CN217405970U

CN217405970U - Low-voltage distribution cabinet with wired temperature measurement function of generating line

Info

Publication number: CN217405970U
Application number: CN202221444341.4U
Authority: CN
Inventors: 叶金松; 朱光良; 陈幼玲
Original assignee: Fujian Shengzhong Electric Co ltd
Current assignee: Fujian Shengzhong Electric Co ltd
Priority date: 2022-06-10
Filing date: 2022-06-10
Publication date: 2022-09-09
Anticipated expiration: 2032-06-10

Abstract

The utility model relates to the technical field of low-voltage power distribution cabinets, in particular to a low-voltage power distribution cabinet with a bus wired temperature measurement function, which comprises a low-voltage power distribution cabinet, wherein a temperature control terminal is arranged outside the low-voltage power distribution cabinet, and a bus is fixedly arranged in the low-voltage power distribution cabinet, a mounting hole is arranged on the bus, a wired temperature measuring component is arranged on the bus, the wired temperature measuring component comprises a temperature measuring insulating supporting seat, a temperature sensor, a spring and an eccentric locking disc, the air chamber has been seted up to the lower extreme of temperature measurement insulating support seat, and the mode that adopts wired temperature measurement does not need extra power, connects reliably stably, and with low costs and can arrange wired temperature sensor at the biggest main switch lower extreme that loop current is biggest, the system bears the most harsh, and the three-phase generating line respectively sets up a wired temperature sensor and has guaranteed temperature measurement's accuracy, the very simple and convenient of fixed connection of temperature measurement insulating support seat and generating line in addition.

Description

Low-voltage distribution cabinet with wired temperature measurement function of generating line

Technical Field

The utility model relates to a low-voltage distribution cabinet technical field specifically is a low-voltage distribution cabinet with wired temperature measurement function of generating line.

Background

The low-voltage distribution cabinet is applicable to the electric energy conversion and the control of illumination and distribution, and the in-process that low-voltage distribution cabinet was using needs to carry out the temperature measurement work to the main tie point of the inside generating line of low-voltage distribution cabinet to guarantee low-voltage distribution cabinet's normal use, the temperature measurement mode that uses at present is: the bus wireless temperature measurement mode has certain defects, particularly the problem that a temperature measurement sensor needs to process a power supply is solved, most of the conventional bus wireless temperature measurement modes adopt imported long-acting batteries or step voltage to obtain electricity, more complex requirements are provided for the sensor, and meanwhile, the reliability of wireless temperature measurement is limited.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a low-voltage distribution cabinet with wired temperature measurement function of generating line 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:

the utility model provides a low-voltage distribution cabinet with wired temperature measurement function of generating line, includes the low-voltage distribution cabinet, the externally mounted of low-voltage distribution cabinet has the control by temperature change terminal, and the inside fixed mounting of low-voltage distribution cabinet has the generating line, the mounting hole has been seted up on the generating line, and installs wired temperature measurement subassembly on the generating line, wired temperature measurement subassembly includes temperature measurement insulation supporting seat, temperature sensor, spring and eccentric locking dish, the air chamber has been seted up to the lower extreme of temperature measurement insulation supporting seat, and the temperature sensor jack has been seted up to one side of temperature measurement insulation supporting seat, the temperature sensor has been pegged graft in the temperature sensor jack.

Preferably, the rear end face of the temperature measurement insulating support seat is welded with an inserting column, and the inserting column is inserted into the mounting hole in a working state.

Preferably, the end welding of inserting the post has the eccentric rod, the last one end symmetrical welding that is close to the post of inserting of eccentric rod has two stoppers.

Preferably, the central line of the eccentric rod is not aligned with the central line of the insert column, and the end part of the eccentric rod is welded with a stop block.

Preferably, the spring is sleeved between the inserting column and the stop block, and the spring is positioned on the outer side of the eccentric rod.

Preferably, the eccentric locking disc is provided with a sleeve hole, an eccentric rod is inserted in the sleeve hole, two limiting holes are symmetrically formed in the sleeve hole, and limiting blocks are inserted in the limiting holes in the working state.

