CN106943682A - Hydraulic pump type damping reciprocating lifesaving descent control device - Google Patents
Hydraulic pump type damping reciprocating lifesaving descent control device Download PDFInfo
- Publication number
- CN106943682A CN106943682A CN201710224386.8A CN201710224386A CN106943682A CN 106943682 A CN106943682 A CN 106943682A CN 201710224386 A CN201710224386 A CN 201710224386A CN 106943682 A CN106943682 A CN 106943682A
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- Prior art keywords
- oil
- hydraulic pump
- pump type
- end cap
- drum
- Prior art date
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- Pending
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- 238000013016 damping Methods 0.000 title claims abstract description 23
- 238000004804 winding Methods 0.000 claims abstract description 5
- 238000005086 pumping Methods 0.000 claims description 11
- 238000007789 sealing Methods 0.000 claims description 8
- 239000000446 fuel Substances 0.000 claims description 3
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 claims description 2
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 230000007547 defect Effects 0.000 abstract 1
- 229910000831 Steel Inorganic materials 0.000 description 5
- 239000010959 steel Substances 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 3
- 230000007423 decrease Effects 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 210000004907 gland Anatomy 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
- A62B1/00—Devices for lowering persons from buildings or the like
- A62B1/06—Devices for lowering persons from buildings or the like by making use of rope-lowering devices
- A62B1/08—Devices for lowering persons from buildings or the like by making use of rope-lowering devices with brake mechanisms for the winches or pulleys
- A62B1/10—Devices for lowering persons from buildings or the like by making use of rope-lowering devices with brake mechanisms for the winches or pulleys mechanically operated
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
- A62B1/00—Devices for lowering persons from buildings or the like
- A62B1/06—Devices for lowering persons from buildings or the like by making use of rope-lowering devices
- A62B1/18—Other single parts for rope lowering-devices, e.g. take-up rollers for ropes, devices for shooting ropes
Landscapes
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Rotary Pumps (AREA)
Abstract
The invention discloses a hydraulic pump type damping reciprocating lifesaving descent control device, which solves the technical problems that: the technical defect that the speed is unstable in a centrifugal block friction speed limiting type structure in the field of escape descent control devices in the background art is overcome. According to the technical scheme, the hydraulic pump type damping reciprocating lifesaving descent control device comprises a hydraulic pump type damper, wherein a left wire coil and a right wire coil are arranged on the end faces of the left side and the right side of the hydraulic pump type damper respectively, and the winding directions of the left wire coil and the right wire coil are opposite. The invention has the beneficial effects that: the hydraulic pump type damping reciprocating lifesaving descent control device has a compact structure, and the speed limit is stable and adjustable; the left wire coil and the right wire coil work alternately, and the efficiency is improved.
Description
Technical field
The present invention relates to a kind of fire-fighting life-saving equipment, and in particular to a kind of hydraulic pump type damps reciprocal lifesaving descent control device, category
In high-building self-rescuing equipment technical field.
Background technology
With the high speed development of modern society, urbanization process is further speeded up, and skyscraper is more and more.However, working as
When dangerous situation, such as fire, earthquake once occurs in skyscraper, people often can not normally leave the scene of the accident.Especially when stair,
When elevator is blocked, people can only drop to ground escape from window, balcony or roof.But because floor is too high and does not close
Suitable escaping tool, often occurs human casualty accident, causes unnecessary loss.
At present, one of centrifugal block friction speed-limited structural disadvantages in escaping descent control device field：When just falling, due to speed
It is low, also without frictional resistance, one section of freely falling body is had, people is uncomfortable, there is the jiggly technological deficiency of speed.
The content of the invention
The technical problems to be solved by the invention are, for the centrifugal-block in the escaping descent control device field referred in background technology
There is the jiggly technological deficiency of speed in friction speed-limited structure.
The present invention proposes that a kind of steady adjustable hydraulic pump type of speed limit damps reciprocal lifesaving descent control device.
