阅读说明：本技术 一种便捷式听漏仪 (Portable leakage listening instrument ) 是由 冯文军 于 2020-05-19 设计创作，主要内容包括：本发明属于听漏仪技术领域,提供了一种便捷式听漏仪,包括转动连接于转轴上的听漏仪本体,听漏仪本体与转轴之间设有调整机构,用于固定及调整听漏仪本体与转轴的相对位置；转轴上转动连接有两相互扣合的箱体,用于收纳听漏仪本体于两箱体内部,转轴上设有限位件,用于限制两箱体之间的开合角度使两箱体形成稳定的三角结构；听漏仪本体包括检测头、显示件及耳机、壳体,壳体内设有控制器。本发明可以对听漏仪本体进行保护,确保听漏仪本体的准确性,使两箱体形成稳定的三角结构作为听漏仪的支承脚,对听漏仪的工作提供支承作用；对听漏仪本体相对转轴的位置进行调整,从而对不同的位置进行听漏检查,提高了装置的适用性。(The invention belongs to the technical field of leak detectors, and provides a portable leak detector which comprises a leak detector body rotationally connected to a rotating shaft, wherein an adjusting mechanism is arranged between the leak detector body and the rotating shaft and used for fixing and adjusting the relative position of the leak detector body and the rotating shaft; the rotating shaft is rotatably connected with two mutually buckled box bodies and is used for accommodating the leak detector body inside the two box bodies, and the rotating shaft is provided with a limiting part and is used for limiting the opening and closing angle between the two box bodies so as to enable the two box bodies to form a stable triangular structure; the leakage listening apparatus body comprises a detection head, a display part, an earphone and a shell, and a controller is arranged in the shell. The invention can protect the leak detector body, ensure the accuracy of the leak detector body, form a stable triangular structure between the two box bodies as a supporting foot of the leak detector and provide a supporting function for the work of the leak detector; the position of the body of the leak detector relative to the relative shaft is adjusted, so that the leak detection is carried out on different positions, and the applicability of the device is improved.)

1. A portable auditory leak detector is characterized in that: the leak detector comprises a rotating shaft and a leak detector body which is rotationally connected to the rotating shaft, wherein an adjusting mechanism is arranged between the leak detector body and the rotating shaft and used for fixing and adjusting the relative position of the leak detector body and the rotating shaft;

the rotating shaft is rotatably connected with two mutually buckled box bodies and is used for accommodating the leak detector body inside the two box bodies, and the rotating shaft is provided with a limiting part and is used for limiting the opening and closing angle between the two box bodies so that the two box bodies form a stable triangular structure;

the leak detector body comprises a detection head connected to the end portion of the first telescopic piece, a display piece and an earphone connected to the end portion of the second telescopic piece, and a shell connected between the first telescopic piece and the second telescopic piece, wherein a controller is arranged in the shell, and the detection head, the display piece and the earphone are connected with the controller.

2. A portable leak detector according to claim 1, wherein: the adjusting mechanism comprises a connecting piece arranged on the leak detector body, the connecting piece comprises at least two fastening rings which are sleeved on the outer side of the rotating shaft along the axial sliding direction, tooth grooves are formed in the inner sides of the fastening rings, fastening teeth matched with the fastening rings are arranged on the rotating shaft, and the minimum outer diameter of each fastening ring is larger than that of the rotating shaft.

3. A portable leak detector according to claim 2, wherein: and the bottom side of the fastening teeth is provided with a limiting ring for limiting the relative position between the fastening ring and the fastening teeth.

4. A portable leak detector according to claim 1, wherein: the locating part includes fan-shaped locating piece, and connect in the connecting portion of fan-shaped both sides for realize being connected dismantled of locating part and box.

5. The portable leak detector according to claim 4, wherein: the connecting portion are L-shaped connecting lugs, and positioning grooves matched with the connecting lugs are formed in the box body.

6. The portable leak detector according to claim 4, wherein: the connecting part is provided with a magnet, and the two box bodies are provided with magnets corresponding to the connecting part.

