CN210743740U

CN210743740U - Constant-temperature dry-type transformer

Info

Publication number: CN210743740U
Application number: CN201921945238.6U
Authority: CN
Inventors: 朱良延
Original assignee: Jiangsu Chuanli Electric Co ltd
Current assignee: Jiangsu Chuanli Electric Co ltd
Priority date: 2019-11-12
Filing date: 2019-11-12
Publication date: 2020-06-12
Anticipated expiration: 2029-11-12

Abstract

The utility model discloses a thermostatic dry-type transformer, including supporting seat, stop device, dry-type transformer body, adjusting device and drive arrangement, the fixed welding in top of supporting seat has the fixing base, one side of fixing base is bored and is equipped with three spacing holes of group, the interior week of fixing base is equipped with three stop device of group and spacing jogged joint, three groups be equipped with the dry-type transformer body between the interior week of stop device, the support hole of the cushion looks adaptation of three groups and dry-type transformer body bottom is seted up to the first portion of supporting seat, the inside of supporting seat is dug and is established three group's support grooves, the supporting seat has been seted up the adjustment tank near one side of supporting the groove, is equipped with adjusting device in the adjustment tank, adjusting device's interior week is equipped with the cushion of dry-type transformer. This thermostatic type dry-type transformer can improve the stability in the use, can regulate and control the temperature as required simultaneously.

Description

Constant-temperature dry-type transformer

Technical Field

The utility model belongs to the technical field of the transformer, concretely relates to thermostatic type dry-type transformer.

Background

A transformer is a device that changes an alternating voltage using the principle of electromagnetic induction, and main components are a primary coil, a secondary coil, and an iron core (magnetic core). The main functions are as follows: voltage transformation, current transformation, impedance transformation, isolation, voltage stabilization (magnetic saturation transformer), and the like. It can be classified into a power transformer and a special transformer according to the purpose.

Dry-type transformers are widely used in local lighting, high-rise buildings, airports, wharf CNC machines and other places, and simply, dry-type transformers refer to transformers in which iron cores and windings are not immersed in insulating oil. Cooling methods of the dry type transformer are classified into natural air cooling (AN) and forced air cooling (AF). At present, the dry-type transformer has general stability in the use process, and the temperature cannot be well regulated according to needs.

Therefore, in order to meet the current situation, it is urgently needed to design and produce a constant-temperature dry-type transformer to meet the requirement of practical use.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a thermostatic dry-type transformer 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 constant-temperature dry-type transformer comprises a supporting seat, a limiting device, a dry-type transformer body, an adjusting device and a driving device, wherein the top of the supporting seat is fixedly welded with a fixed seat with a section shaped like a Chinese character 'hui', three groups of limiting holes distributed at equal intervals are drilled on one side of the fixed seat, three groups of limiting devices connected with the limiting holes are arranged on the inner periphery of the fixed seat, the dry-type transformer body is arranged between the inner peripheries of the three groups of limiting devices, three groups of supporting holes matched with cushion blocks at the bottom of the dry-type transformer body are arranged on the upper half part of the supporting seat, three groups of supporting grooves communicated with the supporting holes are dug in the supporting seat, an adjusting groove is arranged on one side of the supporting seat close to the supporting groove, a plurality of groups of adjusting holes distributed in an annular array are drilled on one side of the, the inner periphery of the adjusting device is provided with a cushion block of the dry-type transformer body arranged in the supporting groove, and the bottom of the supporting seat is provided with a driving device.

Preferably, stop device includes gag lever post, limiting plate and spacing seat, the periphery and the spacing hole threaded connection at gag lever post middle part, the one end fixed weld that the fixing base was kept away from to the gag lever post has spacing valve, the periphery of the gag lever post other end and the inner circle fixed weld of spacing bearing frame, one side that the gag lever post was kept away from to spacing bearing frame is curved limiting plate fixed weld with the cross-section, one side that the gag lever post was kept away from to the limiting plate is equipped with the cross-section and is arched spacing seat, spacing seat and the interior fixed weld of fixing base.

Preferably, adjusting device includes regulating plate, pressure spring and regulation pole, the regulating plate is equipped with two sets ofly, the cross-section of regulating plate is the arch, and is two sets of the regulating plate is about supporting the hole symmetry, and wherein a set of regulating plate and support have the pressure spring through the viscose bonding between the groove, and the fixed welding in side of another group's regulating plate has the regulation bearing frame, and the inner circle fixed welding of adjusting the bearing frame has the regulation pole with adjustment tank threaded connection, the one end fixed welding who keeps away from the adjustment tank of regulation pole has the regulating block, bores on the regulating block and is equipped with the adjusting bolt who establishes with adjustment hole threaded connection.

