Pile head depth measuring device

Abstract

The utility model provides a pile head depth measuring device, which comprises a drill ruler, and is characterized in that the drill ruler is inserted in a supporting unit, slides along the vertical direction of the supporting unit, is connected with an impact assembly which drives the drill ruler to move downwards, and is provided with a depth measuring assembly. According to the utility model, the drill rod ruler is inserted into the supporting unit, and the drill rod ruler is controlled by the supporting unit to be always kept in a vertical state, so that the perpendicularity of the drill rod penetrating into soil is improved; the sight line and the scale can be kept horizontal without bending down during reading, and the reading error is reduced; meanwhile, the impact ring is detachable, the weight of the impact ring can be increased or reduced according to geological conditions, and the soil penetrating efficiency of the drill ruler is further improved; the folding function is achieved, the size is small after folding, and turnover, storage and carrying are convenient.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of pile head depth measurement, specifically a pile head depth measuring device. BACKGROUND

[0002] After the engineering pile construction is completed, the pile body and the pile top are all buried in the foundation soil, sometimes the depth of the pile top from the ground needs to be found out, the prior art is mostly to use a steel drill directly inserted into the soil to detect the depth, such as a kind of bored pile pouring height detection device disclosed in Chinese utility model patent with authorized announcement No.

[0003] The prior art has the following shortcomings:

[0004] 1. It is difficult to ensure that the drill is vertically inserted into the soil, the measurement error is large, and the drill will deviate from the insertion track when slightly inclined, which can easily lead to the drill not touching the pile top;

[0005] 2. The measurer needs to bend over, which is troublesome and has large reading error;

[0006] 3. It is laborious to insert the drill into the soil when encountering hard stratum.

[0007] Therefore, how to effectively solve the above-mentioned shortcomings is a technical problem to be solved. INVENTION CONTENTS

[0008] In view of the deficiencies in the above background technology, the utility model provides a pile head depth measuring device, which solves the problems of difficulty in ensuring vertical insertion of the drill, drill measurement trouble, large error and time-consuming and laborious.

[0009] The technical scheme of the present application is as follows:

[0010] A pile head depth measuring device, comprising a drill, characterized in that: the drill is inserted into a support unit, the drill slides along the vertical direction of the support unit, the drill is connected with an impact assembly that drives the drill to move downward, and a depth measuring assembly is provided on the drill.

[0011] Further, the impact assembly comprises a force transmission support provided with threaded holes, the threaded holes are threadedly connected with the rod and the slide rod at both ends respectively, the slide rod is slidingly fitted with an impact ring, and the slide rod is arranged above the rod.

[0012] Further, the top of the slide rod is detachably connected with a anti-dropping cap.

[0013] Further, the impact ring is provided with a through hole one, and the diameter of the through hole one is greater than the diameter of the slide rod.

[0014] Further, the support unit comprises an upper connecting disc and a lower connecting disc provided with through holes two respectively, the rod is sequentially inserted into the through holes two, and a folding support is hinged between the upper connecting disc and the lower connecting disc. The upper connecting disc serves as a reading pointer of the scale, and the height is fixed, so that real-time reading is realized, and reading error is reduced when the line of sight is kept horizontal with the scale without bending over.

[0015] Further, the folding support is provided with at least three groups, and the folding supports form a triangle, so that stability is achieved.

[0016] Further, the folding support comprises a first inclined support rod hinged with the upper connecting disc, the other end of the first inclined support rod is hinged with a horizontal support rod, the other end of the horizontal support rod is hinged with the lower connecting disc, a second inclined support rod is arranged between the horizontal support rod and the first inclined support rod, and the second inclined support rod comprises hinged support rods one and two. The support unit can be folded, and the upper connecting disc, the lower connecting disc, the first inclined support rod, the horizontal support rod and the second inclined support rod are interconnected to realize folding function, so that the volume is small after folding, and the support unit is convenient to transfer, store and carry.

[0017] Further, the support rod one is hinged at the midpoint of the first inclined support rod.

[0018] Further, the depth measurement assembly comprises a scale arranged on the slide rod, and the 0 scale of the scale is flush with the upper surface of the upper connecting disc.

