CN212452648U - Pile foundation concrete pouring elevation device - Google Patents
Pile foundation concrete pouring elevation device Download PDFInfo
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- CN212452648U CN212452648U CN202021029119.9U CN202021029119U CN212452648U CN 212452648 U CN212452648 U CN 212452648U CN 202021029119 U CN202021029119 U CN 202021029119U CN 212452648 U CN212452648 U CN 212452648U
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- elevation device
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Abstract
The utility model discloses a pile foundation concrete pouring elevation device, which relates to the technical field of pile foundation pouring construction, and comprises a detecting hammer, a pull rope and a testing component, wherein the testing component comprises a shell, a spring, a single-pole switch and an alarm; one end of the spring is connected with the lower surface of the shell, and the other end of the spring is connected with a tool bit of the single-pole switch; one end of the pull rope is connected with the detecting hammer, and the other end of the pull rope is used for providing pulling force for disconnecting the tool bit of the single-pole switch; the single-blade switch is electrically connected with the alarm, before the grouting reaches the pile foundation elevation, the tool bit of the single-blade switch is disconnected by the tension provided by the detecting hammer, and the spring is in a compressed state; after the pouring reaches the pile foundation elevation, the resilience force applied to the cutter head by the spring is greater than the pulling force applied to the cutter head by the detection hammer, the single-pole switch is switched on, and the alarm gives an alarm. The pile foundation concrete pouring elevation device is simple to operate, accurate in measurement, low in experience requirement on workers, capable of moving the horizontal position of the detection hammer at any time and convenient for accurate control of large-aperture pile foundation concrete pouring.
Description
Technical Field
The utility model relates to a pile foundation fills construction technical field, particularly, relates to a pile foundation concrete fills elevation device.
Background
The pile gene has reliable quality, simple construction process and strong geological adaptability, and is widely used in bridge and high-rise building engineering. The existing construction process for concrete pouring of pile foundation includes the steps of burying a pile casing and a reinforcement cage framework in the pile casing, then pouring concrete into the pile casing through a guide pipe, and stopping pouring until the reinforcement cage framework is completely buried by the concrete. However, in general, the height of the pile casing is greater than that of the reinforcement cage framework, and the top surface of the concrete is inconvenient to monitor when the concrete is poured. Therefore, the problems that pile foundation concrete exceeds the square, pile foundation pile head elevation does not reach the standard or concrete is not poured in shortage and the like generally exist in the existing pile foundation concrete pouring, great pressure is caused to cost management and control of construction units, and the quality of a pile foundation can be seriously influenced.
At present, two methods are mainly used for monitoring pile foundation concrete pouring elevation, one is traditional measuring hammer measurement, and the other is novel electronic monitoring instruments such as 'carefree pouring' and the like. The traditional measuring hammer measurement needs skilled technicians to control the elevation of pile foundation concrete on site through measuring hammers and calculation, and has higher requirements on the technicians and higher subjectivity; "irritate carelessly" etc. novel electronic monitor cost is higher, is difficult for the maintenance, and need when using with the probe ligature on framework of steel reinforcement top or extension reinforcing bar, can't remove, when carrying out large aperture pile foundation concrete filling, measurement accuracy is lower.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a device for controlling pile foundation concrete fills elevation has effectively solved among the prior art low, with high costs, the technical problem of inefficiency of monitoring precision to pile foundation concrete fills elevation.
The embodiment of the utility model is realized like this:
the utility model provides a pile foundation concrete pouring elevation device, which comprises a detecting hammer, a pull rope and a testing component, wherein the testing component comprises a shell, a spring, a single-pole switch and an alarm; the spring, the single-pole switch and the alarm are all positioned in the shell, the single-pole switch is electrically connected with the alarm, the single-pole switch is in a conducting state, the alarm gives an alarm, one end of the spring is connected with the lower surface of the shell, and the other end of the spring is connected with a tool bit of the single-pole switch; the first end of the pull rope is connected with the detecting hammer, the second end of the pull rope is used for providing pulling force for disconnecting the tool bit of the single-pole switch, the tool bit of the single-pole switch is disconnected under the action of gravity of the detecting hammer, and the spring is in a compressed state.
