 42 is mounted on the upper surface of the upper tray 4. The rope connecting part 41 is fixedly arranged on the top of the connecting frame 42, and the rope provides lifting for the surveying device 1 through the rope connecting hole 41.
During operation, when the foundation needs to be surveyed, the surveying device 1 is hoisted under the action of the suspension device, the clamping assembly is in an initial state, and the clamping jaws 9 are tightly attached to the corresponding side faces of the corresponding clamping push rods 83. Releasing the suspension device allows the surveying device 1 to fall downwards under the influence of gravity. The surveying needle goes deep into the sediment layer 2 and enters the original soil layer 3 for detection. Since the point of the survey needle is spaced from the lower plate, the lower plate is not yet in contact with the ground when the needle is not further lowered. When the lower disc 7 contacts the ground, the upper disc 4 continues to move downwards due to the existence of the transmission mechanism, the distance between the upper hinge frame 61 and the lower hinge frame 64 on the transmission mechanism in the horizontal direction is continuously increased, so that the transmission rod 63 drives the corresponding clamping part 8 to rotate, the other end of the clamping push rod 83 is gradually far away from the surveying needle until the inclined surface of the clamping push rod 83 is separated from the corresponding bulge 93 of the clamping jaw 9, and the clamping jaw 9 is extruded towards the surveying needle under the action of the tension spring 10. Then, the suspension is pulled out and the upper tray 4 is moved upward relative to the lower tray 7. The centre gripping push rod 83 anticlockwise rotates under last dish 4 and drive mechanism's drive, and centre gripping push rod 83 extrudees the one side that deviates from the survey needle of corresponding centre gripping jack catch 9 to press from both sides tight survey needle and make it can not reciprocate, thereby can extract, accomplish and detect.
Further, when surveying device 1 when needing to reset after the measurement, through extrusion hanging wall 4 messenger hanging wall 4 for lower wall 7 downstream, under drive mechanism's transfer line 63's drive, clamping part 8 clockwise rotates, survey needle antiport is kept away from to the other end of centre gripping push rod 83 to drive centre gripping jack catch 9 and break away from the survey needle, gag lever post 91 and survey needle contact, make the other end of centre gripping jack catch 9 rotate to the one end of centre gripping push rod 83, until extension spring 10 reaches the longest position and cross the dead point. The other end of the clamping jaw 9 is contacted with the corresponding baffle 82 under the action of the tension spring 10. And the initial position between the upper disc 4 and the lower disc 7 is recovered, at the moment, the upper disc 4 moves upwards relative to the lower disc 7, the clamping part 8 rotates anticlockwise, the other end of the clamping push rod 83 approaches to the direction of the survey needle, so that the other end of the clamping claw 9 slides along the baffle 82, and after the tension spring 10 passes through the dead point position, the inclined surface of the clamping push rod 83 and the corresponding boss 93 of the clamping claw 9 are contacted with each other under the action of the tension spring 10, and the resetting is completed for the next measurement.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (9)
1. A survey device for foundation construction, includes survey needle, its characterized in that: the device also comprises a detection disc, a transmission mechanism and a clamping assembly;
the detection disc comprises an upper disc and a lower disc arranged below the upper disc; the axle center positions of the upper disc and the lower disc are provided with vertical through holes, and the survey needle is vertically arranged and downwards penetrates through the vertical through holes of the upper disc and the lower disc in sequence;
the clamping assembly is arranged on the lower disc;
the transmission mechanism is configured to drive the clamping assembly to work under the extrusion of the upper disc and the lower disc when the upper disc moves downwards relative to the lower disc, so that the clamping assembly clamps the survey needle and further blocks the detection needle from moving up and down.
2. A survey apparatus for foundation footing according to claim 1 wherein:
the clamping assembly comprises a plurality of clamping parts which are uniformly distributed along the circumferential direction of the surveying needle; each clamping part comprises a rotating disc, a clamping push rod, a clamping claw and a tension spring;
the rotating disc is rotatably arranged on the upper surface of the lower disc;
one end of the clamping push rod is fixedly connected to the rotating disc, and the other end of the clamping push rod extends towards the direction of the survey probe;
one end of the clamping claw is hinged with the clamping push rod and is arranged on one side of the clamping push rod;
one end of a tension spring is arranged on the clamping push rod, the other end of the tension spring is arranged at the other end of the clamping jaw, and the tension spring is positioned on one side, facing the surveying needle, of one end of the clamping jaw;
in the two adjacent clamping parts, the clamping claw of one clamping part is in contact with the side surface, far away from the surveying needle, of the other end of the clamping push rod of the other clamping part;
the tension spring is configured to enable the other end of the clamping claw to rotate towards the other end of the clamping push rod, and in an initial state, the clamping claw is enabled to keep close to the corresponding side face of the corresponding clamping push rod;
the transmission mechanism is configured to drive the rotating disc to rotate in the direction that the tension spring is lengthened under the extrusion of the upper disc and the lower disc when the upper disc moves downwards relative to the lower disc, so that the tension spring is lengthened, the clamping jaws are finally separated from the corresponding clamping push rods, and then the other ends of the clamping jaws move in the direction of the survey needle to clamp the circumferential surface of the survey needle under the reset action of the tension spring.
