CN207334074U - For high-voltage circuit-breaker hydraulic mechanism block head and make the mould of the block head - Google Patents
For high-voltage circuit-breaker hydraulic mechanism block head and make the mould of the block head Download PDFInfo
- Publication number
- CN207334074U CN207334074U CN201721206716.2U CN201721206716U CN207334074U CN 207334074 U CN207334074 U CN 207334074U CN 201721206716 U CN201721206716 U CN 201721206716U CN 207334074 U CN207334074 U CN 207334074U
- Authority
- CN
- China
- Prior art keywords
- mould
- closure part
- block head
- fastening portions
- hydraulic mechanism
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000000465 moulding Methods 0.000 claims description 4
- 229920000459 Nitrile rubber Polymers 0.000 claims description 3
- 239000003292 glue Substances 0.000 claims description 3
- 229920002681 hypalon Polymers 0.000 claims description 3
- 229920003225 polyurethane elastomer Polymers 0.000 claims description 3
- 229920001971 elastomer Polymers 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 239000013536 elastomeric material Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 241001247986 Calotropis procera Species 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 239000012296 anti-solvent Substances 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000001932 seasonal effect Effects 0.000 description 1
- 230000001550 time effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Insulating Bodies (AREA)
Abstract
The utility model for high-voltage circuit-breaker hydraulic mechanism block head and make the mould of the block head and be related to a kind of plugging device and make the mould of the plugging device, purpose is to overcome high-voltage circuitbreaker being subject to external interference, hydraulic mechanism oil leak is caused to aggravate, the problem of oil nozzle can not effectively being blocked, block head includes fastening portions, closure part and retaining mechanism, fastening portions and closure part are hollow cylindrical, and the bottom surface closing of closure part, fastening portions are coaxially fixed on the top of closure part, and the inner wall of fastening portions and closure part is gradually tapered up from the top of fastening portions;Oil nozzle plug is equipped with the inner bottom surface axis of closure part;Retaining mechanism ring bag and banding are in fastening portions outer wall;Mould includes upper die and lower die and middle mould, and upper die and lower die mold in the top and bottom of middle mould and form die cavity in middle mould respectively;The utility model can switching mechanism because vibration and oil leak and oil leak and can not have a power failure processing in the case of effectively blocked.
Description
Technical field
It the utility model is related to a kind of plugging device and make the mould of the plugging device, and in particular to one kind is used for high pressure
The block head of Hydraulic Mechanism of Circuit-breaker and the mould for making the block head.
Background technology
High-voltage circuitbreaker is being subject to external interference, when producing vibration such as switch mechanism movement, causes hydraulic mechanism
Oil leak aggravates, and existing hydraulic mechanism block head can not effectively block oil nozzle, and existing hydraulic mechanism blocks
Head can not meet the requirement that can also be handled that do not have a power failure under equipment operation condition, and event can be carried out by generally requiring power failure
Barrier processing.
Utility model content
The purpose of this utility model is to overcome high-voltage circuitbreaker when being subject to external interference, cause hydraulic mechanism oil leak
Aggravation, the problem of can not effectively be blocked to oil nozzle, there is provided a kind of block head for high-voltage circuit-breaker hydraulic mechanism
And make the mould of the block head.
The block head for high-voltage circuit-breaker hydraulic mechanism of the utility model, including fastening portions, closure part and locking machine
Structure, fastening portions and closure part are the bottom surface closing of hollow cylindrical and closure part, and fastening portions are coaxially fixed on the upper of closure part
Rise and be gradually reduced at the top of side and fastening portions and the interior fastening portions without leave of closure part;Oil nozzle plug is equipped with the inner bottom surface axis of closure part;
Retaining mechanism ring bag and banding are in fastening portions outer wall.
Mould of the making of the utility model for the block head of high-voltage circuit-breaker hydraulic mechanism, the mould includes upper
Mould, middle mould and lower die, upper die and lower die are formpiston, middle mould is former, and upper die and lower die are molded in the top of middle mould and bottom respectively
Portion simultaneously forms the die cavity to match with block head in middle mould;
Middle mould is hollow cylindrical, its top is equipped with and is equipped with and the matched groove of lower die with the matched groove of upper mold, bottom;
Upper mold includes platen and core, and platen is matched with middle mould top groove and lower section is coaxially fixed with core, the core
Maximum gauge be less than the minimum diameter of middle mould mould intracavity wall, length is less than the height of middle mould die cavity;
Lower die for it is cylindric, its be matched with middle mould bottom groove.
