Portable self-flow well water head measuring device

Abstract

The utility model relates to the technical field of self-flow well water head measurement, and discloses a portable self-flow well water head measuring device which comprises a plugging mechanism, a water head measuring device and a water head measuring device, one end of the piezometric tube penetrates through the plugging mechanism and is communicated with the artesian well; and the pressure measuring piece is arranged on the pressure measuring pipe. The wellhead of the artesian well is plugged through the plugging mechanism, the pressure measuring pipe is communicated with the artesian well, the water pressure at the height position is measured through the pressure measuring piece, and lift information at the height position of the pressure measuring piece can be obtained through back calculation. The device is simple in structure, easy to carry, convenient to operate and capable of rapidly measuring lift information of the artesian well.

Description

TECHNICAL FIELD

[0001] The utility model relates to art of artesian well water head measurement field, in particular to a portable artesian well water head measuring device. BACKGROUND

[0002] In the field of hydrogeological exploration, water conservancy project and daily monitoring of artesian well, it is very important to accurately measure the water head height of artesian well. At present, the commonly used water head measurement method has some inconvenience. For example, the traditional measuring tool is relatively heavy and inconvenient to carry to the artesian well site in complex terrain in the wild, and part of the measuring device is complex to install and operate, which needs professional technical personnel to spend a long time for debugging and measurement, and the measurement accuracy is easily affected by external environmental factors.

[0003] Therefore, it has important practical significance to develop a portable, simple and convenient to operate and high-precision artesian well water head measuring device. UTILITY MODEL CONTENT

[0004] The utility model aims at providing a portable artesian well water head measuring device to overcome the above-mentioned shortcomings.

[0005] In order to achieve the above purpose, the technical scheme of the utility model is: a portable artesian well water head measuring device, comprising:

[0006] A plugging mechanism is sleeved on the well mouth of the artesian well;

[0007] A pressure measuring pipe is provided, one end of which penetrates the plugging mechanism and is used for communication with the artesian well; and

[0008] A pressure measuring element is arranged on the pressure measuring pipe.

[0009] Further, the plugging mechanism comprises:

[0010] A plugging plug in the shape of an inverted circular table, which is used for buckling at the well mouth of the artesian well; and

[0011] A pressing assembly is arranged for pressing the plugging plug at the well mouth of the artesian well.

[0012] Further, the pressing assembly comprises:

[0013] A connecting sleeve is fixedly connected with the outer wall of the well shaft of the artesian well;

[0014] A pressing plate is arranged above the plugging plug, and the pressure measuring pipe penetrates the pressing plate; and

[0015] A plurality of pulling elements are connected with the connecting sleeve and the pressing plate at both ends, and a plurality of the pulling elements are arranged at intervals along the circumferential side of the artesian well.

[0016] Further, the connecting sleeve comprises a plurality of clamps arranged at intervals along the circumferential side of the artesian well, and adjacent two of the clamps are connected by a fastener.

[0017] Further, the fastener is a bolt and a nut, and the two ends of the clamp are provided with connecting ears, and the bolt penetrates the adjacent connecting ears of adjacent two of the clamps and is threadedly connected with the nut.

[0018] Further, the middle part of the clamp is provided with a connecting ear II, and a connecting rod is rotatably connected to the connecting ear II.

[0019] The circumferential side of the pressing plate protrudes from the plugging plug to form a plurality of protruding portions.

[0020] The material of the puller is a screw rod, the lower end of the screw rod is fixedly connected with the connecting rod one by one, and the upper end of the screw rod penetrates the protruding portion one by one and is threadedly connected with a nut II.

[0021] Further, the pressure measuring member is a pressure gauge, the pressure gauge is arranged at the middle part of the pressure measuring pipe, and the pressure measuring pipe is provided with a valve near the water outlet end.

[0022] Further, the material of the plugging plug is rubber.

[0023] Compared with the prior art, the utility model has at least the following advantages:

[0024] The utility model discloses a plugging mechanism is sealed to the well mouth of artesian well, utilizes the communication of pressure measuring pipe and artesian well, and the water pressure at the height is determined through pressure measuring member, and the lift information at the height of pressure measuring member can be inversely calculated. BRIEF DESCRIPTION OF DRAWINGS

[0025] In order to more clearly illustrate the technical scheme in the embodiment of the utility model or prior art, the following will briefly introduce the drawing needed to be used in the embodiment, and obviously, the drawing in the following description is only some embodiments of the utility model, and for those skilled in the art, other drawings can also be obtained according to the drawings without paying the creative labor.

