CN112951571B - High-voltage direct current transformer with protective cover - Google Patents
High-voltage direct current transformer with protective cover Download PDFInfo
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- CN112951571B CN112951571B CN202110020819.4A CN202110020819A CN112951571B CN 112951571 B CN112951571 B CN 112951571B CN 202110020819 A CN202110020819 A CN 202110020819A CN 112951571 B CN112951571 B CN 112951571B
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- 230000001681 protective effect Effects 0.000 title claims abstract description 91
- 230000007246 mechanism Effects 0.000 claims abstract description 106
- 230000013011 mating Effects 0.000 claims description 6
- 238000000034 method Methods 0.000 abstract description 10
- 230000008569 process Effects 0.000 abstract description 9
- 238000012423 maintenance Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 16
- 230000009286 beneficial effect Effects 0.000 description 8
- 230000009471 action Effects 0.000 description 7
- 239000000428 dust Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000009434 installation Methods 0.000 description 4
- 238000013459 approach Methods 0.000 description 3
- 230000003139 buffering effect Effects 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000003028 elevating effect Effects 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 229920000742 Cotton Polymers 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F38/00—Adaptations of transformers or inductances for specific applications or functions
- H01F38/20—Instruments transformers
- H01F38/22—Instruments transformers for single phase ac
- H01F38/28—Current transformers
- H01F38/30—Constructions
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/02—Casings
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/06—Mounting, supporting or suspending transformers, reactors or choke coils not being of the signal type
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Transformers For Measuring Instruments (AREA)
Abstract
The invention discloses a high-voltage direct current transformer with a protective cover, and relates to the field of high-voltage direct current transformer maintenance equipment. The problem that vibration generated when the high-voltage direct-current transformer is operated or carried affects normal use of the high-voltage direct-current transformer is solved. The invention discloses a high-voltage direct current transformer, which comprises a protective cover, a rack plate, a clamping mechanism, an inner pushing mechanism, a base and a transformer; the protective cover is provided with a cavity for accommodating the rack plate, the clamping mechanism, the inner pushing mechanism and the transformer; the inner side wall of the cavity is connected with one end of the inner pushing mechanism in an up-down sliding way; the protective cover can be arranged on the base in a pluggable manner; one end of the rack plate is connected with the other end of the inner pushing mechanism in a horizontal sliding way, the rack plate is connected with one end of the clamping mechanism, and the rack plate can be arranged on the base in a horizontal sliding way; a mutual inductor is arranged in the middle of the clamping mechanism. The invention can clamp and fix the transformer in the process of installing the protective cover, avoid the vibration of the high-voltage direct-current transformer during operation or transportation, and prolong the service life of the high-voltage direct-current transformer.
Description
Technical Field
The invention relates to the technical field of high-voltage direct-current transformer maintenance equipment, in particular to a high-voltage direct-current transformer with a protective cover.
Background
The direct current transformer refers to a mutual inductance for direct current magnitude conversion. The non-linearity and non-symmetry when the iron core in the iron core coil is magnetized by DC and AC current are utilized, and the DC heavy current passing through the coil is inversely transformed into DC light current according to the turn number by the rectifying circuit. The device is mainly used for measuring direct current high current and is also used as a current feedback, control and protection element in a rectifying system. Compared with current divider (see ammeter), it has low power consumption and isolation effect. When the high-voltage direct current transformer is used, because the equipment is exposed outside, people can touch the transformer easily, danger is caused, a large amount of dust can enter the equipment, the operation of the equipment is affected, and the service life of the equipment is reduced.
In the prior art, the transformer protection device includes: the transformer is arranged in the protection box; the rectangular protruding block is fixedly connected below the top cover; the rectangular clamping groove is formed in the upper portion of the protection box and is matched with the rectangular protruding block. When the transformer receives external collision, the buffering subassembly that sets up plays extrusion, spacing and fixed effect to the transformer, simultaneously with the effect that the buffer cotton that sets up in the protection box played buffer protection to the transformer, protect the transformer, avoid damaging, through set up the rectangle draw-in groove and the sealing strip that sets up in the rectangle draw-in groove that rectangle lug and the top of protection box set up at the top of top cap, make protection box leakproofness reinforcing, prevent that the transformer from intaking the damage.
