CN213632446U - Novel telescopic bearing temperature measuring element has - Google Patents

Abstract

The utility model discloses a novel retractable bearing temperature element has, include: the terminal box, the first protective sleeve of one end fixedly connected with of terminal box, be equipped with the cavity in the first protective sleeve, first protective sleeve fixedly connected with second protective sleeve, be equipped with the cavity in the second protective sleeve, first protective sleeve with the cavity that the second protective sleeve was established communicates with each other, first protective sleeve with the resistance body has been cup jointed in the cavity that the second protective sleeve was established, the one end of resistance body is connected in the cavity that first protective sleeve and second protective sleeve were established, and the device is one kind and can enlarges flexible scope, is convenient for master the depth of insertion, and damping performance is good, improves component life, and manufacturing cost is lower, and the new telescopic bearing temperature measuring element of the extensive popularization of being convenient for adopts built-in compression spring.

Description

Novel telescopic bearing temperature measuring element has

Technical Field

The utility model relates to a machinery detects technical field, specifically is a novel retractable bearing temperature element has.

Background

The bearing thermal resistor is an industrial product and is suitable for temperature measurement of bearings with bearing equipment in power plants and other occasions needing vibration prevention.

However, the conventional telescopic bearing temperature measuring element adopts an external spring. Because the length and the outer diameter of the spring are limited by the size of the opening of the equipment, the spring has small extension range and insufficient force, the requirement on the insertion depth length of the temperature measuring element is accurate, the damping performance is poor, and the service life of the element is short.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a novel telescopic bearing temperature element has to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a novel temperature measuring element with a telescopic bearing comprises: the junction box comprises a junction box, wherein one end of the junction box is fixedly connected with a first protective sleeve, a cavity is arranged in the first protective sleeve, the first protective sleeve is fixedly connected with a second protective sleeve, a cavity is arranged in the second protective sleeve, the cavities formed by the first protective sleeve and the second protective sleeve are communicated, a resistor body is sleeved in the cavity formed by the first protective sleeve and the second protective sleeve, one end of the resistor body is connected in the cavity formed by the first protective sleeve and the second protective sleeve, the other end of the resistor body penetrates through the inner wall of the second protective sleeve to be communicated with the outer wall, a compression spring is arranged in the second protective sleeve and is sleeved at one end, located in the second protective sleeve, of the resistor body, the outer wall of the second protective sleeve is provided with threads, and a mounting nut is sleeved on the second protective sleeve, the second protective sleeve is positioned on the inner side of the mounting nut and movably sleeved with a gasket.

Furthermore, the threads arranged on the mounting nut are matched with the threads arranged on the outer wall of the second protective sleeve.

Furthermore, the inner diameter of the mounting nut is matched with the outer diameter of the second protective sleeve.

Furthermore, the outer wall of the resistor body is provided with a scale value, and one side of the outer wall of the resistor body, which is positioned at the scale value, is provided with a warning arrow.

Furthermore, the opening position of the warning arrow is smaller than the extreme value of the compression spring by 2-3 MM.

Furthermore, the gasket sleeved on the second protective sleeve is a tetrafluoro gasket, and the resistor body is made of 304 stainless steel.

Furthermore, the diameter of the resistor body is matched with the inner diameters of the second protective sleeve and the first protective sleeve.

Further, the warning arrow is marked with a striking red color.

Furthermore, the junction box and the first protection sleeve are in an integrated sealing design.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses a be equipped with compression spring in the second protective case, make the resistive element in the back of inserting the measured object, can with the measured medium in close contact with, and in the measurement process, accessible compression spring plays the cushioning effect to the vibration of bearing, through the gasket that is equipped with, make installation nut and installation base can fasten, through terminal box and the sealed design of first protective case integration, can avoid grease to leak outward, through compression spring is built-in design, can solve old-fashioned component depth of insertion's limitation, size selection wide range, when compression spring is external, probably should be the size of spring and the size of equipment trompil size area nonconformity, thereby influence the flexible length of resistive element, can observe the depth of insertion of resistive element through the scale value that is equipped with on the resistive element, make its depth of insertion more accurate, can avoid the depth of insertion of resistive element to exceed the extreme value of compression spring through the warning arrow that is equipped with, the device is a novel telescopic bearing temperature measuring element which can expand the telescopic range, is convenient to master the insertion depth, has good damping performance, prolongs the service life of the element, has lower manufacturing cost and is convenient to popularize on a large scale, and adopts a built-in compression spring.

Drawings

Fig. 1 is a schematic front view of an embodiment of the present invention;

FIG. 2 is a schematic view of the internal structure of the embodiment of FIG. 1;

FIG. 3 is a schematic diagram of the installation position of the gasket in the embodiment of FIG. 1;

fig. 4 is a schematic structural view of the resistor in the embodiment of fig. 1.

Reference numerals: 1. a junction box; 2. a first protective sheath; 3. a resistor body; 4. a compression spring; 5. installing a nut; 6. a scale value; 7. an alert arrow; 8. a gasket; 9. a second protective sleeve.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, a novel temperature measuring device with retractable bearing includes: junction box 1, a first protection sleeve 2 of one end fixedly connected with of junction box 1, be equipped with the cavity in the first protection sleeve 2, the resistive element 3 has been cup jointed in the cavity that first protection sleeve 2 established, the one end of resistive element 3 is connected in first protection sleeve 2, the other end of resistive element 3 passes the inner wall and the outer wall of first protection sleeve 2 communicate with each other, be equipped with compression spring 4 in the first protection sleeve 2, compression spring 4 cup joint in resistive element 3 is located one of first protection sleeve 2 is served, the outer wall of first protection sleeve 2 is equipped with the screw thread, installation nut 5 has been cup jointed on the first protection sleeve 2, first protection sleeve 2 is located gasket 8 has been cup jointed in the activity on installation nut 5's the inboard.

