CN206891599U - One kind is inserted deep adjustable from compression type temperature sensor - Google Patents

Abstract

The utility model provides a kind of slotting deep adjustable from compression type temperature sensor, including first sleeve, second sleeve pipe, temperature-sensing element, second sleeve pipe is set in the first sleeve, the temperature-sensing element be arranged in second sleeve pipe and with second sleeve pipe connection, the telescoping mechanism for making that the second sleeve pipe is axially retractable and compresses the second sleeve pipe towards first sleeve is additionally provided with second sleeve pipe, the first sleeve end set has at least two first auxiliary sections, first auxiliary section is distributed along first sleeve length direction spacing, the second auxiliary section coordinated with first auxiliary section is provided with second sleeve pipe.Slotting depth provided by the utility model is adjustable from compression type temperature sensor, can adjust the insertion depth of temperature-sensing element.

Description

One kind is inserted deep adjustable from compression type temperature sensor

Technical field

It the utility model is related to a kind of slotting deep adjustable from compression type temperature sensor.

Background technology

Temperature sensor for measuring apparatus bearing bush temperature etc. is immersed in high-temperature medium such as oil for a long time, tested to set Standby interior medium easily penetrates into cable inner from the junction of sensor outer housing and cable, or is penetrated into from the end of cable Cable inner, on the one hand causes sensor degradation, and another aspect medium can penetrate into the terminal being connected with sensor along cable In case, potential safety hazard for the equipment of rear end be present.In the prior art, typically cable is sealed by fluid sealant, prevented Only liquid media penetration, but this mode sealing effectiveness is bad, machine oil still can be penetrated into by the capillarity of wire；And The extension elongation of temperature-sensing element can not be adjusted, it is impossible to the equipment for adapting to plurality of specifications.

Utility model content

The deficiency based on more than, the technical problems to be solved in the utility model are to provide a kind of slotting deep adjustable from compression type temperature Sensor, the insertion depth of temperature-sensing element can be adjusted.

In order to solve the above technical problems, the utility model employs following technical scheme：

One kind insert it is deep adjustable from compression type temperature sensor, including first sleeve, the second sleeve pipe, temperature-sensing element, described the Two sleeve pipes are set in the first sleeve, and the temperature-sensing element is arranged in second sleeve pipe and connected with second sleeve pipe Connect, being additionally provided with second sleeve pipe makes the second sleeve pipe axially retractable and stretch the second sleeve pipe towards what first sleeve compressed Contracting mechanism, the first sleeve end set have at least two first auxiliary sections, and first auxiliary section is along first sleeve length Direction spacing is distributed, and the second auxiliary section coordinated with first auxiliary section is provided with second sleeve pipe.

The telescoping mechanism include compression spring, be arranged on second sleeve pipe outer wall outer bulge loop, be arranged on it is described The internal projecting ring of the inwall of first sleeve, the outer bulge loop is mutually nested with the internal projecting ring, and the compression spring is set in described On second sleeve pipe and between the internal projecting ring and the outer bulge loop.

The first sleeve includes outer sleeve and the deck that is connected with the outer sleeve, is provided with the deck and institute The through hole that outer sleeve communicates is stated, the internal projecting ring is provided with the deck.

First auxiliary section for first sleeve end face or the end face for being arranged on the first sleeve groove, described second Auxiliary section is the projection being arranged on second sleeve pipe.

Second sleeve pipe includes inner sleeve and movable snap ring, and the inner sleeve includes stretching into the first sleeve Extending portion and the limiting section being connected with extending portion, the movable snap ring are set on the inner sleeve, and are located at first sleeve Between limiting section, the projection is arranged on the movable snap ring and axially disposed.

Also include protection tube assembly, the protection tube assembly and second sleeve pipe connection, in addition to splashproof terminal box, institute Splashproof terminal box is stated to be connected with the protection tube assembly.

