CN208401344U - A kind of buffer unit and its high-tension switch cabinet for operating mechanism - Google Patents
A kind of buffer unit and its high-tension switch cabinet for operating mechanism Download PDFInfo
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- CN208401344U CN208401344U CN201821298863.1U CN201821298863U CN208401344U CN 208401344 U CN208401344 U CN 208401344U CN 201821298863 U CN201821298863 U CN 201821298863U CN 208401344 U CN208401344 U CN 208401344U
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- buffer unit
- operating mechanism
- force application
- position limiting
- application structure
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Abstract
The utility model provides a kind of buffer unit and its high-tension switch cabinet for operating mechanism, wherein buffer unit includes: position limiting structure；Force application structure, it is fixedly connected with operating mechanism, apply the impact portions of impact force including taking shape on the force application structure, to the position limiting structure, with the first Buffer Unit for being set on the force application structure and applying to the impact portions active force contrary with rebounding, the force application structure has the initial position far from the position limiting structure, and the position of collision for moving under the driving of the operating mechanism to the direction close to the position limiting structure, hitting with the position limiting structure.Rebound momentum after impact portions are hit with position limiting structure is just offseted with the movement momentum of the first Buffer Unit, to limit the rebound of impact portions, compared with the oil buffer of the prior art can only be installed face-up, mounting means is flexible, and buffering effect is more preferable.
Description
Technical field
The utility model relates to electrical control equipment technical fields, and in particular to a kind of buffer unit for operating mechanism
And its high-tension switch cabinet.
Background technique
Operating mechanism in high-tension switch cabinet during the opening process, can generate rebound, may result in and restrike or repeated breakdown,
Seriously threaten equipment and personal safety.The rebound of operating mechanism, oil are generally reduced using oil buffer or rubber pad at present
For compression buffer compared with rubber pad, buffering effect is more preferable, therefore is more and more widely used.
As illustrated in fig. 1 and 2, oil buffer is mainly made of oil pressure ontology 01, piston rod 02, steel ball 03, spring 04, behaviour
When motivation 05 separating brake of structure, separating brake impulse force of the piston rod 02 by operating mechanism 05 squeezes the hydraulic oil 06 for being located at inner tube, hydraulic oil
06 be pressurized after gap between piston rod 02 and steel ball 03 enter upper cavity, thus absorb separating brake impulse force, reduce actuating machine
The rebound of structure 05；And after operating mechanism 05 closes a floodgate, piston rod 02 returns to initial position under the restoring force effect of spring 04.
Although above-mentioned oil buffer can reduce the rebound of operating mechanism, but still have following defects that 1) due to
The substantially rotary motion in separating brake of the operating mechanism 05 of high-tension switch cabinet, therefore impact of the operating mechanism 05 to piston rod 02
Direction and the axial-movement direction of piston rod 02 cannot be always consistent, namely to piston rod 02 there are certain deflecting force,
It will lead to the abrasion of 02 stress of piston rod under long duration of action, cause it that cannot reply even oil leak, reduce service life；2) oily
Basic demand oil pressure ontology 01 is face-up when compression buffer is installed, and when side dress or upside-down mounting, is easy from oil leak from piston rod 02, shadow
Buffering effect is rung, the mounting means of oil buffer is limited.
Utility model content
Therefore, the technical problem to be solved by the present invention is to overcome in the prior art oil buffer can only just face
Upper installation, mounting means is limited, and piston rod is easy the abrasion that is pressurized, the low technological deficiency of service life, to provide a kind of peace
Dress mode flexibly, good buffer effect, the buffer unit and its high-tension switch cabinet with long service life for operating mechanism.
For this purpose, the utility model provides a kind of buffer unit for operating mechanism, comprising:
Position limiting structure；
Force application structure is fixedly connected with operating mechanism, including is taken shape on the force application structure, applied to the position limiting structure
Add the impact portions of impact force, and is set on the force application structure and applies the work contrary with rebounding to the impact portions
The first Buffer Unit firmly, the force application structure have the initial position far from the position limiting structure, and in the actuating machine
The position of collision for moving under the driving of structure to the direction close to the position limiting structure, being hit with the position limiting structure.
