CN112466724B - Energy storage handle and circuit breaker - Google Patents
Energy storage handle and circuit breaker Download PDFInfo
- Publication number
- CN112466724B CN112466724B CN201910843881.6A CN201910843881A CN112466724B CN 112466724 B CN112466724 B CN 112466724B CN 201910843881 A CN201910843881 A CN 201910843881A CN 112466724 B CN112466724 B CN 112466724B
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- telescopic sleeve
- rod
- lock
- sleeve pipe
- rod body
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
- H01H71/10—Operating or release mechanisms
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H3/00—Mechanisms for operating contacts
- H01H3/22—Power arrangements internal to the switch for operating the driving mechanism
- H01H3/30—Power arrangements internal to the switch for operating the driving mechanism using spring motor
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- Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
Abstract
The invention relates to an energy storage handle and a circuit breaker, wherein a telescopic sleeve pipe group is arranged at the top end of a rod body of an operating rod of the energy storage handle, the telescopic sleeve pipe group can be horizontally unfolded under the action of an elastic component when in use, the telescopic sleeve pipe group can be matched with the rod body to form a T-shaped or L-shaped operating part at the top end of the rod body when being unfolded, an operator holds the T-shaped or L-shaped operating part for operation, compared with the operation of holding the rod body, the arm of force for applying acting force can be increased, the operation burden is reduced, the operation comfort is improved, and the telescopic sleeve pipe group can be retracted when not in use, so that the occupied space is small.
Description
Technical Field
The invention relates to an energy storage handle and a circuit breaker.
Background
Conventional circuit-breaker is a mechanical switch electrical apparatus commonly used, when carrying out manual energy storage to conventional circuit-breaker, needs to accomplish many times through pulling down the energy storage handle down, owing to receive the restriction of conventional circuit-breaker structure, the energy storage handle size is less, and when manual energy storage in-process was pulled up and down, the travelling comfort of operation was comparatively poor.
In the prior art, like the utility model patent with publication No. CN205863086U, an energy storage handle is disclosed, see fig. 1, include the rolling disc 2 connected with the energy storage shaft of circuit breaker, and the action bars 1 that is used for pulling of one end and 2 fixed connection of rolling disc, have on the action bars and hold the hole with the anastomotic finger, although can improve the travelling comfort of operation to a certain extent, but such energy storage handle is when using, the operating position does not change, the arm of force that the operation was exerted is still very little, can cause comparatively painstaking problem in the operation process, especially when carrying out many times energy storage or carrying out the energy storage to many circuit breakers at same circuit breaker, whole operation will be painstaking more.
Disclosure of Invention
The invention aims to provide an energy storage handle, which is used for lightening the operation intensity of manual energy storage operation and improving the comfort of manual energy storage. Still provide the circuit breaker that adopts this energy storage handle simultaneously.
In order to realize the purpose, the technical scheme of the energy storage handle is as follows:
a stored energy handle comprising:
the operating rod comprises a rod body for an operator to apply force, and the bottom end of the rod body is a connecting end for connecting with an energy storage shaft of the circuit breaker;
the action bars still includes:
the telescopic sleeve pipe set comprises more than two sections of pipe sections which are mutually inserted and sleeved, and the more than two sections of pipe sections are stopped in the direction of separation;
the elastic component is used for providing an elastic force for the extension sleeve group to extend outwards;
the telescopic sleeve pipe sets are oppositely arranged at the top end of the rod body, a containing space is arranged in the rod body, avoidance holes for the telescopic sleeve pipe sets to go in and out are formed in opposite side faces of the rod body, two pipe sections, closest to the two telescopic sleeve pipe sets, of the two telescopic sleeve pipe sets are provided with extending limiting turning edges which are respectively blocked with the avoidance holes, the telescopic sleeve pipe sets are located in the containing space when retracting in opposite directions, T-shaped structures are formed with the rod body when the two telescopic sleeve pipe sets extend in opposite directions, and the elastic component is supported between the two pipe sections, far away from each other, of the two telescopic sleeve pipe sets;
or flexible thimble group has one, installs in body of rod top, is equipped with in the body of rod to be used for accommodation space, and the side of the body of rod is equipped with the hole of dodging that supplies flexible thimble group to come in and go out, and flexible thimble group is equipped with to stretch out spacing turn-over along with dodging the hole and keeping off closest to inboard pipeline section, when flexible thimble group withdrawal, is in accommodation space, when flexible thimble group stretches out, forms L shape structure with the body of rod, and the elastic component shore is between the pipeline section in the outside of flexible thimble group and accommodation space's lateral wall.