In the preferred embodiment of the present invention, the testing assembly further includes a push rod and a locking member, one end of the push rod is connected to the tool bit of the single-pole switch, the other end of the push rod extends out of the housing, the locking member is disposed on the push rod, the pull rope passes through the locking member and can be fixed by the locking member, and the push rod can move relative to the housing.
In a preferred embodiment of the present invention, the testing assembly further includes a winding reel fixed on the housing, and the pulling rope is wound on the winding reel through the second end of the locking member.
In a preferred embodiment of the present invention, the winding roll is a hand-operated take-up reel.
In a preferred embodiment of the present invention, the pull cord is provided with a scale.
In a preferred embodiment of the present invention, the alarm includes one or two of a buzzer and an indicator.
In the preferred embodiment of the present invention, a battery compartment is disposed in the housing, and a battery is disposed in the battery compartment for supplying power to the alarm when the switch is turned on.
In a preferred embodiment of the present invention, the bottom of the probing hammer is a plane.
In a preferred embodiment of the present invention, the detecting hammer is a hollow bottle.
The utility model discloses in the preferred embodiment, above-mentioned pile foundation concrete fills elevation device still includes the support frame, and the test component sets up on the support frame.
The utility model discloses beneficial effect includes:
the utility model provides a pile foundation concrete pouring elevation device, which comprises a detecting hammer, a pull rope and a testing component, wherein the testing component comprises a shell, a spring, a single-pole switch and an alarm; one end of the spring is connected with the lower surface of the shell, and the other end of the spring is connected with a tool bit of the single-pole switch; one end of the pull rope is connected with the detecting hammer, and the other end of the pull rope is used for providing pulling force for disconnecting the tool bit of the single-pole switch; the single-knife switch is electrically connected with the alarm, the detecting hammer enables the cutter head of the single-knife switch to be disconnected before the grouting reaches the pile foundation elevation, the spring is in a compressed state, and the alarm does not give an alarm; fill and reach pile foundation elevation after, the detection hammer receives the promotion of concrete and slightly upwards floats, and the pulling force that the detection hammer was applyed the tool bit of single-pole switch reduces, and ascending resilience force is applyed to the tool bit to the spring, makes the single-pole switch on, and the alarm is reported to the police, reminds the staff to stop filling. The pile foundation concrete pouring elevation device is simple to operate, accurate in measurement, low in experience requirement on workers, capable of moving the horizontal position of the detection hammer at any time and convenient for accurate control of large-aperture pile foundation concrete pouring.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
Fig. 1 is a schematic working diagram of a pile foundation concrete pouring elevation device provided by an embodiment of the present invention;
fig. 2 is one of schematic structural diagrams of a pile foundation concrete pouring elevation device according to an embodiment of the present invention;
fig. 3 is a second schematic structural view of a pile foundation concrete pouring elevation device according to an embodiment of the present invention.