7. A portable leak detector according to claim 5, wherein: the limiting piece is embedded in the end of the rotating shaft in a sliding mode, and a spring is connected between the limiting piece and the rotating shaft.

8. A portable leak detector according to claim 1, wherein: the bottom of box is equipped with accomodates the groove, accomodate the inslot and be connected with walking wheel or fixed stabilizer blade through the extensible member.

Technical Field

The invention relates to the technical field of leak detectors, in particular to a portable leak detector.

Background

The leak detector is an instrument working by utilizing the water leakage noise principle, a tap water pipeline can emit noise to transmit to four directions when being broken and leaking, the commonly used leak detector is composed of a sensor and an amplifier, the position of a water leakage point is judged by a ground listening method, the core of a probe is a high-sensitivity sound sensor, weak sound can be converted into an electric signal, the traditional leak detector is heavy, the size is large, the carrying is inconvenient, the use and the operation are inconvenient, the detection precision is low, the external interference is large, correct judgment can not be made according to the sound, damage is easily caused by mechanical physical striking, the detection precision is reduced, and the use convenience and the stability of the device are not high enough.

Therefore, the development of a new portable leak detector not only has urgent research value, but also has good economic benefit and industrial application potential, which is the basis and the motivation for the completion of the invention.

Disclosure of Invention

Aiming at the defects in the prior art, the invention provides a portable leak detector to improve the use convenience and the stability of the device.

In order to achieve the purpose, the invention adopts the following technical scheme:

a portable leak detector comprises a rotating shaft and a leak detector body which is rotatably connected to the rotating shaft, wherein an adjusting mechanism is arranged between the leak detector body and the rotating shaft and used for fixing and adjusting the relative position of the leak detector body and the rotating shaft;

the rotating shaft is rotatably connected with two mutually buckled box bodies and is used for accommodating the leak detector body inside the two box bodies, and the rotating shaft is provided with a limiting part and is used for limiting the opening and closing angle between the two box bodies so that the two box bodies form a stable triangular structure;

the leak detector body comprises a detection head connected to the end portion of the first telescopic piece, a display piece and an earphone connected to the end portion of the second telescopic piece, and a shell connected between the first telescopic piece and the second telescopic piece, wherein a controller is arranged in the shell, and the detection head, the display piece and the earphone are connected with the controller.

As a preferred technical scheme, the adjusting mechanism comprises a connecting piece arranged on the leak detector body, the connecting piece comprises at least two fastening rings which are sleeved on the outer side of the rotating shaft along the axial direction, tooth grooves are arranged on the inner sides of the fastening rings, fastening teeth matched with the fastening rings are arranged on the rotating shaft, and the minimum outer diameter of each fastening ring is larger than that of the rotating shaft.

As a preferred technical solution, one side of the fastening teeth is provided with a limiting ring for limiting the relative position between the fastening ring and the fastening teeth.

As a preferable technical proposal, the limiting piece comprises a fan-shaped positioning block and connecting parts connected with the two sides of the fan-shaped positioning block and used for realizing the detachable connection of the limiting piece and the box body,

as a preferred technical scheme, the connecting part is an L-shaped connecting lug, and the box body is provided with a positioning groove matched with the connecting lug.

As a preferred technical scheme, the connecting part is provided with a magnet, and the two box bodies are provided with magnets corresponding to the connecting part.

As a preferred technical solution, the limiting member is slidably embedded in an end portion of the rotating shaft, and a spring is connected between the limiting member and the rotating shaft.

As a preferred technical scheme, the bottom end of the box body is provided with a containing groove, and a travelling wheel or a fixed supporting leg is connected in the containing groove through a telescopic piece.