The invention has the beneficial effects that: through setting up flexible sleeve pipe assembly, under the effect of elastic component, flexible sleeve pipe assembly stretches out, and the body of rod of cooperation action bars can form the operation end of T shape or L shape on its top, because flexible sleeve pipe assembly is located the tip of the body of rod, and operating personnel compares in the direct body of rod operation that grips when T shape or L shape operation end of gripping operate, pulls the arm of force of the effort of handle bigger, can reduce the operation burden, improves the operation travelling comfort. By arranging the accommodating space on the rod body, the telescopic sleeve assembly can be retracted into the accommodating space when the handle is not operated, no extra space is occupied, and the energy storage handle can be accommodated without improving the accommodating groove of the energy storage handle on the circuit breaker.
Further, still install on the body of rod and be used for carrying out the locking structure of locking to telescopic tube subassembly when retracting, still be equipped with the unblock button of control locking structure unblock on the body of rod. Make flexible sleeve subassembly can be reliable when not using be in the withdrawal state, can not influence the holding tank on the energy storage handle business turn over circuit breaker, improved the convenience of unblock through setting up the unblock button.
Furthermore, telescopic tube group has two, is equipped with the locked groove on two pipe sections of two telescopic tube groups's distance farthest, and the locking structure includes that locking lever and direction are installed the spring bolt in the pole body, and the locking lever is connected with the spring bolt transmission, and the locking lever stretches out the one end of the body of rod and constitutes the unblock button presses the unblock button and can drive the locking lever motion and make the spring bolt accomplish the unblock action, installs in the body of rod to be used for providing locking lever or spring bolt elastic force and make the spring bolt keep the lock spring of locking state position department. The spring bolt inserts the locked groove and can not influence the holding tank on the energy storage handle business turn over circuit breaker with the reliable restriction of telescopic sleeve subassembly in the withdrawal state, through setting up the locking spring, can reset to the release button behind the operation release button, and the convenience is operated repeatedly to the button.
Furthermore, the locking rod extends along the length direction of the rod body and extends out of the top end of the rod body. The locking rod stretches out from the body of rod top and forms the unblock button on the top, and the operating end that forms after unblock position and unblock all is located the body of rod top, can directly hold operating end, convenient to use after pressing the unblock through the palm.
Furthermore, the number of the lock tongues is two, and the lock tongues are respectively connected with the lock rod through a transmission structure. The two lock tongues do not interfere with each other, and the locking is reliable.
Furthermore, the extending direction of the lock rod is the same as that of the lock tongue, the lock rod and the lock tongue are respectively provided with a rack structure, and the lock rod and the lock tongue are driven by a gear set. The gear set is adopted for transmission, the gear set is fixed in position during transmission and is always positioned between the lock rod and the lock tongue, and the structure is compact.
Furthermore, an inter-pipe limiting structure is arranged between two adjacent pipe sections of the telescopic sleeve pipe group. The limiting structure between the through pipes prevents adjacent pipe sections from being separated from each other when the telescopic sleeve extends out.
Furthermore, the edge positions of two adjacent pipe sections of the telescopic sleeve group, which are close to each other when the telescopic sleeve extends out, are respectively provided with a lock hole and a lock catch, the lock catch is connected to the edge position of the pipe section where the lock catch is located through a spring, and the spring provides acting force for the lock catch to enter the lock hole. The two adjacent pipe sections of the telescopic sleeve pipe set can be automatically locked after the telescopic sleeve pipe extends in place, and the pipe sections are prevented from being separated from each other.
Furthermore, when the telescopic sleeve pipe group extends out, a retraction limiting turning edge is arranged on the pipe section which is farthest away from the rod body and is used for blocking the avoidance hole when retracting. Therefore, when the telescopic sleeve assembly is retracted, the telescopic sleeve assembly completely enters the accommodating space, and the telescopic sleeve assembly can be conveniently extended next time.