[0019] Further, the bottom of the rod is provided with a sharp part, so that the rod is convenient to insert into the soil and guide.

[0020] The specific beneficial effects of the utility model include:

[0021] 1. The utility model discloses a support unit is inserted to the plumb level, and the plumb level is kept vertical state through the support unit all the time, improves the perpendicularity of the detection plumb level into the earth.

[0022] 2. The utility model discloses a scale reading pointer of the upper connecting disc, the height is fixed, realizes real -time reading, and the line of sight can be kept with the scale level when reading without bending over, reduces reading error.

[0023] 3. The utility model discloses an impact assembly through the cooperation between slide, force transmission support, impact ring and plumb level, improves the beating effect and efficiency, saves time and energy, and the impact ring is detachable, can increase or reduce the weight of impact ring according to the geological condition, further improves the earth -entering efficiency of plumb level.

[0024] 4. The utility model discloses a support unit can be folded, and the upper connecting disc, lower connecting disc, first inclined support rod, horizontal support rod, second inclined support rod are interlinked, realize folding function, and the volume is small after folding, convenient for turnover, storage and carrying. BRIEF DESCRIPTION OF DRAWINGS

[0025] In order to more clearly illustrate the utility model embodiment, the following will be to the embodiment description needed to use the drawing briefly introduced, obviously, the following description in the drawing is only some embodiments of the utility model, for those skilled in the art, under the premise of not paying creative labor, can also obtain other drawings according to these drawings.

[0026] Figure 1 For the utility model use state schematic Figure 1 ;

[0027] Figure 2 For the utility model use state side view;

[0028] Figure 3 For support unit folding state schematic;

[0029] Figure 4 For Figure 2 The enlarged view in A of

[0030] Figure 5 For the utility model use state schematic Figure 2 .

[0031] BRIEF DESCRIPTION OF DRAWINGS

[0032] 1, plumb level;

[0033] 2, support unit;3, impact assembly;

[0034] 21, upper connecting disc;22, lower connecting disc;

[0035] 23, first inclined support rod;

[0036] 24, horizontal support rod; 25, second inclined support rod;

[0037] 31, force transmission bracket; 32, sliding rod; 33, impact ring;

[0038] 251, support rod one; 252, support rod two. DETAILED DESCRIPTION

[0039] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0040] A pile head depth measuring device, as shown in Figure 1 、 Figure 2 The utility model discloses a depth measuring device, which comprises a staff 1, the staff 1 is inserted in the support unit 2, the staff 1 slides along the vertical direction of the support unit 2, the staff 1 is connected with the impact assembly 3 that drives the staff 1 to move downwards, and a depth measuring assembly is arranged on the staff 1. The staff is inserted in the support unit 2, and the staff is kept in a vertical state all the time by the support unit 2, so that the verticality of the staff 1 when detecting the soil is improved.

[0041] On the basis of the above-mentioned embodiment, as a preferred embodiment, the impact assembly 3 comprises a force transmission bracket 31 provided with a threaded hole, the threaded hole is threadedly connected with the staff 1 and a sliding rod 32 at both ends respectively, the sliding rod 32 is slidingly matched with an impact ring 33 on the outer periphery, and the sliding rod 32 is arranged above the staff 1.

[0042] Specifically, the impact ring 33 slides on the sliding rod 32, the sliding rod 32 is used for ensuring that the impact ring 33 accurately hits the force transmission bracket 31 on the top of the staff 1 when hitting downwards, improving the hitting efficiency, facilitating the staff 1 to move downwards and insert into the soil, and continuously approaching the pile top.

[0043] Specifically, the force transmission bracket 31 is located at the top of the staff 1, the top of the force transmission bracket 31 is connected with the sliding rod 32, and the impact force of the impact hammer 2 can be transmitted to the staff 1. The center of the force transmission bracket 31 is provided with a threaded hole, and the bottom of the sliding rod 32 and the top of the staff 1 are provided with external threads, so as to facilitate installation and disassembly.