The beneficial effects of the utility model are:It can be subject to the situation of judder and oil leak in high-voltage switch gear mechanism arrangement
Under oil nozzle is effectively blocked, enhance sealing effect, effectively avoid the not tight problem of air-tightness of original sealing device;Body
Product is small, takes switching mechanism inner space not too much, is integrated in place with equipment, installing and dismounting is easy, can be leaked in switching mechanism
Oil and in the case of the processing that can not have a power failure, to effectively being blocked at oil leak, to achieve the purpose that safe operation.
Brief description of the drawings
Fig. 1 is the front sectional view (nothing of the block head for high-voltage circuit-breaker hydraulic mechanism in embodiment one
Retaining mechanism);
Fig. 2 is the front sectional view of the block head for high-voltage circuit-breaker hydraulic mechanism in embodiment two or three
(no retaining mechanism);
Fig. 3 is that the use of the block head for high-voltage circuit-breaker hydraulic mechanism in embodiment two, three or five is shown
It is intended to;
Fig. 4 is the structural representation of the block head for high-voltage circuit-breaker hydraulic mechanism in embodiment three or five
Figure;
Fig. 5 is the main view section view of the block head for high-voltage circuit-breaker hydraulic mechanism in embodiment six;
Fig. 6 is mould of the making of embodiment seven, eight or nine for the block head of high-voltage circuit-breaker hydraulic mechanism
Structure diagram.
Embodiment
Embodiment one
Illustrate present embodiment with reference to Fig. 1, the block head for high-voltage circuit-breaker hydraulic mechanism described in present embodiment,
Including fastening portions 1, closure part 2 and retaining mechanism 3, and the oil leak for high-voltage circuit-breaker hydraulic mechanism at present is generally without envelope
It is stifled or simply using a pipe and by its bottom end seal.
Fastening portions 1 and closure part 2 are the bottom surface closing of hollow cylindrical and closure part 2, and fastening portions 1 are coaxially fixed on
The top of closure part 2 and fastening portions 1 and the top of the interior fastening portions without leave of closure part 21 are risen and are gradually reduced;2 inner bottom surface of closure part
Oil nozzle plug 15 is equipped with axis;3 ring bag of retaining mechanism and banding are in 1 outer wall of fastening portions.
Fastening portions 1 and closure part 2 form a flexible rubber bush, it can be sleeved on the hydraulic pressure of high-voltage circuitbreaker
The oil pipe end of mechanism and fixed by retaining mechanism 3, and the inner wall of fastening portions 1 and closure part 2 gradually tapers up, big mouth both side
Just the present apparatus, which is sleeved on oil pipe end, can be stuck in or be clamped again oil pipe end by the inner wall gradually tapered up, effectively prevent from locking
Tight mechanism 3 comes off immediately when failing, can not be to being blocked at oil pipe end-part leaking oil.And set at 2 inner bottom surface axis of closure part
Some oil nozzle plugs 15, can match with the mouth of oil nozzle, it clogs the mouth of oil nozzle, further enhancing the air-tightness of closure.
Embodiment two
Illustrate present embodiment with reference to Fig. 2 and Fig. 3, present embodiment two and the difference of embodiment one exist
In along the inner wall of fastening portions 1 and closure part 2 from top to bottom equipped with stair-stepping concavo-convex rib 16, due to the oil nozzle of high-voltage circuitbreaker
As shown in figure 3, outer wall is the stepped pipe of multilayer, so the inner wall of present embodiment to be made to the ladder of matching oil nozzle outer wall
The concavo-convex rib 16 of shape, can more securely be sleeved on and above, make the effect of closure more preferable, can more prevent due to retaining mechanism 3
Damage and drop at once and lose plugging action, matched structure ensure that staff can have found that closure will lose in time
Effect, and take repairing and replacement etc. to operate.
Embodiment three
Illustrate present embodiment, present embodiment three and embodiment one or specific with reference to Fig. 2, Fig. 3 and Fig. 4
Difference lies in the outside diameter of fastening portions 1 is less than the outside diameter of closure part 2 to embodiment two, even in the seasonal fastening portions 1 of manufacture
Outside diameter is less than the outside diameter of closure part 2, is not also improved difficulty in manufacturing technology, but its can not only save more into
This, can also make retaining mechanism 3 be more prone to be stuck in the position of fastening portions 1, prevent downward vibration and then come off.
