Flow velocity measuring instrument in pipeline

Abstract

The utility model discloses a flow velocity measuring instrument in a pipeline, which comprises a base tube and a flow velocity measuring instrument, the base tube is detachably arranged on the flow velocity measuring instrument, the bottom of the flow velocity measuring instrument is provided with a measuring probe penetrating into the base tube, and the top of the flow velocity measuring instrument is provided with a display screen; the top of the base tube is provided with a bearing assembly, and the left side and the right side of the flow velocity measuring instrument are each provided with a butt joint assembly detachably connected with the bearing assembly. Through the bearing assembly arranged on the base pipe and the butt joint assembly arranged on the flow velocity measuring instrument, the pipeline to be measured is cut off, the base pipe with the matched inner diameter is selected, the two disconnected ends of the pipeline to be measured are connected through the sleeve to form circulation, then the measuring probe is inserted into the base pipe, the adjusting screw rod is rotated after the butt joint rod is inserted into the bearing groove, and the flow velocity is measured. The positioning rod abuts against the side face of the butt-joint rod so that the butt-joint rod cannot be separated from the bearing block, and therefore a to-be-measured pipeline which is difficult to punch can also be measured.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of flow velocity measuring instrument, especially a pipeline internal flow velocity measuring instrument. BACKGROUND

[0002] Flow velocity meter is also called flow velocity meter, which is a kind of instrument for measuring the velocity of fluid in pipeline. After determining the flow velocity, it is multiplied by the fluid cross section to convert into flow rate, so it is also used for indirect measurement of flow rate.

[0003] When using flow velocity meter to measure the flow velocity in pipeline, if the flow velocity in a certain section of pipeline needs to be monitored in real time, the probe part of flow velocity measuring instrument needs to be inserted into the pipeline to ensure that the sensor on the probe can measure the flow velocity in the pipeline, but it is generally difficult to insert the probe by punching on the pipeline, positioning and plugging need to be done, and part of the pipeline is easy to break when punching, therefore, a pipeline internal flow velocity measuring instrument is proposed. UTILITY MODEL CONTENT

[0004] The technical problem to be solved by the utility model is to overcome the defects of prior art, and provide a pipeline internal flow velocity measuring instrument, which can be used without punching on the pipeline to be measured.

[0005] In order to solve the above technical problem, the utility model provides the following technical scheme:

[0006] The utility model discloses a pipeline internal flow velocity measuring instrument, which comprises a base pipe and a flow velocity measuring instrument, the base pipe is detachably arranged on the flow velocity measuring instrument, the bottom of the flow velocity measuring instrument is provided with a measuring probe penetrating into the inside of the base pipe, and the top of the flow velocity measuring instrument is provided with a display screen.

[0007] The top of the base pipe is provided with a receiving assembly, and the left and right sides of the flow velocity measuring instrument are both provided with a butt joint assembly which can be separately connected with the receiving assembly.

[0008] As a preferred technical scheme of the utility model, the outer left and right sides of the base pipe are both fixedly provided with a sleeve, and the inner wall of the sleeve is provided with a receiving thread.

[0009] As a preferred technical scheme of the utility model, the receiving assembly comprises a receiving block fixedly arranged at the top of the base pipe, and the top of the receiving block is provided with a receiving groove.

[0010] As a preferred technical scheme of the utility model, the butt joint assembly comprises a horizontal plate fixedly arranged outside the flow velocity measuring instrument, and the bottom of the horizontal plate is fixedly provided with a butt joint rod extending into the receiving groove.

[0011] As a preferred technical scheme of the utility model, the outside of the receiving block is fixedly provided with a threaded cylinder, the threaded cylinder is externally threadedly connected with an adjusting screw rod penetrating through the threaded cylinder and extending into the receiving block, one end of the adjusting screw rod located in the receiving block is fixedly provided with a positioning rod, and the positioning rod is used for tightly abutting against the side surface of the butt joint rod so that the butt joint rod cannot be separated from the receiving block.

[0012] Compared with the prior art, the utility model has the beneficial effects as follows:

[0013] The utility model discloses a receiving assembly arranged on the base pipe and a butt joint assembly arranged on the flow speed measuring instrument are arranged, the pipe to be measured is cut off, the base pipe with the suitable inner diameter is selected, the two ends of the pipe to be measured are connected through the sleeve pipe to form the flow, then the measuring probe is inserted into the base pipe, the butt joint rod is inserted into the receiving groove, the adjusting screw rod is rotated, the positioning rod is tightly abutted against the side surface of the butt joint rod so that the butt joint rod cannot be separated from the receiving block, and therefore the pipe to be measured which is difficult to punch can also be measured. BRIEF DESCRIPTION OF DRAWINGS

[0014] The drawings are used to provide further understanding of the utility model and constitute a part of the specification, are used together with the embodiments of the utility model to explain the utility model, and do not constitute the limitation on the utility model.