[0044] On the basis of the above embodiment, as a preferred embodiment, the top of the sliding rod 32 is detachably connected with an anti-off cap, the top of the sliding rod 32 is provided with external threads, the anti-off cap is provided with internal threads, and the anti-off cap is threadedly connected with the top of the sliding rod 32 to prevent the sliding rod 32 from being separated from the support unit 2 during work.

[0045] On the basis of the above embodiment, as a preferred embodiment, the impact ring 33 is provided with a through hole one, and the diameter of the through hole one is greater than the diameter of the sliding rod 32, so as to facilitate the sliding of the impact ring 33 along the sliding rod 32.

[0046] On the basis of the above embodiment, as a preferred embodiment, the support unit 2 includes an upper connecting disc 21 and a lower connecting disc 22, each provided with a through hole two, and the leveling rod 1 is sequentially inserted into the through hole two, and the upper connecting disc 21 and the lower connecting disc 22 are hingedly connected with a folding support.

[0047] On the basis of the above embodiment, as a preferred embodiment, the folding support is provided with at least three groups.

[0048] Specifically, as shown in Figure 1 , the folding support is provided with three groups, which are evenly distributed around the leveling rod 1 with an included angle of 120° between each group, and a triangle is formed between the folding supports, which has stability.

[0049] On the basis of the above embodiment, as a preferred embodiment, the folding support includes a first inclined support rod 23 hingedly connected with the upper connecting disc 21, the other end of the first inclined support rod 23 is hingedly connected with a horizontal support rod 24, the other end of the horizontal support rod 24 is hingedly connected with the lower connecting disc 22, and a second inclined support rod 25 is arranged between the horizontal support rod 24 and the first inclined support rod 23, the second inclined support rod 25 includes a hingedly connected support rod one 251 and a support rod two 252, as shown in Figure 3 .

[0050] Specifically, the upper connecting disc 21 and the lower connecting disc 22 are each provided with three hole-ear plates on the side, the two ends of the first inclined support rod 23, the horizontal support rod 24 and the second inclined support rod 25 are each provided with a through hole three, the through hole three of the first inclined support rod 23 is hingedly connected with the hole-ear plate of the upper connecting disc 21 through a bolt set one, the through hole three of the horizontal support rod 24 and the through hole three of the support rod two 252 are aligned with the hole-ear plate of the lower connecting disc 22 and are hingedly connected through a bolt set two, the through hole three of the first inclined support rod 23 and the horizontal support rod 24 are hingedly connected through a bolt set three, the ends of the support rod one 251 and the support rod two 252 are hingedly connected through a bolt set four, and the middle part of the support rod one 251 and the first inclined support rod 23 are hingedly connected through a bolt set five.

[0051] Specifically, the length of the second inclined support rod 25 cooperates with the horizontal support rod 24, so that when the second inclined support rod 25 is straightened, the horizontal support rod 24 is in a horizontal state.

[0052] On the basis of the above embodiment, as a preferred embodiment, the support rod 251 is hinged at the midpoint of the first inclined support rod 23.

[0053] On the basis of the above embodiment, as a preferred embodiment, as shown in the figure, Figure 4 As shown in the figure, the depth measuring assembly comprises a scale arranged on the sliding rod 32, the 0 scale of the scale is flush with the upper surface of the upper connecting disc 21, and is used for measuring the depth of the down insertion of the drill rod 1 in real time; the 0 scale on the scale is flush with the upper surface of the upper connecting disc 21, the minimum value of the scale of the sliding rod 32 is 1 mm, the upper connecting disc 21 also functions as a reading pointer, and the scale reading indicated by the upper surface of the upper connecting disc 21 is the down insertion depth of the drill rod 1.

[0054] Specifically, the length of the drill rod 1 is adapted to the height of the upper connecting disc 21, so that when the folding support is opened, the 0 scale of the sliding rod 32 is flush with the upper surface of the upper connecting disc 21.

