CN206562240U - A kind of improved buffer of elevator - Google Patents
A kind of improved buffer of elevator Download PDFInfo
- Publication number
- CN206562240U CN206562240U CN201720234407.XU CN201720234407U CN206562240U CN 206562240 U CN206562240 U CN 206562240U CN 201720234407 U CN201720234407 U CN 201720234407U CN 206562240 U CN206562240 U CN 206562240U
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- Prior art keywords
- collar
- cylinder body
- piston
- air bag
- cushion
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Abstract
The utility model discloses a kind of improved buffer of elevator, including cylinder body and piston, inboard wall of cylinder block is provided with groove, sealing ring is provided between piston and cylinder body, tongue is placed with the outside of sealing ring, cylinder interior is provided with air bag, the top of air bag is provided with the 3rd collar, 3rd collar passes through throttle orifice insertion with air bag, inside air bag is additionally provided with the first spring, first spring is located at the lower section of the 3rd collar, air jet pipe is additionally provided with the outside of 3rd collar, the bottom outside of cylinder body is also arranged with second collar, second collar passes through blast pipe and cylinder body insertion, the top of second collar is provided with the first cushion, the top of second collar and the first cushion uniformly offers several steam vents, it is additionally provided with the top of piston and hits plate, hit and be connected with first collar by several support bars below plate, first set ring set is located at the outer wall of the cylinder body.The utility model can solve the problem that the deficiencies in the prior art, with more preferable radiating effect.
Description
Technical field
The utility model is related to a kind of lift facility, especially a kind of improved buffer of elevator.
Background technology
Buffer of elevator be arranged on elevator hoistways bottom, when lift car failure is fallen, can play last buffering,
Stop and protective effect, in case car directly hits bottom.The buffer applied to elevator is usually the first spring and hydraulic pressure two now
Structure is planted, the absorption Impact energy of the first spring buffer is poor, bounce is big, easily snaps off；Although and hydraulic bjuffer absorbs
Effect is good, but complicated, expensive, it is necessary to periodic maintenance, and safeguards and maintenance is all inconvenient.It is Chinese practical new
The U of type patent CN 205089886 disclose a kind of air pressure buffer of elevator.The buffer of this structure, which is crossed, sets buffer of elevator
It is calculated as filling the pneumatic buffer of air, energy-conserving and environment-protective and with certain radiating effect, but its radiating effect is not good,
When used during elevator falling, the huge kinetic energy that it is produced changes huge heat, it is possible to causing cylinder when cylinder is depressed
Outer wall-heated is deformed, and limits its scope of application.
Utility model content
The technical problems to be solved in the utility model is to provide a kind of improved buffer of elevator, can solve the problem that prior art
Deficiency, with more preferable radiating effect.
In order to solve the above technical problems, technical solution adopted in the utility model is as follows.
A kind of improved buffer of elevator, includes being inserted with piston and piston rod above the cylinder body of cylinder, cylinder body, described
Inboard wall of cylinder block is provided with some grooves vertically downward, and upper ring on the outside of sealing ring, sealing ring is additionally provided between piston and cylinder body
Shape is placed with several tongues, and tongue is located in groove, and cylinder interior is provided with air bag, and the top of air bag is provided with the 3rd collar, the
Three collars are fixed on the underface of piston, and the bottom of air bag is fixed on the bottom of cylinder body, and the 3rd collar passes through throttle orifice with air bag
Insertion, inside air bag is additionally provided with the first spring, and the first spring is located at immediately below the 3rd collar, and spray is additionally provided with the outside of the 3rd collar
Tracheae, the bottom outside of the cylinder body is also arranged with the second hollow collar, the row that second collar passes through several annular arrays
Tracheae and cylinder body insertion, the top of second collar are provided with the first cushion, and the top of second collar and the first cushion is uniformly offered
It is additionally provided with the top of several steam vents, the piston and hits plate, is hit and be connected with first collar by several support bars below plate,
First set ring set is located at the outer wall of the cylinder body, and the support bar and piston rod are parallel to each other, support bar and piston pole length one
Cause.
