CN214200469U

CN214200469U - Sensor mounting structure and device to be tested

Info

Publication number: CN214200469U
Application number: CN202120180719.3U
Authority: CN
Inventors: 方良杰; 普东方; 兰奇
Original assignee: China Shipbuilding Power Engineering Institute Co Ltd
Current assignee: China Shipbuilding Power Engineering Institute Co Ltd
Priority date: 2021-01-22
Filing date: 2021-01-22
Publication date: 2021-09-14
Anticipated expiration: 2031-01-22

Abstract

The utility model relates to a sensor installation technical field discloses a sensor mounting structure and device to be measured. The sensor mounting structure includes a first fixing member and a second fixing member. The first fixing piece is detachably mounted on the piece to be measured, the sensor can be movably mounted on the first fixing piece, and the second fixing piece is used for fixing the sensor on the first fixing piece. In the sensor mounting structure provided by the utility model, the first fixing piece is detachably mounted on the piece to be measured, and the sensor can be movably mounted on the first fixing piece; the second fixing piece is used for fixing the sensor on the first fixing piece. First mounting, second mounting and the equal mutual separation of sensor, when demolising the sensor, demolish first mounting and second mounting can, the dismouting step is simple, and the flexibility is high, is difficult for causing the harm to the sensor, has prolonged the life of sensor.

Description

Sensor mounting structure and device to be tested

Technical Field

The utility model relates to a sensor installation technical field especially relates to a sensor mounting structure and device to be measured.

Background

In order to prevent the hydraulic pressure from exceeding a threshold value, a sensor is used today to detect the hydraulic pressure of the hydraulic system. When detecting a hydraulic signal, a sensor needs to be installed and is installed on a piece to be measured so as to realize the measurement of the hydraulic pressure on the piece to be measured.

The existing hydraulic pressure measuring sensor has an integral structure and a split structure.

Split type sensor is because sensor probe and afterbody cable mutually independent, and probe and cable are connected through the contact pin, so can effectively avoid the problem of the repeated dismouting of bare wire terminal, but because the mid portion passes through the contact pin and connects, has often plug again and leads to signal contact unstable, problem that product processing cost is high.

In order to improve the stability of signal acquisition, monolithic sensors are often used. The integral sensor is not suitable for a frequently-dismounted scene because the sensor probe and the tail cable are of an integral structure, and because the cable at the tail of the sensor is usually connected to a bare wire terminal, when a test object is replaced, the sensor needs to be dismounted from a to-be-detected piece, and at the moment, the bare wire terminal at the end part of the cable of the sensor needs to be dismounted from a wiring terminal of a sensor signal acquisition module, so that the working efficiency is influenced, and the dismounting process of a tester is easy to damage the cable and influence the service life of the sensor; if the cable is not dismantled, the sensor is directly and forcibly screwed off, and the cable is very easy to damage.

Therefore, it is desirable to provide a mounting structure of a sensor to solve the problem of inconvenient assembly and disassembly of an integrated sensor.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a sensor mounting structure has solved when demolising the sensor, causes the damage to the cable easily, influences the life's of sensor problem.

To achieve the purpose, the utility model adopts the following technical proposal:

a sensor mounting structure comprising:

the sensor comprises a first fixing piece, a second fixing piece and a sensor, wherein the first fixing piece is detachably arranged on a piece to be detected, and the sensor can be movably arranged on the first fixing piece;

and the second fixing piece is used for fixing the sensor on the first fixing piece.

Preferably, the first fixing part comprises a sleeve with a thread on the outer side wall, and the sleeve can be sleeved on the sensor and screwed on the to-be-detected part.

Preferably, the inner side wall of the sleeve is smooth.

Preferably, the second fixing member includes a protruding ring, an outer diameter of the protruding ring is larger than an inner diameter of the sleeve, and when the sensor is inserted into the sleeve, the protruding ring is attached to a probe end of the sensor so that the sensor does not detach from the sleeve.

Preferably, the convex ring is connected with the sensor in a threaded manner.

