CN209009909U - A kind of improved buffer of elevator - Google Patents
A kind of improved buffer of elevator Download PDFInfo
- Publication number
- CN209009909U CN209009909U CN201820401263.7U CN201820401263U CN209009909U CN 209009909 U CN209009909 U CN 209009909U CN 201820401263 U CN201820401263 U CN 201820401263U CN 209009909 U CN209009909 U CN 209009909U
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- hollow plunger
- oil pipe
- hydraulic cylinder
- vertical
- excessively
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- Maintenance And Inspection Apparatuses For Elevators (AREA)
Abstract
A kind of improved buffer of elevator, including hydraulic cylinder, the hollow plunger being mounted in hydraulic cylinder and the hollow plunger being mounted in hollow plunger, the insole portion of the hydraulic cylinder, hollow plunger and hollow plunger is not provided with crosses oil pipe vertically, vertical oil pipe excessively in the hollow plunger can be socketed on the vertical oil pipe excessively in hollow plunger, vertical oil pipe excessively in the hollow plunger can be socketed on the vertical oil pipe excessively in hydraulic cylinder, be respectively equipped with reset spring in the hydraulic cylinder and hollow plunger.The utility model is due to using level 2 buffering and vertical vitta structure excessively, under the premise of guaranteeing to reach the compression travel also required that, the compression travel of buffer totality can be decomposed into the compression travel of plungers at different levels, reduce the whole height of oil cylinder and compressed buffer, to reduce elevator shaft depth, hoistway building cost is reduced, and pass through level 2 buffering, the kinetic energy that can preferably fall to elevator converts, and buffering effect is more preferable.
Description
Technical field
The utility model relates to buffer fields, are specifically related to a kind of improved buffer of elevator.
Background technique
Traditional buffer of elevator, using an oil cylinder, the single step arrangement of plunger, plunger is downward with respect to oil cylinder
The compression travel of movement is almost exactly the height of oil cylinder, therefore the height of entire buffer is exactly the height of oil cylinder and plunger substantially
The sum of.Due to the excessive height of traditional buffer of elevator, cause the pit depth of elevator shaft too deep, it in this way can be to elevator
Road size proposes harsher requirement, increases the building cost of hoistway.
Summary of the invention
The purpose of this utility model is that for above-mentioned there are problem and shortage, provide that a kind of structure is reliable, buffering effect
More preferably, the improved buffer of elevator of building cost can be effectively reduced.
The technical solution of the utility model is achieved in that
Improved buffer of elevator described in the utility model, its main feature is that: including be mounted on the base hydraulic cylinder, can
Be mounted in hydraulic cylinder up or down and the hollow plunger with bottom plate and can be mounted on up or down in hollow plunger and
Hollow plunger with bottom bearing plate, the insole portion of the hydraulic cylinder, hollow plunger and hollow plunger are not provided with vertically
Oil pipe is crossed, each vertical oil pipe excessively is interconnected, and the vertical oil pipe excessively in the hollow plunger is top closed, wherein the sky
Vertical oil pipe excessively in stem plug can be socketed on the vertical oil pipe excessively in hollow plunger, vertical excessively oily in the hollow plunger
Pipe can be socketed on the vertical oil pipe excessively in hydraulic cylinder, be respectively equipped with reset spring in the hydraulic cylinder and hollow plunger.
Wherein, multiple oil-through-holes are offered respectively on each vertical side wall for crossing oil pipe, and the hydraulic cylinder and hollow
The vertical top for crossing oil pipe in plunger offers oil-through hole respectively.
In the hydraulic cylinder it is vertical cross oil pipe outer wall and hollow plunger in it is vertical cross oil pipe inner wall between and
It is reserved with gap respectively between the vertical inner wall for crossing oil pipe in the vertical outer wall and hollow plunger for crossing oil pipe in hollow plunger.
Each vertical oil pipe of crossing is that cylinder crosses oil pipe.
Spacing collar is fixedly installed on the hydraulic cylinder and hollow plunger respectively, the hollow plunger can be up or down
It is mounted in the spacing collar on hydraulic cylinder, the hollow plunger can be mounted on the spacing collar on hollow plunger up or down
It is interior.
Annular groove is offered on the inner wall of each spacing collar.
Sealing ring is respectively arranged between the hydraulic cylinder and hollow plunger and between hollow plunger and hollow plunger.