To solve the above problems, the technical solution used in the present invention is：A kind of hydraulic pump type damps reciprocal life-saving slow descending
Device, including hydraulic pump type damper, left drum and right drum are set in the left and right sides end face of hydraulic pump type damper respectively, left
The direction of winding of drum and right drum is opposite；
Hydraulic pump type damper includes main shaft, is set with the center of main shaft on the pump housing, main shaft positioned at the pump housing two
The main shaft of side extends through left drum and right drum and connects left drum and right drum by being bonded, and two ends of main shaft pass through
Backing plate and bolt fix the axial location for limiting left drum and right drum；
Left end cap and right end cap are set respectively on the left and right sides end face of the pump housing, and left end cap and right end cap pass through bearing
It is rotatably arranged on main shaft；Left drum is connected by left closure on left end cap, right end cap connects right drum by right closure；
Pump body sets the inner gear rotor that main shaft is arranged on by key, the external tooth rotation being meshed with inner gear rotor
Son, the embedded swing link between inner gear rotor and the intermeshing engaging tooth of external gear rotor；Inner gear rotor and external gear
Rotor and left end cap and right end cap surround two oil pockets in the both sides of swing link, are left oil pocket and right oil pocket；Main shaft drives internal tooth
When wheel rotor and external gear rotor are rotated counterclockwise, left oil pocket is that pumping cavity, right oil pocket are oil sucting cavity；Main shaft drives internal tooth rotation
Son is rotated clockwise with external gear rotor, and left oil pocket is that oil sucting cavity, right oil pocket are pumping cavity；
Two oil grooves are opened up on right end cap on the panel being in contact with the pump housing, are left oil groove and right oil groove, left oil groove with
Right oil pocket is communicated, right oil groove and left oil pocket；Left oilhole and right oilhole are provided with inside right end cap, left oilhole is communicated with left oil groove,
Right oilhole is communicated with right oil groove, and damping hole is provided between left oilhole and right oilhole, is equipped with choke valve at damping hole two ends, is
Left choke valve and right choke valve；Also be provided with oil storage tank in the top of damping hole, oil storage tank by left check valve simultaneously with left oilhole
Communicated with left oil groove；Oil storage tank is communicated with right oilhole with right oil groove simultaneously by right check valve；At the top of oil storage tank, oil is set
Groove gland, oil nozzle is provided with oil groove capping.
Improvement to technical solution of the present invention, inner gear rotor is cycloid gear with external gear rotor.
Improvement to technical solution of the present invention, is respectively provided with alignment pin between the pump housing and left end cap and right end cap.
Sealing ring, right sealing are being set with left end cap touching position on improvement to technical solution of the present invention, left closure
Cover and sealing ring is being set with right end cap touching position.
Improvement to technical solution of the present invention, is also respectively arranged to delay in the left and right sides end face of hydraulic pump type damper
Left socle and right support that drop device is integrally fixed.
Improvement to technical solution of the present invention, descending lifeline can separately extend being used for of being communicated with oil storage tank, and to make up oil reserve less than normal
The fuel reserve tank of problem.
The beneficial effects of the invention are as follows：
1st, this hydraulic pump type damps reciprocal lifesaving descent control device, and compact conformation, speed limit is steadily adjustable.
2nd, this hydraulic pump type damps reciprocal lifesaving descent control device, and left drum, right drum rotation work, efficiency are improved.
Brief description of the drawings
Fig. 1 is the total figure that hydraulic pump type damps reciprocal lifesaving descent control device.
Fig. 2 is the cut away view of total figure.
Fig. 3 is the schematic appearance of hydraulic pump type damper.
Fig. 4 is the internal structure schematic diagram of hydraulic pump type damper.
Fig. 5 is the schematic appearance of right end cap.
Fig. 6 is the internal structure schematic diagram of right end cap.
Embodiment
Technical solution of the present invention is described in detail below, but protection scope of the present invention is not limited to the implementation
Example.
To make present disclosure more obvious understandable, done further below in conjunction with accompanying drawing 1- Fig. 6 and embodiment
Description.
In order to make the purpose , technical scheme and advantage of the present invention be clearer, it is right below in conjunction with drawings and Examples
The present invention is further elaborated.It should be appreciated that specific embodiment described herein is only to explain the present invention, not
For limiting the present invention.