Preferably, drive arrangement includes bracing piece, backup pad and base, the fixed welding in side of screw and fixing base is passed through to the bottom of bracing piece, the top of bracing piece and the fixed welding in bottom of backup pad, the PLC controller is installed at the top of backup pad, the base is equipped with three groups, the top of base is passed through the screw and is connected with the bottom of supporting seat, the both sides that the top of base is close to the supporting seat all have the air-cooler through the mounting screw, the air outlet of air-cooler and the cooling airway looks adaptation of dry-type transformer body, air-cooler and PLC controller electric connection.

Preferably, a temperature sensor is installed on a housing of the dry-type transformer body, the temperature sensor is communicated with an iron core of the dry-type transformer body, the temperature sensor is electrically connected with a PLC controller of the driving device, and the PLC controller and the dry-type transformer body are both electrically connected with an external driving power supply.

The utility model discloses a technological effect and advantage: according to the constant-temperature dry-type transformer, the limiting rod is rotated by rotating the limiting valve to drive the limiting plate to move, the distance between the limiting plate and the limiting seat is adjusted, so that the dry-type transformer is adjusted and fixed according to the size of the dry-type transformer body, the dry-type transformer body is limited by the limiting plate and the limiting seat, and the possibility of shaking in the use process is reduced; the adjusting rod is rotated by rotating the adjusting block, the adjusting plate connected with the adjusting rod is driven to move, the position of an adjusting hole where the adjusting bolt is located is changed, the distance between the two groups of adjusting plates is changed according to the size of a cushion block of the dry-type transformer body, the two groups of adjusting plates are limited by the cushion block through the restoring force effect of the pressure spring, and the stability in the using process is improved; through temperature sensor's work, with the numerical value transmission of measurement in the PLC controller, the air-cooler is opened through the numerical value that the contrast was set for to the PLC controller, through the work of air-cooler, with cold air transport to the cooling air flue of dry-type transformer body in to cool off the cooling to the coil of inside as required, this thermostatic type dry-type transformer can improve the stability in the use, can regulate and control the temperature as required simultaneously.

Drawings

Fig. 1 is a cross-sectional view of the present invention;

fig. 2 is a top view of the spacing device of the present invention;

fig. 3 is a cross-sectional view of an adjustment device of the present invention;

FIG. 4 is a schematic structural view of the support base of the present invention;

fig. 5 is a circuit block diagram of the present invention.

In the figure: the dry-type transformer comprises a supporting seat 1, a limiting device 2, a dry-type transformer body 3, an adjusting device 4, a driving device 5, a fixing seat 6, a limiting rod 7, a limiting plate 8, a limiting seat 9, an adjusting plate 10, a pressure spring 11, an adjusting rod 12, a supporting rod 13, a supporting plate 14, a base 15, a PLC controller 16, an air cooler 17 and a temperature sensor 18.

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.

Unless defined otherwise, all references to up, down, left, right, front, back, inner and outer directions herein are to be interpreted as referring to up, down, left, right, front, back, inner and outer directions in the drawings to which the invention is applied, and all references are hereby incorporated herein by reference.

The utility model provides a constant temperature dry type transformer as shown in figures 1-5, which comprises a supporting seat 1, a limiting device 2, a dry type transformer body 3, an adjusting device 4 and a driving device 5, wherein the top of the supporting seat 1 is fixedly welded with a fixing seat 6 with a cross section shaped like a Chinese character 'hui', three groups of limiting holes distributed at equal intervals are drilled at one side of the fixing seat 6, three groups of limiting devices 2 connected with the limiting holes are arranged at the inner periphery of the fixing seat 6, the dry type transformer body 3 is arranged between the inner peripheries of the three groups of limiting devices 2, the dry type transformer body 3 can be selected from SCB13 dry type transformers produced by Henan Di Special force electric Limited company, the upper half part of the supporting seat 1 is provided with three groups of supporting holes matched with cushion blocks at the bottom of the dry type transformer body 3, three groups of supporting grooves communicated with the supporting holes are dug in the supporting, the supporting seat 1 is close to one side of supporting the groove and has been seted up the adjustment tank, one side that supporting seat 1 is close to the adjustment tank bores and is equipped with the regulation hole that the multiunit is ring array and distributes, is equipped with adjusting device 4 of being connected with the regulation hole in the adjustment tank, adjusting device 4's interior week is equipped with arranges the cushion of supporting inslot dry-type transformer body 3 in, is equipped with dry-type transformer body 3 between limiting plate 8 and the spacing seat 9, is equipped with the cushion between two sets of regulating plates 10, and limiting plate 8 and one side that spacing seat 9 is close to dry-type transformer body 3 and one side that two sets of regulating plates 10 are close to the cushion all bond the rubber slab that has the adaptation through the viscose, protect dry-type transformer body 3 through the rubber slab that bonds.

