CN216081812U

CN216081812U - Thermal resistance temperature measuring device

Info

Publication number: CN216081812U
Application number: CN202122317436.1U
Authority: CN
Inventors: 欧阳明; 刘小玲
Original assignee: Guangzhou Kemuyang Electronic Co ltd
Current assignee: Guangzhou Kemuyang Electronic Co ltd
Priority date: 2021-09-24
Filing date: 2021-09-24
Publication date: 2022-03-18
Anticipated expiration: 2031-09-24

Abstract

The utility model discloses a thermal resistance temperature measuring device which comprises a protective sleeve, wherein a fixing device is fixedly sleeved on the outer surface of the protective sleeve, the fixing device comprises a metal shell, a fixing sleeve opening, rectangular fixing blocks, through openings, limiting plates, a spring groove, a spring sleeve and a spring, the fixing sleeve opening is arranged in the middle of the upper end face of the metal shell and penetrates through the metal shell, the protective sleeve penetrates through the metal shell through the fixing sleeve opening, the through openings are formed in the two sides of the outer surface of the metal shell and extend to the inner wall of the spring groove in the metal shell, the rectangular fixing blocks are movably arranged in the through openings, the limiting plates in the spring groove are fixedly arranged at one end of each rectangular fixing block, and the spring sleeve is fixedly arranged on the two sides of the other end face of each limiting plate. The thermal resistance temperature measuring device can be used for conveniently mounting the whole equipment, so that the working efficiency of workers is improved.

Description

Thermal resistance temperature measuring device

Technical Field

The utility model relates to the technical field of temperature measuring devices, in particular to a thermal resistance temperature measuring device.

Background

With the increasingly rapid development of people's living needs and technological progress, the thermal resistance temperature measuring device is a sensor thermometer for measuring temperature by using the principle that the resistance value of a conductor or a semiconductor changes along with the temperature change, the thermal resistance temperature measuring device is divided into two categories of metal thermal resistance and semiconductor thermistor, the thermal resistance is widely used for measuring the temperature in the range of-200 to +850 ℃, the low temperature can be measured to 1K and the high temperature can reach 1000 ℃ in a few cases, the thermal resistance sensor consists of the thermal resistance, a connecting lead and a display instrument, and the thermal resistance can also be connected with a temperature transmitter to convert the temperature into a standard current signal for output.

However, the existing thermal resistance temperature measuring device is too complicated to operate in the installation process, so that the working efficiency of workers is influenced; therefore, the existing requirements are not met, and a thermal resistance temperature measuring device is provided for the existing requirements.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a thermal resistance temperature measuring device to solve the problems that the installation process of the thermal resistance temperature measuring device in the background technology is too complicated to operate and the like.

In order to achieve the purpose, the utility model provides the following technical scheme: a thermal resistance temperature measuring device comprises a protective sleeve, wherein a fixing device is fixedly sleeved on the outer surface of the protective sleeve and comprises a metal shell, a fixed sleeve opening, a rectangular fixing block, an opening, a limiting plate, a spring groove, a spring sleeve and a spring, the fixed sleeve opening is arranged at the middle position of the upper end surface of the metal shell and penetrates through the metal shell, the protective sleeve penetrates through the metal shell through the fixed sleeve opening, the two sides of the outer surface of the metal shell are respectively provided with the opening, the openings all extend to the inner wall of the spring groove positioned inside the metal shell, the rectangular fixing block is movably arranged inside the openings, one end of the rectangular fixing block is fixedly provided with the limiting plate positioned inside the spring groove, the two sides of the other end surface of the limiting plate are respectively fixedly provided with the spring sleeve, the inner wall of the spring groove is fixedly provided with the spring sleeve corresponding to the position of the spring sleeve positioned on the end surface of the limiting plate, be located be equipped with a spring between the spring sleeve on the spring inslot wall and the spring sleeve that is located the limiting plate terminal surface, fixing device's upper and lower terminal surface all is equipped with the spacing ring that protective case surface was located to the fixed cover, protective case's below is equipped with fixed sleeve, the intermediate position of fixed sleeve up end is equipped with the mounting groove, the mounting groove runs through fixed sleeve, the both sides of mounting groove inner wall all are equipped with the rectangle fixed slot.