The first sleeve end is also associated with the positioning pipe being engaged with the hole on bearing shell, is provided with positioning pipe and axle Watt outer surface coordinate limiting section

Using above technical scheme, the utility model achieves following technique effect：

(1) slotting depth provided by the utility model is adjustable from compression type temperature sensor, and the second sleeve pipe can stretch, and lead to Crossing by the second auxiliary section and the cooperation of the first auxiliary section of diverse location, can adjust the insertion depth of temperature-sensing element；

(2) by telescoping mechanism the second sleeve pipe can be made axially to stretch, and the second sleeve pipe can be compressed all the time In first sleeve；

(3) second sleeve pipes include inner sleeve and the movable snap ring being set on inner sleeve, and the second auxiliary section is arranged on On movable snap ring, the insertion depth that can just adjust temperature-sensing element, activity are coordinated by rotary moveable snap ring and the first auxiliary section Snap ring can drive inner sleeve to move, and inner sleeve movement can drive the temperature-sensing element being connected with inner sleeve to move, and can drive compression Spring-compressed, compression spring can apply the pressure towards first sleeve to inner sleeve；Make it is split type, without rotating whole second Sleeve pipe, prevent spring distortion from deforming；

(4), can be by temperature by that can coordinate in first sleeve end set positioning pipe, positioning pipe with the hole on bearing shell Sensor is positioned on bearing shell.

Brief description of the drawings

Fig. 1 is that the utility model inserts the deep adjustable structure chart from compression type temperature sensor；

Fig. 2 is that the utility model inserts the deep adjustable sectional view from compression type temperature sensor；

Fig. 3 is the front view that the utility model inserts the deep adjustable deck from compression type temperature sensor；

Fig. 4 is the top view that the utility model inserts the deep adjustable deck from compression type temperature sensor；

Fig. 5 is the front view that the utility model inserts the deep adjustable movable snap ring from compression type temperature sensor；

Fig. 6 is the top view that the utility model inserts the deep adjustable movable snap ring from compression type temperature sensor.

Embodiment

As shown in figs 1 to 6, slotting depth provided by the utility model is adjustable from compression type temperature sensor, including first sleeve 1st, the second sleeve pipe 2, temperature-sensing element 3, second sleeve pipe 2 are set in the first sleeve 1, and the temperature-sensing element 3 is arranged on It is connected in second sleeve pipe 2 and with second sleeve pipe 2, being additionally provided with second sleeve pipe 2 makes the second sleeve pipe 2 vertically Telescoping mechanism 4 that is flexible and compressing the second sleeve pipe 2 towards first sleeve 1, the end set of first sleeve 1 have at least two First auxiliary section, first auxiliary section are distributed along the length direction spacing of first sleeve 1, be provided with second sleeve pipe 2 with The second auxiliary section that first auxiliary section coordinates.Second sleeve pipe 2 can with axially retractable, and by by the second auxiliary section with First auxiliary section of diverse location coordinates, and can adjust the insertion depth of temperature-sensing element 3.

As shown in Fig. 2-Fig. 6, evagination of the telescoping mechanism 4 including compression spring 41, the outer wall for being arranged on second sleeve pipe 2 Ring 42, be arranged on the first sleeve 1 inwall internal projecting ring 43, the second sleeve pipe 2 stretched into first sleeve 1, specifically, this In embodiment, outer bulge loop 42 is arranged on the outer wall of the end of the second sleeve pipe 2, and internal projecting ring 43 is arranged on the end of first sleeve 1 Inwall, the internal diameter of internal projecting ring 43 are less than the external diameter of outer bulge loop 42, and therefore, outer bulge loop 42 is mutually nested with internal projecting ring 43, compresses bullet Spring 41 is set on the second sleeve pipe 2 and between the internal projecting ring 43 and the outer bulge loop 42.First sleeve 1 includes outer sleeve 11 and the deck 12 that is threadedly coupled with outer sleeve 11, as shown in Figure 3 and Figure 4, deck 12 is rotational-like, is set in deck 12 There is the through hole communicated with outer sleeve 11, the internal projecting ring 43 is provided with deck 12.First auxiliary section is the end face 121 of deck 12 Or the groove 122 of the end face 121 of deck 12 is arranged on, in the present embodiment, groove 122 is two, and relative to the axis of deck 12 Line is symmetrical arranged.Second sleeve pipe 2 includes inner sleeve 21 and movable snap ring 22, and inner sleeve 21 includes stretching into first sleeve 1 Extending portion 211 and the limiting section 212 being connected with extending portion 211, movable snap ring 22 are set on inner sleeve 21, and positioned at first Between sleeve pipe 1 and limiting section 212.As shown in Figure 5 and Figure 6, two projections 221 are set along its axisymmetrical on movable snap ring 22, Projection 221 is axially arranged along movable snap ring 22, and the shape of projection 221 is identical with the shape of groove 122, projection 221 formed with The second auxiliary section that first auxiliary section coordinates.When needing to adjust insertion depth, phase from movable snap ring 22 to deck 12 that can be by Opposite direction pulls, with coordinating positioned at the first auxiliary section of diverse location (when being pulled to the first auxiliary section and the second auxiliary section axial direction side It is mutually disengaged upwards, then movable snap ring 22 just can rotate, and the reset force of compression spring 41 can rest on projection 221 after rotation The position of end face 121), movable snap ring 22 can drive inner sleeve 21 to move, and the movement of inner sleeve 21 can drive to be connected with inner sleeve 21 Temperature-sensing element 3 is moved, and compression spring 41 can be driven to be compressed or resetted, and compression spring 41 applies direction all the time to inner sleeve 21 The pressure of first sleeve 1.Second sleeve pipe 2 is made it is split type, without rotating whole second sleeve pipe 2, it is only necessary to rotary moveable card Ring 22 adjusts insertion depth, prevents spring distortion from deforming.