Specifically, the limiting device 2 comprises a limiting rod 7, a limiting plate 8 and a limiting seat 9, the periphery of the middle part of the limiting rod 7 is in threaded connection with a limiting hole, one end of the limiting rod 7, which is far away from the fixing seat 6, is fixedly welded with a limiting valve, the periphery of the other end of the limiting rod 7 is fixedly welded with an inner ring of a limiting bearing seat, one side of the limiting bearing seat, which is far away from the limiting rod 7, is fixedly welded with the limiting plate 8 with an arc-shaped cross section, one side of the limiting plate 8, which is far away from the limiting rod 7, is provided with the limiting seat 9 with an arched cross section, the limiting seat 9 is fixedly welded with the inner periphery of the fixing seat 6, the limiting valve is rotated to enable the limiting rod 7 to rotate, the limiting plate 8 is driven to move, the distance between the limiting plate 8 and the limiting seat 9 is adjusted and fixed according, the possibility of shaking during the use process is reduced.

Specifically, the adjusting device 4 comprises adjusting plates 10, pressure springs 11 and adjusting rods 12, two groups of adjusting plates 10 are arranged, the cross sections of the adjusting plates 10 are arched, the two groups of adjusting plates 10 are symmetrical about supporting holes, the pressure springs 11 are bonded between one group of adjusting plates 10 and the supporting grooves through viscose, adjusting bearing seats are fixedly welded on the side surfaces of the other group of adjusting plates 10, adjusting rods 12 in threaded connection with the adjusting grooves are fixedly welded on the inner rings of the adjusting bearing seats, adjusting blocks are fixedly welded at the ends, far away from the adjusting grooves, of the adjusting rods 12, adjusting bolts in threaded connection with the adjusting holes are arranged in through holes drilled in the adjusting blocks, the adjusting blocks are rotated to enable the adjusting rods 12 to rotate, the adjusting plates 10 connected with the adjusting rods 12 are driven to move, the positions of the adjusting holes where the adjusting bolts are located are changed, and therefore, the distance between the two groups of adjusting plates, and the two groups of adjusting plates 10 limit the cushion blocks under the action of restoring force of the pressure springs 11, so that the stability in the using process is improved.

Specifically, the driving device 5 comprises a supporting rod 13, a supporting plate 14 and a base 15, the bottom end of the supporting rod 13 is fixedly welded with the side face of the fixing seat 6 through screws, the top end of the supporting rod 13 is fixedly welded with the bottom of the supporting plate 14, a PLC controller 16 is installed at the top of the supporting plate 14, the PLC controller 16 can be a siemens S7-300 type PLC controller, the base 15 is provided with three groups, the top of the base 15 is connected with the bottom of the supporting seat 1 through screws, air coolers 17 are installed at two sides of the top of the base 15 close to the supporting seat 1 through screws, the air coolers 17 can be gfd (S) D760-90 type cooling fans manufactured by Changsha Liangwei electric appliances Limited, the air outlet of the air cooler 17 is matched with the cooling air duct of the dry-type transformer body 3, and the air coolers 17 are electrically connected with the PLC controller 16, through temperature sensor 18's work, with measured numerical value transmission in PLC controller 16, PLC controller 16 opens air-cooler 17 through the numerical value that the contrast was set for, through air-cooler 17's work, carries cold air to dry-type transformer body 3 in the cooling air flue to cool off the cooling to inside coil as required.

Specifically, a temperature sensor 18 is mounted on a housing of the dry-type transformer body 3, the temperature sensor 18 may be an MS17-1 type temperature sensor produced by shenzhen technolgen sensing limited, the temperature sensor 18 is communicated with an iron core of the dry-type transformer body 3, the temperature sensor 18 is electrically connected with a PLC controller 16 of the driving device 5, and the PLC controller 16 and the dry-type transformer body 3 are both electrically connected with an external driving power supply.