However, the following problems also exist: the relation between the mounting of the protective cover and the clamping of the transformer is not considered, and the structural design is limited.
Disclosure of Invention
Aiming at the technical problems in the prior art, the invention provides the high-voltage direct-current transformer with the protective cover, which solves the problem that the normal use of the high-voltage direct-current transformer is affected by vibration generated when the high-voltage direct-current transformer is operated or carried.
The invention shows a high voltage direct current transformer provided with a protective cover, comprising: the device comprises a protective cover, a rack plate, a clamping mechanism, an inner pushing mechanism, a base and a transformer; the protective cover is provided with a cavity for accommodating the rack plate, the clamping mechanism, the inner pushing mechanism and the transformer;
the inner side wall of the cavity is connected with one end of the inner pushing mechanism in an up-down sliding way; the protective cover is arranged in the base in a pluggable manner;
one end of the rack plate is connected with the other end of the inner pushing mechanism in a horizontal sliding way, the rack plate is connected with one end of the clamping mechanism, and the rack plate can be arranged on the base in a horizontal sliding way;
a mutual inductor is arranged in the middle of the clamping mechanism.
The device has the following beneficial effects: when the protective cover is installed, the protective cover is gradually inserted into the base downwards, the protective cover drives the inner pushing mechanism to move in the process of downwards moving of the protective cover, the inner pushing mechanism drives the rack plate to horizontally move, the clamping mechanism is driven to horizontally move, the clamping mechanism gradually approaches to the middle, and finally, when the protective cover is inserted into a preset position, the mutual inductor arranged in the middle of the clamping mechanism is clamped. The transformer can be completely positioned in the protective cover, and at the moment, the high-voltage direct current transformer is carried or stored, so that the transformer is not worn, and dust can be prevented from entering the high-voltage direct current transformer; through the action of downwards moving the protective cover, the action is converted into the clamping action of the clamping mechanism, so that the installation is more convenient, and the installation procedure is reduced.
In some embodiments, further comprising: a lifting mechanism; the lifting mechanism can be arranged at the other end of the rack plate in a lifting manner, and the top of the lifting mechanism is arranged at the bottom of the transformer;
the top end of the protective cover is provided with a connecting port corresponding to the interface of the transformer;
the height of the lifting mechanism is smaller than that of the clamping mechanism.
The structure has the following beneficial effects: when the protection cover is installed in the process of the high-voltage direct current transformer, the rack plate horizontally moves to drive the lifting mechanism to move upwards, so that the mutual inductor is driven to move upwards, the interface of the mutual inductor stretches out of the connecting port at the top end of the protection cover, the connection with other equipment is facilitated, and the use efficiency of the high-voltage direct current transformer is improved.
In some embodiments, a locking mechanism is arranged on the side wall of the joint of the base and the protective cover, and a clamping mechanism is arranged on the side wall of the joint of the protective cover and the base;
the locking mechanism is provided with a clamping groove matched with the clamping mechanism;
the opening direction of the clamping groove is the direction close to the protective cover, and the side wall is connected with a movable plate in a sliding way;
a reset spring is arranged on the side wall of the movable plate;
the other end of the reset spring is fixedly connected to the side wall of the clamping groove;
the screens mechanism is scalable structure, includes: an adjusting spring and a locking pin;
one end of the adjusting spring is connected with the protective cover, the other end of the adjusting spring is connected with one end of the locking pin, and the locking pin is matched with the clamping groove.
The beneficial effects of adopting above-mentioned structure are: through the locking pin card in the joint groove, can be effectively with the safety cover fixed on the base, avoid when using or carrying the mutual-inductor, the safety cover takes place to remove to cause influence and harm to the function of mutual-inductor.
In some embodiments, the clamping groove is "U" shaped, comprising: a first mating space and a second mating space; the upper end and the lower end of the side wall of the movable plate are provided with abutting blocks; the interference block extends to a direction close to the locking pin and is respectively arranged in the first matching space and the second matching space.
