CN209015972U - A kind of novel three-station structure for gas-filling cabinet - Google Patents
A kind of novel three-station structure for gas-filling cabinet Download PDFInfo
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- CN209015972U CN209015972U CN201822077326.0U CN201822077326U CN209015972U CN 209015972 U CN209015972 U CN 209015972U CN 201822077326 U CN201822077326 U CN 201822077326U CN 209015972 U CN209015972 U CN 209015972U
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Abstract
The utility model provides a kind of novel three-station structure for gas-filling cabinet, including operating mechanism, transmission mechanism, link mechanism, cutting blade contact mechanism and three station contact mechanisms, transmission mechanism includes transmission shaft, spline spindle and first bevel gear, one end of transmission shaft is provided with spur gear, the other end of transmission shaft is provided with second bevel gear, and three station contact mechanisms include conductive contact unit and grounding contact unit.Transmission mechanism is driven using the motor of operating mechanism, so that transmission shaft rotates, spline spindle rotation is driven by first bevel gear and second bevel gear, so that the link mechanism on spline spindle rotates, and then drives the switching of cutting blade contact mechanism progress three-station by connecting rod.It is driven by the way of mechanical mechanism, not only makes three-station structure integrally more compact, while the stability and accuracy of switch can be improved, ensure that its service life and product quality.
Description
Technical field
The utility model relates to field gas-filling cabinet more particularly to a kind of novel three-station structures for gas-filling cabinet.
Background technique
The tri-station isolating switch structure of existing gas-filling cabinet is all relative complex, such as the 40.5kV/1250A of model
The gas-filling cabinet of SF6, volume is larger and troublesome in poeration, is unable to satisfy the requirement of miniaturization, it is difficult to ensure that output angle is long-term
It is precisely controlled and service life, and manufacturing cost is high, it is difficult to install.
Utility model content
For this reason, it may be necessary to provide a kind of novel three-station structure for gas-filling cabinet, three works of existing gas-filling cabinet are solved
The problem of position disconnecting switch stability in use difference.
To achieve the above object, a kind of novel three-station structure for gas-filling cabinet, including behaviour are inventor provided
Make mechanism, transmission mechanism, link mechanism, cutting blade contact mechanism and three station contact mechanisms;The transmission mechanism includes transmission
Axis, spline spindle and first bevel gear, one end of transmission shaft are provided with spur gear, and the other end of transmission shaft is provided with the second cone tooth
Wheel, first bevel gear are set on spline spindle, and the spur gear of the transmission shaft is meshed with the output gear of operating mechanism and sets
It sets, second bevel gear and first bevel gear intermeshing are arranged, and one end of the link mechanism is set on spline spindle, connecting rod
The other end of mechanism is arranged in the connection sheet of cutting blade contact mechanism, and the both ends of the spline spindle are consolidated by bearing block
Dingan County is on the cabinet body of gas-filling cabinet;The three stations contact mechanism includes conductive contact unit and grounding contact unit, described
Conductive contact unit is arranged on the side of the contact of cutting blade contact mechanism, and grounding contact unit is arranged in cutting blade contact machine
On the other side of the contact of structure, cutting blade contact mechanism be used for conductive contact unit connect or grounding contact unit connect or with
Conductive contact unit and grounding contact unit do not contact conducting.
Further, the cutting blade contact mechanism includes pouring type transition joint, isolation blade and connection sheet, it is described every
One end from blade is arranged in pouring type transition joint, connection sheet setting in isolation knife on piece, connection sheet and link mechanism
The other end is hingedly arranged, and pouring type transition joint is used to install the fixed cabinet body with gas-filling cabinet.
Further, the link mechanism includes connecting lever connecting rod and connecting rod, and one end of the connecting lever connecting rod is arranged in spline
On main shaft, the other end of connecting lever connecting rod and one end of connecting rod are hingedly arranged, the other end of connecting rod and the company of cutting blade contact mechanism
Contact pin is hingedly arranged.
Further, the conductive contact unit includes insulator fixed plate, static contact and supporting insulator is isolated, described
One end of supporting insulator is arranged in fixed plate, and the isolation static contact is arranged on the other end of supporting insulator, isolation
Static contact is used to connect conduction with the other end of isolation blade, and the fixed plate is used to be fixed on the cabinet body of gas-filling cabinet.
Further, the grounding contact unit includes contact and grounding copper bar, and the contact is arranged on grounding copper bar,
Grounding copper bar is used to be grounded with ground line connection and the cabinet body of gas-filling cabinet is arranged in.
Further, the transmission mechanism further includes dynamic sealing, and the dynamic sealing is set on transmission shaft, and dynamic sealing
Positioned at the side of the second bevel gear of transmission shaft.