Icon: 100-pile foundation concrete pouring elevation device; 110-a feeler hammer; 120-a pull rope; 130-a test component; 131-a housing; 132-a spring; 133-single-pole switch; 1331-a cutter head; 1332-moving contacts; 1333-static contact; 134-alarm; 1341-a buzzer; 1342-an indicator light; 135-a push rod; 136-a locking element; 137-a winding roll; 138-a steering member; 140-support frame.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures. Furthermore, the terms "disposed" and "connected" should be interpreted broadly, e.g., as a fixed connection, a removable connection, or an integral connection; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1 and 2, the present embodiment provides a pile foundation concrete grouting level device 100, which includes a hammer 110, a pull rope 120, and a testing assembly 130, where the testing assembly 130 includes a housing 131, a spring 132, a single-blade switch 133, and an alarm 134; the spring 132, the single-pole switch 133 and the alarm 134 are all located in the shell 131, the single-pole switch 133 is electrically connected with the alarm 134, the single-pole switch 133 is in a conducting state, the alarm 134 gives an alarm, one end of the spring 132 is connected with the lower surface of the shell 131, and the other end of the spring 132 is connected with the tool bit 1331 of the single-pole switch 133; the first end of the pull cord 120 is connected to the hammer 110, and the second end thereof is used to provide a pulling force for disconnecting the bit 1331 of the single-pole switch 133, so that the bit 1331 of the single-pole switch 133 is disconnected and the spring 132 is compressed by the gravity of the hammer 110.
It should be noted that, firstly, the single-pole switch 133 includes a tool bit 1331, a fixed contact 1333 and a movable contact 1332 disposed on the tool bit 1331, where the fixed contact 1333 is connected to an incoming line of a power supply, that is, one end of an incoming call, one end of the tool bit 1331 is provided with the movable contact 1332, the other end of the tool bit 1331 is electrically connected to the alarm and rotates around the fixed shaft, and the single-pole switch 133, the alarm 134 and the power supply are located in the same circuit. When the moving contact 1332 on the tool head 1331 is communicated with the fixed contact 1333, the single-pole switch 133 is switched on, the circuit is in a closed state, and the alarm 134 gives an alarm; when the moving contact 1332 on the tool head 1331 is separated from the fixed contact 1333, the single-pole switch 133 is turned off, the circuit is in a disconnected state, and the alarm 134 does not give an alarm.
Second, the pull cord 120 is not limited to an elastic cord and is not stretchable, and may be a nylon cord, a fishing line, or the like.
Third, the specific connection relationship between the string 120 and the cutter head 1331 is not limited, and the string 120 may be directly connected to the cutter head 1331, or the string 120 may be connected to the cutter head 1331 through an intermediate connector, as long as the string 120 can provide a pulling force for disconnecting the cutter head 1331 of the one-pole switch 133.
The construction process of pile foundation concrete pouring is that a pile casing and a reinforcement cage framework positioned in the pile casing are buried, then concrete is poured into the pile casing through a guide pipe, and pouring can be stopped until the reinforcement cage framework is completely buried by the concrete.
Before pouring into and reaching the pile foundation elevation, fix test component 130 in the top of protecting a section of thick bamboo, inside detecting hammer 110 stretched into protecting a section of thick bamboo, drooped naturally under the action of gravity, kept the top parallel and level of bottom surface and steel reinforcement cage skeleton. The hammer 110 pulls the tool bit 1331 of the single-pole switch 133 through the pull cord 120, so that the movable contact 1332 and the fixed contact 1333 of the tool bit 1331 are separated, and the circuit is in an off state. At this time, the spring 132 is in a compressed state, and when the downward tension applied to the tool bit 1331 by the hammer 110 is reduced, the resilience force applied to the tool bit 1331 by the spring can ensure that the movable contact 1332 on the tool bit 1331 is communicated with the fixed contact 1333.
Concrete is poured into the pile casing through the guide pipe, the concrete surface in the pile casing continuously rises, after the concrete surface abuts against the detecting hammer 110, the detecting hammer 110 is pushed by the concrete to slightly float upwards, at the moment, the pulling force exerted on the pulling rope 120 by the detecting hammer 110 is reduced, the downward pulling force exerted on the cutter head 1331 by the detecting hammer 110 is smaller than the upward resilience force exerted on the cutter head 1331 by the spring 132, the spring 132 pushes the cutter head 1331 upwards, the movable contact 1332 on the cutter head 1331 is communicated with the fixed contact 1333, the circuit is in a closed state, the alarm 134 gives an alarm to remind a worker of finishing pouring.