The threads arranged on the mounting nut 5 are matched with the threads arranged on the outer wall of the second protective sleeve 9, so that the mounting nut 5 is convenient to fix.

The inner diameter of the mounting nut 5 is matched with the outer diameter of the second protective sleeve 9, so that the second protective sleeve 9 is conveniently connected with the mounting nut 5.

The outer wall of the resistor body 3 is provided with a scale value 6, and one side of the outer wall of the resistor body 3, which is located at the scale value 6, is provided with a warning arrow 7, so that the inserting depth can be accurately mastered through the scale value 6, and the inserting depth is prevented from exceeding the limit of the compression spring 4.

The opening position of the warning arrow 7 is smaller than the extreme value 2-3MM of the compression spring 4, so that the insertion depth can be prevented from exceeding the limit of the compression spring 4, and an elastic gap of 2-3MM is reserved for the compression spring 4.

The gasket 8 sleeved on the second protective sleeve 9 is a tetrafluoro gasket, so that the tetrafluoro gasket has better friction coefficient and elastic shrinkage, and the resistor body 3 is made of 304 stainless steel, so that the tetrafluoro gasket is high-temperature resistant and has good toughness.

The diameter of the resistor body 3 is matched with the inner diameters of the second protective sleeve 9 and the first protective sleeve 2, so that the resistor body 3 can move in the protective sleeves conveniently.

The warning arrow 7 is marked with a striking red color, so that an operator can be prompted conveniently.

The junction box 1 and the first protection sleeve 2 are in an integrated sealing design, and grease is prevented from leaking outwards.

To sum up, the utility model provides a novel have retractable bearing temperature measurement element, during operation, through second protective sleeve 9 in be equipped with compression spring 4, make resistive element 3 in the internal back of inserting the measured object, can with by the measured medium in close contact with, and in the measurement process, can play the cushioning effect to the vibration of bearing through compression spring 4, through gasket 8 that is equipped with, make mounting nut 5 and installation base can fasten, through terminal box 1 with first protective sleeve 2 is the integrated seal design, can avoid grease to leak outward, through compression spring 4 is built-in design, can solve old-fashioned component depth of insertion's limitation, the size selection scope is wide, if compression spring 4 is external, probably should be the size of spring 4 and equipment trompil size tape nonconformity, thereby influence the flexible length of resistive element 3, the depth of insertion of the resistor body 3 can be observed through the scale value 6 arranged on the resistor body 3, so that the depth of insertion is more accurate, the warning arrow 7 arranged can prevent the depth of insertion of the resistor body 3 from exceeding the extreme value of the compression spring 4, the device can expand the telescopic range, is convenient to master the depth of insertion, has good damping performance, prolongs the service life of the element, has lower manufacturing cost, and is convenient for large-scale popularization.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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

Claims (8)

1. A novel temperature measuring element with a telescopic bearing is characterized by comprising: the junction box comprises a junction box (1), wherein one end of the junction box (1) is fixedly connected with a first protective sleeve (2), a cavity is arranged in the first protective sleeve (2), the first protective sleeve (2) is fixedly connected with a second protective sleeve (9), a cavity is arranged in the second protective sleeve (9), the first protective sleeve (2) is communicated with the cavity arranged in the second protective sleeve (9), a resistor body (3) is sleeved in the cavity arranged in the first protective sleeve (2) and the second protective sleeve (9), one end of the resistor body (3) is connected in the cavity arranged in the first protective sleeve (2) and the second protective sleeve (9), the other end of the resistor body (3) penetrates through the inner wall of the second protective sleeve (9) to be communicated with the outer wall, a compression spring (4) is arranged in the second protective sleeve (9), compression spring (4) cup joint in resistive element (3) are located one end in second protective case (9) is served, the outer wall of second protective case (9) is equipped with the screw thread, second protective case (9) are gone up to cup joint installation nut (5), second protective case (9) are located gasket (8) have been cup jointed in the activity on the inboard of installation nut (5).

2. The new type bearing temperature measuring element with the retractable structure as claimed in claim 1, wherein the screw thread of the mounting nut (5) is matched with the screw thread of the outer wall of the second protective sleeve (9).

3. The new type bearing temperature measuring element with the retractable structure as claimed in claim 1, wherein the inner diameter of the mounting nut (5) is adapted to the outer diameter of the second protective sleeve (9).

4. The new type of temperature measuring element with retractable bearing as claimed in claim 1, wherein the outer wall of the resistive element (3) is provided with a scale value (6), and the outer wall of the resistive element (3) is provided with a warning arrow (7) at one side of the scale value (6).

5. The new type of thermometric element with retractable bearing as claimed in claim 1, wherein the open position of said warning arrow (7) is less than 2-3MM of the extreme value of said compression spring (4).

6. The new type of temperature measuring element with retractable bearing as claimed in claim 1, wherein the gasket (8) sleeved on the second protective sleeve (9) is a tetrafluoro gasket, and the material of the resistor (3) is 304 stainless steel.

7. A new type of temperature measuring element with telescopic bearing according to claim 1, characterized by the fact that the diameter of the resistive body (3) is adapted to the inner diameter of the second protective sleeve (9) and the first protective sleeve (2).

8. The novel temperature measuring element with the retractable bearing as claimed in claim 4, wherein the warning arrow (7) is marked with a striking red color, and the junction box (1) and the first protective sleeve (2) are designed to be integrated and sealed.

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