Due to the adoption of the technical scheme, the invention has the following beneficial effects:

in the invention, the rotating shaft is rotatably connected with the two mutually buckled box bodies, so that the leak detector body can be buckled in the containing space formed by the two box bodies to protect the leak detector body, the mechanical damage to the leak detector is reduced, the accuracy of the leak detector body is ensured, and the stability of the structure is improved; the rotating shaft is provided with a limiting part which can limit the two box bodies of the leak detector in a working state, so that the two box bodies ensure a certain opening and closing angle, thereby forming a stable triangular structure as a supporting pin of the leak detector and providing a supporting function for the work of the leak detector; the leakage listening instrument has the advantages that the adjusting mechanism is arranged between the leakage listening instrument body and the rotating shaft, the position of the leakage listening instrument body relative to the rotating shaft can be adjusted, the leakage listening position is changed to adapt to different working requirements, and the applicability of the device is improved.

Drawings

In order to more clearly illustrate the detailed description of the invention or the technical solutions in the prior art, the drawings that are needed in the detailed description of the invention or the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of the spindle and the case of the present invention;

FIG. 3 is a schematic structural diagram of a limiting element according to the present invention;

in the drawing, 1 rotating shaft, 101 fastening teeth, 102 limiting rings, 2 leak detector bodies, 3 adjusting mechanisms, 301 connecting pieces, 302 fastening rings, 303 tooth grooves, 4 boxes, 5 limiting pieces, 501 fan-shaped positioning blocks, 502 connecting parts, 6 first telescopic pieces, 7 detecting heads, 8 second telescopic pieces, 9 display pieces, 10 earphones and 11 shells.

Detailed Description

The technical solution of the present invention will be described in detail with reference to the following examples. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.

As shown in fig. 1-3, a portable leak detector comprises a rotating shaft 1 and a leak detector body 2 rotatably connected to the rotating shaft 1, wherein an adjusting mechanism 3 is arranged between the leak detector body 2 and the rotating shaft 1 for fixing and adjusting the relative position of the leak detector body 2 and the rotating shaft 1, the leak detector body 2 is rotatably connected to the rotating shaft 1, the adjusting mechanism 3 can fix the relative position of the leak detector body 2 and the rotating shaft 1, so as to ensure the stability of the structure, and can also adjust the relative position of the leak detector body 2 and the rotating shaft 1 according to different working requirements, so as to improve the convenience and the practicability of the whole device;

the rotating shaft 1 is rotatably connected with two mutually buckled box bodies 4 and is used for accommodating the leakage listening instrument body 2 in the two box bodies 4, the two mutually buckled box bodies 4 can form a stable protection and containing space, the leakage listening instrument body 2 is protected, the accuracy of leakage listening is ensured, and the leakage listening instrument body 2 is prevented from being damaged by mechanical physical striking, a limiting part 5 is arranged on the rotating shaft 1 and is used for limiting the opening and closing angle between the two box bodies 4 to enable the two box bodies 4 to form a stable triangular structure, the triangular structure formed by the two box bodies 4 can support the leakage listening instrument body 2 to enable the leakage listening instrument body 2 to be in a vertical state, the box bodies 4 play a role of supporting legs in the working process of the leakage listening instrument body 2, and the stability of the whole device is improved;

leak detector body 2 is including connecting in the detection head 7 of 6 tip of first extensible member, connect in display 9 and the earphone 10 of 8 tip of second extensible member, connect in casing 11 between first extensible member 6 and second extensible member 8, it can listen to leak to the water pipeline and examine to detect head 7, display 9 is the figure, video signal display such as wave form or digit comes out, help confirms the water leakage point, earphone 10 can play audio signal and supply the staff to listen the hourglass, be equipped with the controller in casing 11, detect head 7, display 9, earphone 10 all is connected with the controller, the controller is collected the signal that detects head 7 and is handled and transmit display 9 and earphone 10, the determination of the water leakage point of being convenient for.