The structure has the following beneficial effects: when the protective covers are installed at different heights, the use functions of the corresponding transformers are also different. When the locking pin on the outer side wall of the protective cover is arranged in the first matching space, the transformer can be completely positioned in the protective cover, and then the transformer can be carried or stored; when the locking pin on the outer side wall of the protective cover is arranged in the second matching space, the mutual inductor can continue to move upwards, the interface of the mutual inductor stretches out of the connecting port at the top end of the protective cover, at the moment, the mutual inductor and other external equipment can be connected and tested, and the normal work of the high-voltage direct-current mutual inductor is not influenced while the high-voltage direct-current mutual inductor is effectively protected.
In some embodiments, the base comprises: the base is provided with first rectangular channel, and sliding connection has the safety cover about the first rectangular channel, and the base is provided with the second rectangular channel, and second rectangular channel horizontal sliding connection rack board, second rectangular channel include: a first cavity and a second cavity; the first rectangular groove is communicated with the second rectangular groove through the second cavity; one end of the clamping mechanism, which is connected with the rack plate, is arranged in the second rectangular groove, and the other end of the clamping mechanism extends out of the second rectangular groove; the inner pushing mechanism is arranged in the second rectangular groove.
In some embodiments, the push-in mechanism comprises: a rotating wheel rotatably connected to the side wall of the second cavity; the rotating wheel is meshed with the rack plate, and one side of the rotating wheel penetrates through the side wall of the second cavity and extends into the first rectangular groove; the side wall of the bottom end of the protective cover is provided with a rack, and the protective cover is meshed with the rotating wheel.
The structure has the following beneficial effects: according to the embodiment, the hole groove design is carried out on the base by considering the action relation between the protective cover and the inward pushing mechanism of the clamping mechanism, so that the conversion from a movement mode to an actual function is realized, the space is effectively utilized, the weight and the volume of the device are reduced, and the cost is saved.
In some embodiments, the clamping mechanism comprises: a fixing plate, a buffer spring and a clamping plate; one end of the fixed plate is connected with the rack plate, and the other end of the fixed plate is connected with one end of the buffer spring; the other end of the buffer spring is connected with one end of the clamping plate; the other end of the clamping plate is arranged on one side of the transformer.
The structure has the following beneficial effects: the fixing plate and the clamping plate are driven to move inwards through the protective cover, so that the high-voltage direct-current transformer can be effectively clamped and fixed, and vibration generated when the high-voltage direct-current transformer is operated or carried is prevented from affecting the detection of the high-voltage direct-current transformer and damaging equipment elements of the high-voltage direct-current transformer. The buffer spring plays roles of extrusion, limiting and fixing to the transformer, protects the transformer, avoids damaging, and can adapt to transformers with various sizes.
In some embodiments, the lifting mechanism comprises: the device comprises a plurality of linkage rods and a setting-up plate, wherein one end of each linkage rod is rotatably connected with the other end of the rack plate, the other end of each linkage rod is connected with the setting-up plate, and the setting-up plate is arranged at the bottom of the transformer.
The structure has the following beneficial effects: the erection plate plays a role in supporting the transformer, and the plate-shaped structure enables operation to be safer. The mutual inductor is driven to move upwards, so that the interface of the mutual inductor rises and is more conveniently connected with external equipment.
In some embodiments, the ends of the locking pins are rounded.
In some embodiments, a buffer assembly is disposed between the top of the cavity and the top of the transformer.