Above-mentioned pile foundation concrete fills elevation device 100 low cost, convenient to carry, it is convenient to install, and easy operation, and it is accurate to judge, can in time remind the staff to finish watering, single can operate and to staff inexperienced requirement. In addition, the pile foundation concrete pouring elevation device 100 can move the horizontal position of the detecting hammer at any time, so that the concrete pouring of the large-aperture pile foundation can be accurately controlled.
Referring to fig. 3, in any of the above technical solutions, optionally, the testing assembly 130 further includes a push rod 135 and a locking member 136, the pulling rope 120 is connected to the cutter head 1331 through the push rod 135 and the locking member 136, and a pulling force is applied to the cutter head 1331 to disconnect a movable contact 1332 from a fixed contact 1333 on the cutter head 1331; one end of the push rod 135 is connected with the tool bit 1331 of the single-pole switch 133, and the other end extends out of the shell 131, so that the connection between the pull rope 120 and the tool bit 1331 is facilitated; the locking piece 136 is arranged on the push rod 135, and the pull rope 120 passes through the locking piece 136 and can be fixed by the locking piece 136, so that the length of the pull rope 120 between the locking piece 136 and the detecting hammer 110 is constant; the push rod 135 can move relative to the housing 131 under stress, before the concrete surface contacts the detecting hammer 110, the push rod 135 moves downwards under the action of the pulling force of the detecting hammer 110, so that the movable contact 1332 on the cutter head 1331 is disconnected from the fixed contact 1333, after the detecting hammer 110 is supported by the concrete surface, the spring 132 pushes the cutter head 1331 upwards, the push rod 135 moves upwards, the movable contact 1332 on the cutter head 1331 is communicated with the fixed contact 1333, and the alarm 134 gives an alarm.
In actual pouring, the pile top heights of different pile foundations are different, and in order to adapt to different pile foundations, the effective working length of the pull rope 120, that is, the length of the pull rope 120 between the locking piece 136 and the detecting hammer 110, needs to be changed.
In any of the above solutions, optionally, the testing assembly 130 further includes a winding roll 137, the winding roll 137 is fixed on the housing 131, and the pulling rope 120 passes through the second end of the locking member 136 and is wound on the winding roll 137. The pulling rope 120 is wound and unwound through the winding roll 137, the effective working length of the pulling rope 120 can be changed more conveniently, and then the pulling rope is locked through the locking piece 136.
In any of the above technical solutions, optionally, the winding roll 137 is a hand winding wheel.
The pull rope 120 can be manually wound and unwound by adopting the hand-operated take-up pulley, and the winding roll 137 can automatically wind the wire, so that the labor cost is reduced.
It should be noted that a steering member 138 may be further installed inside the housing 131, and the pulling rope 120 passes through the second end of the locking member 136, passes through the steering member 138, changes direction, and then is wound on the winding reel 137.
In practice, the effective working length of the pull rope 120 needs to be changed to adapt to different pile top elevations, and therefore, the effective working length of the pull rope 120 needs to be measured. The pull rope 120 is made of a flexible material, and is difficult to bend naturally, so that manual measurement is inconvenient, and a large error exists. Therefore, in any of the above technical solutions, optionally, the pulling rope 120 is provided with scales, and the effective working length of the pulling rope 120 can be directly determined according to the scales on the pulling rope 120.
In any of the above technical solutions, optionally, the alarm 134 includes one or two of a buzzer 1341 and an indicator light 1342.
The alarm 134 may be one of a buzzer 1341 and an indicator light 1342, and in this case, a field worker needs to pay attention to the buzzer of the buzzer 1341 or the illumination of the indicator light 1342. However, the construction site environment is noisy, if the alarm 134 is only the buzzer 1341, when the construction site noise is higher than the buzzer of the buzzer 1341, the worker cannot be reminded to finish irrigation in time; if the alarm 134 is only the indicator light 1342, the operator is required to keep staring at the status of the indicator light 1342, and the irrigation cannot be stopped in time due to negligence. Therefore, optionally, the alarm 134 may be a buzzer 1341 and an indicator light 1342, and the buzzer of the buzzer 1341 and the indicator light 1342 are lighted, so that the worker is reminded bidirectionally, and the accuracy of pile foundation concrete irrigation can be ensured more effectively.