[0026] Fig. 1 It is the whole structure schematic diagram of the utility model portable artesian well water head measuring device;

[0027] Fig. 2 It is the sectional view of the utility model portable artesian well water head measuring device.

[0028] Reference signs: 1, sealing mechanism; 2, pressure measuring pipe; 3, pressure measuring piece; 4, valve; 5, artesian well; 11, sealing plug; 12, pressing plate; 13, clamp; 14, fastener; 15, connecting lug one; 16, connecting lug two; 17, protruding part; 18, screw rod; 19, nut two. DETAILED DESCRIPTION

[0029] 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 scope of protection of the utility model.

[0030] In order to make the above-mentioned purposes, features and advantages of the utility model more apparent and easy to understand, the utility model will be further described in detail below with reference to the drawings and specific embodiments.

[0031] Reference Figs. 1-2 The utility model provides a kind of portable artesian well water head measuring device, including sealing mechanism 1, pressure measuring pipe 2 and pressure measuring piece 3. Among them, sealing mechanism 1 is set in the well mouth of well shaft, for ensuring that artesian well 5 remains sealed state during measurement. One end of pressure measuring pipe 2 penetrates sealing mechanism 1, and one end of pressure measuring pipe 2 is communicated with artesian well 5;Pressure measuring piece 3 is arranged on pressure measuring pipe 2.

[0032] Preferably, sealing mechanism 1 includes sealing plug 11 and lower pressure assembly. Sealing plug 11 is inverted circular truncated cone, and material is rubber, and texture is soft, and it is designed to meet different caliber well shaft, sealing plug 11 is used to buckle in the well mouth of artesian well 5, to block the water in artesian well 5. Upper top surface circle diameter is generally greater than 273mm, lower bottom surface circle diameter is generally not less than 60mm, circular truncated cone height is generally not greater than 400mm, and actual work can be determined according to the actual size of investigation area artesian well 5 well hole, to achieve good sealing effect. Lower pressure assembly is used to press sealing plug 11 tightly in the well mouth of artesian well 5.

[0033] Specifically, lower pressure assembly includes connecting sleeve, pressing plate 12 and puller. Connecting sleeve is fixedly connected with the outer wall of artesian well 5;Pressing plate 12 is abutted above sealing plug 11, and pressure measuring pipe 2 penetrates pressing plate 12 and is arranged;Puller is provided with several, and several pullers are arranged along the circumferential side of artesian well 5 at intervals;Two ends of several pullers are connected with connecting sleeve and pressing plate 12 respectively.

[0034] The material of the pressing plate 12 is not particularly limited, and preferably a round steel plate or iron plate with a thickness of 20-25 mm is used; the size can be slightly larger than the top surface of the plugging plug 11, and the diameter can meet the fixing position of the surrounding tension member; the peripheral side of the pressing plate 12 protrudes from the plugging plug 11 to form a plurality of protruding portions 17; the protruding portions 17 are provided with circular through holes with a diameter of 25-30 mm, so that the tension member can be fixed by penetrating the through holes, and the plugging plug 11 is pressed and covered.

[0035] Preferably, the connecting sleeve comprises a plurality of clamps 13 arranged at intervals along the peripheral side of the self-flowing well 5, and adjacent two clamps 13 are connected by a fastener 14, and the clamps 13 are connected with the lower end of the tension member. The material of the clamps 13 is selected from steel or iron, and the clamps 13 are usually provided with three or four sections.

[0036] Optionally, the fastener 14 is a bolt and a nut, and the two ends of the clamp 13 are provided with connecting ears 15, and the bolt penetrates the adjacent connecting ears 15 of the adjacent two clamps 13 and is threadedly connected with the nut. The connecting mode of the bolt and the nut between the clamps 13 can adapt the clamps 13 to the wellbore of the self-flowing well 5 with different sizes.

[0037] Optionally, the middle part of the clamp 13 is provided with a connecting ear 16, and the connecting ear 16 is rotatably connected with a connecting rod; the material of the tension member is a screw rod 18, the lower end of the screw rod 18 is fixedly connected with the connecting rod, and the upper end of the screw rod 18 penetrates the protruding portion 17 and is threadedly connected with a nut 2.

[0038] The pressure measuring member 3 is a pressure gauge, and the pressure gauge is arranged at the middle part of the pressure measuring pipe 2, and the pressure measuring pipe 2 is provided with a valve 4 near the water outlet end. The pressure gauge is installed on the communication pipe, and the data observation is convenient. The instrument measurement range is generally 0-0.2MPa, and more accurate measuring instruments can be selected according to the preliminary measurement results on site.