As illustrated in fig. 1 and 2, hydraulic pump type damps reciprocal lifesaving descent control device, including hydraulic pump type damper in the present embodiment
5, in the left and right sides end face of hydraulic pump type damper 5, left drum 3 and right drum 1 are set respectively, left drum 3 and right drum 1
Direction of winding is opposite.The left side that descending lifeline is integrally fixed also is respectively arranged in the left and right sides end face of hydraulic pump type damper 5
Support 4 and right support 2.
As shown in Figures 3 and 4, hydraulic pump type damper 5 includes main shaft 51, and the pump housing is set with the center of main shaft 51
54, left drum 3 and right drum 1 are extended through in the main shaft positioned at the both sides of the pump housing 54 on main shaft 51 and connect left drum 3 by being bonded
With right drum 1, the axial position for limiting left drum 3 and right drum 1 is fixed in two ends of main shaft 51 by backing plate and bolt
Put.Left end cap 55 and right end cap 53 are set respectively on the left and right sides end face of the pump housing 54, and left end cap 55 and right end cap 53 lead to
Bearing is crossed to be rotatably arranged on main shaft 51；Left drum 3 is connected by left closure on left end cap 55, right end cap 53 passes through right sealing
The right drum 1 of lid connection.Alignment pin 58 is respectively provided between the pump housing 54 and left end cap 55 and right end cap 53.On left closure with left end
The touching position of lid 55 to set and setting sealing ring with the touching position of right end cap 53 on sealing ring, right closure.
As shown in figure 4, the inside of the pump housing 54 sets the inner gear rotor 59 that main shaft 51 is arranged on by key, with inner gear rotor
59 external gear rotors 56 being meshed, the embedded moon between inner gear rotor 59 and the intermeshing engaging tooth of external gear rotor 56
Dental lamina 57；Inner gear rotor 59 surrounds two with external gear rotor 56 and left end cap 55 and right end cap 53 in the both sides of swing link 57
Oil pocket, is left oil pocket and right oil pocket；When the drive inner gear rotor 59 of main shaft 51 is rotated counterclockwise with external gear rotor 56, left oil pocket
It is oil sucting cavity for pumping cavity, right oil pocket；Main shaft 51 drives inner gear rotor 59 to be rotated clockwise with external gear rotor 56, left oil pocket
It is pumping cavity for oil sucting cavity, right oil pocket.Inner gear rotor 59 is cycloid gear with external gear rotor 56.
It is left oil groove as it can be seen in figures 5 and 6, opening up two oil grooves on right end cap 53 on the panel being in contact with the pump housing 54
62 and right oil groove 61, left oil groove 62 is communicated with right oil pocket, right oil groove 61 and left oil pocket；Left oilhole 64 is provided with inside right end cap 53
With right oilhole 63, left oilhole 64 is communicated with left oil groove 62, and right oilhole 63 is communicated with right oil groove 61, in left oilhole 64 and right oilhole 63
Between be provided with damping hole 69, be equipped with choke valve at the two ends of damping hole 69, be left choke valve 66 and right choke valve 65；In damping hole
69 top is also provided with oil storage tank 70, and oil storage tank 70 is communicated with left oilhole 64 and left oil groove 62 simultaneously by left check valve 68；Storage
Oil groove 70 is communicated with right oilhole 63 with right oil groove 61 simultaneously by right check valve 67；Oil groove is set to cover at the top of oil storage tank 70
71, it is provided with oil nozzle 72 in oil groove capping 71.
Descending lifeline can separately extend the fuel reserve tank for being used to make up oil reserve problem less than normal communicated with oil storage tank 70.
The course of work of the present embodiment：
This hydraulic pump type is damped into reciprocal lifesaving descent control device to be fixed on the wall above window by left and right support.People or
Object is fixed on the steel wire rope of left (right side) side line disk by person, and object declines (or people declines), and steel wire rope drives on left (right side)
Side line disk is rotated along (inverse) hour hands, and band moving axis 51 and gear are rotated along (inverse) hour hands, now, and hydraulic damping pump left chamber is oil suction
Chamber, right chamber are pumping cavity；The oil of pumping cavity is entered by the left oil groove 62 on right end cap 53, left oilhole 64 and left choke valve 66 to be hindered
Buddhist nun hole 69, then enter oil sucting cavity from the damping hole other end by right choke valve 65, right oilhole 63, right oil groove 61.Oil sucting cavity is negative
Pressure, fluid mostlys come from the oil after high-voltage oil cavity is depressured via damping hole, and insufficient section can be supplemented by the oil of oil storage tank.