According to the technical scheme, the embodiment of the invention has the following beneficial effects: when the protective cover is installed, the protective cover is gradually inserted into the base downwards, the protective cover drives the inner pushing mechanism to move in the process of downwards moving of the protective cover, the inner pushing mechanism drives the rack plate to horizontally move, the clamping mechanism is driven to horizontally move, the clamping mechanism gradually approaches to the middle, and finally, when the protective cover is inserted into a preset position, the mutual inductor arranged in the middle of the clamping mechanism is clamped. The transformer can be completely positioned in the protective cover, and at the moment, the high-voltage direct current transformer is carried or stored, so that the transformer is not worn, and dust can be prevented from entering the high-voltage direct current transformer; through the action of downwards moving the protective cover, the action is converted into the clamping action of the clamping mechanism, so that the installation is more convenient, and the installation procedure is reduced.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic structural diagram of a first embodiment of a high-voltage dc transformer with a protection cover according to the present invention;
fig. 2 is a schematic diagram of a motion structure of a first embodiment of a high-voltage dc transformer with a protection cover according to the present invention;
fig. 3 is a schematic structural diagram of a second embodiment of a high-voltage dc transformer with a protection cover according to the present invention;
fig. 4 is a schematic diagram of a motion structure of a second embodiment of a high-voltage dc transformer with a protection cover according to the present invention;
fig. 5 is a schematic structural view of a first embodiment of a locking mechanism in a high-voltage dc transformer with a protective cover according to the present invention;
fig. 6 is a schematic structural view of a first embodiment of a base in a high-voltage dc transformer with a protective cover according to the present invention;
fig. 7 is a schematic structural diagram of a third embodiment of a high-voltage dc transformer with a protection cover according to the present invention;
fig. 8 is a schematic structural diagram of a fourth embodiment of a high-voltage dc transformer with a protection cover according to the present invention.
Detailed Description
In order to better understand the technical solution in the embodiments of the present invention and make the above objects, features and advantages of the embodiments of the present invention more comprehensible, the technical solution in the embodiments of the present invention is described in further detail below with reference to the accompanying drawings.
Example 1:
fig. 1 is a schematic structural diagram of a first embodiment of a high-voltage dc transformer with a protection cover according to the present invention. As shown in fig. 1, the present invention shows a high voltage direct current transformer provided with a protective cover, comprising: the device comprises a protective cover 1, rack plates 2, a clamping mechanism 3, an inner pushing mechanism 4, a base 5 and a transformer 6; the protective cover 1 is provided with a cavity 11 for accommodating the rack plate 2, the clamping mechanism 3, the inner pushing mechanism 4 and the transformer 6; the inner side wall of the cavity 11 is connected with one end of the inner pushing mechanism 4 in a sliding way up and down; the protective cover 1 is arranged on the base 5 in a pluggable manner; one end of the rack plate 2 is horizontally and slidably connected with the other end of the inner pushing mechanism 4, the rack plate 2 is connected with one end of the clamping mechanism 3, and the rack plate 2 can be horizontally and slidably arranged on the base 5; a mutual inductor 6 is arranged in the middle of the clamping mechanism 3.
Fig. 2 is a schematic diagram of a motion structure of a first embodiment of a high-voltage dc transformer with a protection cover according to the present invention. As shown in fig. 2, the working process is as follows: when the protective cover 1 is installed, the protective cover 1 is gradually inserted into the base 5 downwards, the protective cover 1 drives the inner pushing mechanism 4 to move in the process of downwards moving the protective cover 1, the inner pushing mechanism 4 drives the rack plate 2 to horizontally move, the clamping mechanism 3 is driven to horizontally move, the clamping mechanism 3 gradually approaches to the middle, and finally, when the protective cover 1 is inserted into a preset position, the mutual inductor 6 arranged in the middle of the clamping mechanism 3 is clamped.
In the above embodiment, the fixing manner of the protective cover 1 and the base 5 is not limited after the protective cover 1 is inserted into the base 5 to a proper position. The mode that the positioning pin is inserted into a preformed hole groove of the base 5 can be utilized as shown in the figure by utilizing a spring and the positioning pin; screw fixation may also be used.
Example 2:
fig. 3 is a schematic structural diagram of a second embodiment of a high-voltage dc transformer with a protection cover according to the present invention. As shown in fig. 3, the present invention shows another high voltage dc transformer provided with a protection cover, further comprising: a lifting mechanism 7; the lifting mechanism 7 is arranged at the other end of the rack plate 2 in a lifting manner, and the top of the lifting mechanism 7 is arranged at the bottom of the transformer 6; a connecting port 12 is arranged at the top end of the protective cover 1 and corresponds to the interface of the transformer 6; the height of the lifting mechanism 7 is smaller than the height of the clamping mechanism 3.
