CN218822852U

CN218822852U - Intelligent temperature measurement static contact device

Info

Publication number: CN218822852U
Application number: CN202221878698.3U
Authority: CN
Inventors: 鲁晓东; 鲁堪; 窦亮
Original assignee: Shanghai Qiteng Power Equipment Co ltd
Current assignee: Shanghai Qiteng Power Equipment Co ltd
Priority date: 2022-07-20
Filing date: 2022-07-20
Publication date: 2023-04-07
Anticipated expiration: 2032-07-20

Abstract

The utility model discloses an intelligence temperature measurement static contact device belongs to cubical switchboard technical field. The device comprises a static contact and a temperature measuring sensor; the two ends of the static contact are respectively provided with an opening and a closed opening, the outside of the static contact is sleeved with a heat conduction ring, and the heat conduction ring is arranged close to one side of the closed opening of the static contact; a containing box is fixed on the outer side of the heat conducting ring, a notch for containing the temperature measuring sensor is formed in the containing box, and the temperature sensing side of the temperature measuring sensor is in contact with one side surface of the notch; and a binding band is arranged on one side of the notch of the containing box, and two ends of the binding band are respectively fixedly and detachably connected with the containing box and used for binding the temperature measuring sensor in the containing box. The utility model discloses can for form the face contact between temperature sensor and heat conduction ring and the static contact, improve the accuracy that the temperature detected, be convenient for simultaneously follow-up dismantlement change temperature sensor.

Description

Intelligent temperature measurement static contact device

Technical Field

The utility model relates to an intelligence temperature measurement static contact device belongs to cubical switchboard technical field.

Background

In the long-term operation process of the power equipment switch cabinet, due to the problems of equipment device aging, loosening and pollution or equipment installation process, overload operation and the like, the gap of a connecting part or contact resistance is easy to increase, and then the heating is caused under the action of current, and the temperature is continuously increased. Particularly, the lap joint of the moving contact and the fixed contact of the switch bears load current and impact current of the breaker trolley when the breaker trolley is switched on and off at the working position for a long time in the actual working process. Therefore, the over-high temperature at the contact connection part is a common problem of the switch equipment, and the safe operation of the power equipment is seriously influenced.

At present, a temperature sensor is mostly installed outside a static contact to detect the temperature on the static contact, and the existing temperature sensor is mostly directly sleeved outside the static contact, so that the contact formed between the plane side of the temperature sensor and the arc-shaped surface outside the static contact is linear contact, the temperature measurement effect is poor, and the temperature measurement accuracy is affected.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the technical problem that will solve lies in: the utility model provides an intelligence temperature measurement static contact device, it has solved temperature sensor and has mostly directly overlapped outside the static contact, leads to the contact that forms between the plane side of temperature sensor and the outside arcwall face of static contact to be the line contact, and then leads to the effect price difference of temperature measurement, influences the problem of temperature measurement accuracy.

The utility model discloses the technical problem that will solve takes following technical scheme to realize:

an intelligent temperature measurement static contact device comprises a static contact and a temperature measurement sensor;

the two ends of the static contact are respectively provided with an opening and a closed opening, the exterior of the static contact is sleeved with a heat-conducting ring, and the heat-conducting ring is arranged close to one side of the closed opening of the static contact;

a containing box is fixed on the outer side of the heat conducting ring, a notch for containing the temperature measuring sensor is formed in the containing box, and the temperature sensing side of the temperature measuring sensor is in contact with one side surface of the notch;

and a binding belt is arranged on one side of the notch of the containing box, and the two ends of the binding belt are respectively fixedly and detachably connected with the containing box and used for binding the temperature measuring sensor in the containing box.

As preferred example, the one end of bandage is fixed with the location picture peg, one side of holding box is fixed with the locating plate, the locating plate with be formed with between the holding box and be used for the location mouth that the location picture peg was pegged graft, the opening has been seted up to the lateral wall of locating plate, be fixed with the elasticity dop in the opening, set up the bayonet socket with elasticity dop joint on the location picture peg.

As a preferable example, the elastic clamping head includes an elastic rod and a trapezoidal block, the elastic rod is fixed in the through hole of the positioning insertion plate, the other end of the elastic rod is fixed with the trapezoidal block, and the inclined surface of the trapezoidal block faces the port of the positioning hole.

As a preferable example, a pull rod is fixed to a side of the elastic chuck, which is away from the positioning plate, and one end of the pull rod is located outside the positioning opening.

