CN218955817U

CN218955817U - Triaxial vibration temperature sensor

Info

Publication number: CN218955817U
Application number: CN202223535217.1U
Authority: CN
Inventors: 叶志峰
Original assignee: Changzhou Tianchuan Electromechanical Technology Co ltd
Current assignee: Changzhou Tianchuan Electromechanical Technology Co ltd
Priority date: 2022-12-29
Filing date: 2022-12-29
Publication date: 2023-05-02
Anticipated expiration: 2032-12-29

Abstract

The utility model discloses a triaxial vibration temperature sensor, which has the technical scheme that: including the casing, the mount table is installed to shells inner wall, the mount table upside is connected with damper, damper includes the sleeve, the inside downside of sleeve is connected with the spring two, the spring two upside is connected with the limiting plate, the limiting plate upside is connected with the traveller, the traveller upside is connected with vibration sensing element, shells inner wall is connected with the shock pad, the shock pad downside is connected with the mounting panel, the mounting panel downside is connected with the spread groove, the spread groove downside is connected with temperature measurement probe. In the utility model, after the mounting table and the vibration sensing element are vibrated, the sliding column slides up and down in the sleeve, and the second spring can buffer the impulse of sliding of the sliding column, so that the vibration transmitted from the vibration sensing element to the mounting table, the shell and the shock pad is reduced. The shock pad can reduce vibrations transferred from the housing to the mounting plate and the temperature probe.

Description

Triaxial vibration temperature sensor

Technical Field

The utility model relates to the technical field of sensors, in particular to a triaxial vibration temperature sensor.

Background

The wireless vibration temperature sensor adopts an advanced low-power consumption Bluetooth technology, is matched with an acceleration sensor and an infrared thermometer, can acquire vibration and temperature data of various devices, provides various effective characteristic parameters including vibration intensity, impact peak value, bearing state and the like through an advanced digital signal processing algorithm, is used for state evaluation of the devices, and is suitable for offline or online monitoring and preventive maintenance of the states of various electromechanical devices.

In order to ensure that the mechanical equipment can normally operate for a long time, and prevent accidents, the temperature and vibration of key parts of the equipment need to be detected so as to judge the operation condition of the mechanical equipment according to the detection content. The temperature is detected by a temperature sensor, the vibration is detected by a vibration sensor, but the mechanical equipment has only one sensor installation position, so that only one data can be detected at the position, which is very unfavorable for the detection of the machine and can cause major accidents. In order to detect temperature and vibration data simultaneously, a temperature measuring probe and a vibration sensing element are generally combined together in the prior art, and the method solves the problem that only one type of data can be detected in a period of time, but in the actual use process, the temperature measuring probe cannot be prevented from being vibrated simultaneously with the vibration sensing element, and the temperature measuring probe is damaged after a period of use. Therefore, the triaxial vibration temperature sensor is provided, vibration applied to the temperature measuring probe is reduced, and the service life of the temperature measuring probe is prolonged.

Disclosure of Invention

In view of the problems mentioned in the background art, an object of the present utility model is to provide a triaxial vibration temperature sensor, so as to solve the problem that the temperature sensing element is affected by excessive vibration mentioned in the background art.

The technical aim of the utility model is realized by the following technical scheme:

the utility model provides a triaxial vibration temperature sensor, includes the casing, the casing upside is connected with protruding pipe one, the casing downside is connected with protruding pipe two, shells inner wall installs the mount table, the mount table upside is connected with damper, damper includes the sleeve, the inside downside of sleeve is connected with spring two, spring two upside is connected with the limiting plate, the limiting plate upside is connected with the traveller, the traveller upside is connected with vibration sensing element, vibration sensing element upside is connected with spring one, shells inner wall is connected with the shock pad, the shock pad downside is connected with the mounting panel, the mounting panel downside is connected with the spread groove, the spread groove downside is connected with temperature probe.

Through adopting above-mentioned technical scheme, the traveller plays certain supporting role to vibration sensing element, avoids vibration sensing element to collide with shells inner wall and damage because of the vibration. After the mounting table and the vibration sensing element are vibrated, the sliding column slides up and down in the sleeve, the second spring can buffer the sliding impact of the sliding column, the vibration transmitted to the mounting table from the vibration sensing element is reduced, and the vibration transmitted to the mounting table and transmitted to the shell and the shock pad is further reduced. The vibration that the shock pad can reduce and transmit the mounting panel from the casing, and then reduce the vibration that transmits to temperature probe.