In order to achieve the purpose, the technical scheme of the circuit breaker is as follows:
the circuit breaker, including the ware body with install the energy storage handle on the ware body, the energy storage handle includes:
the operating rod comprises a rod body for an operator to apply force, and the bottom end of the rod body is a connecting end for connecting with an energy storage shaft of the circuit breaker;
the action bars still includes:
the telescopic casing pipe group comprises more than two sections of pipe sections which are mutually inserted and sleeved, and the more than two sections of pipe sections are stopped in the direction of separation;
the elastic component is used for providing an elastic force for the extension of the telescopic sleeve pipe group;
the telescopic sleeve pipe groups are oppositely arranged at the top end of the rod body, a containing space is arranged in the rod body, avoidance holes for the telescopic sleeve pipe groups to come in and go out are formed in opposite side faces of the rod body, two pipe sections, which are closest to the two telescopic sleeve pipe groups, are provided with extending limiting turning edges which are respectively blocked with the avoidance holes, when the telescopic sleeve pipe groups retract in opposite directions, the telescopic sleeve pipe groups are positioned in the containing space, when the two telescopic sleeve pipe groups extend in opposite directions, a T-shaped structure is formed with the rod body, and the elastic component is supported between the two pipe sections, which are far away from each other, of the two telescopic sleeve pipe groups;
or flexible thimble group has one, installs in the body of rod top, is equipped with in the body of rod to be used for accommodation space, and the side of the body of rod is equipped with the hole of dodging that supplies flexible thimble group to come in and go out, and flexible thimble group is equipped with to stretch out spacing turn over along with dodge the hole and keep off closest to inboard pipeline section, when flexible thimble group withdrawal, is in accommodation space, when flexible thimble group stretches out, forms L shape structure with the body of rod, and the elastic component shore is between the pipeline section in the outside of flexible thimble group and accommodation space's lateral wall.
The invention has the beneficial effects that: through setting up flexible sleeve pipe assembly, under the effect of elastic component, flexible sleeve pipe assembly stretches out, and the body of rod of cooperation action bars can form the operation end of T shape or L shape on its top, because flexible sleeve pipe assembly is located the tip of the body of rod, and operating personnel compares in the direct body of rod operation that grips when T shape or L shape operation end of gripping operate, pulls the arm of force of the effort of handle bigger, can reduce the operation burden, improves the operation travelling comfort. By arranging the accommodating space on the rod body, the telescopic sleeve assembly can be retracted into the accommodating space when the handle is not operated, no additional space is occupied, and the energy storage handle can be accommodated without improving the accommodating groove of the energy storage handle on the circuit breaker.
Further, still install on the body of rod and be used for carrying out the locking structure of locking to telescopic tube subassembly when retracting, still be equipped with the unblock button of control locking structure unblock on the body of rod. Make flexible sleeve subassembly can be reliable when not using be in the withdrawal state, can not influence the holding tank on the energy storage handle business turn over circuit breaker, improved the convenience of unblock through setting up the unblock button.
Furthermore, telescopic tube group has two, is equipped with the locked groove on two pipe sections of two telescopic tube groups's distance farthest, and the locking structure includes that locking lever and direction are installed the spring bolt in the pole body, and the locking lever is connected with the spring bolt transmission, and the locking lever stretches out the one end of the body of rod and constitutes the unblock button presses the unblock button and can drive the locking lever motion and make the spring bolt accomplish the unblock action, installs in the body of rod to be used for providing locking lever or spring bolt elastic force and make the spring bolt keep the lock spring of locking state position department. The spring bolt inserts the locked groove and can not influence the holding tank on the energy storage handle business turn over circuit breaker with the reliable restriction of telescopic sleeve subassembly in the withdrawal state, through setting up the locking spring, with the convenient repeated operation to the button in back.
Furthermore, the locking rod extends along the length direction of the rod body and extends out of the top end of the rod body. The locking rod stretches out from the body of rod top and forms the unblock button on the top, and the operating end that forms after unblock position and unblock all is located the body of rod top, can directly hold operating end, convenient to use after pressing the unblock through the palm.
Furthermore, the number of the lock tongues is two, and the lock tongues are respectively connected with the lock rod through a transmission structure. The two lock tongues do not interfere with each other, and the locking is reliable.
Furthermore, the extending direction of the lock rod is the same as that of the lock tongue, the lock rod and the lock tongue are respectively provided with a rack structure, and the lock rod and the lock tongue are driven by a gear set. The gear set is adopted for transmission, the gear set is fixed in position during transmission and is always positioned between the lock rod and the lock tongue, and the structure is compact.
Furthermore, an inter-pipe limiting structure is arranged between two adjacent pipe sections of the telescopic sleeve pipe set. The limiting structure between the through pipes prevents adjacent pipe sections from being separated from each other when the telescopic sleeve extends out.
