Wind speed calibrating device

Abstract

The utility model provides a wind speed calibrating device. The wind speed calibrating device comprises a host, a probe and a positioning assembly, the host is connected with the probe, the host is connected with a probe rod, and the probe is connected to the end part of the probe rod; the positioning assembly comprises a positioning pipe and a positioning sleeve, the probe rod is sleeved with the positioning pipe, the positioning sleeve is fixed to one end of the positioning pipe, and a magnet ring is fixed to the end, away from the positioning pipe, of the positioning sleeve; according to the wind speed calibrating device provided by the invention, the probing and withdrawing directions of the probing rod can be limited, so that the probe moves more stably in the air pipe, the moving track is more accurate, the shaking deviation of the probe is reduced, and the parameter measurement accuracy is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to pipeline detection device technical field especially, relates to a wind speed calibration device. BACKGROUND

[0002] Ventilation channel is the abbreviation of ventilation pipeline, is the ventilation and air conditioning engineering metal or nonmetal pipeline of industrial and civil building, ventilation pipeline is a kind of municipal infrastructure for making air circulation, reducing harmful gas concentration, generally needs to detect the wind pressure in pipeline when using, and mainly all through wind speed detector use, judge the wind speed and quantity size inside pipeline.

[0003] Current ventilation pipeline side wall is provided with inspection port, and the probe of wind speed and pressure calibration device can be explored into the inspection port, and the wind speed and pressure condition of each position in ventilation pipeline is detected.

[0004] In the process of exploring into probe, usually all staffs are explored into manually, can cause probe to shake or deviate when exploring into, lead to inaccurate parameter, so the present application provides a wind speed calibration device, solves the above technical problem. UTILITY MODEL CONTENT

[0005] Based on the above status, the main purpose of the utility model is to provide a wind speed calibration device to solve the problem that staffs are usually explored into manually in the process of exploring into probe, can cause probe to shake or deviate when exploring into, lead to inaccurate parameter.

[0006] To achieve the above purpose, the technical scheme adopted by the utility model is as follows:

[0007] A wind speed calibration device, including host computer, probe and positioning assembly;

[0008] The host computer is connected with the probe, and a probe rod is connected to the host computer;The probe is connected to the end of the probe rod.

[0009] The positioning assembly includes a positioning tube and a positioning sleeve, the positioning tube is sleeved outside the probe rod, the positioning sleeve is fixed to one end of the positioning tube, and a magnet ring is fixed to the end of the positioning sleeve away from the positioning tube.

[0010] A plurality of rotating wheels are arranged in the positioning tube, and the circumferential surface of the rotating wheel abuts against the probe rod.

[0011] Preferably, a plurality of springs are fixed in the positioning tube, the axis direction of the spring is the same as the radial direction of the probe rod, the free end of the spring is fixed with a fixed frame, and the rotating wheel is rotatably connected in the fixed frame.

[0012] Preferably, the probe rod is a telescopic rod.

[0013] Preferably, the positioning tube is cylindrical, the positioning sleeve comprises oppositely arranged first and second ends, and the first end is connected to the positioning tube;

[0014] The first end has a maximum radial dimension d, and the second end has a maximum radial dimension D, wherein D>d.

[0015] Preferably, the second end is provided with an annular groove, and the magnet ring is fixed in the annular groove.

[0016] Preferably, the handle is fixed to the end of the probe rod away from the probe.

[0017] The beneficial effects of the utility model are as follows: during work, the maintenance opening on the air pipe is opened, the probe is inserted into the air pipe, the positioning tube is pushed to the surface of the air pipe at this time, the magnet ring is fixed with the air pipe, the movement of the positioning assembly can be limited, the probe-out direction of the probe rod is positioned through the plurality of rotating wheels, the probe-out and retraction directions of the probe rod can be limited in this way, the probe moves more stably in the air pipe, the movement track is more accurate, the probe shaking deviation is reduced, and the parameter measurement accuracy is improved.