Fig. 4 is a schematic diagram of a motion structure of a second embodiment of a high-voltage dc transformer with a protection cover according to the present invention. As shown in fig. 4, the working process is as follows: when the protective cover 1 is installed in the process of the high-voltage direct current transformer 6, the rack plate 2 moves horizontally to drive the lifting mechanism 7 to move upwards, so that the transformer 6 is driven to move upwards, and the interface of the transformer 6 extends out of the connecting port 12 at the top end of the protective cover, so that the protective cover is convenient to connect with other equipment.
Example 3:
fig. 5 is a schematic structural diagram of a first embodiment of a locking mechanism in a high-voltage dc transformer with a protection cover according to the present invention. As shown in fig. 5, a locking mechanism 52 is arranged on a side wall 51 at the joint of the base 5 and the protective cover 1, and a clamping mechanism 14 is arranged on a side wall 13 at the joint of the protective cover 1 and the base 5; the locking mechanism 52 is provided with a clamping groove 521 which is matched with the clamping mechanism 14; the opening direction of the clamping groove 521 is the direction approaching to the protection cover 1, and the side wall is connected with a movable plate 522 in a sliding way; a return spring 523 is arranged on the side wall of the movable plate 522; the other end of the return spring 523 is fixedly connected to the side wall of the clamping groove 521; the detent mechanism 14 is a telescopic structure, including: an adjustment spring 141 and a lock pin 142; one end of the adjusting spring 141 is connected to the protection cover 1, the other end is connected to one end of the locking pin 142, and the locking pin 142 is engaged with the engagement groove 521.
Preferably, the clamping groove 521 is "U" shaped, including: a first mating space 5211 and a second mating space 5212; the upper end and the lower end of the side wall of the movable plate 522 are provided with a supporting block 524; the abutting block 524 protrudes in a direction approaching the locking pin 142 and is disposed in the first and second engaging spaces 5211 and 5212, respectively.
The working process is as follows: when the protective covers 1 are installed at different heights, the functions of use of the corresponding transformers 6 are also different. When the locking pin 142 on the outer side wall of the protective cover 1 is installed in the first matching space 5211, the transformer 6 can be completely positioned inside the protective cover 1, and then the transformer 6 can be carried or stored; when the locking pin 142 on the outer side wall of the protective cover 1 is arranged in the second matching space 5212, the mutual inductor 6 can continue to move upwards, the interface of the mutual inductor 6 extends out of the connecting port 12 at the top end of the protective cover 1, at this time, the mutual inductor 6 and other external equipment can be connected and tested, and the normal operation of the high-voltage direct-current mutual inductor 6 is not influenced while the high-voltage direct-current mutual inductor 6 is effectively protected.
Example 4:
fig. 6 is a schematic structural diagram of a first embodiment of a base in a high-voltage dc transformer with a protective cover according to the present invention. As shown in fig. 6, the base 5 includes: the base 5 is provided with first rectangular channel 53, and sliding connection has safety cover 1 about the first rectangular channel 53, and the base is provided with second rectangular channel 54, and second rectangular channel 54 horizontal sliding connection rack board 2, second rectangular channel 54 includes: a first cavity 541 and a second cavity 542; the first rectangular groove 53 and the second rectangular groove 54 are communicated through the second cavity 542; one end of the clamping mechanism 3 connected with the rack plate 2 is arranged in the second rectangular groove 54, and the other end of the clamping mechanism 3 extends out of the second rectangular groove 54; the inward pushing mechanism 4 is disposed in the second rectangular groove 54.
The first rectangular groove 53 can limit the downward movement position of the protection cover 1, and the second rectangular groove 54 can limit the horizontal movement range of the rack plate 2.
Example 5:
fig. 7 is a schematic structural diagram of a third embodiment of a high-voltage dc transformer with a protection cover according to the present invention. As shown in fig. 7, the present invention shows another high-voltage direct current transformer provided with a protective cover, and the inner pushing mechanism 4 includes: a rotating wheel 41 rotatably coupled to a sidewall of the second cavity 542; the rotating wheel 41 is meshed with the rack plate 2, and one side of the rotating wheel 41 penetrates through the side wall of the second cavity 542 and extends into the first rectangular groove 53; a rack is arranged on the side wall of the bottom end of the protection cover 1, and the protection cover 1 is meshed with the rotating wheel 41.