Preferably, described hit is provided with the 3rd cushion above plate, hits and the second cushion is provided with below plate.
Preferably, going back annular arrangement inside second collar has several second springs.
Preferably, being additionally provided with screen pack on the blast pipe.
The beneficial effect brought using above-mentioned technical proposal is：It is of the present utility model hit plate be used for accept at the top of drop
The elevator got off, passes through the friction between the friction between sealing ring and inboard wall of cylinder block, and first collar and outer wall of cylinder block, increase resistance
Power, the tongue of sealing ring, the groove with inboard wall of cylinder block, mutually embedded contact can increase contact area, further increase resistance
Power, so as to slow down the falling speed of elevator, kinetic energy when making the elevator fall is converted to heat energy, and air bag is used to hold air, air bag
Fill with after air, be rendered as cylinder and support piston, when elevator drops, hit plate compression piston, piston compressing gasbag makes
Air is obtained by air bag and the throttle orifice of the 3rd set of interannular, is discharged into the 3rd collar, and by the air jet pipe on the 3rd collar,
Direction of the air jet pipe position just to sealing ring, so as to the contact site to sealing ring and casing wall, carries out purging cooling, air leads to
The blast pipe crossed below cylinder body enters second collar, and is discharged upwards by the steam vent on second collar and the first cushion, from
And the air current flow of outside can be driven, purging cooling is carried out from first collar and outer wall of cylinder block of top, so as to cylinder body
Inner and outer wall carry out effective purging cooling, the deformation for preventing casing wall overheat from causing, the first spring of inside air bag can
The part kinetic energy that elevator falls is accepted, slows down falling speed, meanwhile, when elevator rises, it can be recovered with lead agency, in cylinder body
The groove of wall, when can prevent from falling, air bag is compressed, and causes to block cylinder body, and air-flow can not decline, and air can be in air bag quilt
After compression, pass through out of groove, due to the loop configuration of the 3rd collar, when dropping to bottom, the first spring is received to the 3rd
In the collar, it can prevent the first spring degree of being forced through from damaging, throttle orifice is used to control air flow rate, slows down the lower reduction of speed of piston
Degree, support bar is consistent with piston pole length so that when hitting plate and being reduced to bottom, and the cushion of top first of second collar can be with the
One collar is contacted, and the flexible nature of cushion can reduce the impact sense of collision belt, hit the 3rd cushion above plate, can subtract
The slow impact sense for hitting the moment that plate is contacted with elevator, hits the second cushion below plate, can slow down and hit below plate and cylinder body collision
When impact sense, the second spring in second collar can support second collar, prevent it from being caused by the first collar compression
Gas circuit is interrupted, the screen pack on blast pipe, can prevent that dust is inhaled into air bag when the first spring drives recovery.
Brief description of the drawings
Fig. 1 is the structure chart of one embodiment of the utility model.
Fig. 2 is the structure chart of sealing ring in one embodiment of the utility model.
Fig. 3 is the structure chart of the 3rd collar in one embodiment of the utility model.
Fig. 4 is the structure chart of second collar in one embodiment of the utility model.
Fig. 5 is the structure chart of first collar in one embodiment of the utility model.
In figure：1st, cylinder body；2nd, piston rod；3rd, piston；4th, sealing ring；5th, plate is hit；6th, support bar；7th, first collar；8th,
Two collars；9th, blast pipe；10th, the first cushion；11st, air jet pipe；12nd, the 3rd collar；13rd, air bag；14th, the first spring；15th, throttle
Hole；16th, steam vent；17th, the second cushion；18th, the 3rd cushion；19th, second spring；20th, screen pack；21st, hemisphere jut；22nd, it is recessed
Groove；23rd, tongue；24th, bolt；25th, supporting plate；26th, the 3rd spring；27th, semi-spherical portion；28th, the 4th cushion.