[0018] Other beneficial effects of the utility model will be described in the specific implementation mode through the introduction of specific technical features and technical solutions, and the skilled person in the art should be able to understand the beneficial technical effects brought by the technical features and technical solutions through the introduction of the technical features and technical solutions. BRIEF DESCRIPTION OF DRAWINGS

[0019] Fig. 1 It is a structural schematic view of a wind speed calibration device of the utility model.

[0020] Fig. 2 It is a structural schematic view of the end face of the positioning assembly of the wind speed calibration device of the utility model.

[0021] Fig. 3 It is a side view of the positioning assembly of the wind speed calibration device of the utility model.

[0022] BRIEF DESCRIPTION OF DRAWINGS

[0023] 1, host computer; 2, handle; 3, probe; 4, positioning assembly; 41, positioning tube; 411, spring; 412, fixed frame; 42, positioning sleeve; 421, first end; 422, second end; 4221, annular groove; 5, connecting line; 6, magnet ring; 7, rotating wheel. DETAILED DESCRIPTION

[0024] The utility model is described below based on the embodiments, but the utility model is not limited to these embodiments only. In the following detailed description of the utility model, some specific details are described in detail in order to avoid confusion of the essence of the utility model, and the well-known methods, processes, procedures, elements are not described in detail.

[0025] In addition, those of ordinary skill in the art will appreciate that the drawings provided herein are for illustrative purposes and are not necessarily drawn to scale.

[0026] Unless the context clearly requires otherwise, throughout the description and the claims, the words "comprise", "comprising", and the like are to be construed in an inclusive sense as opposed to an exclusive or exhaustive sense; that is to say, in the sense of "including, but not limited to".

[0027] In the description of the utility model, it is to be understood that the terms "first", "second" and the like are only for the purpose of description, and cannot be understood as indicating or implying relative importance. In addition, in the description of the utility model, unless otherwise stated, the meaning of "multiple" is two or more.

[0028] Referring to Figs. 1-3 The utility model provides a kind of wind speed calibrating device, including host computer 1, probe 3 and positioning assembly 4. Host computer 1 is connected with probe 3 by connecting line 5, theme can show wind speed parameter and adjust machine, probe 3 can be extended to the inside of wind pipe, the wind speed of the inside of wind pipe, air volume, wind pressure and other parameters are measured, positioning assembly 4 can limit the movement of probe 3, so that probe 3 can move stably. It needs to be explained that the internal structure of wind speed calibrating host computer 1 and probe 3 is prior art, and this application will not be described again.

[0029] One end of connecting line 5 is fixed with handle 2, handle 2 is connected with probe rod, and probe 3 is fixed at the end of probe rod away from handle 2. When using, staff can hold handle 2, and probe 3 is probed into air duct to detect by probe rod.

[0030] Positioning assembly 4 includes positioning pipe 41 and positioning sleeve 42, positioning pipe 41 is sleeved on the outside of probe rod, positioning sleeve 42 is fixed at one end of positioning pipe 41, and one end of positioning sleeve 42 away from positioning pipe 41 is fixed with a magnet ring 6. During construction, since wind pipe is mostly metal, magnet ring 6 can be adapted to wind pipe, and the position of positioning assembly 4 is fixed.

[0031] A plurality of rotatable rotating wheels 7 are arranged in the positioning pipe 41, the rotating wheels 7 are arranged along the circumferential direction of the probe rod, and the peripheral surface of the rotating wheel 7 abuts against the probe rod. In use, the maintenance opening on the air pipe is opened, the probe head 3 is inserted into the air pipe, at this time, the positioning pipe 41 is pushed to the surface of the air pipe, the magnet ring 6 is fixed with the air pipe, the movement of the positioning assembly 4 can be limited, and then the plurality of rotating wheels 7 are used to position the extending direction of the probe rod, so that the extending and retracting directions of the probe rod can be limited, the probe head 3 moves more stably in the air pipe, the movement track is more accurate, the shaking and deviation of the probe head 3 are reduced, and the parameter measurement accuracy is improved.

[0032] As an embodiment, the probe rod is a telescopic rod, so that the extension range of the probe head 3 is larger. When the probe head 3 is not used, the probe rod can be retracted, and the probe rod can be conveniently carried.

[0033] As an embodiment, a plurality of springs 411 are fixed in the positioning pipe 41, the axis direction of the spring 411 is the same as the radial direction of the probe rod, the free end of each spring 411 is fixed with a fixed frame 412, and the rotating wheel 7 is rotationally connected to the fixed frame 412. The elastic force of the spring 411 can provide pressure for the rotating wheel 7, the demand for limiting the position of the probe rod can be met, and the radial size change caused by the movement of the telescopic rod can be adapted. In use, the angle of the probe head 3 can also be adjusted by the staff according to the use demand and the force, so that the probe head 3 can also ensure a certain flexibility on the premise of stable movement, and the use is convenient.

[0034] As an embodiment, the positioning pipe 41 is a cylindrical pipe body, the positioning sleeve 42 includes oppositely arranged first and second ends 421 and 422, the first end 421 is connected with the positioning pipe 41, and the magnet ring 6 is connected to the second end 422. The maximum radial dimension of the first end 421 is d, the maximum radial dimension of the second end 422 is D, and D>d, so that the positioning sleeve 42 is trumpet-shaped, the magnet ring 6 can have a larger size, can have a larger area and contact with the air pipe, and the stability of the positioning assembly 4 fixed on the air pipe is improved.

[0035] Further, an annular groove 4221 is formed in the end face of the second end 422, and the magnet ring 6 is fixed in the annular groove 4221, so that the end face of the second end 422 and the magnet ring 6 can contact the air pipe together, and the positioning stability is improved.

[0036] The implementation principle of the utility model is as follows: in use, the maintenance opening on the air pipe is opened, the probe head 3 is inserted into the air pipe, at this time, the positioning pipe 41 is pushed to the surface of the air pipe, the magnet ring 6 is fixed with the air pipe, the movement of the positioning assembly 4 can be limited, and then the plurality of rotating wheels 7 are used to position the extending direction of the probe rod, so that the extending and retracting directions of the probe rod can be limited, the probe head 3 moves more stably in the air pipe, the movement track is more accurate, the shaking and deviation of the probe head 3 are reduced, and the parameter measurement accuracy is improved.

[0037] It is understood by those skilled in the art that the above-mentioned preferred embodiments can be freely combined and superimposed without conflict.

[0038] It should be understood that the above-mentioned embodiments are only exemplary and not restrictive, and various obvious or equivalent modifications or replacements can be made to the above-mentioned details by those skilled in the art without departing from the basic principles of the present application, which shall be included in the scope of the claims of the present application.

Claims

1. A wind speed verification device, characterized in that, The utility model relates to a kind of probe positioning device, including host computer, probe and positioning component; The host computer and the probe are connected, and a probe rod is connected to the host computer, and the probe is connected to the end of the probe rod; The positioning component includes a positioning tube and a positioning sleeve, the positioning tube is sleeved outside the probe rod, the positioning sleeve is fixed to one end of the positioning tube, and a magnet ring is fixed to the end of the positioning sleeve away from the positioning tube; A plurality of rotating wheels are arranged in the positioning tube, and the circumferential surface of the rotating wheel abuts against the probe rod.

2. A wind speed verification device as claimed in claim 1, wherein, A plurality of springs are fixed inside the positioning tube, the axis direction of the spring is the same as the radial direction of the probe rod, the free end of the spring is fixed with a fixed frame, and the rotating wheel is rotatably connected in the fixed frame.

3. A wind speed verification device as claimed in claim 1, wherein, The probe rod is a telescopic rod.

4. A wind speed verification device as claimed in claim 1, wherein, The positioning tube is cylindrical, the positioning sleeve includes a first end and a second end arranged oppositely, and the first end is connected to the positioning tube. The maximum radial dimension of the first end is d, and the maximum radial dimension of the second end is D, wherein D>d.

5. A wind speed verification device as claimed in claim 4, wherein, The second end is provided with an annular groove, and the magnet ring is fixed in the annular groove.

6. A wind speed verification device as claimed in claim 1, wherein, The end of the probe rod away from the probe is fixed with a handle.

Images