Example 6:
fig. 7 is a schematic structural diagram of a third embodiment of a high-voltage dc transformer with a protection cover according to the present invention. As shown in fig. 7, the present invention shows another high voltage direct current transformer provided with a protective cover, and the clamping mechanism 3 includes: a fixing plate 31, a buffer spring 32, and a clamping plate 33; one end of the fixed plate 31 is connected with the rack plate 2, and the other end is connected with one end of the buffer spring 32; the other end of the buffer spring 32 is connected with one end of the clamping plate 33; the other end of the clamping plate 33 is arranged on one side of the transformer 6.
Example 7:
fig. 7 is a schematic structural diagram of a third embodiment of a high-voltage dc transformer with a protection cover according to the present invention. As shown in fig. 7, the present invention shows another high voltage direct current transformer provided with a protective cover, and the lifting mechanism 7 includes: the plurality of trace 71 and set up the board 72, one end of trace 71 and the other end of rack board 2 rotatable coupling, the other end of trace 71 and set up the board 72 and be connected, set up the board 72 and set up the bottom in the mutual-inductor 6. Preferably, in some embodiments, the ends of the locking pins are rounded. Preferably, the method comprises the steps of,
in some embodiments, a buffer assembly is provided between the top of the cavity 11 and the top of the transformer 6.
Example 8:
fig. 8 is a schematic structural diagram of a fourth embodiment of a high-voltage dc transformer with a protection cover according to the present invention. As shown in fig. 8, a high-voltage direct current transformer with protection cover, including base 5, base 5 is provided with first rectangular channel 53, and sliding connection has protection cover 1 about the first rectangular channel 53, and the base is provided with second rectangular channel 54, and second rectangular channel 54 horizontal sliding connection rack board 2, second rectangular channel 54 includes: a first cavity 541 and a second cavity 542; the rack board 2 is provided with fixture 3, rotate the wheel 41 fixed connection on the horizontal axis lateral wall, the horizontal axis rotates to be connected at the second cavity 542, rotate the wheel 41 and be connected with rack board 2 meshing, rotate wheel 41 one side and run through the second cavity 542 lateral wall, and extend to first rectangular channel 53, the safety cover 1 bottom inside wall is equipped with the rack, the rack of safety cover 1 is connected with rotate the wheel 41 meshing, rack board 2 lateral wall fixedly connected with trace 71, trace 71 tip runs through the second rectangular channel 54 lateral wall, and extend to the outside, fixed plate 31 lateral wall is connected with buffer spring 32, buffer spring 32 other end fixedly connected with grip plate 33, buffer spring 32's effect is replied and buffering.
The rack plate 2 tip is provided with elevating system 7, and elevating system 7 is including rotating the trace 71 of connecting at rack plate 2 tip, and trace 71 tip runs through the second rectangular channel 54 lateral wall to extend to outside, be equipped with the setting up board 72 above the base 5, and trace 71 tip rotates the connection at setting up board 72 lateral wall.
The outer side walls of the two sides of the bottom end of the protective cover 1 are provided with clamping mechanisms 14, and the side wall 51 at the joint of the base 5 and the protective cover 1 is provided with a locking mechanism 52; the clamping mechanism 14 comprises a locking groove formed in the outer side wall of the protective cover 1, the side wall of the locking groove is slidably connected with a locking pin 142, the side wall of the locking pin 142 is fixedly connected with an adjusting spring 141, the other end of the adjusting spring 141 is fixedly connected with the side wall of the locking groove, a U-shaped clamping groove 521 is formed in the side wall of the first rectangular groove 53, a movable plate 522 is slidably connected with the side wall of the clamping groove 521, a return spring 523 is fixedly connected with the side wall of the movable plate 522, the other end of the return spring 523 is fixedly connected with the side wall of the clamping groove 521, the adjusting spring is used for restoring and buffering, the upper side wall and the lower side wall of the movable plate 522 are fixedly connected with a collision block 524, the side wall of the clamping groove 521 is provided with a horizontal groove penetrating through the side wall of the base 5, the side wall of the horizontal groove is slidably connected with a push rod, the end of the push rod is fixedly connected with the side wall of the movable plate 522, and the other end of the push rod penetrates the side wall of the horizontal groove and extends to the outside.