Due to damping hole 69 damping and damping hole two ends choke valve metering function collective effect under, pumping cavity keep
Certain pressure, is limited the rotating speed of gear, that is, the decrease speed of object or people are controlled, and realizes slow drop
Purpose.
After side object or person decline in place, it is operated again using the steel wire of opposite side drum, due to left and right ends
The direction of winding of drum is on the contrary, now, steel wire rope drives inverse (suitable) hour hands of right (left side) side line disk to rotate, and band moving axis 51 and gear are inverse
(suitable) hour hands are rotated, and now, left side drum withdraws steel wire, so as to another task.Now, hydraulic damping pump right chamber is oil suction
Chamber, left chamber are pumping cavity；The oil of pumping cavity is entered by the right oil groove 61 on right end cap 53, right oilhole 63 and right choke valve 65 to be hindered
Buddhist nun hole 69, then enter oil sucting cavity from the damping hole other end by left choke valve 66, left oilhole 64, left oil groove 62.Oil sucting cavity is negative
Pressure, fluid mostlys come from the oil after high-voltage oil cavity is depressured via damping hole, and insufficient section can be supplemented by the oil of oil storage tank.
This hydraulic pump type of the present embodiment damps reciprocal lifesaving descent control device, passes through left drum, right drum rotation work, efficiency
It is improved.
What is be not specifically noted in all description of the invention is prior art or can be realized by existing technology,
It should be appreciated that for those of ordinary skills, can according to the above description be improved or be converted, and it is all this
A little modifications and variations should all belong to the protection domain of appended claims of the present invention.
Claims (6)
1. a kind of hydraulic pump type damps reciprocal lifesaving descent control device, it is characterised in that：Including hydraulic pump type damper (5), in hydraulic pressure
The left and right sides end face of pump type damper (5) sets left drum (3) and right drum (1), left drum (3) and right drum (1) respectively
Direction of winding it is opposite；
Hydraulic pump type damper (5) includes main shaft (51), and the pump housing (54), main shaft (51) are set with the center of main shaft (51)
On the main shaft positioned at the pump housing (54) both sides extend through left drum (3) and right drum (1) and by be bonded connect left drum (3) and
The axle for limiting left drum (3) and right drum (1) is fixed in right drum (1), two ends of main shaft (51) by backing plate and bolt
To position；
Left end cap (55) and right end cap (53), left end cap (55) and right-hand member are set respectively on the left and right sides end face of the pump housing (54)
Lid (53) is rotatably arranged on main shaft (51) by bearing；Left drum (3) is connected by left closure on left end cap (55), it is right
End cap (53) connects right drum (1) by right closure；
The inner gear rotor (59) that main shaft (51) are arranged on by key is set inside the pump housing (54), mutually nibbled with inner gear rotor (59)
The external gear rotor (56) of conjunction, the embedded moon between inner gear rotor (59) and external gear rotor (56) intermeshing engaging tooth
Dental lamina (57)；Inner gear rotor (59) is with external gear rotor (56) and left end cap (55) and right end cap (53) in swing link (57)
Both sides surround two oil pockets, are left oil pocket and right oil pocket；Main shaft (51) drives inner gear rotor (59) and external gear rotor (56)
When rotating counterclockwise, left oil pocket is that pumping cavity, right oil pocket are oil sucting cavity；Main shaft (51) drives inner gear rotor (59) and external gear
Rotor (56) is rotated clockwise, and left oil pocket is that oil sucting cavity, right oil pocket are pumping cavity；
Two oil grooves are opened up on right end cap (53) on the panel being in contact with the pump housing (54), are left oil groove (62) and right oil groove
(61), left oil groove (62) is communicated with right oil pocket, right oil groove (61) and left oil pocket；Left oilhole (64) is provided with inside right end cap (53)
With right oilhole (63), left oilhole (64) communicates with left oil groove (62), and right oilhole (63) communicates with right oil groove (61), in left oilhole
(64) damping hole (69) is provided between right oilhole (63), choke valve is equipped with damping hole (69) two ends, is left choke valve
And right choke valve (65) (66)；Oil storage tank (70) is also provided with the top of damping hole (69), oil storage tank (70) passes through left check valve
(68) while being communicated with left oilhole (64) and left oil groove (62)；Oil storage tank (70) by right check valve (67) and meanwhile with right oilhole
(63) communicated with right oil groove (61)；Set oil groove to cover (71) at the top of oil storage tank (70), be provided with oil groove capping (71)
Oil nozzle (72).