In any of the above technical solutions, optionally, a battery compartment is disposed in the housing 131, and a battery is disposed in the battery compartment and used for supplying power to the alarm 134 when the single-pole switch 133 is in a conducting state.
The battery is arranged in the shell 131, and an external power supply is not needed to supply power to the alarm 134, so that the pile foundation concrete pouring elevation device 100 can be moved randomly, and the use is more convenient. Optionally, the battery may be a lithium battery and have a charging socket, which can store electric power and can be charged at any time.
In any of the above technical solutions, optionally, the bottom of the detecting hammer 110 is a plane, and is in surface contact with the concrete surface. The surface contact is more stable, and the influence on the pile foundation concrete irrigation precision caused by the shaking of the detecting hammer 110 can be avoided.
In any of the above embodiments, the detecting hammer 110 is a hollow bottle. By adding substances with different densities into the detecting hammer 110, the mass of the detecting hammer 110 is changed to adapt to concrete with different densities.
Optionally, the detecting hammer 110 can be made by a flat-bottom beverage bottle, and the density can be adjusted by adding metal and water with different masses into the bottle, so that the cost is effectively saved.
In any of the above solutions, optionally, the pile foundation concrete pouring elevation device 100 further includes a support frame 140, and the testing assembly 130 is disposed on the support frame 140. The support frame 140 supports and fixes the testing component 130, so that the testing component 130 is prevented from moving and the pouring accuracy is prevented from being influenced.
It should be noted that the detecting hammer 110 of the pile foundation concrete pouring elevation device 100 can move along with the detecting test component 130, and when concrete pouring of the top of the large-aperture pile foundation is performed, the horizontal position of the detecting test component 130 can be adjusted, so as to test whether the concrete pouring heights at different positions meet requirements, thereby facilitating accurate control of concrete pouring of the large-aperture pile foundation.
The working principle of the pile foundation concrete pouring elevation device 100 is as follows: the pile foundation concrete pouring elevation device 100 comprises a detecting hammer 110, a pull rope 120 and a testing assembly 130, wherein the testing assembly 130 comprises a shell 131, a spring 132, a single-blade switch 133 and an alarm 134; the spring 132, the single-pole switch 133 and the alarm 134 are all located in the shell 131, the single-pole switch 133 is electrically connected with the alarm 134, the single-pole switch 133 is in a conducting state, the alarm 134 gives an alarm, one end of the spring 132 is connected with the lower surface of the shell 131, and the other end of the spring 132 is connected with the tool bit 1331 of the single-pole switch 133; the first end of the pull cord 120 is connected to the hammer 110, and the second end thereof is used to provide a pulling force for disconnecting the bit 1331 of the single-pole switch 133, so that the bit 1331 of the single-pole switch 133 is disconnected and the spring 132 is compressed by the gravity of the hammer 110. Before pouring, the hammer 110 naturally droops under the action of gravity, and a downward pulling force is applied to the tool bit 1331 of the single-pole switch 133 through the pull rope 120, so that the moving contact 1332 and the static contact 1333 on the tool bit 1331 are separated, and the alarm does not give an alarm. At the same time, the spring 132 is placed in compression. Concrete is poured into the pile casing through the guide pipe, the concrete surface in the pile casing continuously rises, after the concrete surface abuts against the detecting hammer 110, the detecting hammer 110 is pushed by the concrete to slightly float upwards, at the moment, the pulling force exerted on the pulling rope 120 by the detecting hammer 110 is reduced, the downward pulling force exerted on the cutter head 1331 by the detecting hammer 110 is smaller than the upward resilience force exerted on the cutter head 1331 by the spring 132, the spring 132 pushes the cutter head 1331 upwards, the movable contact 1332 on the cutter head 1331 is communicated with the static contact 1333, the alarm 134 gives an alarm to remind a worker of finishing pouring. The pile foundation concrete pouring elevation device 100 is simple to operate, accurate in measurement, low in experience requirement on workers, capable of moving the horizontal position of the detecting hammer 110 at any time and convenient for accurate control of large-aperture pile foundation concrete pouring.