Cast-in-situ bored pile slurry specific gravity control device

Abstract

The utility model discloses a cast-in-situ bored pile slurry specific gravity control device. Comprising a bearing base, stand columns arranged on the two sides of the bearing base, a bearing cylinder arranged in the middle of the bearing base, a fixing plate arranged on the stand columns and located at the upper end of the bearing cylinder, and a driving structure arranged on the fixing plate. The stirring structure is arranged at the lower end of the fixing plate and is driven by the driving structure to enter / leave the bearing cylinder, and the detection structure is connected with the driving structure and moves opposite to the stirring structure to get close to / leave the bearing cylinder. Through the arrangement of the fixing plate, the driving structure, the stirring structure and the detection structure, the detector of the control device can automatically move to a safe position when slurry is stirred, the detector is prevented from being interfered by a stirrer and hit by high-speed raw materials, the detector is effectively protected, and the service life is prolonged.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of building construction, specifically relates to a bored pile mud slurry specific gravity controlling device. BACKGROUND

[0002] Mud is the semi-gelatinous suspension formed by the dispersion of clay particles in water, and the proportioning and mixing process of mud not only needs to control the proportioning, but also needs to control the specific gravity.

[0003] The prior art such as the document with the authorized announcement number CN221160908U discloses a mud specific gravity adjusting device, which comprises a bearing base and supporting columns on the left and right sides, a bearing horizontal plate is arranged above the bearing base, a driving gear is rotatably arranged at the center position of the top surface of the bearing horizontal plate through a bearing, driven gears meshing with the driving gear are arranged on the two sides of the bearing horizontal plate, the middle part of the driving gear is fixedly connected to the top end of a mixing rod, and the middle part of the driven gear is fixedly connected to the top end of a detection probe rod.

[0004] The working principle of the above structure is that the driving motor drives the driving gear to rotate, and the driven gears meshing and connected on the left and right sides are driven to rotate together, and then the mixing rod is driven by the driving gear to rotate the materials in the bearing cylinder, and the detection probe rods on the left and right sides detect the mud, and after detection, the mud is adjusted to the appropriate proportion by the feeding tank.

[0005] However, the device still has the following problems: when the mud is mixed, the detection probe rod is located in the bearing cylinder together with the mixing rod, at this time, the mud is in an incomplete mixing state, the detection data fluctuation range is large, and there is no reference value, and the high-speed materials in the mixing process will hit the detection probe rod, affecting the service life of the detection probe rod. UTILITY MODEL CONTENTS

[0006] In view of the above problems, the utility model aims to provide a bored pile mud slurry specific gravity controlling device, through the setting of the fixing plate, the driving structure, the stirring structure and the detection structure, the detector of the control device can be automatically moved to a safe position when the mud is stirred, the detector is prevented from being disturbed by the stirrer and hit by high-speed raw materials, the detector is effectively protected, and the service life is improved.

[0007] In order to achieve the above purpose, the technical scheme of the utility model is as follows:

[0008] The utility model provides a bored pile mud slurry specific gravity control device, including bearing base, the stand column of setting in bearing base both sides, setting in the bearing cylinder of bearing base middle part and setting in the fixed plate of stand column and located the bearing cylinder upper end, setting on the drive structure of fixed plate, setting in the agitating structure of fixed plate lower extreme and in drive structure drive under the bearing cylinder enters / far from, and with drive structure connects and with agitating structure opposite movement closes / far from the detection structure of bearing cylinder.

[0009] As a further preferred embodiment of the utility model, the drive structure comprises a rotating drum, a first rope and a second rope arranged oppositely on the rotating drum, and a first motor for driving the rotating drum to rotate; the first rope is connected with the agitating structure, and the second rope is connected with the detection structure.

[0010] As a further preferred embodiment of the utility model, the agitating structure comprises a lifting plate, a second motor arranged on the lifting plate, and an agitator connected with the output shaft of the second motor.

[0011] As a further preferred embodiment of the utility model, the agitating structure further comprises a fixing hole arranged on the side end of the lifting plate, and a vertical guide rod arranged on the cylinder wall of the bearing cylinder and passing through the fixing hole.

[0012] As a further preferred embodiment of the utility model, the agitating structure further comprises a lower limiting plate arranged on the side of the vertical guide rod close to the bearing cylinder.

[0013] As a further preferred embodiment of the utility model, the agitating structure further comprises an upper limiting device detachably arranged on the vertical guide rod and acting with the lower limiting plate for clamping the lifting plate.

