Cast-in-place pile measuring rope winding and unwinding auxiliary device

Abstract

The utility model relates to the field of drilling depth measurement, and discloses a cast-in-place pile measuring rope take-up and pay-off auxiliary device, the auxiliary device comprises a fixed support, a rotating shaft, two sleeves, a locking screw and a handle, the rotating shaft is horizontally and rotatably installed on the fixed support, the two sleeves are respectively arranged corresponding to two handles and are connected with the two handles through connecting rods, and the locking screw is arranged on the rotating shaft. The connecting rod is fixed to one end of the rotating shaft, the handle is arranged at the end, away from the sleeve, of the rotating shaft, the locking screw is in threaded connection with the sleeve, and a handle of the handheld rope winding frame is fixed by the locking screw after being inserted into the sleeve. According to the auxiliary device designed by the utility model, the hand-held rope winding frame can be quickly mounted, the measuring rope can be wound / unwound in a hand-cranking manner, the use is convenient, and the drilling depth measurement operation is labor-saving.

Description

Technical Field

[0001] The utility model relates to the field of drilling depth measurement, in particular to an auxiliary device for winding and unwinding a measuring rope of a cast-in-place pile. Background Art

[0002] During the drilling construction of bored cast-in-place piles, it is necessary to use a measuring rope to measure the drilling depth multiple times. At present, the existing measuring ropes mainly use a handheld rope winding frame for winding and unwinding. For example, a crank-type hole depth detector disclosed in the patent application with the application date of December 9, 2022 and the application number of CN202211589052.8. The user can hold the handle and rotate the entire support rod and the rope winding part, so as to wind the measuring rope out of the rope winding part or wind the measuring rope around the rope winding part, realizing the winding / unwinding of the measuring rope. Using the existing handheld rope winding frame requires holding the entire tool throughout the process and repeatedly moving both hands. It is generally applicable to the construction of cast-in-place piles with a drilling depth of 8 - 12 meters. However, when in some strata with poor geological conditions, the required drilling depth of the cast-in-place pile reaches 40 meters or deeper. At this time, it is quite laborious to use the handheld rope winding / unwinding method.

[0003] Based on this, the present application provides an auxiliary device for winding and unwinding the measuring rope of a cast-in-place pile, which is convenient to use and labor-saving in operation, to solve the above problems. Summary of the Utility Model

[0004] The utility model aims to solve the technical problems existing in the prior art. For this purpose, the utility model provides an auxiliary device for winding and unwinding the measuring rope of a cast-in-place pile, which is convenient to use and labor-saving in operation.

[0005] The technical solution adopted by the utility model to solve its technical problems is as follows:

[0006] Provide an auxiliary device for winding and unwinding the measuring rope of a cast-in-place pile, which is used to assist the handheld rope winding frame to wind and unwind the measuring rope. The handheld rope winding frame consists of a connecting rod, a rope winding part arranged at both ends of the connecting rod, and two handles arranged on the connecting rod. One end of the measuring rope is fixed to the rope winding part, and the other end is connected to a plumb bob. The auxiliary device includes a fixed bracket, a rotating shaft, a sleeve, a locking screw, and a crank. The rotating shaft is horizontally rotatably installed on the fixed bracket. The two sleeves are respectively arranged corresponding to the two handles and are connected by a connecting rod. The connecting rod is fixed to one end of the rotating shaft. The crank is arranged at the end of the rotating shaft away from the sleeve. The locking screw is threadedly connected to the sleeve. After the handle of the handheld rope winding frame is inserted into the sleeve, it is fixed by the locking screw.

[0007] In a preferred embodiment of the utility model, the auxiliary device further includes a check mechanism. The check mechanism includes a gear and a knob plunger pin. The gear is arranged on the rotating shaft. The knob plunger pin is arranged on the top mounting plate of the fixed bracket. The bottom of the pin rod of the knob plunger pin is provided with an inserted tooth for inserting into the tooth groove of the gear.

[0008] In a preferred embodiment of the present utility model, the gear is a rectangular tooth gear, one side of the gear shaper is configured to match the tooth surface of the gear, and the other side is an extrusion inclined surface.

[0009] In a preferred embodiment of the present utility model, the fixed bracket includes a bottom plate, a vertical rod, a fork arm and a bearing. The vertical rod is arranged on the bottom plate, the fork arm is obliquely welded to the vertical rod, and the two bearings are coaxially welded to the vertical rod and the fork arm respectively.

[0010] In a preferred embodiment of the present utility model, a slot for inserting the casing of the drill hole is provided at the bottom of the bottom plate.

[0011] In a preferred embodiment of the present utility model, the slot is formed by a plurality of limiting ribs respectively located on the inner wall and the outer wall of the casing.