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The pile foundation concrete pouring elevation device is characterized by comprising a detection hammer, a pull rope and a test assembly, wherein the test assembly comprises a shell, a spring, a single-blade switch and an alarm;
the spring, the single-pole switch and the alarm are all positioned in the shell, the single-pole switch is electrically connected with the alarm, the single-pole switch is in a conducting state, the alarm gives an alarm, one end of the spring is connected with the lower surface of the shell, and the other end of the spring is connected with a tool bit of the single-pole switch;
the first end of the pull rope is connected with the detecting hammer, the second end of the pull rope is used for providing pulling force for disconnecting the tool bit of the single-pole switch, the tool bit of the single-pole switch is disconnected under the action of gravity of the detecting hammer, and the spring is in a compressed state.
2. The pile foundation concrete pouring elevation device of claim 1, wherein the testing assembly further comprises a push rod and a locking member, one end of the push rod is connected with the tool bit of the single-blade switch, the other end of the push rod extends out of the shell, the locking member is arranged on the push rod, the pull rope penetrates through the locking member and can be fixed by the locking member, and the push rod can move relative to the shell under the force.
3. The pile-based concrete pouring elevation device of claim 2, wherein the testing assembly further comprises a wire reel fixed to the housing, the pulling rope being wound around the wire reel through the second end of the locking member.
4. The pile base concrete pouring elevation device of claim 3, wherein the winding roll is a hand-operated take-up reel.
5. The pile base concrete pouring elevation device of claim 1, wherein scales are arranged on the pulling rope.
6. The pile foundation concrete pouring elevation device of claim 1, wherein the alarm comprises one or both of a buzzer and an indicator light.
7. The pile foundation concrete pouring elevation device according to claim 1, wherein a battery compartment is arranged in the shell, and a battery is arranged in the battery compartment and used for supplying power to the alarm when the single-pole switch is in a conducting state.
8. The pile foundation concrete placement elevation device of claim 1, wherein the probing hammer bottom is planar.
9. The pile foundation concrete placement elevation device of claim 8, wherein the probe hammer is a hollow bottle.
10. The pile foundation concrete placement elevation device of claim 1, further comprising a support frame, wherein the test assembly is disposed on the support frame.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202021029119.9U CN212452648U (en) | 2020-06-07 | 2020-06-07 | Pile foundation concrete pouring elevation device |
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| CN202021029119.9U CN212452648U (en) | 2020-06-07 | 2020-06-07 | Pile foundation concrete pouring elevation device |
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| CN212452648U true CN212452648U (en) | 2021-02-02 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113607044A (en) * | 2021-08-13 | 2021-11-05 | 苑洪伟 | Concrete pile foundation pouring depth measuring device and measuring method thereof |
| CN113818442A (en) * | 2021-08-17 | 2021-12-21 | 山东大学 | Sliding triggering type bored pile concrete pouring height control device and method |
-
2020
- 2020-06-07 CN CN202021029119.9U patent/CN212452648U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113607044A (en) * | 2021-08-13 | 2021-11-05 | 苑洪伟 | Concrete pile foundation pouring depth measuring device and measuring method thereof |
| CN113818442A (en) * | 2021-08-17 | 2021-12-21 | 山东大学 | Sliding triggering type bored pile concrete pouring height control device and method |
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