Embodiment four
Difference lies in fastening portions 1,2 oil nozzle plug of closure part, 15 and with embodiment one for present embodiment four
It is made by nitrile rubber, polyurethane rubber or chlorosulfonated polyethylene glue.
Wherein, nitrile rubber can oil resistant, water resistant, anti-solvent and anti-high pressure oil, there is good compression extending force, be use
Way is wide, a kind of low elastomeric material of cost;The mechanical properties of polyurethane rubber are good, and hardness high resiliency is big, Wear resistant anti-high pressure, resistance to old
Change, oil resistivity are good, and -45 DEG C of use temperature range~90 DEG C, are chiefly used in hydraulic cylinder sealing element;Chlorosulfonated polyethylene glue has heat-resisting
Property and weatherability, can resist cold, is acidproof, oil resistant, it is resistance to combustion, resistance to electric insulation, -45 DEG C of temperature in use~120 DEG C.
The operating temperature range of above-mentioned rubber material meets the temperature in four seasons scope in north of China especially northeast, keeps away
Exempt to cause winter temperature is too low to make rubber be hardened to the cold using improperly rubber material, followed the string and can not continue to oil nozzle
Sealed.
Embodiment five
Illustrate present embodiment with reference to Fig. 3 and Fig. 4, present embodiment five and the difference of embodiment one exist
In retaining mechanism 3 is hose clamp, can adjust the degree of locking as needed, then be locked using the bolt in hose clamp.
Embodiment six
Illustrate present embodiment with reference to Fig. 5, present embodiment six and the difference of embodiment one, two or four exist
In the lower section of closure part 2 is equipped with pressure warning unit 10.
Above-mentioned pressure warning unit 10 includes warning device housing 11, pressure sensor 12, power supply 13 and alarm lamp 14,
11 sealed envelope of warning device housing outside closure part 2, the outer bottom of 11 inner bottom surface of warning device housing and closure part 2 it
Between there is gap, for installing circuit part and giving the buffering leeway of 2 bottom surface of closure part.
Wherein, 11 inner bottom surface of warning device housing is provided with pressure sensor 12, power supply 13 and alarm lamp between the gap
14, the connection relation of circuit is that pressure sensor 12 electrically couples with alarm lamp 14, power supply 13 respectively with pressure sensor 12 and
14 circuit of alarm lamp couples.
Pressure sensor 12 is located at the underface of 2 outer bottom of closure part, and the illuminating part of alarm lamp 14 passes through warning device shell
Body 11 is exposed to the outside of warning device housing 11.When the oil nozzle oil leak of hydraulic mechanism, accumulation a certain amount will make closure part
2 bottom surface is heaved downwards, and pressure sensor 12 can be touched during heaving to its certain pressure, can be by advance
Alarm lamp 14 lights alarm after setting pressure threshold makes the pressure for reaching certain, makes tour personnel discovery can handle as early as possible.
Embodiment seven
Illustrate present embodiment with reference to Fig. 6, present embodiment seven, which provides, to be made described in embodiment one
For the mould of the block head of high-voltage circuit-breaker hydraulic mechanism,
The mould includes upper mold 4, middle mould 5 and lower die 6, and upper mold 4 and lower die 6 are formpiston, middle mould 5 is former, upper mold 4
Molded respectively in the top and bottom of middle mould 5 with lower die 6 and the die cavity to match with block head is formed in middle mould 5;
Middle mould 5 is hollow cylindrical, its top is equipped with 4 matched groove of upper mold, bottom equipped with matched recessed with lower die 6
Groove;
Upper mold 4 includes platen 7 and core 8, and platen 7 is matched with middle 5 top groove of mould and lower section is coaxially fixed with core
8, the maximum outside diameter of the core 8 is less than the minimum diameter of middle 5 mould intracavity wall of mould, length is less than the height of middle 5 die cavity of mould;
Lower die 6 for it is cylindric, its be matched with middle 5 bottom groove of mould.
The mould application method is to inject semi-cure elastomeric material, Ran Hou in the die cavity in the state of molding to mould
Heat rubber material to complete cure and is press-formed at a temperature of 90~120 DEG C, and demolding after cooling can be made into block head.