Embodiment
The standardized element used in the utility model can commercially, and shaped piece is according to specification and attached
The record of figure can carry out it is customized, the specific connected mode of each part using bolt ripe in the prior art, rivet,
The conventional meanses such as welding, stickup, will not be described in detail herein.
Reference picture 1-5, one embodiment of the utility model includes the cylinder body 1 of cylinder, and the top of cylinder body 1 is inserted with
Piston 3 and piston rod 2, the inwall of cylinder body 1 are provided with some grooves 22 vertically downward, are also set between piston 3 and cylinder body 1
There is sealing ring 4, the upper annular arrangement in the outside of sealing ring 4 there are several tongues 23, and tongue 23 is located in groove 22, set inside cylinder body 1
There is air bag 13, the top of air bag 13 is provided with the 3rd collar 12, and the 3rd collar 12 is fixed on the underface of piston 3, the bottom of air bag 13
Portion is fixed on the bottom of cylinder body 1, and the 3rd collar 12 and air bag are additionally provided with the first spring by the insertion of throttle orifice 15 inside air bag 13
14, the first spring 14 is located at the underface of the 3rd collar 12, and the outside of the 3rd collar 12 is additionally provided with air jet pipe 11, the cylinder body 1
Bottom outside be also arranged with the second hollow collar 8, second collar 8 passes through the blast pipe 9 and cylinder body 1 of several annular arrays
Insertion, the top of second collar 8 is provided with the first cushion 10, and the top of second collar 8 and the first cushion 10 uniformly offers some
Individual steam vent 16, the top of the piston 3, which is additionally provided with, hits plate 5, hits the lower section of plate 5 and is connected with first set by several support bars 6
Ring 7, first collar 7 is sheathed on the outer wall of the cylinder body 1, and the support bar 6 and piston rod 2 are parallel to each other, support bar 6 and piston
The length of bar 2 is consistent.It is of the present utility model hit plate 5 be used for accept the elevator that falls down of top, by sealing ring 4 with cylinder body 1
Friction between friction between wall, and first collar 7 and the outer wall of cylinder body 1, increases resistance, the tongue 23 of sealing ring 4, with cylinder body 1
The groove 22 of inwall, mutually embedded contact, can increase contact area, further increase resistance, so as to slow down under elevator
Terminal-velocity degree, kinetic energy when making the elevator fall is converted to heat energy, and air bag 13 is used to hold air, and air bag 13 is filled with after air, is presented
For cylinder and support piston 3, when elevator drops, hit the compression piston 3 of plate 5, the compressing gasbag 13 of piston 3 so that air lead to
The throttle orifice 15 crossed between the collar 12 of air bag 13 and the 3rd, into the 3rd collar 12, and passes through the row of air jet pipe 9 on the 3rd collar 12
Go out, direction of the position of air jet pipe 9 just to sealing ring 4, so as to the contact site to sealing ring 4 and casing wall, carry out purging cooling,
Air enters second collar 8 by the blast pipe 9 of the lower section of cylinder body 1, and passes through the steam vent on second collar 8 and the first cushion 10
16 discharges upwards, so as to drive the air current flow of outside, purging drop is carried out from first collar 7 and the outer wall of cylinder body 1 of top
Temperature, cools so as to carry out effective purging to the inner and outer wall of cylinder body 1, the deformation for preventing casing wall overheat from causing, air bag 13
The first internal spring 14, can accept the part kinetic energy of elevator whereabouts, slow down falling speed, meanwhile, can when elevator rises
Recovered with lead agency, the groove 22 of the inwall of cylinder body 1, when can prevent from falling, air bag 13 is compressed, cause to block cylinder body 1,
Air-flow can not decline, and air can pass through after air bag 13 is compressed out of groove 22, due to the loop configuration of the 3rd collar 12,
When dropping to bottom, the first spring 14 is received to the 3rd collar 12, can prevent the degree of being forced through of the first spring 14 from damaging, section
Discharge orifice 15 is used to control air flow rate, slows down the decrease speed of piston 3, support bar 6 is consistent with the length of piston rod 2 so that when hitting
When plate 5 is reduced to bottom, the first cushion of top 10 of second collar 8 can be contacted with first collar 7, and the flexible nature of cushion can
To reduce the impact sense of collision belt.The top of plate 5 of hitting is provided with the 3rd cushion 18, hits the lower section of plate 5 and is provided with the second cushion 17.Hit
The 3rd cushion above plate, can slow down the impact sense for hitting the moment that plate is contacted with elevator, hit the second cushion below plate, can be with
Slow down and hit impact sense when the lower section of plate 5 is collided with cylinder body 1, going back annular arrangement inside second collar 8 there are several the second bullets
Spring 19.Second spring 19 in second collar 8, can support second collar 8, prevent it from being caused by the compression of first collar 7
Gas circuit is interrupted, and screen pack 20 is additionally provided with the blast pipe 9.Screen pack 20 on blast pipe 9, can be prevented in the first spring 14
When driving recovery, dust is inhaled into air bag 13.