The utility model is guaranteeing to reach the compression also required that due to using level 2 buffering and vertical vitta structure excessively
Under the premise of stroke, the compression travel of buffer totality can be decomposed into the compression travel of plungers at different levels, reduce oil cylinder and
The whole height of compressed buffer reduces hoistway building cost, and pass through second level to reduce elevator shaft depth
Buffering, the kinetic energy that can preferably fall to elevator convert, and buffering effect is more preferable.Also, ring is provided in spacing collar
Connected in star, the less area directly contacted between plunger and spacing collar, so that the rigidity effectively reduced between the two is rubbed
It wipes, plunger movement is more smooth, and extends the service life of buffer.Meanwhile each vertical cross between oil pipe is reserved with gap,
The channel to circulate from top to bottom for oil gas is formed by gap, to extend the friction paths of oil gas, it is dynamic to be more advantageous to realization
The conversion of energy, keeps buffering effect more ideal.Compact-sized, manufacture of the utility model are easy, are safe and reliable.
The utility model will be further described below with reference to the accompanying drawings.
Detailed description of the invention
Fig. 1 is the schematic perspective view of the utility model state 1.
Fig. 2 is the schematic diagram of the section structure of the utility model state 1.
Fig. 3 is the schematic perspective view of the utility model state 2.
Fig. 4 is the schematic diagram of the section structure of the utility model state 2.
Specific embodiment
As Figure 1-Figure 4, improved buffer of elevator described in the utility model, including being mounted on pedestal 111
Hydraulic cylinder 112 can be mounted in hydraulic cylinder 112 up or down and have the hollow plunger 122 of bottom plate 121 and can move up and down
Ground is mounted in hollow plunger 122 and the hollow plunger 132 with bottom bearing plate 131, the hydraulic cylinder 112, hollow plunger
122 and hollow plunger 132 insole portion be not provided with vertically cross oil pipe 16, it is each it is vertical cross oil pipe 16 be interconnected, such as figure institute
Show, is opened respectively on each vertical side wall for crossing oil pipe 16 and be equipped with multiple oil-through-holes 161 along the vertical direction, and the hydraulic cylinder
112 and hollow plunger 122 in the vertical top for crossing oil pipe 16 offer oil-through hole 162 respectively, in the hollow plunger 132
It is vertical to cross the top closed of oil pipe 16.Wherein, the vertical oil pipe 16 of crossing in the hollow plunger 132 can be socketed in hollow plunger
On vertical oil pipe 16 excessively in 122, the vertical oil pipe 16 of crossing in the hollow plunger 122 can be socketed in erecting in hydraulic cylinder 112
It is straight to cross on oil pipe 16 while vertical excessively oily in the vertical outer wall and hollow plunger 122 for crossing oil pipe 16 in the hydraulic cylinder 112
It is vertical excessively oily in the vertical outer wall and hollow plunger 132 for crossing oil pipe 16 between the inner wall of pipe 16 and in hollow plunger 122
It is reserved with gap respectively between the inner wall of pipe 16, the channel to circulate from top to bottom for oil gas is formed by gap, to extend
The friction paths of oil gas are more advantageous to the conversion for realizing kinetic energy, keep buffering effect more ideal.Moreover, 112 He of hydraulic cylinder
Reset spring 15 is respectively equipped in hollow plunger 122.Meanwhile support plate is equipped with by screw at the top of hollow plunger 132
133, and venthole is offered on the top of hollow plunger 132.Moreover, in the present embodiment, each vertical oil pipe 16 of crossing is
Cylinder crosses oil pipe.It is of course also possible to vertical oil pipe 16 of crossing is arranged to other shapes as needed, such as taper crosses oil pipe
Deng.Moreover, the hydraulic cylinder 112 is equipped with hydraulic-oil filling mouth 14, the hydraulic-oil filling mouth 14 is equipped with plug cock 19.
Hollow plunger 132 and hollow plunger 132 are disconnected in order to prevent, on the hydraulic cylinder 112 and hollow plunger 122
It is mounted by means of screws with spacing collar 17 respectively, the hollow plunger 122 can be mounted on up or down on hydraulic cylinder 112
Spacing collar 17 in, the hollow plunger 132 can be mounted on up or down in the spacing collar 17 on hollow plunger 122,
And annular groove 171 is offered respectively on the inner wall of each spacing collar 17.At this point, the outer rim of the bottom plate 121 of hollow plunger 132
It is provided with bulge loop, which can be pressed on the bottom of the spacing collar 17 on hydraulic cylinder 112.Meanwhile the bottom of hollow plunger 132
The outer rim of bearing plate 131 is again provided with bulge loop, which can be pressed on the bottom of the spacing collar 17 on hollow plunger 132.
Hydraulic fluid leak in order to prevent, between the hydraulic cylinder 112 and hollow plunger 122 and hollow plunger 122 and empty
Sealing ring 18 is respectively arranged between stem plug 132.
In order to make the various structures of the utility model, during the reset spring 15 in hydraulic cylinder 112 can also be socketed in
On void column plug 122.Reset spring 15 in hollow plunger 122 can also be socketed on hollow plunger 132.