Furthermore, the edge positions of two adjacent pipe sections of the telescopic sleeve group, which are close to each other when the telescopic sleeve extends out, are respectively provided with a lock hole and a lock catch, the lock catch is connected to the edge position of the pipe section where the lock catch is located through a spring, and the spring provides acting force for the lock catch to enter the lock hole. The two adjacent pipe sections of the telescopic sleeve pipe set can be automatically locked after the telescopic sleeve pipe extends in place, and the pipe sections are prevented from being separated from each other.
Furthermore, when the telescopic sleeve pipe group extends out, a retraction limiting turning edge is arranged on the pipe section which is farthest away from the rod body and is used for blocking the avoidance hole when retracting. Therefore, when the telescopic sleeve assembly is prevented from retracting, the telescopic sleeve assembly completely enters the accommodating space, and the next extension can be facilitated.
Drawings
FIG. 1 is a schematic diagram of a prior art stored energy handle;
fig. 2 is a schematic structural view of embodiment 1 of the circuit breaker of the present invention;
FIG. 3 is a schematic structural view of the charging handle of FIG. 2;
FIG. 4 is a schematic view of the internal structure of part A of FIG. 3;
in the figure: the energy-saving type multifunctional pipe comprises a pipe body 1, a connecting end 2, a containing space 3, a pipe section 4, a pipe section 5, a pipe section 6, a pipe section 7, an extending limiting turned edge 8, a retracting limiting turned edge 9, a lock catch 10, a spring 11, a lock hole 11, a pressure spring 12, a lock rod 13, a gear set 14, a lock tongue 15, a lock spring mounting plate 16, a lock spring 17, a support 18, a leather sheath 19, a lock groove 20, a pipe body 21 and an energy-storing handle 22.
Detailed Description
The following further describes embodiments of the present invention with reference to the drawings.
As shown in fig. 1, a circuit breaker according to embodiment 1 of the present invention includes a circuit breaker body 21, and an energy storage handle 22 mounted on the body 21, where the energy storage handle 22 includes an operating rod, the operating rod includes a rod body 1 for an operator to apply force, and a connection end 2 for connecting with an energy storage shaft of the circuit breaker is at a bottom end of the rod body 1. The difference between the invention and the prior art is shown in figures 2 and 3, the invention improves the rod body 1 of the operating rod, two telescopic sleeve pipe groups are arranged at the top end of the rod body 1, the telescopic sleeve pipe groups can be unfolded in the horizontal direction under the action of an elastic component when in use, a T-shaped operating part is formed at the top end of the rod body 1 and the rod body 1, the T-shaped operating part is held for operation, the force arm for applying acting force can be increased, the operation burden is reduced, and the operation comfort is improved. And the unfolding structure can be retracted when not in use, and the occupied space is small.
As shown in fig. 4, the upper end of the rod body 1 has a receiving space 3 in the rod body 1, opposing sides of the rod body 1 are respectively provided with avoiding holes, two sets of retractable sleeve assemblies are installed in the avoiding holes, and when the retractable sleeve assemblies retract, the retractable sleeve assemblies can retract into the receiving space 3 through the avoiding holes, so that the energy storage handle 22 of the present invention can be received therein without any improvement on an energy storage handle receiving groove on the circuit breaker. In this embodiment, each group of telescopic tube assemblies is formed by inserting three tube sections, namely a tube section 4, a tube section 5 and a tube section 6 into each other. A compression spring 12 is arranged between the outermost pipe sections of the two telescopic pipe sets, namely between the two pipe sections 4, and the compression spring 12 constitutes an elastic component for providing elastic force for the telescopic pipe sets to extend outwards. In other embodiments, two, four or more tube segments may be used to form the telescopic tube assembly according to actual requirements.
In order to ensure that the telescopic sleeve pipe assembly cannot be separated from the accommodating space 3 when extending out and cannot be completely retracted into the accommodating space 3 when retracting, two sections of pipe sections, which are closest to the two telescopic sleeve pipe sets, namely the pipe section 4, are provided with extending limiting turned edges 7, the pipe section, which is farthest from the rod body when the telescopic sleeve pipe sets extend out, namely the pipe section 6, is provided with retracting limiting turned edges 8, the extending limiting turned edges 7 are matched with the avoiding hole in a blocking mode after extending out in place, and the retracting limiting turned edges 8 are matched with the avoiding hole in a blocking mode after retracting in place.