In addition, the damping in order to further increase buffer decline, the security of Promoting Layered Buffer device, first collar 7
Inner ring be additionally provided with the 4th cushion 28, the wall contacts of the 4th cushion 28 and cylinder body 1, also annular is inserted with spiral shell on first collar 7
Bolt 24, bolt 24 is contacted with supporting plate 25, and supporting plate 25 is provided with the 3rd spring 26, the 3rd spring 26 and is connected with semi-spherical portion
27, the land portions of the semi-spherical portion 27 stretch out be additionally provided with the inner ring of first collar 7, the outer wall of the cylinder body 1 it is some
Individual hemisphere jut 21, by said structure, the 4th cushion 28 is located between first collar 7 and cylinder body 1, for rubbing between increase
Power is wiped, by supporting plate 25 and the semi-spherical portion 27 of the jack-up of the 3rd spring 26, for compressing the 4th cushion 28, so as to further increase
The frictional force of 4th cushion 28 and the outer wall of cylinder body 1, further, the cushion 28 of semi-spherical portion 27 and the 4th has certain flexible spy
Property, when falling, it can interfere with the hemisphere jut 21 on cylinder body 1, this interference will not produce hard collision, because the meeting of semi-spherical portion 27
Retracted under the active force of the 3rd spring 26, but the interference can produce certain stop to down maneuver, and stop action can inhale
The kinetic energy that receiving portions decline, further lifting damping, the heat that the damping is produced can be distributed by the jet of steam vent 16.
Wherein, the devices such as the throttle orifice used in the utility model belong to ripe prior art, will not be described in detail herein it
Concrete structure.
In description of the present utility model, it is to be understood that term " longitudinal direction ", " transverse direction ", " on ", " under ", " preceding ",
The orientation or position relationship of the instruction such as " rear ", "left", "right", " vertical ", " level ", " top ", " bottom ", " interior ", " outer " be based on
Orientation shown in the drawings or position relationship, are for only for ease of description the utility model, rather than indicate or imply signified dress
Put or element there must be specific orientation, with specific azimuth configuration and operation, therefore it is not intended that to the utility model
Limitation.
General principle of the present utility model and principal character and advantage of the present utility model has been shown and described above.One's own profession
The technical staff of industry is it should be appreciated that the utility model is not restricted to the described embodiments, described in above-described embodiment and specification
Simply illustrate principle of the present utility model, on the premise of the utility model spirit and scope are not departed from, the utility model is also
Various changes and modifications are had, these changes and improvements are both fallen within the range of claimed the utility model.The utility model
Claimed scope is by appended claims and its equivalent thereof.