Embodiment eight
Illustrate present embodiment with reference to Fig. 6, difference lies in upper mold with embodiment seven for present embodiment eight
Between 4 and middle mould 5, it is equipped with the molding cutting edge 9 being mutually matched between middle mould 5 and lower die, between each two mould, uses
Appropriate molding cutting edge 9, so as to be accurately positioned at work between mould, and the mould in the utility model is axisymmetric shape
Shape, as long as it gets hold of relative position, without structures such as the positioning pins to stagger.
Embodiment nine
Illustrate present embodiment with reference to Fig. 6, difference lies in core with embodiment seven for present embodiment nine
8 shapes are identical for round table-like or with high-voltage circuit-breaker hydraulic mechanism the oil nozzle that stands upside down.The core 8 and hydraulic press for standing upside down round table-like
The oil nozzle general profile matching of structure, so can be with the oil of hydraulic mechanism using the plug that the core 8 with this shape is produced
Mouth matches.
Claims (9)
1. the block head for high-voltage circuit-breaker hydraulic mechanism, it is characterised in that including fastening portions (1), closure part (2) and locking
Mechanism (3), fastening portions (1) and closure part (2) are the bottom surface closing of hollow cylindrical and closure part (2), and fastening portions (1) are same
Axis, which is fixed on the top of closure part (2) and is risen at the top of the interior fastening portions without leave (1) of fastening portions (1) and closure part (2), gradually to be subtracted
It is small;Oil nozzle plug (15) is equipped with closure part (2) inner bottom surface axis;Retaining mechanism (3) ring bag and banding are in fastening portions (1) outer wall.
2. the block head according to claim 1 for high-voltage circuit-breaker hydraulic mechanism, it is characterised in that along fastening portions
(1) and the inner wall of closure part (2) is from top to bottom equipped with stair-stepping concavo-convex rib (16).
3. the block head according to claim 1 or 2 for high-voltage circuit-breaker hydraulic mechanism, it is characterised in that fastening portions
(1) outside diameter is less than the outside diameter of closure part (2).
4. the block head according to claim 3 for high-voltage circuit-breaker hydraulic mechanism, it is characterised in that fastening portions (1),
Closure part (2) and oil nozzle plug (15) are made by nitrile rubber, polyurethane rubber or chlorosulfonated polyethylene glue.
5. the block head according to claim 1 for high-voltage circuit-breaker hydraulic mechanism, it is characterised in that retaining mechanism
(3) it is hose clamp.
6. according to the block head for high-voltage circuit-breaker hydraulic mechanism described in claim 1,2 or 4, it is characterised in that closure
The lower section in portion (2) is equipped with pressure warning unit (10), which includes warning device housing (11), pressure passes
Sensor (12), power supply (13) and alarm lamp (14), warning device housing (11) sealed envelope is in closure part (2) outside and the report
There is gap between alarm device housing (11) inner bottom surface and the outer bottom of closure part (2), warning device housing (11) inner bottom surface in
Pressure sensor (12), power supply (13) and alarm lamp (14) are installed between the gap and pressure sensor (12) is located at closure part
(2) underface of outer bottom, the illuminating part of alarm lamp (14) are exposed to warning device housing (11) through warning device housing (11)
Outside;Pressure sensor (12) electrically couples with alarm lamp (14), power supply (13) respectively with pressure sensor (12) and alarm
Lamp (14) circuit couples.
7. make the mould of the block head for high-voltage circuit-breaker hydraulic mechanism described in claim 1, it is characterised in that described
Mould include upper mold (4), middle mould (5) and lower die (6), upper mold (4) and lower die (6) are formpiston, middle mould (5) is former, upper mold
(4) mold respectively in the top and bottom of middle mould (5) with lower die (6) and the mould to match with block head is formed in middle mould (5)
Chamber;
Middle mould (5) is hollow cylindrical, its top is equipped with groove matched with upper mold (4), bottom equipped with matched with lower die (6)
Groove;
Upper mold (4) includes platen (7) and core (8), and platen (7) is matched with middle mould (5) top groove and lower section is coaxially fixed with
Core (8), the maximum outside diameter of the core (8) is less than the minimum diameter of middle mould (5) mould intracavity wall, length is less than middle mould (5) die cavity
Height;
Lower die (6) for it is cylindric, its be matched with middle mould (5) bottom groove.