Preferably, the temperature measuring element is fixedly installed inside the protective sleeve, the junction box is fixedly arranged on the upper end face of the protective sleeve, and the protective sleeve is connected with the junction box through screws.

Preferably, the outer surface of the protective sleeve is closely attached to the inner wall of the fixed sleeve opening, and the protective sleeve is fixedly connected with the fixing device through socket joint.

Preferably, both sides of the upper end surface of the mounting groove are inclined surfaces.

Preferably, the outer surface of the rectangular fixed block is closely attached to the inner wall of the through opening, the rectangular fixed block is connected with the limiting plate through welding, and the outer surface of the limiting plate is closely attached to the inner wall of the spring groove.

Preferably, the outer surface of the metal shell is closely attached to the inner wall of the mounting groove, and the shape and size of the rectangular fixing block correspond to those of the rectangular fixing groove.

Preferably, the inner walls of the fixed looping and the mounting groove are all provided with anti-skid stripes.

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

1. the clamping structure enables the device to have a high-efficiency installation mode, installation steps of the device are reduced, connection strength between structures and sealing performance between the structures are guaranteed, and complexity in operation during installation of equipment is greatly reduced, so that the working efficiency of workers is improved;

2. according to the utility model, the upper end face and the lower end face of the fixing device are respectively provided with the limiting rings fixedly sleeved on the outer surface of the protective sleeve, and the position of the fixing device can be fixed through the two limiting rings, so that the fixing device is prevented from falling off or misplacing, and the stability of the mechanism is improved through the design.

Drawings

FIG. 1 is a schematic structural view of the present invention as a whole;

FIG. 2 is a front view of the present invention in its entirety;

FIG. 3 is a schematic diagram of the internal structure of FIG. 2 at A according to the present invention;

fig. 4 is a schematic diagram of the internal structure at B in fig. 2 according to the present invention.

In the figure: 1. protecting the sleeve; 2. a junction box; 3. a fixing device; 4. a metal housing; 5. fixing the looping; 6. a rectangular fixed block; 7. a port; 8. a limiting plate; 9. a spring slot; 10. a spring sleeve; 11. a spring; 12. fixing the sleeve; 13. mounting grooves; 14. a rectangular fixing groove; 15. a limit ring.

Detailed Description

The technical solutions 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 a part of the embodiments of the present invention, and not all of the embodiments.

The protective sleeve 1 (model number WRN-130), the terminal block 2 (model number a-dh163) and the spring 11 (model number JX110) mentioned in the present invention are commercially available or custom made.

Referring to fig. 1 to 4, an embodiment of the present invention includes: the utility model provides a thermal resistance temperature measuring device, including protective case 1, protective case 1's external fixed surface cover is equipped with fixing device 3, fixing device 3 includes metal casing 4, fixed running-on 5, rectangle fixed block 6, opening 7, limiting plate 8, spring groove 9, spring sleeve 10 and spring 11, the intermediate position of metal casing 4 up end is equipped with fixed running-on 5, fixed running-on 5 runs through metal casing 4, protective case 1 runs through metal casing 4 through fixed running-on 5, the both sides of metal casing 4 surface all are equipped with an opening 7, opening 7 all extends to the inner wall that is located the inside spring groove 9 of metal casing 4, the inside activity of opening 7 is equipped with rectangle fixed block 6, the fixed limiting plate 8 that is located spring groove 9 inside that is equipped with of one end of rectangle fixed block 6, the both sides of 8 other terminal surfaces of limiting plate all are fixed and are equipped with a spring sleeve 10, fixed be equipped with on spring groove 9's the inner wall and be located the corresponding spring sleeve 10 position on 8 terminal surfaces of limiting plate Spring sleeve 10, be located spring sleeve 10 on the spring groove 9 inner wall and be located and be equipped with a spring 11 between the spring sleeve 10 on the 8 terminal surfaces of limiting plate, fixing device 3's upper and lower terminal surface all is equipped with fixed cover and locates protective case 1 surface's spacing ring 15, protective case 1's below is equipped with fixed sleeve 12, the intermediate position of fixed sleeve 12 up end is equipped with mounting groove 13, mounting groove 13 runs through fixed sleeve 12, the both sides of mounting groove 13 inner wall all are equipped with rectangle fixed slot 14.