It is different from the prior art, above-mentioned technical proposal drives transmission mechanism using the motor of operating mechanism, so that transmission
Axis rotation drives spline spindle rotation by first bevel gear and second bevel gear, so that the connecting rod machine on spline spindle
Structure rotation, and then by the switching of connecting rod drive cutting blade contact mechanism progress three-station, i.e., when cutting blade contact mechanism
Contact connect with conductive contact unit when contacting, gas-filling cabinet is in an ON state;And when cutting blade contact mechanism contact with
When the connection contact of grounding contact unit, then gas-filling cabinet is in ground state;If cutting blade contact not with conductive contact unit and
The contact of grounding contact unit, then gas-filling cabinet is in the state of isolation.It is driven by the way of mechanical mechanism, not only makes three
Position switch structure is integrally more compact, while the stability and accuracy of switch can be improved, ensure that its service life and
Product quality.
Detailed description of the invention
Fig. 1 is the structure chart described in specific embodiment for the novel three-station structure of gas-filling cabinet;
Fig. 2 is the schematic diagram described in specific embodiment for the novel three-station structure of gas-filling cabinet;
Fig. 3 is the perspective view described in specific embodiment for the novel three-station structure of gas-filling cabinet;
Fig. 4 be specific embodiment described in for gas-filling cabinet novel three-station structure be in isolated bit when
Schematic diagram;
Fig. 5 is being in when being grounded position for the novel three-station structure of gas-filling cabinet described in specific embodiment
Schematic diagram;
Fig. 6 be specific embodiment described in for gas-filling cabinet novel three-station structure be in conductive bit when
Schematic diagram;
Description of symbols:
10, operating mechanism;
20, transmission mechanism;21, transmission shaft;22, spline spindle;23, first bevel gear;
211, spur gear;212, second bevel gear;
30, link mechanism;31, connecting lever connecting rod;32, connecting rod;
40, cutting blade contact mechanism;41, pouring type transition joint;42, blade is isolated;
43, connection sheet;
50, three station contact mechanism;51, conductive contact unit;52, grounding contact unit;
511, insulator fixed plate;512, static contact is isolated;513, supporting insulator;
521, contact;522, grounding copper bar;
60, dynamic sealing;
Specific embodiment
Technology contents, construction feature, the objects and the effects for detailed description technical solution, below in conjunction with specific reality
It applies example and attached drawing is cooperated to be explained in detail.
Fig. 1 to Fig. 6 is please referred to, the present embodiment provides a kind of novel three-station structures for gas-filling cabinet, including behaviour
Make mechanism 10, transmission mechanism 20, link mechanism 30, cutting blade contact mechanism 40 and three station contact mechanisms 50;The driver
Structure includes transmission shaft 21, spline spindle 22 and first bevel gear 23, and one end of transmission shaft is provided with spur gear 211, transmission shaft
The other end is provided with second bevel gear 212, and first bevel gear is set on spline spindle, the spur gear of the transmission shaft and operation
The output gear of mechanism is meshed setting, and second bevel gear and first bevel gear intermeshing are arranged, and the one of the link mechanism
End cap is located on spline spindle, and the other end of link mechanism is arranged in the connection sheet of cutting blade contact mechanism, the spline master
The both ends of axis are fixed on the cabinet body for being mounted on gas-filling cabinet by bearing block;The three stations contact mechanism includes conductive contact
Unit 51 and grounding contact unit 52 on the side for the contact that cutting blade contact mechanism is arranged in the conductive contact unit, connect
Ground contact unit is arranged on the other side of the contact of cutting blade contact mechanism, and cutting blade contact mechanism is used for and conductive contact list
Member is connected or grounding contact unit is connected or do not contact conducting with conductive contact unit and grounding contact unit.
Transmission mechanism is driven using the motor of operating mechanism in the present embodiment, so that transmission shaft rotates, passes through the first cone
Gear and second bevel gear drive spline spindle rotation, so that the link mechanism on spline spindle rotates, and then pass through company
Bar drives the switching of cutting blade contact mechanism progress three-station, i.e., when the contact of cutting blade contact mechanism and conductive contact list
When member connection contact, gas-filling cabinet is in an ON state;And it is connect when the contact of cutting blade contact mechanism is connect with grounding contact unit
When touching, then gas-filling cabinet is in ground state;If cutting blade contact is not contacted with conductive contact unit and grounding contact unit,
Gas-filling cabinet is in the state of isolation.It is driven by the way of mechanical mechanism, not only makes three-station structure whole more
Step up to gather, while the stability and accuracy of switch can be improved, ensure that its service life and product quality.