[0014] As a further preferred embodiment of the utility model, the upper limiting device comprises two oppositely arranged clamping plates, two connecting holes arranged on the two clamping plates respectively, a connecting screw rod passing through the two connecting holes respectively at two ends, and two first fastening nuts screwed on the connecting screw rod and located on the side away from the two clamping plates.

[0015] As a further preferred embodiment of the utility model, the upper limiting device further comprises an adjusting screw rod connected with the end portions of the two clamping plates, a mounting hole arranged on the stand column and used for passing through the adjusting screw rod, and two second fastening nuts screwed on the adjusting screw rod and located on the two sides of the stand column.

[0016] As a further preferred embodiment of the utility model, the upper limiting device further comprises a limiting groove arranged on the clamping plate and matched with the connecting screw rod.

[0017] As a further preferred embodiment of the present application, the detection structure comprises a mounting plate and a detector arranged on the side of the mounting plate facing the cylinder wall of the bearing cylinder.

[0018] As a further preferred embodiment of the present application, the fixing plate is further provided with a first opening for the first rope to pass through.

[0019] As a further preferred embodiment of the present application, the fixing plate is further provided with a second opening for the second rope to pass through.

[0020] As a further preferred embodiment of the present application, the lifting plate is further provided with a third opening for the mounting plate and the detector to pass through. BRIEF DESCRIPTION OF DRAWINGS

[0021] FIG. 1 is a structural schematic diagram of the present application. Figure 1

[0022] FIG. 4 is a schematic diagram of the present application during stirring work. Figure 2

[0023] FIG. 5 is another structural schematic diagram of the present application. Figure 3

[0024] FIG. 6 is a partial structural schematic diagram of the present application from a top view. Figure 4

[0025] BRIEF DESCRIPTION OF DRAWINGS: bearing base 11, stand column 12, bearing cylinder 13, fixing plate 14, driving structure 1, stirring structure 2, detection structure 3;

[0026] rotating cylinder 101, first rope 102, second rope 103, first motor 104;

[0027] lifting plate 201, second motor 202, stirrer 203, fixing hole 204, vertical guide rod 205, lower limit plate 206, upper limit plate 207;

[0028] third opening 201a;

[0029] clamping plate 207a, connecting hole 207b, connecting screw 207c, first fastening nut 207d, adjusting threaded rod 207e, mounting hole 207f, second fastening nut 207g, limiting groove 207h;

[0030] mounting plate 301, detector 302. DETAILED DESCRIPTION

[0031] ​​​​In the description of the utility model, it needs to be understood that the orientation or position relationship indicated by the terms "upper", "lower", "inner", "outer", "left", "right" and the like is based on the orientation or position relationship shown in the drawings, or is the orientation or position relationship commonly placed when the utility model product is used, or is the orientation or position relationship commonly understood by those skilled in the art, and is only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the utility model.

[0032] In the description of the utility model, it also needs to be explained that, unless otherwise explicitly specified and limited, the terms "arrange", "connect" and the like should be understood broadly, for example, "connect" can be fixedly connected, can be detachably connected, or integrally connected, can be mechanically connected, or electrically connected, can be directly connected, or indirectly connected through an intermediate medium, and can be the communication inside two elements. For those skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0033] Embodiment 1

[0034] The utility model provides a kind of bored pile slurry specific gravity control device, including bearing base 11, the stand 12 being arranged in the both sides of bearing base 11, the bearing cylinder 13 being arranged in the middle part of bearing base 11, and the fixed plate 14 being arranged on the stand 12 and being located in the upper end of bearing cylinder 13, the drive structure 1 being arranged on the fixed plate 14, the stirring structure 2 being arranged in the lower end of the fixed plate 14 and being driven under the drive structure 1 and enters / away from the bearing cylinder 13, and the detection structure 3 being connected with the drive structure 1 and with the opposite movement of the stirring structure 2 close / away from the bearing cylinder 13.

[0035] It can be understood that the bearing cylinder 13 is the container of stirring slurry, its upper end is provided with feed inlet, feed inlet is used to input raw material (bentonite, water etc.), bearing cylinder 13 is installed in the middle part of bearing base 11, and stirring structure 2 is also located in the middle part of bearing cylinder 13 when working to guarantee stirring effect.