Wherein, in addition to protection tube assembly 5 and splashproof terminal box 6, the protection tube assembly 5 connect with second sleeve pipe 2 Connect, and can be moved with the second sleeve pipe 2, the splashproof terminal box 6 is connected with the protection tube assembly 5.

Wherein, the end of first sleeve 1 is also associated with positioning pipe 7, is provided with positioning pipe 7 and coordinates with the outer surface of bearing shell 8 Limiting section 71.In use, positioning pipe 7 is stretched into the hole on bearing shell 8, the outer surface of limiting section 71 and bearing shell 8 coordinates, can be with Temperature sensor is positioned on bearing shell, then by adjusting the insertion depth of temperature-sensing element by temperature-sensing element and treating side medium It is in close contact.

Finally it should be noted that：Preferred embodiment of the present utility model is these are only, is not limited to this practicality It is new, although the utility model is described in detail with reference to embodiment, for those skilled in the art, its according to The technical scheme described in foregoing embodiments can so be modified, or which part technical characteristic is equally replaced Change, but it is all within the spirit and principles of the utility model, any modification, equivalent substitution and improvements made etc., it all should include Within the scope of protection of the utility model.

Claims (7)

1. one kind is inserted deep adjustable from compression type temperature sensor, it is characterised in that：Including first sleeve, the second sleeve pipe, temperature-sensitive member Part, second sleeve pipe are set in the first sleeve, the temperature-sensing element be arranged in second sleeve pipe and with it is described Second sleeve pipe connection, being additionally provided with second sleeve pipe makes the second sleeve pipe axially retractable and by the second sleeve pipe towards first set The telescoping mechanism that pipe compresses, the first sleeve end set have at least two first auxiliary sections, and first auxiliary section is along the Sleeve length direction spacing is distributed, and the second auxiliary section coordinated with first auxiliary section is provided with second sleeve pipe.

2. slotting depth according to claim 1 is adjustable from compression type temperature sensor, it is characterised in that：The telescoping mechanism bag Include compression spring, be arranged on second sleeve pipe outer wall outer bulge loop, be arranged on the first sleeve inwall internal projecting ring, The outer bulge loop is mutually nested with the internal projecting ring, and the compression spring is set on second sleeve pipe and is located at the convex Between ring and the outer bulge loop.

3. slotting depth according to claim 2 is adjustable from compression type temperature sensor, it is characterised in that：The first sleeve bag Outer sleeve and the deck being connected with the outer sleeve are included, the through hole communicated with the outer sleeve, institute are provided with the deck State and the internal projecting ring is provided with deck.

4. slotting depth according to claim 1 is adjustable from compression type temperature sensor, it is characterised in that：First auxiliary section End face for first sleeve or be arranged on the first sleeve end face groove, second auxiliary section is is arranged on described second Projection on sleeve pipe.

5. slotting depth according to claim 4 is adjustable from compression type temperature sensor, it is characterised in that：The second sleeve pipe bag Inner sleeve and movable snap ring are included, the inner sleeve includes the extending portion stretched into the first sleeve and is connected with extending portion Limiting section, the movable snap ring is set on the inner sleeve, and between first sleeve and limiting section, the projection is set Put on the movable snap ring and axially disposed.

6. slotting depth according to claim 1 is adjustable from compression type temperature sensor, it is characterised in that：Also include protection pipe group Part, the protection tube assembly and second sleeve pipe connection, in addition to splashproof terminal box, the splashproof terminal box and the protection Tube assembly connects.

7. slotting depth according to claim 1 is adjustable from compression type temperature sensor, it is characterised in that：The first set pipe end Portion is also associated with the positioning pipe being engaged with the hole on bearing shell, is provided with positioning pipe spacing with the cooperation of the outer surface of bearing shell Portion.