CN218865002U - Vertical shaft well head horizontal displacement detection device - Google Patents

Abstract

The utility model relates to a shaft well head horizontal displacement detection device, establish the sleeve pipe on the well head pipeline including support and cover, the mode spiro union with the circumference array has two at least flexible pipes on the sleeve pipe, flexible pipe is the level setting, just its tangent line with the box connection department of length direction perpendicular to of flexible pipe, telescopic pipe keeps away from sheathed tube one end and support swing joint, be provided with distance sensor on the support, distance sensor is infrared distance meter, and when the translation takes place for well head along with time lapse or crust motion, the change of different degrees can take place for angle sensor and infrared distance meter's reading, can calculate out the translation distance of well head pipeline at the horizontal direction through the trigonometric function, also can further calculate the translation distance of well head pipeline in vertical direction simultaneously, has increased this detection device's function, has improved data measurement's accuracy nature.

Description

Vertical shaft well head horizontal displacement detection device

Technical Field

The application relates to a shaft construction field especially relates to a shaft well head horizontal displacement detection device.

Background

The shaft is the upright hardcover pipeline in hole wall, the wall of a well is very precipitous, the pipe meal applies to getting drinking water of hydraulic and hydroelectric engineering, lead to projects such as airing exhaust, because the wall of a well is very precipitous, it is close vertical, it is less to other equipment interference at job site, and area is little, can save construction space, shaft well head department can use the pipeline to pile up usually, in order to play the isolation place, prevent the effect that the staff fell into in the shaft, but because the lapse of time, the influence of construction and the motion of crust plate, the skew of vertical direction or horizontal direction can appear in the pipeline that can make well head department, influence the laminating of well head and the wall of a well, and then influence the construction.

In the related art, when the horizontal offset distance of a wellhead pipeline is measured, a worker usually measures the distance between a wellhead and a well wall manually to obtain measured data and then analyzes the data, but the method is basically rough measurement, the obtained data are inaccurate, judgment of the worker is affected, and a part to be improved exists.

SUMMERY OF THE UTILITY MODEL

For the skew distance of precision measurement well head pipeline at the horizontal direction, this application provides a shaft well head horizontal displacement detection device.

The application provides a vertical shaft well head horizontal displacement detection device adopts following technical scheme:

the utility model provides a shaft well head horizontal displacement detection device, includes that support and cover establish the sleeve pipe on the well head pipeline, it has two at least flexible pipes to overlap the mode spiro union of using the circumference array on the sleeve pipe, flexible pipe is the level setting, just its tangent line with the bushing junction of length direction perpendicular to of flexible pipe, telescopic pipe keeps away from sheathed tube one end and support swing joint, be provided with distance sensor on the support.

Optionally, the distance sensor is an infrared distance meter, the number of the infrared distance meters is the same as the number of the telescopic pipes, the infrared distance meters correspond to the telescopic pipes one by one, the transmitting ends of the infrared distance meters point to the center of the sleeve, the positions of the telescopic pipes, which are close to the telescopic pipes, in threaded connection with the sleeve, are provided with reflecting plates, and the reflecting plates are located between the center of the sleeve and the transmitting ends of the infrared distance meters.

Optionally, the telescopic pipe comprises an outer pipe, an inner pipe and a damping sleeve, the damping sleeve is sleeved outside the inner pipe, and the damping sleeve and the inner pipe are inserted into the outer pipe.

Optionally, at least three buckles for fixing with a wellhead pipeline are formed on the sleeve in a circumferential array manner.

Optionally, one end of the telescopic pipe, which is far away from the sleeve, is provided with a universal joint, and two ends of the universal joint are fixedly connected with the telescopic pipe and the support leg respectively.

Optionally, the support includes supporting leg and frame, the supporting leg is provided with at least three, supporting leg and frame rigid coupling, just the supporting leg is the acute angle with the angle of horizontal plane.

Optionally, one end of the support leg, which is far away from the end fixedly connected with the outer frame, is provided with a positioning needle.

In summary, the present application includes at least one of the following beneficial technical effects:

1. through the arrangement of the telescopic pipes, the average value of the horizontal movement of the wellhead can be measured and calculated through the extension and retraction of the plurality of telescopic pipes, so that more accurate data can be obtained, and the error of manual observation of workers can be reduced;

2. the arrangement of the damping sleeve in the extension tube can enable the measuring result of the distance sensor to be more accurate on one hand, and can slightly obstruct the movement of a wellhead pipeline on the other hand, so that the horizontal direction offset of the wellhead pipeline is reduced, and the installation stability of the wellhead pipeline can be improved;

3. through the setting of universal joint, can give flexible pipe certain degree of freedom, be favorable to preventing that the well head pipeline from receiving the influence and when producing the altitude variation, the condition that will stretch out and draw back the pipe damage takes place.