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

through the practicality of this technical scheme, the mode that adopts wired temperature measurement does not need extra power, connects reliably stably, and with low costs and can be at that loop current is the biggest, the system bears the most harsh main switch lower extreme and arranges wired temperature sensor, and the three-phase generating line respectively sets up a wired temperature sensor and has guaranteed temperature measurement's accuracy, and the fixed connection convenience very of temperature measurement insulating supporting seat and generating line can be realized quick ann's tear open and be convenient for overhaul and maintain temperature measurement component in addition.

Drawings

Fig. 1 is a schematic view of the external structure of a low-voltage distribution cabinet;

fig. 2 is a top view of the interior of the low voltage distribution cabinet;

fig. 3 is a schematic view of the internal structure of the low-voltage distribution cabinet;

FIG. 4 is an enlarged schematic view at A in FIG. 3;

fig. 5 is a schematic side view of the interior of the low-voltage distribution cabinet;

FIG. 6 is an enlarged schematic view at B of FIG. 5;

FIG. 7 is a schematic view of the assembly of the temperature measuring insulating support and the temperature sensor;

FIG. 8 is a schematic view of the temperature measurement insulating support seat and the bus assembly;

fig. 9 is an enlarged schematic view at C in fig. 8.

In the figure: 1. a low-voltage power distribution cabinet; 2. a temperature control terminal; 3. a temperature measurement insulation supporting seat; 31. an air chamber; 32. a temperature sensor jack; 33. inserting a column; 34. an eccentric rod; 35. a limiting block; 36. a stopper; 4. a temperature sensor; 5. a bus bar; 51. mounting holes; 6. a spring; 7. an eccentric lock disk; 71. and (4) sleeving a hole.

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 efforts all belong to the protection scope of the present invention.

Referring to fig. 1 to 9, the present invention provides a technical solution:

a low-voltage power distribution cabinet with a bus wired temperature measurement function comprises a low-voltage power distribution cabinet 1, a temperature control terminal 2 is installed outside the low-voltage power distribution cabinet 1, a bus 5 is fixedly installed inside the low-voltage power distribution cabinet 1, a mounting hole 51 is formed in the bus 5, a wired temperature measurement assembly is installed on the bus 5 and comprises a temperature measurement insulating supporting seat 3, a temperature sensor 4, a spring 6 and an eccentric locking disc 7, an air cavity 31 is formed in the lower end of the temperature measurement insulating supporting seat 3, a curve with a conversion relation between the temperature measured by the air cavity 31 and the temperature of the charged bus 5 is manufactured through a simulation test, the temperature of the charged bus 5 is calculated through the temperature measurement of the air cavity 31, a temperature sensor jack 32 is formed in one side of the temperature measurement insulating supporting seat 3, the temperature sensor 4 is connected in the temperature sensor jack 32 in a plugging manner, and the temperature sensor 4 is connected with the temperature control terminal 2, a temperature alarm module is installed in the temperature control terminal 2, an FRG thermal sensor is directly installed at a connecting point position to detect temperature on line, 6 paths of connecting position temperature is monitored at most (the input terminals of the thermal sensor connected to the back of the temperature alarm module are respectively 1T, 2T, 3T, 4T, 5T and 6T), when the temperature of the connecting point is monitored to exceed the action temperature, an indicator light of the temperature alarm module is lightened to send corresponding alarm indication, two paths of output contacts of a built-in relay are closed (the two paths of output terminals are respectively 13, 14, 23 and 24), and a remote alarm signal can be sent or a circuit breaker is tripped; when the temperature of the connection point is monitored to be reduced to the reset temperature, the indicating lamp of the temperature alarm module is turned off, the two output contacts are disconnected, and the length of a wire connected to the thermal sensor by the temperature alarm module is 1.5 meters.

The rear end face of the temperature measurement insulating supporting seat 3 is welded with the inserting column 33, the inserting column 33 is inserted in the mounting hole 51 in a working state, the end part of the inserting column 33 is welded with the eccentric rod 34, one end of the eccentric rod 34 close to the inserting column 33 is symmetrically welded with the two limiting blocks 35, in addition, the central line of the eccentric rod 34 is not aligned with the central line of the inserting column 33, the end part of the eccentric rod 34 is welded with the stop block 36, the diameter of the stop block 36 is equal to that of the inserting column 33, and the central line of the stop block 36 is aligned with that of the inserting column 33.