In order to prevent the pipe sections 4, 5 and 6 from being separated from each other in the extending process, an inter-pipe limiting structure is arranged between adjacent pipe sections, as shown in fig. 4, the inter-pipe limiting structure comprises a lock catch 9 arranged at the pipe section 5, the pipe section 6 is close to the edge position of the left side, the lock catch 9 is connected to the edge position of the corresponding pipe section through a spring 10, the inter-pipe limiting structure further comprises a lock hole 11 arranged at the pipe section 4, the pipe section 5 is close to the edge position of the right side, in the extending process of the telescopic sleeve pipe set, the lock catch 9 automatically enters the lock hole 11 under the action of the spring 10, and the pipe sections are prevented from being separated from each other due to further extension. In this embodiment, one end of the lock catch 9 close to the lock hole 11 is an arc-shaped surface, and when the telescopic sleeve assembly needs to retract, the lock catch 9 can be forced to retract and be separated from the lock hole 11 by forcibly pressing the pipe section 6. In other embodiments, the inter-tube limiting structure may also be formed by a turned-over edge structure on two adjacent tube sections, for example, an outward turned edge is provided on the left side edge of the tube section 5 and the tube section 6, an inward turned edge is provided on the right side edge of the tube section 4 and the tube section 5, and the outward turned edge and the inward turned edge are blocked when the telescopic sleeve assembly is extended to a proper position.
In addition, in this embodiment, still install on the body of rod and be used for carrying out the locking structure of locking to it when telescopic tube subassembly retracts, specifically, be equipped with locked groove 20 respectively on two sections 6 of the farthest distance of two telescopic tube groups, the locking structure includes locking lever 13 and direction and installs the spring bolt 15 in the body of rod, locking lever 13 extends along body of rod length direction, and stretches out from body of rod 1 top, and the one end that locking lever 13 stretches out body of rod 1 constitutes the unblock button. The number of the lock tongues 15 is two, and the two lock tongues 15 are respectively installed in the rod body 1 through the guide of the bracket 18, and the two lock tongues 15 are respectively used for matching with the lock grooves on the two pipe sections 6. The part of the lock rod 13 in the rod body is in transmission connection with two lock tongues 15 through a gear set 14, and the lock rod 13 and the lock tongues 15 are provided with racks matched with the gear set. When the locking bolt 15 unlocking device is used, the unlocking button is pressed to drive the locking rod 13 to move and enable the locking bolt 15 to complete unlocking. In this embodiment, the lock lever 13 has a lock spring mounting plate 16, a lock spring 17 is mounted between the lock spring mounting plate 16 and the upper side wall of the accommodating space 3, the lock spring 17 provides elastic force for the lock lever to keep the lock tongue at the position of the locked state, and the unlock button can be reset after being pressed, so that the next operation is facilitated. In other embodiments, the long holes arranged at the two ends of the long rod are respectively hinged with the lock rod and the lock tongue to realize the transmission between the lock rod and the lock tongue, in other embodiments, only one lock tongue can be adopted, and one lock tongue is provided with two lock teeth which are respectively matched with the lock grooves 20 on the two pipe sections 6.
In this embodiment, in order to improve the operation comfort and sealing ability of the unlocking button, the part of the lock rod 13 extending out of the rod body is wrapped by the leather sheath 19, and the leather sheath 19 is connected to the rod body.
The structure of the energy storage handle in the invention is the same as that of the energy storage handle used by the breaker in the embodiment, and the detailed description is omitted.
