CN215171232U - Magnetic metal signal transmitter - Google Patents

Abstract

The utility model discloses a magnetic metal signal sender, including signal sender main part and double-seal structure, signal sender main part top is connected with the wire, the inside double-seal structure that is provided with of signal sender main part, the double-seal structure outer wall is provided with sealing member a, sealing member b is provided with below sealing member a, the inside of sealing member b is provided with the nut, the nut lower extreme is provided with the guide arm, the guide arm outside is provided with the detector, be provided with magnet below the detector, the magnet outside is provided with contact a, contact b is provided with below contact a, the magnet below is provided with self-sealing device; the utility model has the advantages of accurate detection fault location, improvement sealed effect, prevent that fluid from revealing, have insulating effect, practicality are strong, convenient to popularize and use.

Description

Magnetic metal signal transmitter

Technical Field

The utility model belongs to the technical field of the signaling device technique and specifically relates to a magnetic metal signaling device is related to.

Background

The magnetic metal signal transmitter is commonly used in hydraulic system filters of airplanes, military industry and other instruments, has the advantages of small volume, and plays a role in signal transmission mainly by the movement of two pieces of magnetic steel inside and outside, and can play a special slow release role in a hydraulic system with larger pulse and larger impact liquid flow, so the magnetic metal signal transmitter is called as a pulse-proof impact-resistant signal transmitter, and can give an alarm in time when the conditions of pipeline leakage, pipeline pressure lower than set pressure and the like occur, and some devices have more lubricating branch pipelines and are more concentrated, so the signal transmitter is required to be miniaturized as much as possible, the price is low, and the differential pressure signal transmitter is generally used in an oil filter;

at present, the magnetic metal signal transmitter is poor in sealing effect and simple in structural design, oil is leaked outside a system sometimes, the source of metal particle impurities cannot be accurately distinguished, fault positions can be rapidly detected, detection efficiency is affected, and using requirements cannot be met.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a magnetic metal signal transmitter with accurate detection fault location, improvement sealed effect, prevent that fluid from revealing, have insulating effect, practicality are strong, convenient to popularize and use has solved the problem among the prior art.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme: the utility model provides a magnetism metal signaling device, includes signaling device main part and double-seal structure, signaling device main part top is connected with the wire, the inside double-seal structure that is provided with of signaling device main part, the double-seal structure outer wall is provided with sealing member an, sealing member a below is provided with sealing member b, sealing member b inboard is provided with the nut, the nut lower extreme is provided with the guide arm, the guide arm outside is provided with the detector, the detector below is provided with magnet, the magnet outside is provided with contact an, contact a below is provided with contact b, the magnet below is provided with from the sealing device.

The utility model discloses further set up to: the magnet is made of rare earth cobalt, and the outer layer of the magnet is subjected to insulation treatment.

Through adopting above-mentioned technical scheme, both satisfied the requirement of magnet adsorption impurity granule, had insulating function simultaneously, can not make the signal sender transmit alert signal of wrong report because magnet is electrically conductive.

The utility model discloses further set up to: the sealing element a and the sealing element b are sealed by O-shaped rings.

Through adopting above-mentioned technical scheme, through adopting double containment structure, can effectually prevent that fluid from revealing outside the system, improve the device's sealing performance.

The utility model discloses further set up to: and the self-sealing device and the detector are assembled in a quick clamping connection mode.

Through adopting above-mentioned technical scheme, dismantling that can be convenient when magnetic metal signal transmitter main part is reported to the police to reach the purpose of quick clearance impurity.

The utility model discloses further set up to: and the lower end of the detector is provided with a contact head which is respectively contacted with the contact point a and the contact point b.

Through adopting above-mentioned technical scheme, differentiate the granule source through the metallic impurity on the detector contact, the short-term test fault location improves the device's practicality.

The utility model discloses further set up to: the main body of the transmitter is electrically connected with external equipment through a lead.