[0036] As a further preferred embodiment of the present application, the driving structure 1 comprises a rotating drum 101, a first rope 102 and a second rope 103 arranged on the rotating drum 101 in opposite directions, and a first motor 104 for driving the rotating drum 101 to rotate; the first rope 102 is connected with the stirring structure 2, and the second rope 103 is connected with the detecting structure 3. It can be understood that the fixed plate 14 is provided with a first opening for the first rope to pass through and a second opening for the second rope to pass through. The fixed plate 14 can also be provided with a limiting rope hole plate for limiting the positions of the two ropes to avoid the displacement of the positions of the ropes.

[0037] As a further preferred embodiment of the present application, the stirring structure 2 comprises a lifting plate 201, a second motor 202 arranged on the lifting plate 201, and a stirrer 203 connected with the output shaft of the second motor 202.

[0038] As a further preferred embodiment of the present application, the detecting structure 3 comprises a mounting plate 301, and a detector 302 arranged on the side of the mounting plate 301 facing the wall of the bearing drum 13. The detector 302 is a commonly used material detecting instrument in the prior art, which can detect the proportion of the slurry by contacting the slurry and output the detection result for the staff to record.

[0039] The working principle of the slurry specific gravity control device provided by the present application comprises: after the overall condition of the detecting device is detected and it is determined that it can work normally, the first motor 104 is started to drive the rotating drum 101 to rotate, the first rope 102 is extended while the second rope 103 is wound, the stirring structure 2 is lowered while the detecting structure 3 is raised, when the stirring structure 2 enters the inside of the bearing drum 13 and reaches the preset position, the first motor 104 is turned off. The second motor 202 is started to drive the stirrer 203 to fully stir the raw materials in the bearing drum 13. After the stirring is completed, the first motor 104 is started to drive the rotating drum 101 to rotate in the opposite direction, the stirring structure 2 is raised while the detecting structure 3 is lowered, the detector 302 enters the inside of the bearing drum 13 and detects the slurry therein (at this time, the stirring structure 2 is separated from the bearing drum), and the proportion of the raw materials input into the bearing drum 13 is controlled according to the detection result, so that the slurry is adjusted to the appropriate specific gravity.

[0040] The slurry specific gravity control device provided by the present application has the following advantages compared with the prior art:

[0041] When the slurry is stirred, the detector can be automatically moved to a safe position, avoiding the interference of the stirrer and the beating of the high-speed raw materials, effectively protecting the detector and prolonging the service life.

[0042] Embodiment 2

[0043] The embodiment is based on the structure optimization of the embodiment 1, aiming to improve the stability of the stirring structure 2, to improve the mixing effect of the mud, and to improve the accuracy of the detection. The specific structure is as follows:

[0044] The stirring structure 2 further comprises a fixing hole 204 arranged on the side end of the lifting plate 201, and a vertical guide rod 205 arranged on the wall of the bearing cylinder 13 and passing through the fixing hole 204.

[0045] As a further preferred embodiment, the stirring structure 2 further comprises a lower limiting plate 206 arranged on the side of the vertical guide rod 205 close to the bearing cylinder 13. The lower limiting plate 206 is mainly used to determine the lowest position (installation position during stirring) of the lifting plate 201, and provides support for the lifting plate 201.

[0046] As a further preferred embodiment, the stirring structure 2 further comprises an upper limiting device 207 detachably arranged on the vertical guide rod 205 and acting with the lower limiting plate 206 to clamp the lifting plate 201.

[0047] In the embodiment, a preferred structure of the upper limiting device 207 is as follows: the upper limiting device 207 comprises two oppositely arranged clamping plates 207a, two connecting holes 207b arranged on the two clamping plates 207a respectively, a connecting screw rod 207c passing through the two connecting holes 207b respectively, two first fastening nuts 207d screwed on the connecting screw rod 207c and located on the side away from the two clamping plates 207a, an adjusting threaded rod 207e connected with the end of the two clamping plates 207a, a mounting hole 207f arranged on the stand 12 and used for passing through the adjusting threaded rod 207e, two second fastening nuts 207g screwed on the adjusting threaded rod 207e and located on the two sides of the stand 12, and a limiting groove 207h arranged on the clamping plate 207a and matched with the connecting screw rod 207c. When the lifting plate 201 is lowered to the specified position, the lower surface of the lifting plate 201 is in contact with the lower limiting plate 206, at this time the position of the adjusting threaded rod 207e in the mounting hole 207f is adjusted to ensure that the limiting groove 207h on the two clamping plates 207a clamps the vertical guide rod 205, at this time the lower surface of the clamping plate 207a is in contact with the lifting plate 201, and the lifting plate 201 is clamped together with the lower limiting plate 206. The first fastening nut 207d is tightened to fix the two clamping plates 207a, and the second fastening nut 207g is tightened to fix the adjusting threaded rod 207e, so that the position of the lifting plate 201 is locked, thereby improving the stability during stirring. When it is needed to lift the lifting plate 201, only the locking of the nuts and the removal of the adjusting threaded rod 207e are needed.