[0055] On the basis of the above embodiment, as a preferred embodiment, the bottom of the drill rod 1 is provided with a sharp part, and the drill rod 1 is used for detecting a pile head; the sharp part is convenient for insertion into soil and guiding, as shown in the figure, Figure 5 As shown in the figure, the impact ring 33 is kept at a distance from the upper connecting disc 21, so as to be convenient for downward striking by means of the inertia and gravity of the impact ring 33; along with the downward striking of the impact ring 33 on the force transmission support 31, the force transmission support 31 drives the vertical falling of the drill rod 1, until the sharp part is abutted against the pile top, and the reading at this time is the distance from the pile top to the ground.

[0056] The upper connecting disc 21 in the utility model also functions as a reading pointer of the scale, the height is fixed, real-time reading is realized, the reading can be kept in a horizontal line with the scale without bending over, and reading error is reduced; the impact assembly 3 in the utility model improves the striking effect and efficiency through the cooperation between the sliding rod 32, the force transmission support 31, the impact ring 33 and the drill rod 1, time and labor are saved, meanwhile, the impact ring is detachable, the weight of the impact ring 33 can be increased or reduced according to the geological condition, and the soil entering efficiency of the drill rod 1 is further improved; the support unit 2 in the utility model is foldable, the upper connecting disc 21, the lower connecting disc 22, the first inclined support rod 23, the horizontal support rod 24 and the second inclined support rod 25 are interconnected, folding function is realized, the volume is small after folding, and the utility model is convenient for circulation, storage and carrying.

[0057] The utility model is not exhaustive, and all the conventional technical means known to those skilled in the art.

[0058] The above shows and describes the basic principle, main features and beneficial effects of the present application. The above is only a preferred embodiment of the present application and is not intended to limit the present application. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application shall be included in the protection scope of the present application.

Claims

1. A pile head depth measuring device comprising a gage rod (1), characterized in that: The rod (1) is inserted into the supporting unit (2), the rod (1) slides along the vertical direction of the supporting unit (2), the rod (1) is connected with the impact assembly (3) which drives the rod (1) to move downward, and the rod (1) is provided with the depth measuring assembly.

2. A pile head depth measuring device according to claim 1, characterised in that: The impact assembly (3) comprises a force transmission bracket (31) provided with a threaded hole, the threaded hole is threadedly connected with the rod (1) and a sliding rod (32) at both ends, the sliding rod (32) is slidingly connected with an impact ring (33) on the outer periphery, and the sliding rod (32) is arranged above the rod (1).

3. A pile head depth measuring device according to claim 2, characterised in that: The top of the sliding rod (32) is detachably connected with an anti-dropping cap.

4. A pile head depth measuring device according to claim 2 or 3, characterised in that: The impact ring (33) is provided with a through hole one, and the diameter of the through hole one is greater than the diameter of the sliding rod (32).

5. A pile head depth measuring device according to claim 4, characterised in that: The supporting unit (2) comprises an upper connecting disc (21) and a lower connecting disc (22) which are respectively provided with through holes two, and the rod (1) is sequentially inserted into the through holes two, and the upper connecting disc (21) and the lower connecting disc (22) are hingedly connected with a folding support.

6. A pile head depth measuring device according to claim 5, characterised in that: The folding support is provided with at least three groups.

7. A pile head depth measuring device according to claim 5, characterised in that: The folding support comprises a first inclined support rod (23) which is hingedly connected with the upper connecting disc (21), the other end of the first inclined support rod (23) is hingedly connected with a horizontal support rod (24), the other end of the horizontal support rod (24) is hingedly connected with the lower connecting disc (22), and a second inclined support rod (25) is arranged between the horizontal support rod (24) and the first inclined support rod (23), and the second inclined support rod comprises hingedly connected support rod one (251) and support rod two (252).

8. A pile head depth measuring device according to claim 7, characterised in that: The support rod one (251) is hingedly connected at the midpoint of the first inclined support rod (23).

9. A pile head depth measuring device according to any of claims 5 to 8, characterised in that: The depth measuring assembly comprises a scale arranged on the sliding rod (32), and the 0 scale of the scale is flush with the upper surface of the upper connecting disc (21).

10. A pile head depth measuring device according to any of claims 1-3, 6-8, characterised in that: The bottom of the rod (1) is provided with a sharp part.

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