As a preferable example, a heat conducting pad which is mutually contacted with the temperature measuring sensor is fixed on the side wall of the notch in the accommodating box.

As a preferred example, the heat conducting ring is sleeved outside the stationary contact in an interference fit manner.

As a preferred example, the static contact is installed in a contact box, and the closed end of the static contact is fixed with an insert and a copper bar in the contact box through bolts.

The utility model has the advantages that: the utility model discloses can for form the face contact between temperature sensor and heat conduction ring and the static contact, improve the accuracy that the temperature detected, be convenient for simultaneously follow-up dismantlement change temperature sensor.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the structure of portion A of FIG. 1;

fig. 3 is a schematic structural diagram of the middle static contact of the present invention installed in the contact box.

In the figure: 1. static contact; 2. a temperature measuring sensor; 3. a heat conducting ring; 4. a containing box; 5. binding bands; 6. positioning the plug board; 7. positioning a plate; 8. an elastic chuck; 81. an elastic rod; 82. a trapezoidal block; 9. a pull rod; 10. a thermally conductive pad; 11. a contact box; 12. and (4) bolts.

Detailed Description

In order to make the technical means, the creation features, the achievement purposes and the functions of the present invention easy to understand and understand, the present invention is further explained by combining the following specific drawings.

As shown in fig. 1-3, an intelligent temperature-measuring static contact device includes a static contact 1 and a temperature-measuring sensor 2.

Specifically, the two ends of the static contact 1 are respectively provided with an opening and a closed opening, the heat conduction ring 3 is sleeved outside the static contact 1, the heat conduction ring 3 is arranged close to the closed side of the static contact 1, the temperature on the static contact 1 can be quickly transmitted into the heat conduction ring 3 through the heat conduction ring 3, and the loss of the temperature is effectively reduced.

In a specific embodiment, the heat conducting ring 3 is sleeved outside the static contact 1 in an interference fit manner, so that the stability of fixing the heat conducting ring 3 outside the static contact 1 can be ensured.

In this embodiment, the static contact 1 is installed in the contact box 11, and the closed end of the static contact 1 is fixed with the insert and the copper bar in the contact box 11 through the bolt 12, so that the static contact 1 can sense the temperature of the copper bar in the contact box 11 and detect the temperature through the temperature measuring sensor 2.

In this embodiment, the accommodating box 4 is fixed on the outer side of the heat conducting ring 3, a notch for accommodating the temperature measuring sensor 2 is formed in the accommodating box 4, and the temperature sensing side of the temperature measuring sensor 2 is in contact with one side surface of the notch, so that the temperature measuring sensor 2 can better sense the temperature in the heat conducting ring 3 and the static contact 1 due to surface contact, and the accuracy of temperature detection is improved; meanwhile, the heat conducting ring 3 is close to the closed end of the static contact 1, so that the loss of temperature transfer can be further reduced, and the detection accuracy is improved.

Meanwhile, according to fig. 1, the accommodating boxes 4 and the temperature measuring sensors 2 in the embodiment are all provided with three ones, so that the comparison of temperature measuring values can be carried out, and the accuracy of temperature measurement is further ensured.

In a preferred embodiment, a heat conducting pad 10 contacting with the temperature measuring sensor 2 is fixed on a side wall of a gap in the accommodating box 4, so that the heat transfer efficiency can be improved, and the heat loss can be reduced.

In this embodiment, one side of 4 breachs of holding box is equipped with bandage 5, bandage 5's both ends respectively with holding box 4 fixed with can dismantle the connection, be used for with temperature sensor 2 binds in holding box 4, can realize installing fast and dismantling temperature sensor 2, the subsequent change operation of effectively being convenient for.

In a concrete implementation, the one end of bandage 5 is fixed with location picture peg 6, one side of holding box 4 is fixed with locating plate 7, locating plate 7 with be formed with between holding box 4 and be used for the location mouth that 6 pegs graft of location picture peg, the opening has been seted up to the lateral wall of locating plate 7, the opening internal fixation has elasticity dop 8, set up the bayonet socket with 8 joints of elasticity dop on the location picture peg 6, through inserting location picture peg 6 in the location mouth to make bandage 5 compress tightly to holding box 4 in to temperature sensor 2, and through the elasticity dop 8 that sets up, make its one end can block to the bayonet socket of location picture peg 6 in, and then inject the position of location picture peg 6, guarantee that bandage 5 binds the effect of stably to temperature sensor 2.