As a preferred embodiment, the force application structure, which also forms, allows first Buffer Unit inside it along institute
State the closing inner chamber that the force direction of force application structure moves back and forth.
As a preferred embodiment, first Buffer Unit is several rigid particles for being filled in the inner cavity, described
The space of the rigid particles is reserved in inner cavity.
As a preferred embodiment, the rigid particles are steel ball.
As a preferred embodiment, the impingement area of the force application structure and the position limiting structure is cambered surface.
As a preferred embodiment, the position limiting structure include baffle and be arranged in it is on the baffle, for limiting
State the second Buffer Unit of force application structure rebound.
As a preferred embodiment, second Buffer Unit includes at least one layer of elastic cushion being arranged on the baffle
Piece.
As a preferred embodiment, second Buffer Unit further includes the rigid pad being arranged on the elastomeric pad
Piece.
A kind of high-tension switch cabinet, including cabinet body and the buffer unit as described above being arranged on the cabinet body and with it is described
The connected operating mechanism of buffer unit.
As a preferred embodiment, the operating mechanism includes the driving member being rotatably installed on the cabinet body, the biography
Moving part has to extend outwardly the first cursor and the second cursor of connection along its center of rotation, and the force application structure is arranged in institute
The end of the first cursor is stated, one end of second cursor is connect with a bias piece.
Technical solutions of the utility model have the advantage that
1. the buffer unit for operating mechanism of the utility model, including position limiting structure and it is fixedly connected with operating mechanism
Force application structure, force application structure includes taking shape on force application structure, applying the impact portions of impact force to position limiting structure, and is set to
Apply the first Buffer Unit of the active force contrary with rebounding on force application structure and to impact portions, so that impact portions
Rebound momentum after hitting with position limiting structure is just offseted with the movement momentum of the first Buffer Unit, to limit impact portions
Rebound, compared with the oil buffer of the prior art can only be installed face-up, the mounting means of position limiting structure is flexible, and slow
It is more preferable to rush effect.
2. the buffer unit for operating mechanism of the utility model, force application structure, which also forms, allows the first Buffer Unit
The closing inner chamber moved back and forth inside it along the force direction of force application structure, operating mechanism drive force application structure to turn to and limit
Before bit architecture collision, the first Buffer Unit has the movement to close to position limiting structure direction synchronous with impact portions, force application structure
With position limiting structure collide when, the first Buffer Unit continue under effect of inertia movement and with impact portions hit, inertial impulse with
The rebound momentum of impact portions offsets, and to limit the rebound of force application structure, the structure of above-mentioned force application structure is simple, production cost
It is low.
3. the buffer unit for operating mechanism of the utility model, the first Buffer Unit be filled in inner cavity it is several just
Property particle, several rigid particles and impact portions cooperation hit after, also can mutually be collided between rigid particles, to further offset
The reaction force of impact portions, buffering effect are more preferable.
4. the impingement area of the buffer unit for operating mechanism of the utility model, force application structure and position limiting structure is arc
Face, since force application structure is substantially rotary motion, no matter how the collision angle of force application structure and position limiting structure occurs
Variation, cambered surface can guarantee a biggish making contact face, good buffer effect.
5. the buffer unit for operating mechanism of the utility model, position limiting structure includes baffle and is arranged on baffle
, for limit force application structure rebound the second Buffer Unit, after the second Buffer Unit first absorbs certain momentum of impact portions, then
The remaining rebound momentum of impact portions is offset by the first Buffer Unit, setting is so that buffering effect is more preferable in this way, and second buffers
Component includes at least one layer of elastomeric pad being arranged on baffle and the rigid gasket being arranged on elastomeric pad, prolonged
Under the effect of impact of impact portions, rigid gasket can preferably protect elastomeric pad, extend service life.