[0048] In some embodiments, the length of the lifting plate 201 extends to the middle of the bearing cylinder 13 to ensure smooth installation of the stirrer 203 and at the same time does not affect the lifting of the whole detection structure 3.

[0049] In other embodiments, the length of the lifting plate 201 is equivalent to the diameter of the bearing cylinder 13, at this time the fixing holes 204 and the vertical guide rods 205 are at least symmetrically arranged, at this time the lifting plate 201 also needs to be provided with a third opening 201a for the joint passing of the mounting plate and the detector.

[0050] The specific embodiments described herein are merely illustrative of the spirit of the present application. Those skilled in the art of the present application can make various modifications or supplements to the described specific embodiments or use similar ways to replace, but will not deviate from the spirit of the present application or exceed the scope defined by the appended claims.

Claims

1. A drilling mud specific gravity control device for bored piles, comprising a bearing base (11), columns (12) disposed on both sides of the bearing base (11), a bearing cylinder (13) disposed in the middle of the bearing base (11), and a fixing plate (14) disposed on the columns (12) and located at the upper end of the bearing cylinder (13), characterized in that, It also includes a drive structure (1) disposed on the fixed plate (14), a stirring structure (2) disposed at the lower end of the fixed plate (14) and driven by the drive structure (1) to enter / move away from the support cylinder (13), and a detection structure (3) connected to the drive structure (1) and moving towards / away from the support cylinder (13) with a movement opposite to that of the stirring structure (2).

2. The drilling mud specific gravity control device according to claim 1, characterized in that, The drive structure (1) includes a rotating drum (101), a first rope (102) and a second rope (103) arranged in sections on the rotating drum (101) and wound in opposite directions, and a first motor (104) for driving the rotating drum (101) to rotate; the first rope (102) is connected to the stirring structure (2), and the second rope (103) is connected to the detection structure (3).

3. A drilling mud specific gravity control device according to claim 1 or 2, characterized in that, The stirring structure (2) includes a lifting plate (201), a second motor (202) mounted on the lifting plate (201), and a stirrer (203) connected to the output shaft of the second motor (202).

4. The drilling mud specific gravity control device according to claim 3, characterized in that, The stirring structure (2) also includes a fixing hole (204) provided on the side end of the lifting plate (201) and a vertical guide rod (205) provided on the wall of the bearing cylinder (13) and passing through the fixing hole (204).

5. The drilling mud specific gravity control device according to claim 4, characterized in that, The stirring structure (2) also includes a lower limiting plate (206) disposed on the side of the vertical guide rod (205) near the bearing cylinder (13).

6. The drilling mud specific gravity control device according to claim 5, characterized in that, The stirring structure (2) also includes an upper limiter (207) that is detachably mounted on the vertical guide rod (205) and acts with the lower limit plate (206) to clamp the lifting plate (201).

7. The drilling mud specific gravity control device according to claim 6, characterized in that, The upper limit device (207) includes two opposing clamping plates (207a), two connecting holes (207b) respectively provided on the two clamping plates (207a), a connecting screw (207c) with both ends passing through the two connecting holes (207b), and two first fastening nuts (207d) screwed onto the connecting screw (207c) and located on opposite sides of the two clamping plates (207a).

8. The drilling mud specific gravity control device according to claim 7, characterized in that, The upper limit device (207) also includes an adjusting threaded rod (207e) connected to the ends of the two clamps (207a), a mounting hole (207f) provided on the column (12) for passing through the adjusting threaded rod (207e), and two second fastening nuts (207g) screwed onto the adjusting threaded rod (207e) and located on both sides of the column (12).

9. The drilling mud specific gravity control device according to claim 7, characterized in that, The upper limit device (207) also includes a limiting groove (207h) disposed on the clamping plate (207a) and matched with the connecting screw (207c).

10. The drilling mud specific gravity control device according to claim 1, characterized in that, The detection structure (3) includes a mounting plate (301) and a detector (302) disposed on the side of the mounting plate (301) facing the wall of the bearing cylinder (13).

Images