Furthermore, the inside fixed mounting of protective case 1 has temperature measurement element, and protective case 1's up end is fixed and is equipped with terminal box 2, is connected through the screw between protective case 1 and the terminal box 2.

Through adopting above-mentioned technical scheme, can connect the electric wire through terminal box 2.

Further, the outer surface of the protective sleeve 1 is closely attached to the inner wall of the fixed sleeve opening 5, and the protective sleeve 1 is fixedly connected with the fixing device 3 through socket joint.

Through adopting above-mentioned technical scheme, can fix protective sleeve 1 through fixing device 3.

Further, both sides of the upper end surface of the mounting groove 13 are inclined surfaces.

Through adopting above-mentioned technical scheme, can provide the direction for rectangle fixed block 6 through the inclined plane.

Further, the outer surface of the rectangular fixing block 6 is closely attached to the inner wall of the through opening 7, the rectangular fixing block 6 is connected with the limiting plate 8 through welding, and the outer surface of the limiting plate 8 is closely attached to the inner wall of the spring groove 9.

Through adopting above-mentioned technical scheme, can effectively prevent through limiting plate 8 that rectangle fixed block 6 from taking place to drop.

Further, the outer surface of the metal shell 4 is closely attached to the inner wall of the mounting groove 13, and the shape and size of the rectangular fixing block 6 correspond to those of the rectangular fixing groove 14.

By adopting the technical scheme, the rectangular fixing block 6 can be fixed through the rectangular fixing groove 14.

Furthermore, the inner walls of the fixed looping 5 and the mounting groove 13 are all provided with anti-skid stripes.

Through adopting above-mentioned technical scheme, can increase frictional force through anti-skidding stripe.