Detailed description of the invention
In order to illustrate more clearly of the technical solution in the prior art or specific embodiment of the present invention, below to existing
There is attached drawing used in technology or specific embodiment description to be briefly described, it should be apparent that, skill common for this field
For art personnel, without creative efforts, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the structural schematic diagram that oil buffer is in "on" position in operating mechanism in the prior art.
Fig. 2 is the structural schematic diagram that oil buffer is in gate-dividing state in operating mechanism in the prior art.
Fig. 3 is structural schematic diagram of buffer unit during operating mechanism is in separating brake in the present embodiment.
Fig. 4 is the structural schematic diagram of force application structure and position limiting structure collision moment.
Structural schematic diagram when Fig. 5 is the first Buffer Unit and impact portions shock.
Appended drawing reference: 01, oil pressure ontology；02, piston rod；03, steel ball；04, spring；05, operating mechanism；06, hydraulic oil；
1, position limiting structure；11, baffle；12, elastomeric pad；13, rigid gasket；2, force application structure；21, impact portions；22, interior
Chamber；23, impingement area；3, the first Buffer Unit；4, operating mechanism；41, driving member；411, the first cursor；412, the second rotation
Arm；42, bias piece.
Specific embodiment
The technical solution of the utility model is described with reference to the accompanying drawings of the specification, it is clear that following embodiments are not
It is the embodiment of the utility model whole.Based on the utility model described embodiment, those of ordinary skill in the art are not having
Every other embodiment obtained under the premise of other creative works is made, the protection scope of the utility model is belonged to.
It should be noted that term " first ", " second " are used for description purposes only in the description of the present invention, and
It cannot be understood as indicating or implying relative importance.In addition, involved in the utility model different embodiments disclosed below
And technical characteristic can be combined with each other as long as they do not conflict with each other.
Embodiment 1
A kind of specific embodiment of buffer unit for operating mechanism as in Figure 3-5, including 1 He of position limiting structure
The force application structure 2 being fixedly connected with operating mechanism 4, position limiting structure 1 be it is horizontally disposed, force application structure 2 includes taking shape in described apply
Apply the impact portions 21 of impact force in power structure 2, to the position limiting structure 1, and is set on the force application structure 2 and to institute
The first Buffer Unit 3 that impact portions 21 apply the active force contrary with rebounding is stated, impact portions 21 are located at the upper of position limiting structure 1
Side, the force application structure 2 have the initial position far from the position limiting structure 1, and to leaning under the driving of the operating mechanism 4
The direction movement of the nearly position limiting structure 1, the position of collision with the position limiting structure 1 shock.Impact portions 21 are hit with position limiting structure 1
Rebound momentum amount after hitting just is offseted with the movement momentum of the first Buffer Unit 3, so that the rebound of impact portions 21 is limited,
Compared with the oil buffer of the prior art can only be installed face-up, the mounting means of position limiting structure 1 is flexible, and buffering effect
More preferably.
The force application structure 2, which also forms, allows first Buffer Unit 3 applying along the force application structure 2 inside it
The closing inner chamber 22 that power direction moves back and forth, operating mechanism 4 drive force application structure 2 to turn to and (ginseng before the collision of position limiting structure 1
See attached drawing 3), the first Buffer Unit 3 is located at the top of closing inner chamber 22, has synchronous with impact portions 21 to close to position limiting structure 1
The movement tendency in direction；(referring to attached Figure 4 and 5) when force application structure 2 and position limiting structure 1 collide, the first Buffer Unit 3 is made in inertia
Continue to move downward under and be hit with impact portions 21, inertial impulse is offseted with the rebound momentum of impact portions 21, with limitation
The structure of the rebound of force application structure 2, above-mentioned force application structure 2 is simple, and production cost is low.