8. the mould according to claim 7 for making the block head for high-voltage circuit-breaker hydraulic mechanism, it is characterised in that
Between upper mold (4) and middle mould (5), middle mould (5) the molding cutting edge (9) being mutually matched is equipped between lower die.
9. the mould according to claim 7 for making the block head for high-voltage circuit-breaker hydraulic mechanism, it is characterised in that
Core (8) shape is identical for round table-like or with high-voltage circuit-breaker hydraulic mechanism the oil nozzle that stands upside down.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201721206716.2U CN207334074U (en) | 2017-09-19 | 2017-09-19 | For high-voltage circuit-breaker hydraulic mechanism block head and make the mould of the block head |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201721206716.2U CN207334074U (en) | 2017-09-19 | 2017-09-19 | For high-voltage circuit-breaker hydraulic mechanism block head and make the mould of the block head |
Publications (1)
Publication Number | Publication Date |
---|---|
CN207334074U true CN207334074U (en) | 2018-05-08 |
Family
ID=62369869
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201721206716.2U Expired - Fee Related CN207334074U (en) | 2017-09-19 | 2017-09-19 | For high-voltage circuit-breaker hydraulic mechanism block head and make the mould of the block head |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN207334074U (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107665792A (en) * | 2017-09-19 | 2018-02-06 | 国网黑龙江省电力有限公司哈尔滨供电公司 | A kind of block head and its manufacture method for effectively preventing high-voltage circuit-breaker hydraulic mechanism oil leak |
CN113583500A (en) * | 2021-08-20 | 2021-11-02 | 航天科工武汉磁电有限责任公司 | Radar absorbing putty material, plug prepared from radar absorbing putty material and preparation method of radar absorbing putty material |
-
2017
- 2017-09-19 CN CN201721206716.2U patent/CN207334074U/en not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107665792A (en) * | 2017-09-19 | 2018-02-06 | 国网黑龙江省电力有限公司哈尔滨供电公司 | A kind of block head and its manufacture method for effectively preventing high-voltage circuit-breaker hydraulic mechanism oil leak |
CN113583500A (en) * | 2021-08-20 | 2021-11-02 | 航天科工武汉磁电有限责任公司 | Radar absorbing putty material, plug prepared from radar absorbing putty material and preparation method of radar absorbing putty material |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN207334074U (en) | For high-voltage circuit-breaker hydraulic mechanism block head and make the mould of the block head | |
CN103481422B (en) | A kind of energy-saving tire vulcanizer and tyre vulcanizing | |
CN107665792A (en) | A kind of block head and its manufacture method for effectively preventing high-voltage circuit-breaker hydraulic mechanism oil leak | |
CN109333920A (en) | Feed nozzle is used in a kind of production of plastic product | |
CN202088366U (en) | Forming die of inner pipe of casting polyurethane material conveying pipe | |
KR101665245B1 (en) | Float manufacturing apparatus using waste polystyrene and float manufacturing method thereof | |
KR101306043B1 (en) | Vacuum vulcanizing container of greentire | |
CN212684609U (en) | Mould of easy large-scale chamber injection molding piece drawing of patterns | |
CN208946576U (en) | A kind of plastic mould cover half core | |
CN213082291U (en) | Environment-friendly wood-plastic wallboard extrusion die | |
CN211165050U (en) | Sea optical cable mould exhaust choke plug | |
CN219634434U (en) | Injection mold convenient for demolding | |
CN202219569U (en) | Vacuumizing device for plastic packaging molds | |
CN216182265U (en) | Nozzle of injection molding machine | |
CN209053866U (en) | A kind of injection molding Oil cylinder | |
CN201034229Y (en) | Special-purpose screwed pipe block | |
CN205255490U (en) | Modular plastic bottle mould | |
CN213704352U (en) | Multidirectional forming die structure of valve | |
CN210257394U (en) | Aircraft combined material door body forming die | |
CN202731300U (en) | Reserved hole mould of top plate | |
CN201034228Y (en) | Dismantling-proof special-purpose screwed pipe block | |
CN220146540U (en) | Injection molding model multimode utensil extrusion structure | |
CN212736928U (en) | Injection mold for machining | |
CN201736424U (en) | Backflow preventing device of injection mold | |
CN218640184U (en) | Air inlet and outlet device for preventing vacuum sticking of injection molding product |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180508 Termination date: 20210919 |