[0015] Figure 1 It is the overall structure schematic view of the utility model;

[0016] Figure 2 It is the front view of the utility model;

[0017] Figure 3 It is the utility model Figure 1 The enlarged view of A place in the utility model;

[0018] In the drawing: 1, base pipe;2, flow speed measuring instrument;3, measuring probe;4, display screen;5, receiving assembly;51, receiving block;52, receiving groove;53, threaded cylinder;54, adjusting screw rod;55, positioning rod;6, butt joint assembly;61, horizontal plate;62, butt joint rod;7, sleeve pipe. DETAILED DESCRIPTION

[0019] The preferred embodiments of the utility model are described below in combination with the drawings, and it should be understood that the preferred embodiments described here are only used for explaining and explaining the utility model, and are not used for limiting the utility model.

[0020] The same reference signs in the drawings all refer to the same parts.

[0021] Embodiment 1

[0022] As Figures 1-3The utility model provides a pipeline internal flow velocity measuring instrument, including base pipe 1 and flow velocity measuring instrument 2, base pipe 1 can be dismantled and is arranged on flow velocity measuring instrument 2, one flow velocity measuring instrument 2 corresponds to set up two base pipes 1 of different inner diameters, when measuring, should select the base pipe 1 close to the inner diameter of the pipeline with measurement, the bottom of flow velocity measuring instrument 2 is equipped with the measuring probe 3 that penetrates to the inside of base pipe 1, the top of flow velocity measuring instrument 2 is equipped with display screen 4, the top of base pipe 1 is equipped with the receiving component 5, the left and right sides of flow velocity measuring instrument 2 are all equipped with the docking assembly 6 of separable connection with receiving component 5, the left and right sides of the outside of base pipe 1 are all fixedly provided with the sleeve 7, and the inner wall of sleeve 7 is provided with receiving thread.

[0023] Particularly, the sleeve 7 can be replaced by a hose with a certain elasticity. After cutting the pipeline to be measured, the sleeve 7 is wrapped outside the pipeline to be measured, and then is tightened to restore the flow.

[0024] In the embodiment, the receiving component 5 includes a receiving block 51 fixedly arranged on the top of the base pipe 1, and the top of the receiving block 51 is provided with a receiving groove 52. The docking assembly 6 includes a horizontal plate 61 fixedly arranged outside the flow velocity measuring instrument 2, and the bottom of the horizontal plate 61 is fixedly provided with a docking rod 62 extending into the receiving groove 52.

[0025] Particularly, the outside of the receiving block 51 is fixedly provided with a threaded cylinder 53, the threaded cylinder 53 is externally threadedly connected with an adjusting screw rod 54 penetrating through the threaded cylinder 53 and extending into the receiving block 51, and one end of the adjusting screw rod 54 located in the receiving block 51 is fixedly provided with a positioning rod 55. The positioning rod 55 is used for tightly abutting against the side surface of the docking rod 62 so that the docking rod 62 cannot be separated from the receiving block 51.

[0026] In summary, the utility model discloses a receiving component 5 arranged on the base pipe 1 and a docking assembly 6 arranged on the flow velocity measuring instrument 2. The pipeline to be measured is cut, the base pipe 1 with an appropriate inner diameter is selected, the two ends of the pipeline to be measured are connected by the sleeve 7 to form a flow, then the measuring probe 3 is inserted into the base pipe 1, the docking rod 62 is inserted into the receiving groove 52, the adjusting screw rod 54 is rotated, the positioning rod 55 tightly abuts against the side surface of the docking rod 62 so that the docking rod 62 cannot be separated from the receiving block 51. Therefore, the pipeline to be measured which is difficult to punch can also be measured.

[0027] Finally, it should be pointed out that the above description is only a preferred embodiment of the utility model and is not used to limit the utility model. Although the utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions recorded in the foregoing embodiments or replace some technical features with equivalent ones. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model should be included in the protection scope of the utility model.

Claims

1. A flow velocity measuring instrument for pipelines, characterized in that, Including base pipe (1) and flow measuring instrument (2), base pipe (1) is detachably arranged on flow measuring instrument (2), the bottom of flow measuring instrument (2) is equipped with measuring probe (3) through to the inside of base pipe (1), the top of flow measuring instrument (2) is equipped with display screen (4); The top of base pipe (1) is equipped with receiving assembly (5), and the left and right sides of flow measuring instrument (2) are equipped with docking assembly (6) which can be disconnected with receiving assembly (5).

2. A flow measuring device according to claim 1, wherein The left and right sides of the outside of base pipe (1) are fixedly provided with sleeve (7), and the inner wall of sleeve (7) is provided with receiving thread.

3. A flow measuring device according to claim 1, wherein The receiving assembly (5) includes a receiving block (51) fixedly arranged on the top of the base pipe (1), and the top of the receiving block (51) is provided with a receiving groove (52).

4. A flow measuring device according to claim 3, wherein, The docking assembly (6) includes a horizontal plate (61) fixedly arranged on the outside of the flow measuring instrument (2), and the bottom of the horizontal plate (61) is fixedly provided with a docking rod (62) extending into the receiving groove (52).

5. A flow measuring device according to claim 4, wherein, The outside of the receiving block (51) is fixedly provided with a threaded barrel (53), the threaded barrel (53) is externally threadedly connected with an adjusting screw rod (54) penetrating through the threaded barrel (53) and extending into the receiving block (51), one end of the adjusting screw rod (54) in the receiving block (51) is fixedly provided with a positioning rod (55), and the positioning rod (55) is used for tightly pressing on the side of the docking rod (62) so that the docking rod (62) cannot be separated from the receiving block (51).

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