In the present embodiment, the longitudinal cross-section of closing inner chamber 22 is rectangle, or can be circle, and the utility model is to closing
The shape of inner cavity 22 is not especially limited.Lid can be set in one end of closing inner chamber 22, and lid and the opening and closing of closing inner chamber 22 connect
It connects, facilitates the loading of the first Buffer Unit 3, after being packed into the first Buffer Unit 3, lid and closing inner chamber 22 are fastened.
First Buffer Unit 3 is several rigid particles for being filled in the inner cavity 22, wherein rigid particles are steel
Pearl is reserved with the space of the rigid particles in the inner cavity 22, i.e. steel ball does not fill up inner cavity 22, in the present embodiment,
The loading of steel ball is the 1/3 of 22 volume of inner cavity, to guarantee the space of steel ball abundance.Several rigid particles and impact portions 21
After cooperation is hit, also can mutually it be collided between rigid particles, so that the reaction force of impact portions 21 is further offset, buffering effect
Fruit is more preferable.
The impingement area 23 of the force application structure 2 and the position limiting structure 1 is cambered surface, since force application structure is substantially to rotate
Movement, therefore no matter how force application structure 2 and the collision angle of position limiting structure 1 change, cambered surface can guarantee one it is larger
Making contact face, good buffer effect.
The position limiting structure 1 includes baffle 11 and is arranged on the baffle 11, anti-for limiting the force application structure 2
Second Buffer Unit of bullet.
Specifically, second Buffer Unit includes that one layer of elastomeric pad 12 being arranged on the baffle 11 and setting exist
Rigid gasket 13 on the elastomeric pad 12, wherein elastomeric pad 12 is rubber pad, and rigid gasket 13 is iron gasket, elasticity
The quantity and thickness of gasket 12 and rigid gasket 13 can select according to actual needs.
As alternative embodiment, the first Buffer Unit 3 can also be two sliding blocks being slidably connected, a sliding block with
After position limiting structure 1 is hit, opposite sliding occurs between another sliding block, and then offset the rebound momentum of impact portions.
Embodiment 2
The present embodiment provides a kind of high-tension switch cabinet, including cabinet body and be arranged on the cabinet body such as institute in embodiment 1
The buffer unit stated and the operating mechanism 4 being connected with the buffer unit.
Specifically, the operating mechanism 4 includes the driving member 41 being rotatably installed on the cabinet body, the driving member 41 has
Have and extend outwardly the first cursor 411 and the second cursor 412 of connection along its center of rotation, the setting of force application structure 2 exists
The end of first cursor 411, one end of second cursor 412 are connect with a bias piece 42, in the present embodiment, partially
Casting die 42 is tripping spring.
The working principle of the buffer unit of the operating mechanism of the present embodiment are as follows:
When separating brake starts, bias piece 42 drives force application structure 2 quick to the direction close to position limiting structure 1 by driving member 41
Movement；
During the opening process, i.e., force application structure 2 is turned to before the collision of position limiting structure 1, and the first Buffer Unit 3 is located at envelope
The top of inner cavity 22 is closed, with the movement tendency to close to 1 direction of position limiting structure synchronous with impact portions 21；
When force application structure 2 and position limiting structure 1 collide, elastomeric pad 12 and rigid gasket 13 first absorb local collision portion 21
Momentum, meanwhile, the first Buffer Unit 3 continues to move downward under effect of inertia and hit with impact portions 21, inertial impulse with
The remaining rebound momentum of impact portions 21 offsets, to limit the rebound of force application structure 2.
Obviously, the above embodiments are merely examples for clarifying the description, and does not limit the embodiments.It is right
For those of ordinary skill in the art, can also make on the basis of the above description it is other it is various forms of variation or
It changes.There is no necessity and possibility to exhaust all the enbodiments.And it is extended from this it is obvious variation or
It changes among still in the protection scope of the utility model.