2. reciprocal lifesaving descent control device is damped using the hydraulic pump type described in claim 1, it is characterised in that inner gear rotor (59)
Cycloid gear is with external gear rotor (56).
3. reciprocal lifesaving descent control device is damped using the hydraulic pump type described in claim 1, it is characterised in that the pump housing (54) and left end
Alignment pin (58) is respectively provided between lid (55) and right end cap (53).
4. damp reciprocal lifesaving descent control device using the hydraulic pump type described in claim 1, it is characterised in that on left closure with
Left end cap (55) touching position to set and setting sealing ring with right end cap (53) touching position on sealing ring, right closure.
5. reciprocal lifesaving descent control device is damped using the hydraulic pump type described in claim 1, it is characterised in that in hydraulic pump type damping
The left and right sides end face of device (5) is also respectively arranged to the left socle (4) and right support (2) that descending lifeline is integrally fixed.
6. reciprocal lifesaving descent control device is damped using the hydraulic pump type described in claim 1, it is characterised in that descending lifeline can separately extend
The fuel reserve tank for being used to make up oil reserve problem less than normal communicated with oil storage tank (70).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710224386.8A CN106943682A (en) | 2017-04-07 | 2017-04-07 | Hydraulic pump type damping reciprocating lifesaving descent control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710224386.8A CN106943682A (en) | 2017-04-07 | 2017-04-07 | Hydraulic pump type damping reciprocating lifesaving descent control device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106943682A true CN106943682A (en) | 2017-07-14 |
Family
ID=59475449
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710224386.8A Pending CN106943682A (en) | 2017-04-07 | 2017-04-07 | Hydraulic pump type damping reciprocating lifesaving descent control device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106943682A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11840422B2 (en) | 2017-08-21 | 2023-12-12 | Macnaught Pty Ltd | Reel braking system |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US728145A (en) * | 1903-03-20 | 1903-05-12 | James Triplett | Fire-escape. |
| US3265358A (en) * | 1964-04-22 | 1966-08-09 | John M Delaney | Load lowering device |
| JPS49127100U (en) * | 1973-02-23 | 1974-10-31 | ||
| US3847377A (en) * | 1973-06-07 | 1974-11-12 | Safety Devices Inc | Safety lowering device |
| JPS5048794A (en) * | 1973-09-01 | 1975-05-01 | ||
| CN2900865Y (en) * | 2006-03-31 | 2007-05-16 | 吴涛慧 | Inside engaged gear pump |
| CN102743827A (en) * | 2012-07-13 | 2012-10-24 | 河海大学常州校区 | Hydraulic descent control device |
-
2017
- 2017-04-07 CN CN201710224386.8A patent/CN106943682A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US728145A (en) * | 1903-03-20 | 1903-05-12 | James Triplett | Fire-escape. |
| US3265358A (en) * | 1964-04-22 | 1966-08-09 | John M Delaney | Load lowering device |
| JPS49127100U (en) * | 1973-02-23 | 1974-10-31 | ||
| US3847377A (en) * | 1973-06-07 | 1974-11-12 | Safety Devices Inc | Safety lowering device |
| JPS5048794A (en) * | 1973-09-01 | 1975-05-01 | ||
| CN2900865Y (en) * | 2006-03-31 | 2007-05-16 | 吴涛慧 | Inside engaged gear pump |
| CN102743827A (en) * | 2012-07-13 | 2012-10-24 | 河海大学常州校区 | Hydraulic descent control device |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11840422B2 (en) | 2017-08-21 | 2023-12-12 | Macnaught Pty Ltd | Reel braking system |
| TWI851540B (en) * | 2017-08-21 | 2024-08-11 | 澳大利亞商麥納特有限公司 | Hose or cable reel having a braking system |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170714 |
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| RJ01 | Rejection of invention patent application after publication |