The adjusting mechanism 3 comprises a connecting piece 301 arranged on the leak detector body 2, the connecting piece 301 comprises at least two fastening rings 302 which are sleeved outside the rotating shaft 1 in a sliding manner along the axial direction, tooth sockets 303 are arranged on the inner side of the fastening rings 302, fastening teeth 101 matched with the fastening rings 302 are arranged on the rotating shaft 1, the minimum inner diameter size of the fastening rings 302 is larger than the outer diameter size of the rotating shaft 1, the tooth sockets 303 in the fastening rings 302 are arranged in a state of being meshed with the fastening teeth 101 on the rotating shaft 1, the relative position between the rotating shaft 1 and the leak detector body 2 is fixed, when the fastening ring 302 slides away from the fastening teeth 101, since the minimum inner diameter of the fastening ring 302 is larger than the outer diameter of the rotating shaft 1, the fastening ring 302 is disengaged from the rotating shaft 1, so that the fastening ring 302 and the rotating shaft 1 can be relatively rotated, the relative position of the fastening ring 302 and the rotating shaft 1 is adjusted, so that the relative position of the leak detector body 2 and the rotating shaft 1 is adjusted.

In this embodiment, one side of the fastening teeth 101 is provided with the limiting ring 102 for limiting the relative position between the fastening ring 302 and the fastening teeth 101, and the limiting ring 102 can limit the axial position between the fastening ring 302 and the rotating shaft 1, so as to prevent the fastening ring 302 from sliding away from the fastening teeth 101 due to the self-gravity.

In this embodiment, the limiting member 5 includes a fan-shaped positioning block 501 and a connecting portion 502 connected to both sides of the fan-shaped positioning block, so as to detachably connect the limiting member 5 to the box 4, and the fan-shaped positioning member can be matched with the angle between the two boxes 4, so that the limiting between the two boxes 4 is more stable, the stability of the structure is improved, the connecting portion 502 can be detachably connected to the box 4, and the limiting and releasing of the limiting member 5 to the position of the box 4 are realized.

In this embodiment, connecting portion 502 is the engaging lug of L type, is equipped with on the box 4 with engaging lug matched with constant head tank, and connecting portion 502's shape sets up, has realized the mechanical connection between connecting portion 502 and the box 4, and when connecting portion 502 inserted and closed in the constant head tank, the relative position between two boxes 4 has obtained the injecing.

In addition, the connection lug of the connection part 502 can be replaced by a magnet, the magnets corresponding to the connection part 502 are arranged on the two boxes 4, and the detachable connection of the connection part 502 and the boxes 4 is realized through the arrangement of the magnets.

In this embodiment, the limiting member 5 is slidably embedded in the end of the rotating shaft 1, a spring is connected between the limiting member 5 and the rotating shaft 1, the connecting portion 502 is an L-shaped connecting lug, the limiting member 5 is slidably connected to the rotating shaft 1, when the box body 4 is opened, the limiting member 5 is pulled to be away from the rotating shaft 1, the opening and closing angle of the box body 4 is continuously increased, the limiting member 5 is released, the limiting member 5 is reset under the pulling force of the spring, the connecting lug is inserted into the positioning groove of the box body 4, and the detachable connection between the limiting member 5 and the box body 4 is realized.

In this embodiment, the bottom of box 4 is equipped with the groove of accomodating, accomodates the inslot and is connected with walking wheel or fixed stabilizer blade through the extensible member, and the setting of walking wheel can improve the flexibility of integrated device, is convenient for listen simultaneously to a plurality of positions leaking, has improved integrated device's convenience.

In the invention, the rotating shaft 1 is rotatably connected with the two box bodies 4 which are mutually buckled, so that the leak detector body 2 can be buckled in an accommodating space formed by the two box bodies 4, the leak detector body 2 is protected, mechanical damage to the leak detector is reduced, the accuracy of the leak detector body 2 is ensured, and the structural stability is improved; the rotating shaft 1 is provided with a limiting part 5 which can limit the two box bodies 4 of the leak detector in a working state, so that the two box bodies 4 ensure a certain opening and closing angle, thereby forming a stable triangular structure as a supporting pin of the leak detector and providing a supporting function for the work of the leak detector; the adjusting mechanism 3 is arranged between the leak detector body 2 and the rotating shaft 1, and can adjust the position of the leak detector body 2 relative to the rotating shaft 1, so that the leak position is changed to adapt to different working requirements, and the applicability of the device is improved.