By adopting the technical scheme, the stable operation of the device is ensured.

To sum up, the utility model discloses a beneficial technological effect does:

1. the magnetic metal signal transmitter structurally collects magnetic metal chips in a lubricating oil loop through a detector, when the metal chips are accumulated more and more, metal particles lead to the conduction of two contacts between a contact a and a contact b, two electrodes are in short circuit, a circuit is connected to send a signal, so that the abrasion condition of a mechanical motion system is judged, the detector is taken out, the particle source can be distinguished through metal impurities on a contact of the detector, the fault position is detected quickly, the working efficiency and the correctness of the device are improved, and the device is convenient to use;

2. structurally, all adopt quick clamping's connected mode to assemble from sealing device and detector, dismantle that can be convenient when magnetic metal signalling device main part is reported to the police to reach the purpose of quick clearance impurity, adopt double containment structure, can effectually prevent that fluid from revealing outside the system, improve the device's sealing performance, simple structure moreover, the practicality is strong.

Drawings

Fig. 1 is a schematic cross-sectional view of a magnetic metal transmitter according to the present invention;

fig. 2 is a schematic diagram of an enlarged structure at a position a of the magnetic metal transmitter of the present invention;

fig. 3 is a schematic diagram of an enlarged structure at the B position of the magnetic metal transmitter of the present invention.

In the figure, 1, a transmitter main body; 2. a wire; 3. a double-sealing structure; 4. a nut; 5. a guide bar; 6. a detector; 7. a self-sealing device; 8. a sealing member a; 9. a seal member b; 10. a contact a; 11. a contact b; 12. and a magnet.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the protection scope of the present invention based on the embodiments of the present invention.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1, 2 and 3, for the utility model discloses a magnetic metal signal transmitter, including signal transmitter main part 1 and double-seal structure 3, signal transmitter main part 1 top is connected with wire 2, and sealing member b9 inboard is provided with nut 4, and nut 4 lower extreme is provided with guide arm 5, and the guide arm 5 outside is provided with detector 6, and the magnet 12 outside is provided with contact a10, and contact b11 is provided below contact a 10;

in the embodiment, in the using process, the main body 1 of the transmitter is assembled with external equipment through the lead 2, magnetic metal chips in a lubricating oil loop are collected through the detector 6, when the metal chips are accumulated more and more, metal particles lead to the conduction of two contacts between the contact a10 and the contact b11, the two electrodes are in short circuit, a switch-on circuit sends out signals, the abrasion condition of a mechanical motion system is judged, the detector 6 is taken out, the source of the particles can be distinguished through metal impurities on the contact of the detector 6, the fault position is detected quickly, and the working efficiency and the correctness of the device are improved.

As shown in fig. 1, 2 and 3, a magnet 12 is arranged below the detector 6, a self-sealing device 7 is arranged below the magnet 12, the detector 6 is arranged outside the guide rod 5, a double-sealing structure 3 is arranged inside the transponder body 1, a sealing element a8 is arranged on the outer wall of the double-sealing structure 3, and a sealing element b9 is arranged below a sealing element a 8;

in this embodiment, insulating treatment is done to 12 skin of magnet, magnet 12 adsorption impurity particle's requirement has both been satisfied, insulating function has simultaneously, can not be because magnet 12 is electrically conductive, make signaling apparatus main part 1 spread the alert signal of wrong report, all adopt quick clamping's connected mode to assemble from sealing device 7 and detector 6, dismantlement that can be convenient when magnetic metal signaling apparatus main part 1 reports to the police, with the purpose that reaches quick clearance impurity, sealing member a8 all adopts "O" shape circle with sealing member b9, adopt double-seal structure 3, can effectually prevent outside fluid reveals the system, improve the device's sealing performance.

Referring to fig. 3, magnet 12 is made of rare earth cobalt, and the outer layer of magnet 12 is insulated, so that the requirement of magnet 12 for adsorbing impurity particles is met, and the magnet has an insulating function, and a false alarm signal is not transmitted by the signaling device due to the electric conduction of magnet 12.