Claims (10)
1. a kind of buffer unit for operating mechanism, it is characterised in that: include:
Position limiting structure (1)；
Force application structure (2) is fixedly connected with operating mechanism (4), including is taken shape on the force application structure (2), to the limit
Structure (1) applies the impact portions (21) of impact force, and is set on the force application structure (2) and applies to the impact portions (21)
Add the first Buffer Unit (3) of the active force contrary with rebounding, the force application structure (2) has far from the position limiting structure
(1) initial position, and moved and institute under the driving of the operating mechanism (4) to the direction close to the position limiting structure (1)
State the position of collision of position limiting structure (1) shock.
2. the buffer unit according to claim 1 for operating mechanism, it is characterised in that: the force application structure (2) is also
Form the envelope for allowing first Buffer Unit (3) to move back and forth inside it along the force direction of the force application structure (2)
Close inner cavity (22).
3. the buffer unit according to claim 2 for operating mechanism, it is characterised in that: first Buffer Unit
(3) it is several rigid particles for being filled in the inner cavity (22), the movement of the rigid particles is reserved in the inner cavity (22)
Space.
4. the buffer unit according to claim 3 for operating mechanism, which is characterized in that the rigid particles are steel
Pearl.
5. the buffer unit according to claim 1 for operating mechanism, it is characterised in that: the force application structure (2) with
The impingement area (23) of the position limiting structure (1) is cambered surface.
6. the buffer unit according to any one of claims 1-5 for operating mechanism, it is characterised in that: the limit
Structure (1) includes baffle (11) and being arranged on the baffle (11), for limiting the force application structure (2) rebound second
Buffer Unit.
7. the buffer unit according to claim 6 for operating mechanism, it is characterised in that: the second Buffer Unit packet
Include at least one layer of elastomeric pad (12) being arranged on the baffle (11).
8. the buffer unit according to claim 7 for operating mechanism, it is characterised in that: second Buffer Unit is also
Including the rigid gasket (13) being arranged on the elastomeric pad (12).
9. a kind of high-tension switch cabinet, it is characterised in that: including cabinet body and be arranged on the cabinet body as in claim 1-8 appoint
Buffer unit described in one and the operating mechanism being connected with the buffer unit (4).
10. high-tension switch cabinet according to claim 9, it is characterised in that: the operating mechanism (4) includes being rotatably installed in
Driving member (41) on the cabinet body, the driving member (41) has to be extended outwardly the first cursor of connection along its center of rotation
(411) and the second cursor (412), force application structure (2) setting is in the end of first cursor (411), and described the
One end of two cursors (412) is connect with a bias piece (42).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821298863.1U CN208401344U (en) | 2018-08-13 | 2018-08-13 | A kind of buffer unit and its high-tension switch cabinet for operating mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821298863.1U CN208401344U (en) | 2018-08-13 | 2018-08-13 | A kind of buffer unit and its high-tension switch cabinet for operating mechanism |
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| Publication Number | Publication Date |
|---|---|
| CN208401344U true CN208401344U (en) | 2019-01-18 |
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ID=65129644
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821298863.1U Active CN208401344U (en) | 2018-08-13 | 2018-08-13 | A kind of buffer unit and its high-tension switch cabinet for operating mechanism |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109038295A (en) * | 2018-08-13 | 2018-12-18 | 浙江华仪电器科技有限公司 | A kind of buffer unit and its high-tension switch cabinet for operating mechanism |
-
2018
- 2018-08-13 CN CN201821298863.1U patent/CN208401344U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109038295A (en) * | 2018-08-13 | 2018-12-18 | 浙江华仪电器科技有限公司 | A kind of buffer unit and its high-tension switch cabinet for operating mechanism |
| CN109038295B (en) * | 2018-08-13 | 2024-05-31 | 浙江华仪电器科技有限公司 | Buffer device for operating mechanism and high-voltage switch cabinet thereof |
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Effective date of registration: 20230908 Granted publication date: 20190118 |