3. A survey apparatus for foundation footing according to claim 2 wherein:
the centre gripping push rod is configured to after centre gripping subassembly centre gripping investigation needle, but the antiport goes to the one side that deviates from the investigation needle to corresponding centre gripping jack catch and carries out the extruded position.
4. A survey apparatus for foundation footing according to claim 3 wherein:
a limiting rod is arranged on the lower side of the clamping jaw; the limiting rod has elasticity; the limiting rod extends out of the other end of the clamping jaw and is bent towards the direction of the surveying needle, so that after the clamping jaw clamps the peripheral surface of the surveying needle, and after the clamping push rod continues to rotate to drive the clamping jaw to be separated from the surveying needle, the limiting rod is contacted with the surveying needle, so that the other end of the clamping jaw rotates towards one end of the clamping push rod until the tension spring reaches the longest position and crosses a dead point;
the clamping push rod is provided with a baffle plate, and the baffle plate comprises a connecting baffle plate and a linear baffle plate; one end of the connecting baffle is fixed on one side of the clamping push rod, and the connecting baffle and the clamping jaw are positioned on two sides of the clamping push rod; the linear baffle extends out from the other end of the connecting baffle, the tail end of the linear baffle exceeds the other end of the clamping push rod, and the linear baffle is configured to be in contact with the other end of the clamping claw after the tension spring reaches the longest position and crosses a dead point in the process of rotating from the other end of the clamping claw to one end of the clamping push rod.
5. A survey apparatus for foundation footing according to claim 4 wherein:
the transmission mechanism comprises a plurality of transmission rods, a plurality of upper hinge brackets arranged horizontally and a plurality of lower hinge brackets arranged horizontally; a plurality of transmission rods are uniformly distributed along the circumferential direction of the survey probe, and each upper hinge bracket is fixedly arranged on the lower surface of the upper disc; the upper end of each transmission rod is hinged with an upper hinged frame;
one end of each lower hinged frame is rotatably arranged on the side face of the rotating disc around a vertical axis, and each lower hinged frame is hinged with the lower end of one transmission rod.
6. A survey apparatus for foundation footing according to claim 1 wherein:
the survey needle comprises a survey needle head and a survey needle body;
the survey syringe needle fixed connection surveys the upper end of needle body, and the diameter is greater than the vertical through-hole diameter that the hanging wall survey needle passed to hinder to survey the syringe needle and break away from the hanging wall downwards.
7. A survey apparatus for foundation footing according to claim 4 wherein:
the clamping jaw comprises a clamping jaw plate and a convex part;
one end of the clamping and grabbing plate is hinged with the clamping push rod; the bulge is formed by extending the side surface of the other end of the clamping plate towards the survey pin.
8. A survey apparatus for foundation footing according to claim 7 wherein:
the tail end part of the clamping push rod is provided with an inclined surface which is used for being in contact with the convex part at the other end of the corresponding clamping claw.
9. A survey apparatus for foundation footing according to claim 1 wherein:
also comprises a suspension device;
the suspension device is arranged on the upper surface of the upper disc and is configured to be connected with a lifting rope.
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| CN202110241750.8A CN113006032B (en) | 2021-03-04 | 2021-03-04 | A survey device for foundation construction |
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| CN202110241750.8A CN113006032B (en) | 2021-03-04 | 2021-03-04 | A survey device for foundation construction |
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| CN211825141U (en) * | 2020-03-25 | 2020-10-30 | 刘志军 | Geotechnical engineering exploration quick sampling device |
| CN112049569A (en) * | 2020-09-11 | 2020-12-08 | 湖南福格森装备科技有限公司 | High road of stability and rig for architectural exploration |
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| CN113006032B (en) | 2022-08-02 |
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