CN212747954U - Underground pipeline flow testing device - Google Patents
Underground pipeline flow testing device Download PDFInfo
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- CN212747954U CN212747954U CN202022096269.8U CN202022096269U CN212747954U CN 212747954 U CN212747954 U CN 212747954U CN 202022096269 U CN202022096269 U CN 202022096269U CN 212747954 U CN212747954 U CN 212747954U
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Abstract
The utility model discloses an underground pipeline flow testing device, which relates to a detection device, comprising a flow meter body, a vertical telescopic rod used for sending the flow meter body into an underground pipeline from a shaft inlet is further arranged, the bottom end of the vertical telescopic rod is fixedly provided with a first electric telescopic rod which is vertically arranged with the vertical telescopic rod and is used for sending the flow meter body into a conventional part of the underground pipeline, the other end of the first electric telescopic rod is fixedly provided with the flow meter body, the vertical telescopic rod is also movably provided with a second electric telescopic rod used for fixing the part of the vertical telescopic rod, which is positioned at the shaft and the intersection of the underground pipeline, the first electric telescopic rod and the second electric telescopic rod are deviated from each other, the axes of the first electric telescopic rod and the second electric telescopic rod are positioned on the same vertical surface, and; the utility model discloses can effectually reduce the impact of rivers to the influence of testing result, realize the effective detection of the interior liquid velocity of flow of underground piping.
Description
Technical Field
The utility model relates to a detection device, what especially relate to is an underground pipeline flow testing arrangement.
Background
The Doppler ultrasonic flowmeter can well measure the flow velocity and the water level of water flow in a pipeline. But for more complex underground pipelines, the installation and fixing difficulties are higher. Vortex is easy to form in the well, the water flow rate cannot be measured, and the flow rate can be better measured only by extending the probe into the pipeline. At present, the continuous flow monitoring support equipment in the underground pipeline mainly comprises a steel pipe, but the connection equipment is easy to loosen after being placed for a period of time, so that the ultrasonic probe deviates from the direction, and the water flow speed in the well cannot be measured. The flow monitoring in the pipeline connected with the large well chamber does not have good equipment, and the flow monitoring of the large well chamber cannot be realized at present.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an underground pipeline flow testing arrangement to overcome the technical problem of underground pipeline flow detection difficulty among the prior art.
The utility model provides an underground pipe flow testing arrangement, including the flowmeter body, still be provided with and be used for sending into the flowmeter body from the shaft entry vertical telescopic link in the underground piping, vertical telescopic link's bottom fixed mounting has rather than setting up perpendicularly and be used for sending into the flowmeter body the first electric telescopic handle in the conventional part of underground piping, first electric telescopic handle's other end fixed mounting has the flowmeter body, it has the second electric telescopic handle that is used for going on fixing its part that is in shaft and underground piping intersection department to go back movable mounting on the vertical telescopic link, first electric telescopic handle and second electric telescopic handle deviate from each other and the two axis is in on same vertical face, and the two is connected with the controller respectively.
Further, the second electric telescopic handle specifically is two, and the two sets up about the vertical plane symmetry in first electric telescopic handle axis place, and every second electric telescopic handle all is less than 90 with the contained angle that corresponds vertical face simultaneously.
Further, movable mounting has the collar on the vertical telescopic link, and second electric telescopic handle can be dismantled or rotate with the collar and be connected, just fixed mounting has the cushion that is used for with the laminating of shaft wall of a well on the vertical wall that deviates from second electric telescopic handle on the collar.
Furthermore, the bottom of the vertical telescopic rod is provided with a connecting rod which is coaxially distributed with the vertical telescopic rod, the length of the connecting rod is greater than the inner diameter of an underground pipeline, the first electric telescopic rod is fixedly installed on the connecting rod, and the installation ring is installed on the outer wall of the bottom end of the vertical telescopic rod.
Furthermore, the bottom end of the connecting rod is rotatably provided with a sole which is used for contacting with an underground pipeline to increase friction force.
Further, the bottom of the vertical telescopic rod is also provided with a camera and a lighting device which are respectively connected with the controller.
Furthermore, the vertical telescopic rod is formed by connecting a plurality of sections of steel pipes through connecting pieces.