Claims (4)
1. a kind of improved buffer of elevator, includes the cylinder body of cylinder（1）, cylinder body（1）Top is inserted with piston（3）And piston
Bar（2）, it is characterised in that：The cylinder body（1）Inwall is provided with some grooves vertically downward（22）, piston（3）With cylinder body
（1）Between be additionally provided with sealing ring（4）, sealing ring（4）Annular arrangement has several tongues on outside（23）, tongue（23）Positioned at recessed
Groove（22）It is interior, cylinder body（1）Inside is provided with air bag（13）, air bag（13）Top be provided with the 3rd collar（12）, the 3rd collar（12）
It is fixed on piston（3）Underface, air bag（13）Bottom be fixed on cylinder body（1）Bottom, the 3rd collar（12）It is logical with air bag
Cross throttle orifice（15）Insertion, air bag（13）Inside is additionally provided with the first spring（14）, the first spring（14）Positioned at the 3rd collar（12）
Underface, the 3rd collar（12）Outside be additionally provided with air jet pipe（11）, the cylinder body（1）Bottom outside be also arranged with it is hollow
Second collar（8）, second collar（8）Pass through the blast pipe of several annular arrays（9）With cylinder body（1）Insertion, second collar
（8）Top be provided with the first cushion（10）, second collar（8）With the first cushion（10）Top uniformly offer several exhaust
Hole（16）, the piston（3）Top be additionally provided with and hit plate（5）, hit plate（5）Lower section passes through several support bars（6）It is connected with
One collar（7）, first collar（7）It is sheathed on the cylinder body（1）Outer wall, the support bar（6）With piston rod（2）It is mutually equal
OK, support bar（6）With piston rod（2）Length is consistent.
2. improved buffer of elevator according to claim 1, it is characterised in that：It is described to hit plate（5）Top is provided with the 3rd
Cushion（18）, hit plate（5）Lower section is provided with the second cushion（17）.
3. improved buffer of elevator according to claim 1, it is characterised in that：Second collar（8）Ring is gone back in inside
Shape is placed with several second springs（19）.
4. improved buffer of elevator according to claim 1, it is characterised in that：The blast pipe（9）On be additionally provided with
Filter screen（20）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720234407.XU CN206562240U (en) | 2017-03-13 | 2017-03-13 | A kind of improved buffer of elevator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720234407.XU CN206562240U (en) | 2017-03-13 | 2017-03-13 | A kind of improved buffer of elevator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206562240U true CN206562240U (en) | 2017-10-17 |
Family
ID=60030936
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720234407.XU Expired - Fee Related CN206562240U (en) | 2017-03-13 | 2017-03-13 | A kind of improved buffer of elevator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206562240U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107620477A (en) * | 2017-10-20 | 2018-01-23 | 浙江萧云建设有限公司 | The mounting and positioning device and its installation and locating method of prefabricated wallboard |
| CN107737416A (en) * | 2017-11-28 | 2018-02-27 | 广西平果铝塑料防护膜有限公司 | A kind of high-rise building survival equipment |
| CN108116329A (en) * | 2017-12-30 | 2018-06-05 | 天津布尔科技有限公司 | A kind of car-mounted terminal for new-energy automobile |
| CN113350675A (en) * | 2021-06-02 | 2021-09-07 | 杨迪迪 | Anorectal administration device |
-
2017
- 2017-03-13 CN CN201720234407.XU patent/CN206562240U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107620477A (en) * | 2017-10-20 | 2018-01-23 | 浙江萧云建设有限公司 | The mounting and positioning device and its installation and locating method of prefabricated wallboard |
| CN107620477B (en) * | 2017-10-20 | 2022-12-06 | 浙江萧云建设有限公司 | Mounting and positioning device and method for prefabricated wall panel |
| CN107737416A (en) * | 2017-11-28 | 2018-02-27 | 广西平果铝塑料防护膜有限公司 | A kind of high-rise building survival equipment |
| CN108116329A (en) * | 2017-12-30 | 2018-06-05 | 天津布尔科技有限公司 | A kind of car-mounted terminal for new-energy automobile |
| CN113350675A (en) * | 2021-06-02 | 2021-09-07 | 杨迪迪 | Anorectal administration device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171017 Termination date: 20180313 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |