CN214585532U

CN214585532U - Small-sized current meter

Info

Publication number: CN214585532U
Application number: CN202120863334.7U
Authority: CN
Inventors: 张海芬
Original assignee: Dongguan Hcbetop Communication Information Science & Technology Co ltd
Current assignee: Dongguan Hcbetop Communication Information Science & Technology Co ltd
Priority date: 2021-04-25
Filing date: 2021-04-25
Publication date: 2021-11-02
Anticipated expiration: 2031-04-25

Abstract

The utility model relates to the technical field of liquid level detection, in particular to a small-sized current meter, which comprises an antenna body and a control main body electrically connected with the control antenna body, wherein the control main body is detachably arranged above the antenna body, and the antenna body is provided with an insulating layer made of polytetrafluoroethylene material; the length of the control body is 50 to 80mm and/or the width of the control body is 50 to 80 mm. The length of the control main body is 50-80 mm, and/or the width of the control main body is 50-80 mm, compared with the current meter in the prior art, the current meter has compact structure and small occupied space, can be used in small water areas such as farmland ditches, fruit tree ditches and the like, and can also be used in large water areas such as water conservancy and hydrology stations, rivers, underground water of mining areas of factories and the like; in addition, the insulating layer of the antenna body is made of polytetrafluoroethylene materials, so that the high-temperature resistance of the antenna body is improved, and meanwhile, the stability of signal transmission of the antenna body is ensured due to the low dielectric constant of the polytetrafluoroethylene materials.

Description

Small-sized current meter

Technical Field

The utility model belongs to the technical field of the liquid level detection technique and specifically relates to indicate a small-size current meter.

Background

The application of radar current meter is very extensive, radar current meter uses water conservancy hydrology station, the river, factory mining area groundwater, environmental protection inspection station, the experimental research institute, the water conservancy system of school, fresh water sea water institute, the geological survey institute, the unit of professional water conservancy hydrology research velocity of flow such as water bureau, the instrument measurement is accurate, and is simple and convenient to use, and convenient to carry, the maintenance is simple, be the comparatively extensive velocity of flow appearance ware of present use, can order to do nonstandard goods, can order to some specific departments and specific environment specially to do velocity of flow appearance ware, reach the measuring requirement, it is accurate quick to measure.

However, the existing radar flow rate meter is mainly applied to large water areas, is heavy in structural design, large in occupied space, incapable of being used in small water areas such as farmland ditches and fruit tree ditches and limited in application range.

Disclosure of Invention

The to-be-solved technical problem of the utility model is to provide a compact structure and wide small-size current meter of application scope.

In order to solve the technical problem, the utility model discloses a following technical scheme: the small-sized current meter comprises an antenna body and a control main body electrically connected with the control antenna body, wherein the control main body is detachably arranged above the antenna body, and the antenna body is provided with an insulating layer made of polytetrafluoroethylene material; the length of the control body is 50 to 80mm, and/or the width of the control body is 50 to 80 mm.

Preferably, one side of the control main body is provided with a mounting seat, and the mounting seat is provided with a mounting hole for the power supply line to enter and be electrically connected with the inside of the control main body.

Preferably, an included angle is formed between the side surface of the mounting seat and the bottom surface of the control main body, and the included angle is an acute angle.

Preferably, the mounting seat is provided with a protection component for protecting the electric wire.

Preferably, the protection subassembly includes stereoplasm protective sheath and soft protective sheath, the both ends of stereoplasm protective sheath respectively with mount pad and soft protective sheath fixed connection, stereoplasm protective sheath and soft protective sheath all are equipped with and are used for the power supply line to pass through and with the installation passageway of mounting hole intercommunication.

Preferably, the soft protective sleeve is a spring, one end of the spring is abutted against the other end of the hard protective sleeve, and the other end of the spring is provided with an end cover.

Preferably, the hard protective sleeve is made of hard plastic.

Preferably, still include supplementary mounting bracket, this supplementary mounting bracket has installed the fixing base, antenna body fixed mounting is in the fixing base.

Preferably, the fixing seat is provided with a fixing groove, and the antenna body is in threaded connection with the mounting groove.

The beneficial effects of the utility model reside in that: the utility model provides a small-sized current meter, the length of the control main body is 50-80 mm, and/or the width of the control main body is 50-80 mm, compared with the current meter in the prior art, the structure is compact, the occupied space is small, the current meter can be used in small-sized water areas such as farmland ditches, fruit tree ditches and the like, and can also be used in large-sized water areas such as water conservancy hydrological stations, rivers, underground water of mining areas of factories and the like; in addition, the insulating layer of the antenna body is made of polytetrafluoroethylene materials, so that the high-temperature resistance of the antenna body is improved, and meanwhile, the stability of signal transmission of the antenna body is ensured due to the low dielectric constant of the polytetrafluoroethylene materials.

Drawings

Fig. 1 is a schematic perspective view of the present invention.

Fig. 2 is an exploded view of the three-dimensional structure of the middle control body and the protection assembly of the present invention.

Fig. 3 is a schematic view of the three-dimensional structure of the utility model mounted to the auxiliary mounting frame.

Fig. 4 is a schematic perspective view of the fixing base of the present invention.

Description of reference numerals:

100-antenna body 200-control body 300-insulating layer

400-mounting seat 410-mounting hole 500-hard protective sleeve

600-soft protective sleeve 610-end cover 700-installation channel

800-auxiliary mounting frame 810-fixing seat 820-fixing groove.

Detailed Description

In order to facilitate the understanding of those skilled in the art, the present invention will be further described with reference to the following examples, which are not intended to limit the scope of the present invention.

As shown in fig. 1 to 4, the small-sized current meter includes an antenna body 100 and a control main body 200 electrically connected to the control antenna body 100, wherein the control main body 200 is detachably mounted above the antenna body 100, and the antenna body 100 is provided with an insulating layer 300 made of teflon; the length of the control body 200 is 50 to 80mm, and/or the width of the control body 200 is 50 to 80 mm.

Specifically, the length of the control main body 200 is 64mm, and/or the width of the control main body 200 is 64mm, and the diameter of the antenna body 100 is 25mm, compared with the current meter in the prior art, the current meter has compact structure and small occupied space, can be used in small water areas such as farmland ditches, fruit tree ditches and the like, and can also be used in large water areas such as water conservancy and hydrology stations, rivers, underground water of mining areas of factories and areas and the like; in addition, the insulating layer 300 of the antenna body 100 is made of teflon to improve the high temperature resistance of the antenna body 100, and the teflon material has a low dielectric constant, so that the stability of signal transmission of the antenna body 100 is ensured.

In this embodiment, a mounting seat 400 is disposed on one side of the control main body 200, and a mounting hole 410 for allowing a power supply line to enter and be electrically connected to the inside of the control main body 200 is opened in the mounting seat 400. Specifically, a control circuit board (not shown) is disposed inside the control main body 200, the control circuit board is used for controlling the operation of the antenna body 100 to measure the flow rate of the water area, the electric wire is electrically connected to the control circuit board through the mounting hole 410, and the electric wire can be a power supply electric wire and/or a control electric wire convenient for monitoring by an operator.

In this embodiment, an included angle is formed between the side surface of the mounting seat 400 and the bottom surface of the control main body 200, the included angle is an acute angle, that is, the side surface of the mounting seat 400 is an inclined surface, so that the mounting hole 410 is inclined downward, and when an electric wire is bent, pulled or swung, excessive bending wear does not occur at the connection between the electric wire and the mounting hole 410, so that the damage to the electric wire during bending, pulling or swinging is effectively reduced, and the service life of the electric wire is prolonged.

In this embodiment, the mounting seat 400 is provided with a protection component for protecting the electric wire. The connection part of the electric wire and the mounting seat 400 is protected by the protection assembly, the structural strength of the connection part of the electric wire and the mounting seat 400 is effectively improved, and the electric wire is prevented from being damaged in the bending, pulling and swinging processes.

In this embodiment, the protection component includes stereoplasm protective sheath 500 and soft protective sheath 600, the both ends of stereoplasm protective sheath 500 respectively with mount pad 400 and soft protective sheath 600 fixed connection, stereoplasm protective sheath 500 all is equipped with soft protective sheath 600 and is used for the power supply line to pass through and with the installation passageway 700 of mounting hole 410 intercommunication. Carry out rigid protection to electric wire and mounting hole 410 junction through stereoplasm protective sheath 500, be equipped with the design of contained angle between the bottom surface of the side surface of cooperating mount pad 400 and control main part 200, when realizing this rigid protection of junction, also effectively reduce the electric wire and buckle, pull, the phenomenon of damage appears in the swing in-process, the soft protective sheath 600 of rethread carries out double protection to the electric wire, can warp along with the activity of electric wire, make the electric wire and the junction of "stereoplasm protective sheath 500 and soft protective sheath 600" can not be because of buckling, pull, the swing leads to the electric wire to damage, the protectiveness is strong.

In this embodiment, the soft protection cover 600 is a spring, one end of the spring is abutted against the other end of the hard protection cover 500, and the other end of the spring is provided with an end cap 610. When the electric wire bends and swings, the spring deforms along with the bending and swinging of the electric wire by utilizing the elastic performance of the spring, so that the phenomenon that the electric wire is broken and the wire is exposed at the joint of the electric wire and the mounting seat 400 due to the bending and swinging of the electric wire is avoided.

In this embodiment, the hard protective sheath 500 is made of hard plastic. The structural strength of the connection part of the installation seat 400 and the electric wire is effectively enhanced, so that the damage of the electric wire at the connection part of the installation seat 400 and the electric wire in the processes of bending, pulling and swinging is avoided.

In this embodiment, the antenna further includes an auxiliary mounting frame 800, the auxiliary mounting frame 800 is provided with a fixing seat 810, and the antenna body 100 is fixedly mounted on the fixing seat 810. In practical application, the current meter is installed on the ground through the auxiliary mounting frame 800, the bottom surface of the antenna is an inclined surface, an included angle is formed between the inclined surface and the surface of the measured water area, and the auxiliary mounting frame 800 can be a handheld support so that a user can conveniently measure the flow rate of the measured water bath in a handheld mode.

In this embodiment, the fixing base 810 is provided with a fixing groove 820, and the antenna body 100 is connected to the fixing groove by a screw thread. Specifically, the fixing groove 820 is provided with an internal thread, and the outer peripheral surface of the antenna body 100 is provided with an external thread corresponding to the internal thread, and the antenna body 100 and the mounting groove are connected by threads, so that the mounting is stable and reliable.

In the description of the present invention, it should be noted that, for the orientation words, such as the terms "center", "lateral (X)", "longitudinal (Y)", "vertical (Z)", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc., it indicates that the orientation and positional relationship are based on the orientation or positional relationship shown in the drawings, and it is only for convenience of describing the present invention and simplifying the description, but it is not intended to indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and should not be construed as limiting the specific scope of the present invention.

Furthermore, if the terms "first" and "second" are used for descriptive purposes only, they are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features. Thus, the definition of "a first" or "a second" feature may explicitly or implicitly include one or more of the features, and in the description of the invention, "a plurality" means two or more unless specifically defined otherwise.

In the present invention, unless otherwise expressly specified or limited, the terms "assembled", "connected", and "connected", if any, are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally connected; or may be a mechanical connection; the two elements can be directly connected or connected through an intermediate medium, and the two elements can be communicated with each other. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to specific situations.

The above-mentioned embodiments only express a plurality of embodiments of the present invention, and the description thereof is specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. Small-size velocity of flow appearance, its characterized in that: the antenna comprises an antenna body (100) and a control main body (200) electrically connected with the control antenna body (100), wherein the control main body (200) is detachably arranged above the antenna body (100), and the antenna body (100) is provided with an insulating layer (300) made of polytetrafluoroethylene material;

the length of the control body (200) is 50 to 80mm, and/or the width of the control body (200) is 50 to 80 mm.

2. The miniaturized flow rate meter of claim 1, wherein: one side of the control main body (200) is provided with an installation seat (400), and the installation seat (400) is provided with an installation hole (410) for the power supply line to enter and be electrically connected with the inside of the control main body (200).

3. The miniaturized flow rate meter of claim 2, wherein: an included angle is formed between the side surface of the mounting seat (400) and the bottom surface of the control main body (200), and the included angle is an acute angle.

4. A miniaturized flow meter according to claim 2 or 3, characterized in that: the mounting seat (400) is provided with a protection component for protecting the electric wire.

5. The miniaturized flow rate meter of claim 4, wherein: the protection subassembly includes stereoplasm protective sheath (500) and soft protective sheath (600), the both ends of stereoplasm protective sheath (500) respectively with mount pad (400) and soft protective sheath (600) fixed connection, stereoplasm protective sheath (500) all are equipped with installation passageway (700) that are used for the power supply line to pass through and communicate with mounting hole (410) with soft protective sheath (600).

6. The miniaturized flow rate meter of claim 5, wherein: soft protective sheath (600) are the spring, and the other end butt of one end and stereoplasm protective sheath (500) of this spring, end cover (610) have been installed to the other end of spring.

7. The miniaturized flow rate meter of claim 5, wherein: the hard protective sleeve (500) is made of hard plastic.

8. A miniaturized current meter according to any of the claims 1 to 3, characterized in that: still include supplementary mounting bracket (800), fixing base (810) have been installed to this supplementary mounting bracket (800), antenna body (100) fixed mounting is in fixing base (810).

9. The miniaturized flow rate meter of claim 8, wherein: the fixing seat (810) is provided with a fixing groove (820), and the antenna body (100) is in threaded connection with the fixing groove.