CN209469632U - A kind of miniature explosion-proof hydraulic power system and the intelligent well cover with the system - Google Patents
A kind of miniature explosion-proof hydraulic power system and the intelligent well cover with the system Download PDFInfo
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- CN209469632U CN209469632U CN201822191594.5U CN201822191594U CN209469632U CN 209469632 U CN209469632 U CN 209469632U CN 201822191594 U CN201822191594 U CN 201822191594U CN 209469632 U CN209469632 U CN 209469632U
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Abstract
Utility model discloses a kind of miniature explosion-proof hydraulic power system and the intelligent well cover with the system, including two-way quantitative oil pump, hydraulic cylinder, oil path block, there is oil cylinder in the lower end of oil path block, the upper end is provided with motor, the power output shaft of motor is sequentially connected through oil path block in two-way quantitative oil pump in oil cylinder, oil cylinder and hydraulic cylinder are formed into a loop through oil path block, and motor driven two-way quantitative oil pump feed is in oil path block.The utility model miniature explosion-proof hydraulic power system only needs 2 power supply lines that can realize whole controls, it controls simple and convenient, hydraulic power system, entirety can be directly mounted on well lid, the equipment such as power cabinet, oil pipe, controlled hydraulic solenoid valve are eliminated, and a small amount of hydraulic oil is only needed equipment can be made to work normally；Miniature explosion-proof hydraulic power system production life cycle, difficulty, production cost all substantially reduce, and save the use space at scene, and construction work amount can reduce 80% or more, and installation difficulty is greatly reduced.
Description
Technical field
The utility model relates to well lid field more particularly to a kind of miniature explosion-proof hydraulic power system and with the system
Intelligent well cover.
Background technique
City integrated piping lane is to be built in Urban Underground for laying the public utility of municipal public use pipeline.Pipe gallery
Implement unified planning, design, construction and maintenance.The personnel of pipe gallery and material entrance are in order to realize unified monitoring using intelligence
Energy well lid enters and leaves, can controllably operate, the function with power mechanism to reach personnel's material；And it can be chosen according to different needs
Select different power units to meet different demands.
Current hydraulic intelligent well lid power mechanism is assembly type mechanism, including motor, oil pump, fuel tank, hydraulic valve, more
Road external oil pipe, hydraulic cylinder, power cabinet and various wirings；It is rotated by motor and drives operation of oil pump, by the hydraulic oil in fuel tank
It is transported to hydraulic valve, by controlling hydraulic valve, hydraulic oil is transported in hydraulic cylinder, thus by the input of hydraulic oil come real
The telescopic movable of existing hydraulic cylinder；This hydraulic power mechanism volume is big, mechanism weight, and installation is inconvenient, hydraulic cylinder and dynamical system
Separation, oil pipe and hydraulic oil demand are more, and oil circuit connection is cumbersome, and electrical connecting wires increase, and control is complicated；Not only waste material
Material and increases difficulty of construction at occupied space, is affected to construction speed, there is poor economic benefit.
Utility model content
The purpose of this utility model is to provide a kind of miniature explosion-proof hydraulic power system and with the smart well of the system
Lid, have it is small in size, facilitate installation and explosion-proof advantage, solve mechanism weight, installation is inconvenient, hydraulic cylinder and dynamical system
System separation, oil pipe and hydraulic oil demand are more, and oil circuit connection is cumbersome, and electrical connecting wires increase, and control is complicated；Not only waste material
Material and increases difficulty of construction at occupied space, the problem of being affected to construction speed.
In order to achieve the above objectives, the utility model adopts the following technical solution: a kind of miniature explosion-proof hydraulic power system, packet
Two-way quantitative oil pump, hydraulic cylinder, oil path block are included, there is oil cylinder in the lower end of oil path block, and the upper end is provided with motor, and motor moves
Power output shaft is formed into a loop in two-way quantitative oil pump in oil cylinder, oil cylinder and hydraulic cylinder through oil path block through oil path block transmission connection,
Motor driven two-way quantitative oil pump feed is in oil path block.
Further, oil path block includes metal blocks, be equipped in metal blocks the first power oil-duct, the second power oil-duct,
Two-way oil return line, two-way control oil circuit, two overflow valves, two check valves, two hydraulic control one-way valves, two-way quantitative oil pump
Two hydraulic fluid ports are connected to connection, the first power oil-duct, the second power oil with the middle part of the first power oil-duct, the second power oil-duct respectively
The middle part on road is led to oil cylinder by being serially connected with the oil return line of overflow valve respectively to be connect, the first power oil-duct, the second power oil-duct
One end pass through hydraulic control one-way valve and the contraction copper oil pipe of hydraulic cylinder respectively, jacking copper oil pipe be connected to connection, the other end concatenates
Connection is connected to after check valve with oil cylinder bottom, passes through the hydraulic control on control oil circuit and the second power oil-duct in the middle part of the first power oil-duct
The control terminal of check valve is connected to connection, passes through the fluid-control one-way on control oil circuit and the first power oil-duct in the middle part of the second power oil-duct
The control terminal of valve is connected to connection.