The working principle is as follows: when the fixing device is used, the two rectangular fixing blocks 6 on the fixing device 3 are aligned to the two inclined surfaces at the inlet of the mounting groove 13, then the fixing device 3 is inserted into the mounting groove 13, the rectangular fixing blocks 6 can contact the inclined surfaces on the mounting groove 13 in the process of being inserted into the mounting groove 13, when the rectangular fixing blocks 6 contact the inclined surfaces and continue to descend, the two rectangular fixing blocks 6 are pushed inwards, when the rectangular fixing blocks 6 move inwards, the limiting plates 8 on the end surfaces of the rectangular fixing blocks 6 can move inwards, when the limiting plates 8 move inwards, the spring sleeves 10 on the end surfaces of the limiting plates 8 can move inwards, when the spring sleeves 10 move inwards, the springs 11 between the two spring sleeves 10 can be squeezed, and as the fixing device 3 goes deep into the rectangular fixing blocks 6 on the fixing device 3, the positions of the rectangular fixing grooves 14 on the inner wall of the mounting groove 13 can be reached, after the rectangular fixing block 6 completely reaches the position of the rectangular fixing groove 14, the rectangular fixing block 6 can be directly descended to be bounced into the inside of the rectangular fixing groove 14 through the counterforce of the extruded spring 11 so as to fix the fixing device 3, because the fixing device 3 is fixedly sleeved on the outer surface of the protection sleeve 1, when the fixing device 3 is fixed, the protection sleeve 1 is fixed along with the fixing device, the upper end surface and the lower end surface of the fixing device 3 are respectively provided with a limiting ring 15 fixedly sleeved on the outer surface of the protection sleeve 1, the position of the fixing device 3 can be fixed through the two limiting rings 15, so that the protection fixing device 3 is prevented from falling off or being misplaced, the stability of the mechanism is improved through the design, after the whole installation of the equipment is completed, the junction box 2 is opened, incoming wires are pulled, and the electric wires are connected to the corresponding positions on the junction box 2.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model 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. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a thermal resistance temperature measuring device, includes protective case (1), its characterized in that: the outer surface of the protective sleeve (1) is fixedly sleeved with a fixing device (3), the fixing device (3) comprises a metal shell (4), a fixed sleeve opening (5), a rectangular fixing block (6), an opening (7), a limiting plate (8), a spring groove (9), a spring sleeve (10) and a spring (11), the fixed sleeve opening (5) is arranged at the middle position of the upper end face of the metal shell (4), the fixed sleeve opening (5) penetrates through the metal shell (4), the protective sleeve (1) penetrates through the metal shell (4) through the fixed sleeve opening (5), the opening (7) is arranged on each of two sides of the outer surface of the metal shell (4), the opening (7) extends to the inner wall of the spring groove (9) inside the metal shell (4), the rectangular fixing block (6) is arranged in the inner movement of the opening (7), the limiting plate (8) inside the spring groove (9) is fixedly arranged at one end of the rectangular fixing block (6), two sides of the other end surface of the limiting plate (8) are both fixedly provided with a spring sleeve (10), a spring sleeve (10) corresponding to the position of the spring sleeve (10) positioned on the end face of the limiting plate (8) is fixedly arranged on the inner wall of the spring groove (9), a spring (11) is arranged between the spring sleeve (10) positioned on the inner wall of the spring groove (9) and the spring sleeve (10) positioned on the end face of the limiting plate (8), the upper end surface and the lower end surface of the fixing device (3) are respectively provided with a limiting ring (15) which is fixedly sleeved on the outer surface of the protective sleeve (1), a fixed sleeve (12) is arranged below the protective sleeve (1), a mounting groove (13) is arranged in the middle of the upper end surface of the fixed sleeve (12), the mounting groove (13) runs through the fixing sleeve (12), and rectangular fixing grooves (14) are formed in the two sides of the inner wall of the mounting groove (13).

2. The thermal resistance temperature measuring device according to claim 1, wherein: the temperature measuring device is characterized in that a temperature measuring element is fixedly mounted inside the protective sleeve (1), a junction box (2) is fixedly arranged on the upper end face of the protective sleeve (1), and the protective sleeve (1) is connected with the junction box (2) through screws.

3. The thermal resistance temperature measuring device according to claim 1, wherein: the outer surface of the protective sleeve (1) is closely attached to the inner wall of the fixed sleeve opening (5), and the protective sleeve (1) is fixedly connected with the fixing device (3) through socket joint.

4. The thermal resistance temperature measuring device according to claim 1, wherein: the two sides of the upper end face of the mounting groove (13) are both inclined planes.

5. The thermal resistance temperature measuring device according to claim 1, wherein: the surface of rectangle fixed block (6) is laminated with the inner wall of opening (7) closely, be connected through the welding between rectangle fixed block (6) and limiting plate (8), the surface of limiting plate (8) is laminated with the inner wall in spring groove (9) closely.

6. The thermal resistance temperature measuring device according to claim 1, wherein: the outer surface of the metal shell (4) is closely attached to the inner wall of the mounting groove (13), and the shape and the size of the rectangular fixing block (6) correspond to those of the rectangular fixing groove (14).

7. The thermal resistance temperature measuring device according to claim 1, wherein: the inner walls of the fixed looping (5) and the mounting groove (13) are all provided with anti-skid stripes.