[0012] Compared with the prior art, the beneficial effects of the present utility model are as follows:

[0013] 1. The auxiliary device designed by the present utility model can realize the rapid installation of the handheld rope winding frame, and the rope of the measuring rope can be wound / rewound by means of hand cranking, which is convenient to use and labor-saving for the operation of measuring the depth of the drill hole.

[0014] 2. The auxiliary device is detachably connected to the handheld rope winding frame. For some drill holes with not very deep depth, it can be operated by hand or by using the auxiliary device.

[0015] 3. The auxiliary device is designed with a check mechanism, which can effectively solve the problem of rope rewinding during the winding and rewinding of the measuring rope. Description of the Drawings

[0016] In order to more clearly illustrate the technical solutions in the embodiments of the present utility model, the following will briefly introduce the drawings required for the description of the embodiments. Obviously, the following drawings are only some embodiments of the present utility model. For those of ordinary skill in the art, without creative efforts, other drawings can also be obtained based on these drawings, where:

[0017] Figure 1 is the usage state diagram of the auxiliary device for winding and rewinding the measuring rope of the cast-in-place pile provided by the present utility model;

[0018] Figure 2 is the structural schematic diagram of the auxiliary device for winding and rewinding the measuring rope of the cast-in-place pile provided by the present utility model;

[0019] Figure 3 is Figure 2 the side view of the check mechanism of the auxiliary device for winding and rewinding the measuring rope of the cast-in-place pile provided by

[0020] In the drawings, the list of components represented by each reference numeral is as follows:

[0021] 10 - Auxiliary device, 10.1 - Fixed bracket, 10.1.1 - Bottom plate, 10.1.2 - Vertical rod, 10.1.3 - Fork arm, 10.1.4 - Bearing, 10.1.5 - Limit rib, 10.2 - Rotating shaft, 10.3 - Sleeve, 10.4 - Locking screw, 10.5 - Crank, 10.6 - Check mechanism, 10.6.1 - Gear, 10.6.2 - Knob plunger pin, 20 - Handheld rope winding frame, 20.1 - Connecting rod, 20.2 - Rope winding part, 20.3 - Handle, 30 - Measuring rope, 40 - Plumb bob, 50 - Casing. Detailed implementation manners

[0022] It should be understood that the specific embodiments described herein are only used to explain the present invention and are not used to limit the present invention.

[0023] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without making creative efforts shall fall within the protection scope of the present utility model.

[0024] In the description of the present invention, it should be noted that the orientation or positional relationship indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. is based on the orientation or positional relationship shown in the accompanying drawings, and is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus cannot be understood as a limitation of the present invention; the terms "installation", "connection", and "connection" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium, and it can be the communication inside two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood according to specific situations.

[0025] In addition, the technical solutions between the various embodiments can be combined with each other, but it must be based on the fact that those of ordinary skill in the art can implement it. When the combination of the technical solutions is contradictory or cannot be implemented, it should be considered that such a combination of technical solutions does not exist and is not within the protection scope required by the present invention.

[0026] Embodiment 1

[0027] This embodiment provides an auxiliary device for winding and unwinding a measuring rope for a cast-in-place pile, which is used to assist a handheld rope winding frame in winding and unwinding the measuring rope. As shown in the attachedFigure 1 As shown, the handheld rope winding frame 20 is composed of a connecting rod 20.1, rope winding parts 20.2 provided at both ends of the connecting rod, and two handles 20.3 provided on the connecting rod. One end of the measuring rope 30 is fixed to the rope winding part 20.2, and the other end is connected to a plumb bob 40.

[0028] As attached Figure 1 and attached Figure 2 As shown, the auxiliary device 10 includes a fixed bracket 10.1, a rotating shaft 10.2, a sleeve 10.3, a locking screw 10.4, and a crank 10.5. The rotating shaft 10.2 is horizontally rotatably installed on the fixed bracket 10.1. The two sleeves 10.3 are respectively arranged corresponding to the two handles 20.3 and are connected by a connecting rod. The connecting rod is fixed to one end of the rotating shaft 10.2. The crank 10.5 is arranged at the end of the rotating shaft 10.2 away from the sleeve 10.3. The locking screw 10.4 is threadedly connected to the sleeve 10.3. After the handle 20.3 of the handheld rope winding frame 20 is inserted into the sleeve 10.3, it is fixed by the locking screw 10.4. By shaking the crank, the rotation of the handheld rope winding frame can be controlled, thereby controlling the winding / unwinding of the measuring rope.