Preferably, the second fixing member includes a boss provided at a probe end portion of the sensor, and an outer diameter of the boss is larger than an inner diameter of the sleeve.

Preferably, a concave platform is arranged on the outer side wall of one end, connected with the piece to be detected in a threaded mode, of the sleeve along the circumferential direction.

Preferably, the first fixing member is made of metal.

An object of the utility model is to provide a device to be tested has still provided a device to be tested's structure, has promoted to use and has experienced.

a device to be tested comprises a piece to be tested and the sensor mounting structure arranged on the piece to be tested.

Preferably, the part to be measured comprises a hydraulic block, a groove is formed in the hydraulic block, a through hole is formed in the bottom of the groove, the first fixing piece is installed in the groove, and the probe of the sensor faces the through hole.

The utility model has the advantages that:

in the sensor mounting structure provided by the utility model, the first fixing piece is detachably mounted on the piece to be measured, and the sensor can be movably mounted on the first fixing piece; the second fixing piece is used for fixing the sensor on the first fixing piece. First mounting, second mounting and the equal mutual separation of sensor, when demolising the sensor, demolish first mounting and second mounting can, the dismouting step is simple, and the flexibility is high, is difficult for causing the harm to the sensor, has prolonged the life of sensor.

The utility model provides a device to be tested has adopted above-mentioned sensor mounting structure, has optimized the device to be tested, has promoted to use and has experienced.

Drawings

Fig. 1 is a cross-sectional view of a sensor mounting structure according to an embodiment of the present invention;

fig. 2 is a cross-sectional view of a sensor mounting structure provided in the second embodiment of the present invention.

In the figure:

1. a probe; 11. a boss;

2. a cable;

3. a piece to be tested; 31. a groove; 32. a through hole;

4. a sleeve; 41. a concave platform;

5. a convex ring.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be further noted that, for the convenience of description, only some of the structures related to the present invention are shown in the drawings, not all of the structures.

In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, detachably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

In the description of the present embodiment, the terms "upper", "lower", "right", etc. are used in an orientation or positional relationship based on that shown in the drawings only for convenience of description and simplicity of operation, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used only for descriptive purposes and are not intended to have a special meaning.

Example one

The embodiment provides a device to be tested, which comprises a piece to be tested 3 and a sensor mounting structure arranged on the piece to be tested 3.

Specifically, as shown in fig. 1, the piece 3 that awaits measuring includes the hydraulic pressure piece, is equipped with recess 31 on the hydraulic pressure piece, and through-hole 32 has been seted up to the recess 31 tank bottom, and the sensor passes through sensor mounting structure to be installed in recess 31, and the sensor includes probe 1 and cable 2, and probe 1 and cable 2 fixed connection, and probe 1 of sensor sets up towards through-hole 32, and probe 1 can measure the hydraulic pressure in the through-hole 32, has optimized the device that awaits measuring, has promoted and has used experience.

The sensor mounting structure that this embodiment provided for the sensor dismouting of being convenient for just is difficult for causing the damage to the sensor.

Specifically, with continued reference to fig. 1, the sensor mounting structure includes a first fixture and a second fixture. The first fixing piece is detachably arranged on the piece to be measured 3, and the sensor can be movably arranged on the first fixing piece; the second fixing piece is used for fixing the sensor on the first fixing piece. The first fixing piece, the second fixing piece and the sensor can be separated from each other and are suitable for the piece to be detected 3; when the sensor is dismounted, the first fixing part and the second fixing part are dismounted, the dismounting step is simple, the flexibility is high, damage to the sensor is not easy to cause, and the service life of the sensor is prolonged.

The first fixing member is installed in the groove 31, and the probe 1 of the sensor is arranged toward the through hole 32, and the first fixing member is detachably installed in the groove 31.

Further, first mounting includes that the lateral wall is equipped with screwed sleeve 4, and sensor and spiro union are located on 3 to be measured to sleeve 4 ability cover, connect the good reliability. Specifically, the side wall of the groove 31 is provided with threads, and the sleeve 4 is screwed with the side wall of the groove 31. In other embodiments, the sleeve 4 and the to-be-tested member 3 may be connected in other manners, which are not limited herein, and the detachable connection function may be implemented.