Referring to fig. 2, the sealing elements a8 and b9 are both O-ring seals, and by adopting the double-sealing structure 3, oil can be effectively prevented from leaking out of the system, and the sealing performance of the device is improved.

Referring to fig. 1, the self-sealing device 7 and the detector 6 are assembled in a quick clamping connection mode, and can be conveniently disassembled when the magnetic metal signal transmitter body 1 gives an alarm, so that the purpose of quickly cleaning impurities is achieved.

Referring to fig. 3, the lower end of the detector 6 is provided with contacts respectively contacting with a contact a10 and a contact b11, and the particle source is distinguished through metal impurities on the contacts of the detector 6, so that the fault position is quickly detected, and the practicability of the device is improved.

Referring to fig. 1, a transmitter body 1 is electrically connected to an external device through a wire 2, ensuring stable operation of the device.

The implementation principle of the embodiment is as follows:

the utility model relates to a magnetic metal signal transmitter, in the use, assemble signal transmitter main part 1 and external equipment through wire 2, collect magnetic metal fillings in the lubricating oil return circuit through detector 6, when the metal fillings pile up more and more, make the metal granule lead to the electric conduction of two contacts between contact a10 and contact b11, two electrodes take place the short circuit, the switch-on circuit sends a signal, thereby judge the wearing and tearing condition of mechanical motion system, take out detector 6, can distinguish the granule source through the metallic impurity on detector 6 contact, detect the fault location fast, the work efficiency and the exactness of the device have been improved, magnet 12 outer layer is insulated, both satisfied the requirement that magnet 12 adsorbs the impurity granule, have insulating function simultaneously, can not be because magnet 12 is electrically conductive, make signal transmitter misstatement send out the alert signal, from sealing device 7 and detector 6 all adopt the connected mode of clamping to assemble fast, can convenient dismantlement when magnetic metal signalling device main part 1 reports to the police to reach the purpose of quick clearance impurity, sealing member a8 all adopts "O" shape circle with sealing member b9, adopts double containment structure 3, can effectually prevent that fluid from revealing outside the system, improves the device's sealing performance, in order to solve the technical problem who exists among the prior art.

Having shown and described the basic principles and principal features of the invention and advantages thereof, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof; the present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein, and any reference signs in the claims are not intended to be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims (6)

1. A magnetic metal signal transmitter comprises a signal transmitter main body (1) and a double-sealing structure (3), and is characterized in that: the signal sender main part (1) top is connected with wire (2), signal sender main part (1) inside is provided with double-seal structure (3), double-seal structure (3) outer wall is provided with sealing member a (8), sealing member a (8) below is provided with sealing member b (9), sealing member b (9) inboard is provided with nut (4), nut (4) lower extreme is provided with guide arm (5), the guide arm (5) outside is provided with detector (6), detector (6) below is provided with magnet (12), magnet (12) outside is provided with contact a (10), contact a (10) below is provided with contact b (11), magnet (12) below is provided with from sealing device (7).

2. The magnetic metal transponder according to claim 1, wherein: the magnet (12) is made of rare earth cobalt, and the outer layer of the magnet (12) is subjected to insulation treatment.

3. The magnetic metal transponder according to claim 1, wherein: the sealing element a (8) and the sealing element b (9) are sealed by O-shaped rings.

4. The magnetic metal transponder according to claim 1, wherein: and the self-sealing device (7) and the detector (6) are assembled in a quick clamping connection mode.

5. The magnetic metal transponder according to claim 1, wherein: and the lower end of the detector (6) is provided with a contact head which is respectively contacted with the contact point a (10) and the contact point b (11).

6. The magnetic metal transponder according to claim 1, wherein: the main body (1) of the signal transmitter is electrically connected with external equipment through a lead (2).

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