Preferably, a clamping groove is formed in the opening of the lower side of the connecting groove, a clamping block is connected to the upper side of the temperature measuring probe, and the clamping groove is matched with the clamping block.

Through adopting above-mentioned technical scheme, draw-in groove agrees with the fixture block, then temperature probe can pass through draw-in groove and fixture block and spread groove joint for temperature probe fixes in the spread groove downside firmly.

Preferably, one side of the spring away from the vibration sensing element is connected with an inner wall of the convex tube.

Through adopting above-mentioned technical scheme, one side that vibration sensing element was kept away from to spring one is connected with protruding pipe one inner wall, and the vibration that protruding pipe one received can be given vibration sensing element through spring one transmission.

Preferably, the lower part of the temperature measuring probe is positioned in the second convex pipe, and the outer wall of the convex pipe is provided with a through hole.

Through adopting above-mentioned technical scheme, temperature probe lower part is located protruding intraductal second, and protruding pipe second can protect temperature probe, and the through-hole has been seted up to protruding pipe outer wall, and the through-hole can make temperature measurement environment the same with the inside ambient temperature of protruding pipe, avoids producing temperature measurement data error because protruding pipe second.

Preferably, the outer diameter of the temperature measuring probe is smaller than the inner diameter of the convex tube.

By adopting the technical scheme, the outer diameter of the temperature measuring probe is smaller than the inner diameter of the convex tube II, so that the temperature measuring probe is prevented from being contacted with the inner wall of the convex tube II, and vibration borne by the temperature measuring probe is reduced.

Preferably, the mounting plate has an outer diameter smaller than the outer diameter of the shock pad.

Through adopting above-mentioned technical scheme, the mounting panel external diameter is less than shock pad external diameter mounting panel, then temperature probe does not directly produce the contact with shells inner wall, reduces the vibration that temperature probe received.

In summary, the utility model has the following advantages:

the clamping groove is formed in the groove opening at the lower side of the connecting groove, the clamping block is connected to the upper side of the temperature measuring probe, the clamping groove is matched with the clamping block, and the temperature measuring probe can be clamped with the connecting groove through the clamping groove and the clamping block, so that the temperature measuring probe is firmly fixed at the lower side of the connecting groove. One side of the first spring away from the vibration sensing element is connected with the inner wall of the convex tube, and vibration received by the convex tube can be transmitted to the vibration sensing element through the first spring. The temperature measurement probe lower part is located protruding intraductal second, and protruding pipe second can protect temperature measurement probe, and the through-hole has been seted up to protruding pipe outer wall, and the through-hole can make temperature measurement environment the same with the inside ambient temperature of protruding pipe, avoids producing temperature measurement data error because protruding pipe second. The outer diameter of the temperature measuring probe is smaller than the inner diameter of the convex tube II, so that the temperature measuring probe is prevented from contacting with the inner wall of the convex tube II, the outer diameter of the mounting plate is smaller than the outer diameter mounting plate of the shock pad, the temperature measuring probe is not directly contacted with the inner wall of the shell, and vibration borne by the temperature measuring probe is reduced.

Drawings

FIG. 1 is a schematic perspective oblique side view of the present utility model;

FIG. 2 is a schematic perspective rear view of the present utility model;

FIG. 3 is a schematic view of the first and second clamps of the present utility model;

fig. 4 is a schematic diagram of a loading state structure of the present utility model.

Reference numerals: 1. a housing; 11. a first convex pipe; 12. a convex pipe II; 2. a mounting table; 3. a damping mechanism; 31. a sleeve; 32. a second spring; 33. a limiting plate; 34. a spool; 35. a positioning groove; 36. a limiting block; 4. a vibration sensing element; 41. a positioning rod; 42. a limit groove; 5. a first spring; 6. a shock pad; 7. a mounting plate; 8. a connecting groove; 81. a clamping groove; 9. a temperature measurement probe; 91. and (5) clamping blocks.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1, 2, 3 and 4, a triaxial vibration temperature sensor includes a first protruding tube 11, a housing 1 is connected to the lower side of the first protruding tube 11, a second protruding tube 12 is connected to the lower side of the housing 1, a first spring 5 is connected to the inner wall of the first protruding tube 11, a vibration sensing element 4 is connected to the lower side of the first spring 5, a sliding column 34 is connected to the lower side of the vibration sensing element 4, a limiting plate 33 is connected to the lower side of the limiting plate 33, a second spring 32 is connected to the lower side of the limiting plate 33, a sleeve 31 is slidably connected to the outer wall of the sliding column 34, a mounting table 2 is connected to the lower side of the sleeve 31, a temperature measuring probe 9 is mounted in the second protruding tube 12, a connecting groove 8 is connected to the upper side of the temperature measuring probe 9, a clamping groove 81 is formed in the connecting groove 8,

clamping blocks

91 and 91 are connected to the upper side of the temperature measuring probe 9, a mounting plate 7 is connected to the upper side of the connecting groove 8, and a damping pad 6 is connected to the upper side of the mounting plate 7.