[0029] Preferably, as attached Figure 2 As shown, the fixed bracket 10.1 includes a bottom plate 10.1.1, a vertical rod 10.1.2, a fork arm 10.1.3, and a bearing 10.1.4. The vertical rod 10.1.2 is arranged on the bottom plate 10.1.1. The fork arm 10.1.3 is obliquely welded to the vertical rod 10.1.2. The two bearings 10.1.4 are coaxially welded to the vertical rod 10.1.2 and the fork arm 10.1.3 respectively. In this embodiment, the fixed bracket uses the vertical rod and the fork arm to stably support the rotating shaft, and the structure is simple.

[0030] Embodiment Two

[0031] On the basis of Embodiment One, as attached Figure 1 and attached Figure 2 As shown, in this embodiment, a slot for inserting the casing 50 of the drill hole is provided at the bottom of the bottom plate 10.1.1, so that the fixed bracket can be inserted into the casing. Preferably, the slot is formed by a plurality of limiting ribs 10.1.5 located on the inner wall and the outer wall of the casing 50 respectively.

[0032] Embodiment Three

[0033] On the basis of Embodiment One or Embodiment Two, as attached Figure 1 and attached Figure 2 As shown, the auxiliary device in this embodiment is also designed with a check mechanism 10.6. As attached Figure 3As shown, the check mechanism 10.6 includes a gear 10.6.1 and a knob plunger pin 10.6.2. The gear 10.6.1 is arranged on the rotating shaft 10.2, and the knob plunger pin 10.6.2 is arranged on the top mounting plate of the fixed bracket 10.1. The bottom of the pin rod of the knob plunger pin 10.6.2 is provided with a gear-shaped tooth for inserting into the tooth groove of the gear.

[0034] Preferably, as shown in the appendix Figure 3 As shown, the gear 10.6.1 is a rectangular-tooth gear. One side of the gear-shaped tooth is provided with a structure matching the tooth surface of the gear, and the other side is provided with a pressing inclined surface.

[0035] The specific operation is as follows:

[0036] When paying out the rope, the hand crank rotates counterclockwise. At this time, the knob plunger pin is inserted into the gear as shown in the appendix Figure 3 As shown, and the knob plunger pin can enable the gear to rotate normally counterclockwise while preventing the gear from rotating clockwise.

[0037] When taking in the rope, pull out the pin rod and rotate it 180°. At this time, the knob plunger pin can enable the gear to rotate normally clockwise while preventing the gear from rotating counterclockwise.

[0038] The above are only the embodiments of the present invention, and do not limit the patent scope of the present invention accordingly. Any equivalent structure or equivalent process transformation made by using the content of the specification of the present invention, or directly or indirectly applied to other related technical fields, shall be equally included in the patent protection scope of the present invention.

Claims

1. A cast-in-place pile measuring rope retracting and releasing auxiliary device, used to assist a handheld rope winding frame to retract and release the measuring rope, the handheld rope winding frame consists of a connecting rod, a rope winding part arranged at both ends of the connecting rod and two handles arranged on the connecting rod, one end of the measuring rope is fixed to the rope winding part, and the other end is connected to a plumb bob; characterized in that: The auxiliary device includes a fixed bracket, a rotating shaft, a sleeve, a locking screw and a crank. The rotating shaft is horizontally mounted on the fixed bracket. The two sleeves are respectively arranged corresponding to the two handles and are connected by a connecting rod. The connecting rod is fixed to one end of the rotating shaft. The crank is arranged at the end of the rotating shaft away from the sleeve. The locking screw is threadedly connected to the sleeve. The handle of the handheld rope winding rack is fixed by the locking screw after being inserted into the sleeve.

2. The auxiliary device for collecting and releasing the measuring rope of a bored pile according to claim 1, characterized in that: The auxiliary device also includes a non-return mechanism, which includes a gear and a knob plunger pin. The gear is arranged on the rotating shaft, and the knob plunger pin is arranged on the top mounting plate of the fixed bracket. The bottom of the pin rod of the knob plunger pin is set as a tooth for inserting into the tooth groove of the gear.

3. The auxiliary device for collecting and releasing the bored pile measuring rope according to claim 2, characterized in that: The gear is a rectangular tooth gear, one side of the insert tooth is set as a structure matching the tooth surface of the gear, and the other side is set as an extrusion inclined surface.

4. The auxiliary device for collecting and releasing the bored pile measuring rope according to claim 1, characterized in that: The fixed bracket comprises a base plate, a vertical pole, a fork arm and a bearing. The vertical pole is arranged on the base plate, the fork arm is obliquely welded to the vertical pole, and two bearings are coaxially welded to the vertical pole and the fork arm respectively.

5. The auxiliary device for collecting and releasing the bored pile measuring rope according to claim 4, characterized in that: The bottom of the bottom plate is provided with a slot for plugging with the casing of the drilled hole.

6. The auxiliary device for collecting and releasing the bored pile measuring rope according to claim 5, characterized in that: The slot is formed by a plurality of limiting ribs respectively located on the inner wall and the outer wall of the casing.

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