Operating mechanism is specifically made of control box, motor and fixing bracket body, due to the control box of gas-filling cabinet be for
The prior art, therefore be not unfolded to be described in detail, function is for controlling motor rotation, so that cutting blade contact mechanism is located respectively
On connecting position, isolated bit and ground connection position, motor can be then servo motor, and a tooth is installed on the output shaft of motor
Wheel drives transmission shaft rotation, provides kinetic energy for transmission mechanism by being intermeshed with the spur gear of transmission shaft.Moreover, by setting
The gear ratio and power of motor of setting gear can limit the velocity of rotation of transmission shaft, guarantee the stability of link mechanism operation.Newly
Three station positions of type tri-station isolating switch structure are respectively: position, isolated bit and ground connection position are connected, mechanical mechanism
So that its overall structure is miniaturization structure, i.e. entirety is more compact, corresponding with novel tri-station isolating switch structure for design
Gas tank volume structure corresponding can also reduce.And novel three station is isolated in link mechanism, gear-driven mode
Construction of switch is integrally relatively simple, also adds its safety used, and reduced manufacturing cost reaches easy for installation, realizes
To being precisely controlled for a long time for disconnecting switch angle, improves service life, guarantee product quality.
Cutting blade contact mechanism described in the present embodiment includes pouring type transition joint 41, isolation blade 42 and connection sheet
43, one end of the isolation blade is arranged in pouring type transition joint, and connection sheet is arranged in isolation knife on piece, connection sheet and company
The other end of linkage is hingedly arranged, and pouring type transition joint is used to install the fixed cabinet body with gas-filling cabinet.The connecting rod machine
Structure includes connecting lever connecting rod 31 and connecting rod 32, and one end of the connecting lever connecting rod is arranged on spline spindle, the other end of connecting lever connecting rod
Hingedly it is arranged with one end of connecting rod, the other end of connecting rod is hingedly arranged with the connection sheet of cutting blade contact mechanism.It is poured by fixation
Formula transition joint is built, achievees the effect that integrally to fix cutting blade contact mechanism, and blade is isolated by way of bolt and nut
It is hinged in pouring type transition joint, so that link mechanism drives isolation blade to be rotated, and then reaching isolation blade can be with
It is contacted with conductive contact unit or grounding contact unit.The band that the connecting lever connecting rod of specific link mechanism passes through spline spindle
Turn is dynamic, to pull connecting rod and the connection sheet of blade is isolated, so that isolation blade rotation carries out the switching of three stations, passes through company
Linkage can achieve the effect of stable drive kinetic energy.
Conductive contact unit described in the present embodiment includes insulator fixed plate 511, isolation static contact 512 and supports insulative
One end of son 513, the supporting insulator is arranged in fixed plate, and the another of supporting insulator is arranged in the isolation static contact
On end, isolation static contact is used to connect conduction with the other end of isolation blade, and the fixed plate is for being fixed on gas-filling cabinet
Cabinet body on.The grounding contact unit includes contact 521 and grounding copper bar 522, and the contact is arranged on grounding copper bar, connects
Ground copper bar is used to be grounded with ground line connection and the cabinet body of gas-filling cabinet is arranged in.
The connecting pin of the isolation static contact of conductive contact unit, the contact of grounding contact unit and isolation blade is in
On the same circular arc line, thus be isolated blade around pouring type transition joint hinged place rotate when, can with static contact is isolated
Contact, or and contact, or do not contacted with isolation static contact and contact, reach the switching between three station positions, that is, connects
Logical position, isolated bit, the switching being grounded between the station of position three.Insulator fixed plate passes through support for fixing supporting insulator
Insulator, which can guarantee, climbs electricity and insulation distance, then higher in isolation static contact and security performance when blade contact is isolated.And it connects
The grounding copper bar of ground contact unit then cooperates isolation blade ground connection.
Link mechanism, cutting blade contact mechanism and three station contact mechanisms can be set with multiple, a while connecting rod
Mechanism is correspondingly connected with a cutting blade contact mechanism and a three station contact mechanisms form one group of three-station unit, and more
Group three-station unit is disposed side by side between spline spindle and grounding copper bar, therefore can control multiple groups middle high-pressure simultaneously
Circuit carries out the switching of three stations, improves novel three-station arrangement works efficiency and practicability.
Transmission mechanism described in the present embodiment further includes dynamic sealing 60, and the dynamic sealing is set on transmission shaft, and dynamic
Sealing is located at the side of the second bevel gear of transmission shaft.Dynamic sealing is in the sealing in machine or equipment between relative motion part.It is dynamic
Sealing is divided into two class of reciprocating dynamic sealing and rotary dynamic sealing.Reciprocating dynamic sealing has shaped packing seal, packing box seal
And expansion ring seale.Rotary dynamic sealing has: the contact dynamic sealing that movement parts are directly contacted with static element.By dynamic sealing with fill
The cabinet body of gas holder carries out dynamic sealing, so that keeping the effect of sealing in the gas tank of gas-filling cabinet, while guaranteeing the transmission of transmission mechanism
Axis stable drive.