Referring to fig. 2 and 3, a positioning groove 35 is formed in the upper side of the sliding column 34, a limiting block 36 is connected to the side wall of the positioning groove 35, a positioning rod 41 is connected to the lower side of the vibration sensing element 4, a limiting groove 42 is formed in the side wall of the positioning rod 41, the positioning rod 41 is engaged with the positioning groove 35, and the limiting groove 42 is engaged with the limiting block 36.

Working principle: referring to fig. 1, 2, 3 and 4, the strut 34 plays a role in supporting the vibration sensing element 4 to prevent the vibration sensing element 4 from being damaged due to collision with the inner wall of the housing 1 caused by vibration. After the mount 2 and the vibration sensing element 4 are vibrated, the vibration absorbing mechanism 3 acts, the spool 34 slides up and down inside the sleeve 31, and the second spring 32 can buffer the sliding momentum of the spool 34, so as to reduce the vibration transmitted from the vibration sensing element 4 to the mount 2, and further reduce the vibration transmitted to the mount 2 and the housing 1 and the shock absorbing pad 6. The positioning rod 41 is engaged with the positioning groove 35, the limiting groove 42 is engaged with the limiting block 36, and the vibration sensing element 4 does not generate displacement in the circumferential direction during vibration. The shock pad 6 can reduce the vibration transmitted from the housing 1 to the mounting plate 7, and thus reduce the vibration transmitted to the temperature probe 9. The temperature probe 9 can be clamped with the connecting groove 8 through the clamping groove 81 and the clamping block 91, so that the temperature probe 9 is firmly fixed on the lower side of the connecting groove 8. Vibrations received by the boss 11 may be transmitted to the vibration sensing element 4 through the spring 5. The second convex tube 12 can protect the temperature measuring probe 9, and the through hole can enable the temperature measuring environment to be the same as the environment temperature inside the convex tube, so that temperature measuring data errors caused by the second convex tube 12 are avoided. The outer diameter of the mounting plate 7 is smaller than that of the damping pad 6, the mounting plate 7 and the temperature measuring probe 9 are positioned in the convex tube II 12 and are not in direct contact with the inner wall of the convex tube II 12, so that vibration borne by the temperature measuring probe 9 can be reduced.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A triaxial vibration temperature sensor, comprising a housing (1), characterized in that: the utility model discloses a temperature measuring probe, including casing (1), including casing (1), shock absorber, connecting groove (8) downside, connecting plate (7), casing (1) upside is connected with protruding pipe one (11), casing (1) downside is connected with protruding pipe two (12), casing (1) inner wall installs mount table (2), mount table (2) upside is connected with damper (3), damper (3) include sleeve (31), sleeve (31) inside downside is connected with spring two (32), spring two (32) upside is connected with limiting plate (33), limiting plate (33) upside is connected with traveller (34), traveller (34) upside is connected with vibration sensing element (4), vibration sensing element (4) upside is connected with spring one (5), casing (1) inner wall is connected with shock pad (6), shock pad (6) downside is connected with mounting panel (7), mounting panel (7) downside is connected with spread groove (8), connecting groove (8) downside is connected with temperature measuring probe (9).

2. A triaxial vibration temperature sensor according to claim 1, characterized in that: the clamping groove (81) is formed in the lower groove opening of the connecting groove (8), a clamping block (91) is connected to the upper side of the temperature measuring probe (9), and the clamping groove (81) is matched with the clamping block (91).

3. A triaxial vibration temperature sensor according to claim 1, characterized in that: one side of the first spring (5) far away from the vibration sensing element (4) is connected with the inner wall of the first convex tube (11).

4. A triaxial vibration temperature sensor according to claim 1, characterized in that: the lower part of the temperature measuring probe (9) is positioned in the second convex pipe (12), and a through hole is formed in the outer wall of the second convex pipe (12).

5. A triaxial vibration temperature sensor according to claim 4, characterized in that: the outer diameter of the temperature measuring probe (9) is smaller than the inner diameter of the convex tube II (12).

6. A triaxial vibration temperature sensor according to claim 5, characterized in that: the outer diameter of the mounting plate (7) is smaller than that of the shock pad (6).