The utility model discloses following beneficial effect has:
the utility model provides an underground pipeline flow testing device, which can effectively adjust the extension length according to the depth of the underground pipeline by adopting a plurality of telescopic rods, thereby leading the equipment to be capable of carrying out flow detection under various conditions; secondly, the vertical telescopic rod at the intersection of the vertical shaft and the underground pipeline can be effectively fixed by arranging the second electric telescopic rod, so that the defect caused by overlong suspended part of the vertical telescopic rod can be avoided; by arranging the connecting rod and the like, the flow test of the equipment in the large-size underground pipeline can be effectively carried out, the influence of water flow impact is greatly reduced, and the measurement precision is improved; meanwhile, the equipment can be adopted to avoid.
Drawings
FIG. 1 is a schematic structural diagram of an underground pipeline flow rate testing device in embodiment 1;
fig. 2 is a schematic structural diagram of a device for testing the flow of an underground pipeline in embodiment 2.
In the figure: 1. a flowmeter body; 2. a vertical telescopic rod; 3. a first electric telescopic rod; 4. a second electric telescopic rod; 5. a controller; 6. a mounting ring; 7. cushion blocks; 8. a connecting rod; 9. a sole of a foot; 10. a camera; 11. lighting device
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example 1
In the embodiment, the underground pipeline flow testing device comprises a flow meter body 1, in order to carry out real flow detection on a conventional part (the conventional part refers to a part which is not connected with a shaft equal-division pipeline in the pipeline and is possibly caused by construction and the like, and the inner diameter is irregular or the size is larger than the normal inner diameter so as to influence the measurement precision) of the flow meter body 1 which can be sent into an underground pipeline, a vertical telescopic rod 2 used for sending the flow meter body 1 into the underground pipeline from a shaft inlet is arranged, the vertical telescopic rod 2 adjusts different lengths according to the depth of a shaft so that the flow meter body 1 can be effectively sent into the underground pipeline, a first electric telescopic rod 3 which is vertically arranged at the bottom end of the vertical telescopic rod 2 and used for sending the flow meter body 1 into the conventional part of the underground pipeline is fixedly or detachably arranged, the other end of the first electric telescopic rod 3 is fixedly provided with a flowmeter body 1, namely the first electric telescopic rod 3 is horizontally arranged, when the whole body is sent to a preset position by the vertical telescopic rod 2, the action of the first electric telescopic rod is extended, so that the flowmeter body 1 is sent into a conventional part of an underground pipeline, and the flow measurement can be carried out;
however, when the flow meter body 1 performs flow detection, the vertical telescopic rod 2 extending into water is impacted by water flow, and the whole length of the vertical telescopic rod 2 is long after being extended, so that certain phenomena such as shaking and the like exist in the process of water flow impact, and in order to reduce the influence caused by water flow impact, in the embodiment, the vertical telescopic rod 2 is further provided with a second electric telescopic rod 4 for fixing the part of the vertical telescopic rod at the intersection of the vertical shaft and the underground pipeline, the first electric telescopic rod 3 and all the second electric telescopic rods 4 deviate from each other, and the axes of the first electric telescopic rod and the second electric telescopic rods are positioned on the same vertical plane;
in order to reduce the influence degree of water flow impact, a second electric telescopic rod 4 is installed on a vertical telescopic rod 2, when the vertical telescopic rod 2 extends to a preset position, the position of the second electric telescopic rod 4 is just positioned at the joint of a vertical shaft and an underground pipeline, the position can be directly obtained according to the size of the underground pipeline and the size of the vertical shaft, the installation position of the second electric telescopic rod 4 is planned, the second electric telescopic rod 4 moves and extends after being positioned at the joint position, the outer end of the second electric telescopic rod props against the vertical inner wall, one side of the vertical telescopic rod 2 is attached to the inner wall of the vertical shaft at the moment, and therefore the purpose of pressing and supporting the position is achieved, and the vibration amplitude of the vertical telescopic rod 2 caused by water flow impact; meanwhile, in the embodiment, the two electric telescopic rods and the flowmeter body 1 are respectively connected with the controller 5, so that data transmission and control of later-period equipment are facilitated.