Drawings

Fig. 1 is an axis view showing the overall structure of the horizontal displacement detection device for the wellhead of the shaft in the embodiment;

FIG. 2 is an enlarged schematic view of section A of FIG. 1;

reference numerals are as follows: 1. a support; 11. an outer frame; 12. supporting legs; 13. a positioning pin; 2. a sleeve; 21. buckling; 22. a telescopic pipe; 221. an outer tube; 222. an inner tube; 223. a damping sleeve; 23. a universal joint; 24. an infrared range finder; 25. a reflective plate; 26. an angle sensor.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions of the embodiments of the present application will be clearly and completely described below with reference to the drawings of the embodiments of the present application. It should be apparent that the described embodiments are only some of the embodiments of the present application, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the described embodiments of the application without any inventive step, are within the scope of protection of the application.

Unless defined otherwise, technical or scientific terms used herein shall have the ordinary meaning as understood by one of ordinary skill in the art to which this application belongs. The use of the terms "a" or "an" and the like in the description and in the claims of the present application do not denote a limitation of quantity, but rather denote the presence of at least one.

The present application is described in further detail below with reference to figures 1-2.

The embodiment of the application discloses shaft well head horizontal displacement detection device.

Referring to fig. 1, a shaft well head horizontal displacement detection device, including support 1 and sleeve pipe 2, sleeve pipe 2 is used for the cover to establish on the well head pipeline, and the shaping of angles such as circumference array has at least three buckle 21 on the sleeve pipe 2, in this embodiment, for the enhancement sleeve pipe 2 is connected with the well head pipeline, buckle 21 sets up to four, four buckles 21 all can dismantle with the well head pipeline and be connected, can freely dismantle in needs, also can realize firm centre gripping to the well head pipeline in the time of detecting simultaneously, improve measurement accuracy.

Referring to fig. 1, support 1 includes supporting leg 12 and frame 11, in this embodiment, frame 11 is the square setting, supporting leg 12 has four, set firmly four corners at frame 11 respectively, and four supporting legs 12 keep away from its one end of being connected with frame 11 and extend to the direction of keeping away from each other, for the support stability who improves support 1, supporting leg 12 is the acute angle with the angle of horizontal plane, and four supporting legs 12 keep away from its one end with frame 11 rigid coupling and all be provided with pilot pin 13, in the near soil of shaft can be pricked into to pilot pin 13, play reinforced effect, prevent because receive influence such as external force and make support 1 even take place the skew, further improve measurement accuracy.

Referring to fig. 1 and 2, telescopic pipes 22 are arranged between a sleeve 2 and a support 1, the number of telescopic pipes 22 and the number of support legs 12 are four and are in one-to-one correspondence, in this embodiment, one is taken as an example to describe, telescopic pipe 22 includes an outer pipe 221, an inner pipe 222 and a damping sleeve 2232, damping sleeve 2232 is sleeved outside inner pipe 222, and damping sleeve 2232 and inner pipe 222 are inserted into outer pipe 221; one end of inner tube 222 of extension tube 22 is in threaded connection with sleeve 2, one end of outer tube 221 of extension tube 22 is movably connected with corresponding support leg 12 through universal joint 23, and extension tube 22 is horizontally arranged as a whole; flexible pipe 22 that has the damped on the one hand can make the well head drive flexible pipe 22 flexible more steady accuracy, on the other hand can hinder well head pipeline removal under influence such as topography change slightly, be favorable to improving well head pipeline's installation stability, and universal joint 23 can give flexible pipe 22 one end basic degree of freedom, because well head pipeline not only can translate in the horizontal direction, still can translate in vertical direction, when this degree of freedom can prevent that well head pipeline from taking place the altitude variation, the condition emergence of the damage of flexible pipe 22, be favorable to prolonging the life of flexible pipe 22.

Referring to fig. 1 and 2, the telescopic tube 22 is provided with distance sensors, in this embodiment, the distance sensors are preferably infrared distance meters 24, the number of the infrared distance meters 24 is the same as that of the telescopic tube 22, and the infrared distance meters 24 are in one-to-one correspondence, any infrared distance meter 24 is located on the outer tube 221 of the corresponding telescopic tube 22 and close to the connection between the outer tube 221 and the universal joint 23, the emitting end of any infrared distance meter 24 points to the center of the circle of the sleeve 2, and the inner tube 222 of any telescopic tube 22 is provided with a reflection plate 25 close to the screw joint between the inner tube and the sleeve 2, the reflection plate 25 is used for receiving and reflecting a signal transmitted by the infrared distance meter 24, and as the telescopic tube 22 extends, the signal transmitted by the infrared distance meter 24 changes, so that a worker can obtain a translation distance of the infrared distance meter 24 by observing the reading more intuitively.