The side wall of the top end of the protective cover 1 is provided with a plurality of connectors 12, and the connectors 12 have the function of enabling the interface of the top end to be exposed through the connectors when the high-voltage direct-current transformer is used, so that the high-voltage direct-current transformer is convenient to connect with other equipment; the end of the locking pin 142 is arranged in an arc shape, and the arc shape has the function of enabling the locking pin 142 to be connected with and disconnected from the clamping groove more easily.
When the protective cover 1 is used, the protective cover 1 is firstly placed on the erection plate 72, then is installed in the first rectangular groove 53 on the base 5, the protective cover 1 can drive the rotating wheel 41 to rotate through the rack plate 2 on the side wall when entering the first rectangular groove 53, the rotating wheel 41 can drive the rack plate 2 to move, the rack plate 2 can drive the fixed plate 31 on the side wall to move, the fixed plate 31 can drive the clamping plate 33 to move, the clamping plates 33 on two sides can hold and fix the high-voltage direct current transformer, when the protective cover 1 continuously moves downwards, the rack plate 2 can be continuously moved, the linkage rod 71 at the end part can be driven to rotate, the linkage rod 71 can drive the erection plate 72 to move upwards, thereby driving the high-voltage direct current transformer 6 to move upwards, and when the high-voltage direct current transformer 6 moves upwards, the interface at the top end can be stretched to the outside through the connecting port, and the interface of the high-voltage direct current transformer can be conveniently connected with other devices.
When the protection cover 1 is installed at different heights, the use of the high-voltage direct current transformer 6 is different, when the locking pin 142 on the outer side wall of the protection cover 1 is installed in the first matching space 5211, the high-voltage direct current transformer 6 can be completely positioned in the protection cover 1, and at the moment, the high-voltage direct current transformer 6 can be carried or stored, so that the high-voltage direct current transformer 6 is effectively fixed, dust can be prevented from entering the high-voltage direct current transformer 6, abrasion is caused to equipment, and the service life is influenced; when the locking pin 142 on the outer side wall of the protective cover 1 is arranged in the second matching space 5212, the high-voltage direct current transformer can move upwards, and at the moment, the high-voltage direct current transformer 6 and other external equipment can be connected and tested, so that the high-voltage direct current transformer 6 is effectively protected, and meanwhile, the normal operation of the high-voltage direct current transformer 6 is not influenced.
In all the above embodiments, a buffer pad may be disposed at the connection between the transformer 6 and other components to protect the transformer 6.
While the fundamental and principal features of the invention and advantages of the invention have been shown and described, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the invention 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.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.
The above-provided detailed description is merely a few examples under the general inventive concept and does not limit the scope of the present invention. Any other embodiments which are extended according to the solution of the invention without inventive effort fall within the scope of protection of the invention for a person skilled in the art.
Claims (8)
1. A high voltage direct current transformer provided with a protective cover, comprising: the device comprises a protective cover (1), a rack plate (2), a clamping mechanism (3), an inner pushing mechanism (4), a base (5) and a transformer (6);
the protection cover (1) is provided with a cavity (11) for accommodating the rack plate (2), the clamping mechanism (3), the inward pushing mechanism (4) and the transformer (6); the inner side wall of the protective cover (1) is connected with one end of the inward pushing mechanism (4) in an up-down sliding way; the protective cover (1) is arranged in the base (5) in a pluggable manner;
one end of the rack plate (2) is horizontally and slidably connected with the other end of the inward pushing mechanism (4), the rack plate (2) is connected with one end of the clamping mechanism (3), and the rack plate (2) can be horizontally and slidably arranged on the base (5);
the mutual inductor (6) is arranged in the middle of the clamping mechanism (3);
the base (5) comprises:
the base (5) is provided with a first rectangular groove (53), and the first rectangular groove (53) is connected with the protective cover (1) in an up-down sliding manner;
the base (5) is provided with second rectangular channel (54), second rectangular channel (54) horizontal sliding connection rack board (2), second rectangular channel (54) include: a first cavity (541) and a second cavity (542);
the first rectangular groove (53) and the second rectangular groove (54) are communicated through the second cavity (542);
one end, connected with the rack plate (2), of the clamping mechanism (3) is arranged in the second rectangular groove (54), and the other end of the clamping mechanism (3) extends out of the second rectangular groove (54);
the inward pushing mechanism (4) is arranged in the second rectangular groove (54);
the inward pushing mechanism (4) comprises: a rotating wheel (41) rotatably connected to the side wall of the second cavity (542);
the rotating wheel (41) is meshed with the rack plate (2), and one side of the rotating wheel (41) penetrates through the side wall of the second cavity (542) and extends into the first rectangular groove (53);
a rack is arranged on the side wall of the bottom end of the protective cover (1), and the protective cover (1) is meshed with the rotating wheel (41).