In a preferred embodiment, the elastic chuck 8 includes an elastic rod 81 and a trapezoid block 82, the elastic rod 81 is fixed in the through hole of the positioning insertion plate 6, and the other end of the elastic rod is fixed with the trapezoid block 82, the inclined plane of the trapezoid block 82 faces the port of the positioning hole, when one end of the positioning insertion plate 6 abuts against the inclined plane of the trapezoid block 82, the elastic rod 81 can be automatically deformed, so that the positioning insertion plate 6 can be normally inserted into the positioning hole, and after the positioning insertion plate is inserted into a designated position, the trapezoid block 82 corresponds to the bayonet position, so that the elastic force of the elastic rod 81 can enable the trapezoid block 82 to be clamped into the bayonet, and the position of the positioning insertion plate 6 is limited.

In a preferred embodiment, elasticity dop 8 deviates from one side of locating plate 7 is fixed with pull rod 9, the one end of pull rod 9 is located the outside setting of location mouth can spur elastic rod 81 fast through the manual work and take place deformation, is convenient for follow-up taking out to location picture peg 6.

The working principle is as follows: when the temperature measuring device is used, due to the fact that the temperature measuring sensor 2 is in surface contact, the temperature in the heat conducting ring 3 and the static contact 1 can be better sensed, and the accuracy of temperature detection is improved; meanwhile, the heat conducting ring 3 is close to the closed end of the static contact 1, so that the loss of temperature transfer can be further reduced, and the detection accuracy is improved. Through inserting location picture peg 6 to the location intraoral again to make bandage 5 compress tightly temperature sensor 2 to holding box 4 in, and through the elasticity dop 8 that sets up, make its one end can block to the bayonet of location picture peg 6 in, and then prescribe a limit to the position of location picture peg 6, guarantee that bandage 5 carries out the effect of stably binding to temperature sensor 2, be convenient for simultaneously follow-up dismantlement change to temperature sensor 2.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It should be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that various changes and modifications may be made without departing from the spirit and scope of the invention, and such changes and modifications fall within the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. An intelligence temperature measurement static contact device which characterized in that: comprises a static contact (1) and a temperature sensor (2);

the two ends of the static contact (1) are respectively provided with an opening and a closed opening, a heat conduction ring (3) is sleeved outside the static contact (1), and the heat conduction ring (3) is arranged close to one side of the closed opening of the static contact (1);

an accommodating box (4) is fixed on the outer side of the heat conducting ring (3), a notch for accommodating the temperature measuring sensor (2) is formed in the accommodating box (4), and the temperature sensing side of the temperature measuring sensor (2) is in contact with one side surface of the notch;

one side of the notch of the containing box (4) is provided with a binding belt (5), and two ends of the binding belt (5) are respectively fixedly and detachably connected with the containing box (4) and used for binding the temperature measuring sensor (2) in the containing box (4).

2. The intelligent temperature-measuring static contact device according to claim 1, wherein: the one end of bandage (5) is fixed with location picture peg (6), one side of holding box (4) is fixed with locating plate (7), locating plate (7) with be formed with between holding box (4) and be used for the location mouth that location picture peg (6) were pegged graft, the opening has been seted up to the lateral wall of locating plate (7), be fixed with elasticity dop (8) in the opening, set up the bayonet socket with elasticity dop (8) joint on location picture peg (6).

3. The intelligent temperature-measuring static contact device according to claim 2, wherein: the elastic clamping head (8) comprises an elastic rod (81) and a trapezoidal block (82), the elastic rod (81) is fixed in the through hole of the positioning insertion plate (6), the other end of the elastic rod is fixed with the trapezoidal block (82), and the inclined plane of the trapezoidal block (82) faces to the port of the positioning hole.

4. The intelligent temperature-measuring static contact device according to claim 2, wherein: one side of the elastic clamping head (8) departing from the positioning plate (7) is fixedly provided with a pull rod (9), and one end of the pull rod (9) is positioned outside the positioning opening.

5. The intelligent temperature-measuring static contact device according to claim 1, wherein: and a heat conducting pad (10) which is mutually contacted with the temperature measuring sensor (2) is fixed on the side wall of the notch in the accommodating box (4).

6. The static contact device of claim 1, wherein: the heat conducting ring (3) is sleeved outside the static contact (1) in an interference fit mode.

7. The static contact device of claim 1, wherein: the static contact (1) is installed in the contact box (11), and the closed end of the static contact (1) is fixed with an insert and a copper bar in the contact box (11) through a bolt (12).