Claims (8)
1. A stored energy handle comprising:
the operating rod comprises a rod body for an operator to apply force, and the bottom end of the rod body is a connecting end for connecting with an energy storage shaft of the circuit breaker;
it is characterized in that the preparation method is characterized in that,
the action bars still includes:
the telescopic sleeve pipe set comprises more than two sections of pipe sections which are mutually inserted and sleeved, and the more than two sections of pipe sections are stopped in the direction of separation;
the elastic component is used for providing an elastic force for the extension sleeve group to extend outwards;
the telescopic sleeve pipe groups are oppositely arranged at the top end of the rod body, a containing space is arranged in the rod body and used for containing the telescopic pipe groups after contraction, avoidance holes for the telescopic pipe groups to come in and go out are formed in the opposite side faces of the rod body, two pipe sections of the two telescopic sleeve pipe groups closest to each other are provided with extending limiting turning edges which are respectively blocked with the avoidance holes, when the telescopic sleeve pipe groups retract in opposite directions, the telescopic sleeve pipe groups are positioned in the containing space and form a T-shaped structure with the rod body when the two telescopic sleeve pipe groups extend out in opposite directions, and the elastic component is supported between the two pipe sections of the two telescopic sleeve pipe groups which are far away from each other;
or the telescopic sleeve pipe group is provided with one and is arranged at the top end of the rod body, a containing space is arranged in the rod body and is used for containing the telescopic pipe group after contraction, the side surface of the rod body is provided with an avoidance hole for the telescopic sleeve pipe group to come in and go out, the section of the telescopic sleeve pipe group closest to the inner side is provided with an extending limiting turning edge and an avoidance hole block, when the telescopic sleeve pipe group retracts, the telescopic sleeve pipe group is positioned in the containing space and forms an L-shaped structure with the rod body when extending out, the elastic component is supported between the section of the outermost side of the telescopic sleeve pipe group and the side wall of the containing space,
the rod body is also provided with a locking structure for locking the telescopic sleeve assembly when the telescopic sleeve assembly retracts, the rod body is also provided with an unlocking button for controlling the locking structure to unlock,
when the telescopic sleeve group has two, be equipped with the locked groove on two pipe sections of two telescopic sleeve groups's distance farthest respectively, the locking structure includes locking lever and direction and installs the spring bolt in the pole body, and the locking lever is connected with the spring bolt transmission, and the locking lever stretches out the one end of the body of rod and constitutes the unblock button presses the unblock button and can drive the locking lever motion and make the spring bolt accomplish the unblock action, installs in the body of rod to be used for providing locking lever or spring bolt elastic force and make the spring bolt keep the lock spring of locking state position department.
2. The charging handle of claim 1, wherein the locking bar extends along the length of the shaft and protrudes from the tip of the shaft.
3. The charging handle of claim 1, wherein there are two locking tongues, each connected to the locking bar by a transmission structure.
4. The handle of any one of claims 1-3, wherein the extension direction of the lock rod is the same as the extension direction of the lock tongue, and the lock rod and the lock tongue are respectively provided with a rack structure, and the lock rod and the lock tongue are driven by a gear set.
5. The energy storage handle according to any one of claims 1-3, wherein an inter-tube limiting structure is provided between two adjacent tube segments of the telescopic tube set.
6. The energy storage handle according to claim 5, wherein the adjacent tube sections of the telescopic tube set are respectively provided with a lock hole and a lock catch at the edge positions close to each other when the telescopic tube is extended out, and the tube section provided with the lock catch is further provided with a spring which provides the lock catch with acting force entering the lock hole.
7. The charging handle according to any of claims 1-3, wherein the tube section of the telescopic tube set furthest from the rod body when extended is provided with a retraction limiting turned edge for blocking the escape hole when retracted.
8. The circuit breaker comprises a breaker body and an energy storage handle arranged on the breaker body, and is characterized in that the energy storage handle is the energy storage handle in any one of claims 1 to 7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910843881.6A CN112466724B (en) | 2019-09-06 | 2019-09-06 | Energy storage handle and circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910843881.6A CN112466724B (en) | 2019-09-06 | 2019-09-06 | Energy storage handle and circuit breaker |
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| Publication Number | Publication Date |
|---|---|
| CN112466724A CN112466724A (en) | 2021-03-09 |
| CN112466724B true CN112466724B (en) | 2022-10-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910843881.6A Active CN112466724B (en) | 2019-09-06 | 2019-09-06 | Energy storage handle and circuit breaker |
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| CN (1) | CN112466724B (en) |
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| CN205572287U (en) * | 2016-04-04 | 2016-09-14 | 熊陵 | Collapsible telescopic T type box spanner pole |
| CN207338154U (en) * | 2017-05-23 | 2018-05-08 | 浙江正泰电器股份有限公司 | The handle of automatic change-over |
| CN109696567A (en) * | 2017-10-20 | 2019-04-30 | 奥的斯电梯公司 | Stretching, extension tool for low pressure applications |
| CN207343806U (en) * | 2018-02-01 | 2018-05-11 | 宁波德豪模架有限公司 | A kind of NC cutting tool |
Also Published As
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|---|---|
| CN112466724A (en) | 2021-03-09 |
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Inventor after: Wei Kai Inventor after: Zhao Fansheng Inventor after: Cai Cheng Inventor before: Niu Wenju Inventor before: Wang Wei Inventor before: Cai Cheng Inventor before: Ma Yaolei |
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