Specifically, the constant temperature dry type transformer, the cushion block of the dry type transformer body 3 passes through the supporting hole and is placed in the supporting groove, after the placement is completed, the limiting valve is rotated, the limiting rod 7 is rotated to drive the limiting plate 8 to move, the distance between the limiting plate 8 and the limiting seat 9 is adjusted, so that the adjustment and fixation are performed according to the size of the dry type transformer body 3, the dry type transformer body 3 is limited through the limiting plate 8 and the limiting seat 9, the possibility of shaking during the use process is reduced, after the adjustment is completed, the adjusting block is rotated to drive the adjusting rod 12 to rotate, the adjusting plate 10 connected with the adjusting rod 12 is driven to move, the position of the adjusting hole where the adjusting bolt is located is changed, so that the distance between the two groups of adjusting plates 10 is changed according to the size of the cushion block of the dry type transformer body 3, and the two groups of adjusting plates 10 are enabled, improve the stability in the use, can use after fixed the accomplishing, in the use, open temperature sensor 18, through temperature sensor 18's work, with the transmission of measured numerical value in PLC controller 16, PLC controller 16 opens air-cooler 17 through the numerical value that the contrast was set for, through air-cooler 17's work, with cold air carry to dry-type transformer body 3 in the cooling air flue to cool off the cooling to the coil of inside as required.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a thermostatic type dry-type transformer, includes supporting seat (1), stop device (2), dry-type transformer body (3), adjusting device (4) and drive arrangement (5), its characterized in that: the top of the supporting seat (1) is fixedly welded with a fixing seat (6) with a section in a shape like a Chinese character 'hui', three groups of limiting holes distributed at equal intervals are drilled in one side of the fixing seat (6), three groups of limiting devices (2) connected with the limiting holes are arranged in the inner periphery of the fixing seat (6), a dry-type transformer body (3) is arranged between the inner peripheries of the three groups of limiting devices (2), three groups of supporting holes matched with cushion blocks at the bottom of the dry-type transformer body (3) are formed in the upper half part of the supporting seat (1), three groups of supporting grooves communicated with the supporting holes are dug in the supporting seat (1), an adjusting groove is formed in one side of the supporting seat (1) close to the supporting groove, a plurality of groups of adjusting holes distributed in an annular array are drilled in one side of the supporting seat (1) close to the adjusting groove, and an adjusting device (, the inner periphery of the adjusting device (4) is provided with a cushion block of the dry-type transformer body (3) arranged in the supporting groove, and the bottom of the supporting seat (1) is provided with a driving device (5).

2. A constant-temperature dry-type transformer according to claim 1, wherein: stop device (2) include gag lever post (7), limiting plate (8) and spacing seat (9), the periphery and the spacing hole threaded connection at gag lever post (7) middle part, the one end fixed weld that fixing base (6) were kept away from in gag lever post (7) has spacing valve, the periphery of the gag lever post (7) other end and the inner circle fixed weld of spacing bearing frame, one side that spacing rod (7) were kept away from to spacing bearing frame is curved limiting plate (8) fixed weld with the cross-section, one side that spacing rod (7) were kept away from in limiting plate (8) is equipped with the cross-section and is arched spacing seat (9), spacing seat (9) and fixing base (6) interior week fixed weld.

3. A constant-temperature dry-type transformer according to claim 1, wherein: adjusting device (4) include regulating plate (10), pressure spring (11) and adjust pole (12), regulating plate (10) are equipped with two sets ofly, the cross-section of regulating plate (10) is the arch, and is two sets of regulating plate (10) are about supporting hole symmetry, and wherein there is pressure spring (11) through the viscose bonding between a set of regulating plate (10) and the supporting groove, and the side fixed weld of another group regulating plate (10) has the regulation bearing frame, and the inner circle fixed weld of regulation bearing frame has regulation pole (12) with adjustment tank threaded connection, the one end fixed weld of keeping away from the adjustment tank in regulation pole (12) has the regulating block, bores the adjusting bolt who is equipped with in the through-hole of establishing and adjusts hole threaded connection on the regulating block.

4. A constant-temperature dry-type transformer according to claim 1, wherein: drive arrangement (5) include bracing piece (13), backup pad (14) and base (15), the side fixed weld of screw and fixing base (6) is passed through to the bottom of bracing piece (13), the top of bracing piece (13) and the bottom fixed weld of backup pad (14), PLC controller (16) are installed at the top of backup pad (14), base (15) are equipped with three groups, the top of base (15) is passed through the screw and is connected with the bottom of supporting seat (1), the both sides that the top of base (15) is close to supporting seat (1) all have air-cooler (17) through the screw installation, the air outlet of air-cooler (17) and the cooling air flue looks adaptation of dry-type transformer body (3), air-cooler (17) and PLC controller (16) electric connection.

5. A constant-temperature dry-type transformer according to claim 1, wherein: the dry-type transformer comprises a dry-type transformer body (3), and is characterized in that a temperature sensor (18) is mounted on a shell of the dry-type transformer body (3), the temperature sensor (18) is communicated with an iron core of the dry-type transformer body (3), the temperature sensor (18) is electrically connected with a PLC (programmable logic controller) (16) of a driving device (5), and the PLC (16) and the dry-type transformer body (3) are both electrically connected with an external driving power supply.