The working principle is as follows:
after equipment preparation test is accomplished, first electric telescopic handle 3 and second electric telescopic handle 4 all contract to the shortest, then vertically transfer from the entry of shaft etc. through vertical telescopic handle 2, when setting up the position is transferred to vertical telescopic handle 2, first electric telescopic handle 3 has been in the underground piping, then with the inner wall of 2 laminating shafts of vertical telescopic handle, and rotatory its self makes flowmeter body 1 on the second electric telescopic handle 4 meet rivers, then open second electric telescopic handle 4 and make its expansion end and the opposite side contact of shaft inner wall and tightly push up, the junction of the top of fixed vertical telescopic handle 2 and shaft simultaneously, the two also keeps the laminating, then move first electric telescopic handle 3 and make flowmeter body 1 go deep into the conventional part of underground piping and carry out flow detection.
After the measurement is finished, after the two electric telescopic rods are moved to be retracted, the vertical telescopic rod 2 is moved to take out the equipment from the vertical shaft, and the detection is finished.
Particularly, in the embodiment, in order to further stabilize the vertical telescopic rod 2, two second electric telescopic rods 4 can be provided, and when two second electric telescopic rods are provided, the two second electric telescopic rods are symmetrically arranged about the vertical plane where the axis of the first electric telescopic rod 3 is located, and the included angle between each second electric telescopic rod and the vertical plane is smaller than 90 degrees, at this time, the outer ends of the two second electric telescopic rods 4 and the vertical telescopic rod 2 are in three-point contact with the inner wall of the shaft, so that the contact strength can be effectively improved, the vertical telescopic rod 2 is further stabilized, further, the mounting ring 6 is fixedly sleeved on the vertical telescopic rod 2, all the second electric telescopic rods 4 are rotatably or detachably connected with the mounting ring 6, the cushion block 7 for being attached to the wall of the shaft well is fixedly installed on the vertical wall of the mounting ring 6 away from the second electric telescopic rod 4, and the second electric telescopic rods 4 can, for example, in-process of transferring in the extension of vertical telescopic link 2, can install second electric telescopic handle 4 through collar 6 fast when putting the length down and reach shaft and underground piping handing-over position to can avoid installing in advance, cushion 7 also can increase frictional force simultaneously, improves the stability of contact.
One or two of the second electric telescopic rods 4 can be arranged according to the requirement, and the number of the second electric telescopic rods is 1 in the embodiment.
Example 2
This embodiment is improved on the basis of embodiment 1, and its main purpose is: avoiding overlong suspended part of the vertical telescopic rod 2 in the underground pipeline when the inner diameter of the underground pipeline is overlarge, and the vibration amplitude reduced by the second electric telescopic rod 4 is too small, which affects the detection precision, therefore in order to solve the above problems, in the embodiment, the bottom of the vertical telescopic rod 2 is fixedly provided with a connecting rod 8 which is coaxially distributed with the vertical telescopic rod, meanwhile, in order to be convenient to disassemble, the bottom of the vertical telescopic rod 2 can also be fixedly provided with a connecting device, which is in threaded or movable connection with the connecting rod 8 so as to be correspondingly disassembled when needed, and the first electric telescopic rod 3 is also in movable connection with the vertical telescopic rod 2 in the embodiment, which can be transferred from the vertical telescopic rod 2 to the connecting rod 8, and the length of the connecting rod 8 is larger than the inner diameter of the underground pipeline, and at this moment, the first electric telescopic rod 3 is fixedly arranged on the upper part, and the mounting ring 6 is fixedly arranged on the outer wall of the bottom end of the vertical telescopic rod 2.
Through the arrangement, when the inner diameter of the underground pipeline is too large, the connecting rod 8 is arranged at the bottom of the vertical telescopic rod 2, the first electric telescopic rod 3 is also arranged on the connecting rod, and the second electric telescopic rod 4 is arranged on the outer wall of the bottom end of the vertical telescopic rod 2;
when measuring, the bottom of connecting rod 8 and underground piping inner wall bottom contact, realize supporting, it is unusual, the bottom of connecting rod 8 is rotated and is installed the sole 9 that is used for increasing frictional force with the underground piping contact, thereby can increase area of contact and increase frictional force, and combine second electric telescopic handle 4, the both ends homoenergetic of connecting rod 8 can receive better holding power, thereby avoided only leaning on the defect of its unsettled part overlength in bottom when vertical telescopic handle 2, and simultaneously, connecting rod 8 is a whole, also can avoid when 2 bottoms of vertical telescopic handle withstand underground piping inner wall, it is in the defect that the structure that the inside part of underground piping leads to for the multisection is unstable.