Spring 6 cup joints between inserting post 33 and dog 36, and spring 6 is in the outside of eccentric rod 34, has seted up on the eccentric lock dish 7 in addition and has cup jointed hole 71, has cup jointed eccentric rod 34 in the hole 71, and has seted up two spacing holes in the inside symmetry of cup jointing hole 71, and spacing hole is pegged graft under operating condition and is had stopper 35, and spring 6's both ends contact with eccentric lock dish 7 and dog 36 respectively and spring 6 is in compression state all the time.

When the utility model works, the temperature is measured by the temperature sensor 4, the temperature of the bus 5 can be detected in real time, in addition, when the temperature measurement insulating supporting seat 3 is installed, the inserting column 33 is inserted into the installing hole 51, the eccentric lock disk 7 protrudes out of the other side of the bus 5, then the eccentric lock disk 7 is pulled towards the direction close to the stop block 36 to separate the limiting hole from the limiting block 35, then the eccentric lock disk 7 is rotated 180 degrees, the end with large eccentricity is clamped on the end surface of the bus 5, then the eccentric lock disk 7 is released to ensure that the limiting block 35 is inserted into the limiting hole again to avoid the eccentric lock disk 7 from rotating, thereby realizing the fixed installation of the temperature measurement insulating supporting seat 3, and simultaneously the eccentric lock disk 7 is tightly abutted against the bus 5 under the action of the spring 6 to avoid the separation of the limiting block 35 from the limiting hole, thereby ensuring the installation stability of the temperature measurement insulating supporting seat 3, and the temperature measurement insulating supporting seat 3 is convenient to mount and dismount and convenient to maintain.

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

1. The utility model provides a low-voltage distribution cabinet with wired temperature measurement function of generating line, includes low-voltage distribution cabinet (1), its characterized in that: the utility model discloses a temperature measurement device for a bus, including low-voltage distribution cabinet (1), internal fixed mounting has generating line (5) at the externally mounted temperature control terminal (2) of low-voltage distribution cabinet (1), seted up mounting hole (51) on generating line (5), and install wired temperature measurement subassembly on generating line (5), wired temperature measurement subassembly includes temperature measurement insulating support seat (3), temperature sensor (4), spring (6) and eccentric lock dish (7), air chamber (31) have been seted up to the lower extreme of temperature measurement insulating support seat (3), and one side of temperature measurement insulating support seat (3) has seted up temperature sensor jack (32), temperature sensor (4) have been pegged graft in temperature sensor jack (32).

2. The low-voltage power distribution cabinet with the bus wired temperature measurement function according to claim 1, characterized in that: the rear end face of the temperature measurement insulating supporting seat (3) is welded with an inserting column (33), and the inserting column (33) is inserted into the mounting hole (51) in a working state.

3. The low-voltage power distribution cabinet with the bus wired temperature measurement function according to claim 2, characterized in that: insert the tip welding of post (33) and have eccentric rod (34), the one end symmetric welding who is close to on eccentric rod (34) and inserts post (33) has two stopper (35).

4. The low-voltage power distribution cabinet with the bus wired temperature measurement function according to claim 3, characterized in that: the central line of the eccentric rod (34) is not aligned with the central line of the insert column (33), and a stop block (36) is welded at the end part of the eccentric rod (34).

5. The low-voltage power distribution cabinet with the bus wired temperature measurement function according to claim 1, characterized in that: the spring (6) is sleeved between the inserting column (33) and the stop block (36), and the spring (6) is positioned on the outer side of the eccentric rod (34).

6. The low-voltage power distribution cabinet with the bus wired temperature measurement function according to claim 1, characterized in that: the eccentric lock disc (7) is provided with a sleeve joint hole (71), an eccentric rod (34) is inserted in the sleeve joint hole (71), two limiting holes are symmetrically formed in the inner portion of the sleeve joint hole (71), and limiting blocks (35) are inserted in the limiting holes in the working state.