The working principle of the utility model is:
It when elevator falls, is contacted with the support plate 133 on hollow plunger 132, then presses hollow plunger 132 and transport downwards
Dynamic, hollow plunger 132 acts on the reset spring 15 in hollow plunger 122 while moving downward, pass through the reset spring 15
Compression and drive hollow plunger 122 to move downward, answering in compression hydraulic cylinder 112 while hollow plunger 122 moves downward
Position spring 15, the vertical oil pipe 16 excessively in hollow plunger 132 is socketed on the vertical oil pipe 16 excessively in hollow plunger 122 at this time,
Vertical oil pipe 16 excessively in hollow plunger 122 is socketed on the vertical oil pipe 16 excessively in hydraulic cylinder 112, and note in hydraulic cylinder 112
The hydraulic oil entered is flowed up into hollow plunger 122 and hollow plunger 132 by crossing oil pipe 16 vertically, gives hollow plunger
122 and hollow plunger 132 upward bearing capacity is provided, and hydraulic oil can mist in the high temperature action that elevator whereabouts kinetic energy generates
Change, effectively the kinetic energy of whereabouts is converted and is eliminated, to have effectively achieved the buffering of elevator.When elevator rises, open tubular column
Plug 132 and hollow plunger 122 return to normal under the action of reset spring 15, and hydraulic oil is fallen after rise to hydraulic cylinder 112.
The utility model is to be described by embodiment, but be not construed as limiting to the utility model, practical referring to this
Novel description, other variations of the disclosed embodiments, is such as readily apparent that the professional person of this field, such
Variation should belong within the scope of the utility model claims restriction.
Claims (5)
1. a kind of improved buffer of elevator, it is characterised in that: including be mounted on pedestal (111) hydraulic cylinder (112), can on
Under removably mount in hydraulic cylinder (112) and the hollow plunger (122) with bottom plate (121) and can be mounted on up or down
Hollow plunger (122) is interior and has the hollow plunger (132) of bottom bearing plate (131), the hydraulic cylinder (112), hollow plunger
(122) it is not provided with the insole portion of hollow plunger (132) and crosses oil pipe (16) vertically, each vertical cross oil pipe (16) mutually interconnect
It is logical, and vertical oil pipe (16) excessively in the hollow plunger (132) is top closed, wherein in the hollow plunger (132)
Vertical oil pipe (16) excessively can be socketed on vertical oil pipe (16) excessively in hollow plunger (122), in the hollow plunger (122)
Vertical oil pipe (16) excessively can be socketed on vertical oil pipe (16) excessively in hydraulic cylinder (112), the hydraulic cylinder (112) and hollow posts
It is respectively equipped with reset spring (15) in plug (122), is fixedly installed with respectively on the hydraulic cylinder (112) and hollow plunger (122)
Spacing collar (17), the hollow plunger (122) can be mounted on the spacing collar (17) on hydraulic cylinder (112) up or down
Interior, the hollow plunger (132) can be mounted on up or down the spacing collar (17) on hollow plunger (122) Nei, each described
Annular groove (171) are offered on the inner wall of spacing collar (17).
2. improved buffer of elevator according to claim 1, it is characterised in that: each vertical side for crossing oil pipe (16)
It is offered respectively on wall multiple oil-through-holes (161), and the vertical oil pipe excessively in the hydraulic cylinder (112) and hollow plunger (122)
(16) top offers oil-through hole (162) respectively.
3. improved buffer of elevator according to claim 1, it is characterised in that: vertical in the hydraulic cylinder (112)
Cross in the outer wall and hollow plunger (122) of oil pipe (16) it is vertical cross oil pipe (16) inner wall between and hollow plunger (122)
It is reserved with respectively between the vertical inner wall for crossing oil pipe (16) in the interior vertical outer wall and hollow plunger (132) for crossing oil pipe (16)
Gap.
4. improved buffer of elevator according to claim 1, it is characterised in that: each vertical cross oil pipe (16) are
Cylinder crosses oil pipe.
5. improved buffer of elevator according to claim 1, it is characterised in that: the hydraulic cylinder (112) and hollow posts
Sealing ring (18) are respectively arranged between plug (122) and between hollow plunger (122) and hollow plunger (132).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820401263.7U CN209009909U (en) | 2018-03-22 | 2018-03-22 | A kind of improved buffer of elevator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820401263.7U CN209009909U (en) | 2018-03-22 | 2018-03-22 | A kind of improved buffer of elevator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209009909U true CN209009909U (en) | 2019-06-21 |
Family
ID=66827828
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820401263.7U Active CN209009909U (en) | 2018-03-22 | 2018-03-22 | A kind of improved buffer of elevator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209009909U (en) |
-
2018
- 2018-03-22 CN CN201820401263.7U patent/CN209009909U/en active Active
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