Preferably, the inner side wall of the sleeve 4 is a smooth surface, and the smooth surface can reduce the friction force between the sleeve 4 and the sensor and protect the sensor from being worn.

Specifically, the second fixing part comprises a boss 11 arranged at the end part of the probe 1 of the sensor, and the outer diameter of the boss 11 is larger than the inner diameter of the sleeve 4; the end face of the sleeve 4 can abut against the boss 11 to fix the position of the sensor, so that the sensor is not separated from the piece to be measured 3, and the installation stability is good.

Further, a concave table 41 is arranged on the outer side wall of one end, connected with the piece to be detected 3 in a threaded mode, of the sleeve 4 along the circumferential direction; the recessed platform 41 facilitates the removal of the sleeve 4 so that the sleeve 4 can be easily inserted into and removed from the recess 31 of the test object 3.

Preferably, the first fixing piece is made of metal, so that the sensor is not easy to damage and the cost is low.

Example two

As shown in fig. 2, this embodiment provides a sensor mounting structure, which is different from the first embodiment in that the second fixing member provided in this embodiment includes a convex ring 5, an outer diameter of the convex ring 5 is larger than an inner diameter of the sleeve 4, and when the sensor is inserted into the sleeve 4, the convex ring 5 is mounted on the end of the probe 1 of the sensor so that the sensor does not separate from the sleeve 4.

Furthermore, the convex ring 5 and the sensor are connected in a threaded manner, so that the connection reliability is good. In other embodiments, the protruding ring 5 may be connected with the probe 1 of the sensor by other means, which is not limited herein, and may realize the function of fixed connection.

Other structures of the sensor mounting structure provided in this embodiment are the same as those of the first embodiment, and will not be described in detail here.

The device to be tested provided by this embodiment includes the piece to be tested 3 and the sensor mounting structure as described above disposed on the piece to be tested 3, and the connection manner between the sensor mounting structure and the piece to be tested 3 in this embodiment is the same as that in the first embodiment, and will not be described in detail here.

It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Numerous obvious variations, rearrangements and substitutions will now occur to those skilled in the art without departing from the scope of the invention. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims

1. A sensor mounting structure, characterized by comprising:

the first fixing piece is detachably arranged on the piece to be detected (3), and the sensor can be movably arranged on the first fixing piece;

2. The sensor mounting structure according to claim 1, wherein the first fixing member includes a sleeve (4) having a thread on an outer side wall thereof, and the sleeve (4) is capable of being sleeved on the sensor and screwed on the member to be measured (3).

3. The sensor mounting structure according to claim 2, wherein the inner side wall of the sleeve (4) is a smooth surface.

4. The sensor mounting structure according to claim 2, wherein the second fixing member includes a collar (5), an outer diameter of the collar (5) is larger than an inner diameter of the sleeve (4), and the collar (5) is mounted on an end of the probe (1) of the sensor so that the sensor does not come off the sleeve (4) when the sensor is inserted into the sleeve (4).

5. The sensor mounting structure according to claim 4, wherein the protruding ring (5) is connected to the sensor by a screw connection.

6. The sensor mounting structure according to claim 2, wherein the second fixing member includes a boss (11) provided at an end of the probe (1) of the sensor, and an outer diameter of the boss (11) is larger than an inner diameter of the sleeve (4).

7. The sensor mounting structure according to claim 2, wherein an outer side wall of an end of the sleeve (4) to which the member to be measured (3) is screwed is provided with a recessed land (41) in a circumferential direction.

8. The sensor mounting structure according to claim 2, wherein the first fixing member is made of metal.

9. A device under test, comprising a member under test (3) and the sensor mounting structure of any one of claims 1 to 8 provided on the member under test (3).

10. The device under test of claim 9, wherein the piece under test (3) comprises a hydraulic block, a groove (31) is formed in the hydraulic block, a through hole (32) is formed in the bottom of the groove (31), the first fixing member is installed in the groove (31), and the probe of the sensor is arranged towards the through hole (32).