In a preferred embodiment of this application, pilot pin 13 is the fish tape form, after pilot pin 13 pierces in soil, receive the influence of crustal motion, can be slowly released, lead to flexible pipe 22 to take place length variation when well head pipeline does not translate, influence infrared distance meter 24's reading, thereby there is the risk that influences measurement accuracy, pilot pin 13 of fish tape form can firmly be nailed in the ground, minimize the influence of crustal motion to infrared distance meter 24 readings, thereby reach the purpose that improves measurement accuracy.

In actual production life, because the translation of vertical direction still can take place for the well head pipeline, but flexible pipe 22 can only monitor the translation of horizontal direction, need confirm horizontal direction translation distance and vertical direction translation distance through the angle conversion, still fixed being provided with angle sensor 26 that is used for measuring flexible pipe 22 turned angle on the event supporting leg 12, the staff of can being convenient for carries out accurate calculation to the translation of well head pipeline level and vertical direction, further improves and detects the precision.

The implementation principle of the vertical shaft wellhead horizontal displacement detection device in the embodiment of the application is as follows: after a wellhead pipeline is installed, firstly, the sleeve 2 is clamped on the wellhead pipeline, then the extension pipe 22 is screwed, the extension pipe 22 is pulled out by a certain length to serve as an initial degree of freedom, then the universal joint 23 is installed, the position of the support leg 12 of the support 1 corresponding to the universal joint 23 is inserted into the ground, after each extension pipe 22 is connected with the corresponding support leg 12 through the universal joint 23, the detection device is installed, before the detection device is used, reading correction needs to be carried out on the angle sensor 26 and the infrared distance meter 24, the reading is 0, when the wellhead moves horizontally along with time lapse or ground shell movement, the reading of the angle sensor 26 and the infrared distance meter 24 can change in different degrees, the horizontal translation distance of the wellhead pipeline can be calculated through a trigonometric function, meanwhile, the vertical translation distance of the wellhead pipeline can be further calculated, functions of the detection device are increased, meanwhile, four infrared distance meters 24 are arranged, more accurate data can be calculated through the average value of four point positions, and the accuracy of data measurement is improved.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (7)

1. The utility model provides a shaft well head horizontal displacement detection device which characterized in that: the well head pipeline expansion device comprises a support (1) and a sleeve (2) which is sleeved on a well head pipeline, wherein at least two expansion pipes (22) are connected to the sleeve (2) in a circumferential array mode in a threaded mode, the expansion pipes (22) are horizontally arranged, the length direction of each expansion pipe (22) is perpendicular to a tangent line of a joint of the expansion pipe and the sleeve (2), one end, away from the sleeve (2), of each expansion pipe (22) is movably connected with the support (1), and a distance sensor is arranged on the support (1).

2. The apparatus of claim 1, wherein the apparatus further comprises: distance sensor is infrared distance meter (24), the quantity of infrared distance meter (24) is the same and the one-to-one with flexible pipe (22) quantity, the directional sleeve pipe (2) the centre of a circle of the transmitting terminal of infrared distance meter (24), just flexible pipe (22) are close to its position with sleeve pipe (2) spiro union and are provided with reflecting plate (25), reflecting plate (25) are located between sleeve pipe (2) the centre of a circle and infrared distance meter (24) transmitting terminal.

3. The vertical well head horizontal displacement detection device of claim 1, wherein: the telescopic pipe (22) comprises an outer pipe (221), an inner pipe (222) and damping sleeves (223) (2), wherein the damping sleeves (223) (2) are sleeved outside the inner pipe (222), and the damping sleeves (223) (2) and the inner pipe (222) are inserted into the outer pipe (221).

4. The apparatus of claim 1, wherein the apparatus further comprises: at least three buckles (21) for fixing with a wellhead pipeline are formed on the sleeve (2) in a circumferential array mode.

5. The vertical well head horizontal displacement detection device of claim 1, wherein: the support (1) comprises supporting legs (12) and an outer frame (11), wherein the number of the supporting legs (12) is at least three, the supporting legs (12) are fixedly connected with the outer frame (11), and the angles of the supporting legs (12) and the horizontal plane are acute angles.

6. The apparatus of claim 5, wherein the apparatus further comprises: one end, far away from the sleeve (2), of the telescopic pipe (22) is provided with a universal joint (23), two ends of the universal joint (23) are fixedly connected with the telescopic pipe (22) and the supporting legs (12) respectively, and the supporting legs (12) are further provided with angle sensors (26) used for measuring the rotation angles of the telescopic pipe (22).

7. The apparatus of claim 6, wherein the apparatus further comprises: and one end of the supporting leg (12) far away from the end fixedly connected with the outer frame (11) is provided with a positioning needle (13).

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