It should be noted that being not intended to limit although the various embodiments described above have been described herein
The scope of patent protection of the utility model.Therefore, based on the innovative idea of the utility model, embodiment described herein is carried out
Change and modification or equivalent structure or equivalent flow shift made based on the specification and figures of the utility model, directly
Or above technical scheme is used in other related technical areas indirectly, it is included in the protection model of the utility model patent
Within enclosing.
Claims (6)
1. a kind of novel three-station structure for gas-filling cabinet, which is characterized in that including operating mechanism, transmission mechanism, company
Linkage, cutting blade contact mechanism and three station contact mechanisms;
The transmission mechanism includes transmission shaft, spline spindle and first bevel gear, and one end of transmission shaft is provided with spur gear, transmission
The other end of axis is provided with second bevel gear, and first bevel gear is set on spline spindle, the spur gear of the transmission shaft and behaviour
The output gear for making mechanism is meshed setting, and second bevel gear and first bevel gear intermeshing are arranged, the link mechanism
One end is set on spline spindle, and the other end of link mechanism is arranged in the connection sheet of cutting blade contact mechanism, the spline
The both ends of main shaft are fixed on the cabinet body for being mounted on gas-filling cabinet by bearing block;
The three stations contact mechanism includes conductive contact unit and grounding contact unit, and the conductive contact unit setting is dynamic
On the side of the contact of knife blade contact mechanism, grounding contact unit is arranged on the other side of the contact of cutting blade contact mechanism,
Cutting blade contact mechanism be used for conductive contact unit connect or grounding contact unit connect or with conductive contact unit and ground connection
Contact unit does not contact conducting.
2. a kind of novel three-station structure for gas-filling cabinet according to claim 1, which is characterized in that described dynamic
Knife blade contact mechanism includes pouring type transition joint, isolation blade and connection sheet, and one end setting of the isolation blade is pouring
In formula transition joint, connection sheet setting is in isolation knife on piece, and the other end of connection sheet and link mechanism is hingedly arranged, in pouring type
Between connector be used to install the fixed cabinet body with gas-filling cabinet.
3. a kind of novel three-station structure for gas-filling cabinet according to claim 2, which is characterized in that the company
Linkage includes connecting lever connecting rod and connecting rod, and one end of the connecting lever connecting rod is arranged on spline spindle, the other end of connecting lever connecting rod
Hingedly it is arranged with one end of connecting rod, the other end of connecting rod is hingedly arranged with the connection sheet of cutting blade contact mechanism.
4. a kind of novel three-station structure for gas-filling cabinet according to claim 2, which is characterized in that described to lead
Electrical contact element includes insulator fixed plate, isolation static contact and supporting insulator, and one end setting of the supporting insulator exists
In fixed plate, the isolation static contact is arranged on the other end of supporting insulator, and isolation static contact is used for and is isolated blade
Other end connection is conductive, and the fixed plate is used to be fixed on the cabinet body of gas-filling cabinet.
5. a kind of novel three-station structure for gas-filling cabinet according to claim 2, which is characterized in that described to connect
Ground contact unit includes contact and grounding copper bar, and the contact is arranged on grounding copper bar, and grounding copper bar is used to connect with ground line
It is grounded and is arranged on the cabinet body of gas-filling cabinet.
6. a kind of novel three-station structure for gas-filling cabinet according to claim 1, which is characterized in that the biography
Motivation structure further includes dynamic sealing, and the dynamic sealing is set on transmission shaft, and dynamic sealing is located at the second bevel gear of transmission shaft
Side.
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CN201822077326.0U CN209015972U (en) | 2018-12-11 | 2018-12-11 | A kind of novel three-station structure for gas-filling cabinet |
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CN201822077326.0U CN209015972U (en) | 2018-12-11 | 2018-12-11 | A kind of novel three-station structure for gas-filling cabinet |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114823214A (en) * | 2022-04-14 | 2022-07-29 | 山东泰开成套电器有限公司 | Disconnecting link type three-position isolating switch for gas-filled cabinet and use method thereof |
-
2018
- 2018-12-11 CN CN201822077326.0U patent/CN209015972U/en active Active
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114823214A (en) * | 2022-04-14 | 2022-07-29 | 山东泰开成套电器有限公司 | Disconnecting link type three-position isolating switch for gas-filled cabinet and use method thereof |
CN114823214B (en) * | 2022-04-14 | 2022-12-16 | 山东泰开成套电器有限公司 | Disconnecting link type three-position isolating switch for gas-filled cabinet and use method thereof |
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