Through the arrangement, the support strength can be effectively enhanced, the influence caused by water flow impact is reduced, the accuracy of the measurement result is improved, and meanwhile, the equipment adaptability is strong.
In order to observe the situation in the underground pipeline or the shaft at any time during the lowering or measuring process, the equipment structures in the embodiment 1 and the embodiment 2 can also be provided with a camera 10 and a lighting device 11 at the bottom of the vertical telescopic rod 2, and the camera 10 and the lighting device 11 are respectively connected with the controller 5.
Through the arrangement, an operator can observe the operation process of the equipment conveniently, and the operations such as well wall collision and the like are avoided;
in particular, the vertical telescopic rod 2 may be formed by connecting a plurality of steel pipes through a connecting member in order to save the manufacturing cost of the equipment or improve the strength of the equipment.
Claims (7)
1. A flow testing device for an underground pipeline comprises a flowmeter body (1) and is characterized in that a vertical telescopic rod (2) used for conveying the flowmeter body (1) into the underground pipeline from a vertical shaft inlet is further arranged, the bottom end of the vertical telescopic rod (2) is fixedly provided with a first electric telescopic rod (3) which is vertically arranged with the vertical telescopic rod and is used for sending the flowmeter body (1) into the conventional part of the underground pipeline, the other end of the first electric telescopic rod (3) is fixedly provided with the flowmeter body (1), a second electric telescopic rod (4) used for fixing the part of the vertical telescopic rod (2) positioned at the intersection of the vertical shaft and the underground pipeline is movably arranged on the vertical telescopic rod, the first electric telescopic rod (3) and the second electric telescopic rod (4) deviate from each other, the axes of the first electric telescopic rod and the second electric telescopic rod are located on the same vertical plane, and the first electric telescopic rod and the second electric telescopic rod are respectively connected with the controller (5).
2. The underground pipe flow testing device of claim 1, wherein the number of the second electric telescopic rods (4) is two, and the two electric telescopic rods are symmetrically arranged about a vertical plane of the axis of the first electric telescopic rod (3), and the included angle between each second electric telescopic rod (4) and the corresponding vertical plane is smaller than 90 °.
3. The underground pipeline flow testing device according to claim 1 or 2, characterized in that the vertical telescopic rod (2) is movably provided with a mounting ring (6), the second electric telescopic rod (4) is detachably or rotatably connected with the mounting ring (6), and a cushion block (7) for being attached to the wall of a vertical shaft well is fixedly mounted on the vertical wall of the mounting ring (6) away from the second electric telescopic rod (4).
4. The underground pipeline flow testing device according to claim 3, characterized in that the bottom of the vertical telescopic rod (2) is provided with a connecting rod (8) which is coaxially distributed with the vertical telescopic rod, the length of the connecting rod (8) is larger than the inner diameter of the underground pipeline, the first electric telescopic rod (3) is fixedly arranged on the connecting rod, and the mounting ring (6) is arranged on the outer wall of the bottom end of the vertical telescopic rod (2).
5. A device for testing the flow of underground pipes according to claim 4, characterized in that the bottom end of the connecting rod (8) is rotatably mounted with a sole (9) for increasing friction in contact with the underground pipe.
6. The underground pipeline flow testing device of claim 5, wherein the bottom of the vertical telescopic rod (2) is further provided with a camera (10) and a lighting device (11), and the camera and the lighting device are respectively connected with the controller (5).
7. The underground pipe flow testing device of claim 6, wherein the vertical telescopic rod (2) is formed by connecting a plurality of sections of steel pipes through a connecting piece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022096269.8U CN212747954U (en) | 2020-09-23 | 2020-09-23 | Underground pipeline flow testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022096269.8U CN212747954U (en) | 2020-09-23 | 2020-09-23 | Underground pipeline flow testing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212747954U true CN212747954U (en) | 2021-03-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022096269.8U Active CN212747954U (en) | 2020-09-23 | 2020-09-23 | Underground pipeline flow testing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212747954U (en) |
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2020
- 2020-09-23 CN CN202022096269.8U patent/CN212747954U/en active Active
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