[0039] The working principle of the utility model:

[0040] Firstly, the plugging plug 11 and the pressing plate 12 are placed at the well mouth, and artificial pressing is adopted to avoid the large overflow of well water as much as possible.

[0041] Secondly, the clamp 13 is attached to the outer wall of the wellbore of the self-flowing well 5, and the height thereof is adjusted.

[0042] Thirdly, the upper end of the screw rod 18 penetrates the protruding portion 17 and is connected with the nut 2; further, the bolt and the nut 1 between the clamps 13 are tightened and fixed, and the nut 2 at the upper end of the screw rod 18 is further tightened until no water overflows at the well mouth.

[0043] Finally, the valve 4 is closed, and the reading on the pressure gauge is observed to calculate the lift information of the self-flowing well 5.

[0044] The calculation formula is as follows:

[0045] The pressure formula P = pgh is used to calculate inversely, and the formula is transformed, that is, h = P / pg.

[0046] Wherein, P is the measurement value of the pressure measuring element 3; p is the density of water, which is measured on site by a portable density measuring instrument; g is the acceleration of gravity, which is generally taken as 9.8 m / s 2 .

[0047] The head information at the height of the pressure measuring element 3 can be calculated by the above method. In the description of the utility model, it should be understood that the directions or position relationships indicated by the terms "longitudinal", "transverse", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like are based on the directions or position relationships shown in the drawings, and are only for the convenience of describing the utility model, and do not indicate or imply that the devices or elements referred to 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.

[0048] The above-described embodiments are only used to describe the preferred modes of the utility model, and do not limit the scope of the utility model. Without departing from the design spirit of the utility model, various modifications and improvements to the technical solutions of the utility model made by those skilled in the art should fall within the protection scope of the utility model as defined in the claims.

Claims

1. A portable artesian well head measurement device, characterized by, The utility model relates to a portable artesian well water head measuring device, including: A blocking mechanism (1) is sleeved on the well mouth of an artesian well (5); A pressure pipe (2) penetrates one end of the blocking mechanism (1) and is used for communicating with the artesian well (5); And A pressure measuring element (3) is arranged on the pressure pipe (2); The blocking mechanism (1) includes: A blocking plug (11) in the shape of an inverted truncated cone is used for buckling at the well mouth of the artesian well (5); And A pressing assembly is used for pressing the blocking plug (11) at the well mouth of the artesian well (5).

2. The portable artesian well head measurement device of claim 1, wherein, The pressing assembly includes: A connecting sleeve is fixedly connected with the outer wall of the well shaft of the artesian well (5); A pressing plate (12) is abutted above the blocking plug (11), and the pressure pipe (2) is arranged through the pressing plate (12); and A plurality of pullers are connected with the connecting sleeve and the pressing plate (12) at both ends respectively, and the plurality of pullers are arranged along the circumferential side of the artesian well (5) at intervals.

3. The portable artesian well head measurement device of claim 2, wherein, The connecting sleeve includes a plurality of clamps (13) arranged at intervals along the circumferential side of the artesian well (5), and adjacent two clamps (13) are connected through a fastener (14), and the clamps (13) are connected with the lower ends of the pullers.

4. The portable artesian well head measurement device of claim 3, wherein, The fastener (14) is a bolt and a nut, both ends of the clamp (13) are provided with a connecting lug (15), the bolt penetrates the adjacent connecting lug (15) of adjacent two clamps (13) and is threadedly connected with the nut.

5. The portable artesian well water head measuring device according to claim 3, wherein A connecting lug (16) is arranged in the middle of the clamp (13), and a connecting rod is rotatably connected to the connecting lug (16); A plurality of protruding portions (17) are formed on the circumferential side of the pressing plate (12) and protrude from the blocking plug (11); The material of the puller is a screw rod (18), the lower end of the screw rod (18) is fixedly connected with the connecting rod one by one, and the upper end of the screw rod (18) penetrates the protruding portion (17) one by one and is threadedly connected with a nut (19).

6. The portable artesian well head measurement device of claim 5, wherein, The pressure measuring element (3) is a pressure gauge, the pressure gauge is arranged in the middle of the pressure pipe (2), and the pressure pipe (2) is provided with a valve (4) close to the water outlet end.

7. A portable artesian well head measurement device according to any one of claims 2 to 6, wherein, The material of the blocking plug (11) is rubber.

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