2. The high voltage direct current transformer of claim 1, further comprising: a lifting mechanism (7);
the lifting mechanism (7) can be arranged at the other end of the rack plate (2) in a lifting manner, and the top of the lifting mechanism (7) is arranged at the bottom of the transformer (6);
a connecting port (12) is arranged at the top end of the protective cover (1) and corresponds to the interface of the mutual inductor (6);
the height of the lifting mechanism (7) is smaller than that of the clamping mechanism (3).
3. The high-voltage direct current transformer according to claim 2, characterized in that a side wall (51) at the joint of the base (5) and the protective cover (1) is provided with a locking mechanism (52), and a side wall (13) at the joint of the protective cover (1) and the base (5) is provided with a clamping mechanism (14);
the locking mechanism (52) is provided with a clamping groove (521) matched with the clamping mechanism (14);
the opening direction of the clamping groove (521) is the direction close to the protective cover (1), and the side wall is connected with a movable plate (522) in a sliding manner;
a return spring (523) is arranged on the side wall of the movable plate (522);
the other end of the return spring (523) is fixedly connected to the side wall of the clamping groove (521);
the clamping mechanism (14) is of a telescopic structure and comprises: an adjustment spring (141) and a lock pin (142);
one end of the adjusting spring (141) is connected with the protective cover (1), the other end of the adjusting spring is connected with one end of the locking pin (142), and the locking pin (142) is matched with the clamping groove (521).
4. A high voltage direct current transformer according to claim 3, characterized in that the clamping groove (521) is of "U" shape comprising: a first mating space (5211) and a second mating space (5212);
the upper end and the lower end of the side wall of the movable plate (522) are provided with abutting blocks (524);
the abutting block (524) protrudes in a direction approaching the locking pin (142) and is respectively arranged in the first matching space (5211) and the second matching space (5212).
5. The high voltage direct current transformer according to claim 1, characterized in that the clamping mechanism (3) comprises: a fixing plate (31), a buffer spring (32) and a clamping plate (33);
one end of the fixed plate (31) is connected with the rack plate (2), and the other end of the fixed plate is connected with one end of the buffer spring (32);
the other end of the buffer spring (32) is connected with one end of the clamping plate (33);
the other end of the clamping plate (33) is arranged on one side of the mutual inductor (6).
6. The high voltage direct current transformer according to claim 2, characterized in that the lifting mechanism (7) comprises: a plurality of linkage rods (71) and a erection plate (72);
one end of the linkage rod (71) is rotatably connected with the other end of the rack plate (2), the other end of the linkage rod (71) is connected with the erection plate (72), and the erection plate (72) is arranged at the bottom of the transformer (6).
7. A high voltage direct current transformer according to claim 3, characterized in that the end of the locking pin (142) is arc-shaped.
8. The high voltage direct current transformer according to claim 1, characterized in that a buffer assembly is arranged between the top of the cavity (11) and the top of the transformer (6).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110020819.4A CN112951571B (en) | 2021-01-07 | 2021-01-07 | High-voltage direct current transformer with protective cover |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110020819.4A CN112951571B (en) | 2021-01-07 | 2021-01-07 | High-voltage direct current transformer with protective cover |
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| CN112951571A CN112951571A (en) | 2021-06-11 |
| CN112951571B true CN112951571B (en) | 2023-11-21 |
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| CN112951571A (en) | 2021-06-11 |
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