Further, the motor includes guard shield, and guard shield one end is provided with explosion-proof rear cover, other end setting
There is explosive-proof sealed lid, explosive-proof sealed outer side of lid is provided with drive end bearing bracket, and the middle part in guard shield is axially provided with annular stator, ring
Middle part in shape stator is axially provided with rotor, rotor one end by bearing be fixed on it is explosion-proof after cover, the other end is through anti-
Quick-fried sealing cover and drive end bearing bracket, and by bearing be fixed on it is explosive-proof sealed cover, it is described it is explosion-proof after cover to be provided with and connect through explosion-proof
Head, drive end bearing bracket are fixedly connected by screw with oil path block.
A kind of intelligent well cover with miniature explosion-proof hydraulic power system, including miniature explosion-proof hydraulic power system and
Well lid main body.
Further, further include well lid pedestal, well lid cover board, linear bearing, vertically fixed in well lid pedestal inside side walls
There is support arm, support arm two sides are symmetrically arranged with linear bearing, and guiding axis, guiding axis upper end and well lid are provided in linear bearing
The lower end of cover board is hinged, and the hydraulic cylinder upper end in the miniature explosion-proof hydraulic power system is cut with scissors by fixed lug and well lid cover board
It connects, lower end and support earrings are hinged.
Further, intelligent well cover further includes power-assisted Air spring support, power-assisted Air spring support one end and well lid lid
Plate lower end is hinged, and the inner sidewall of the other end and well lid pedestal is hinged
The utility model has the beneficial effect that compared with prior art
1. hydraulic power system integrally can be directly mounted on well lid, eliminate power cabinet, oil pipe, a large amount of hydraulic oil, can
The equipment such as draining pressure electromagnetic valve；
2. miniature explosion-proof hydraulic power system structure is small in size, light-weight, space can be largely saved；
3. miniature explosion-proof hydraulic power system only needs 2 power supply lines that can realize whole controls, control simple and convenient；
4. miniature explosion-proof hydraulic power system production life cycle, difficulty, production cost all substantially reduce, construction work amount can subtract
Few 80% or more, installation difficulty is greatly reduced.
Detailed description of the invention
Attached drawing is used to provide a further understanding of the present invention, and constitutes part of specification, practical with this
Novel embodiment is used to explain the utility model together, does not constitute limitations of the present invention.In the accompanying drawings:
Fig. 1 be the utility model proposes a kind of intelligent well cover with miniature explosion-proof hydraulic power system structural representation
Figure；
Fig. 2 be the utility model proposes a kind of miniature explosion-proof hydraulic power system structural schematic diagram；
Fig. 3 be the utility model proposes a kind of miniature explosion-proof hydraulic power system oil piping system figure schematic diagram.
In figure: 1- miniature explosion-proof hydraulic power system, 2- shrink copper oil pipe, 4- motor, 5- oil cylinder, 6- jacking copper oil pipe,
7- oil path block, 8- hydraulic cylinder, 9- well lid pedestal, 10- well lid cover board, 11- power-assisted Air spring support, 12- fixed lug, 13- are straight
Spool holds, 14- support arm, 15- power supply line, 16- Explosion proof joint, the explosion-proof rear cover of 17-, 18- rotor coil component, 19- rotor,
The explosive-proof sealed lid of 20- annular stator, 21- guard shield, 22-, 23- drive end bearing bracket, 25- oil circuit, the first power oil-duct of 251-, 252-
Second power oil-duct, 26- hydraulic control one-way valve, 261- hydraulic control one-way valve A, 262- hydraulic control one-way valve B, 27- control oil circuit, 271- control
Liquefaction road A, 272- control oil circuit B, 28- check valve, 281- check valve A, 282- check valve B, 29- two-way quantitative oil pump, 291-
Two-way quantitative oil pump A, 292- two-way quantitative oil pump B, 30- overflow valve, 301- overflow valve A, 302- overflow valve B, 31- oil return pipe
Road, 311- oil return line A, 312- oil return line B, 32- metal blocks.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Referring to Fig.1-3, a kind of miniature explosion-proof hydraulic power system, including two-way quantitative oil pump 29, hydraulic cylinder 8, oil path block
7, there is oil cylinder 5 in the lower end of oil path block 7, and the upper end is provided with motor 4, and the power output shaft of motor 4 is driven through oil path block 7
It is connected to two-way quantitative oil pump 29 in oil cylinder 5, oil cylinder 5 is formed into a loop with hydraulic cylinder 8 through oil path block 7, and motor 4 drives two-way fixed
29 fuel feeding of dispensing pump is in oil path block 7.
Oil path block 7 includes metal blocks 32, is equipped with the first power oil-duct, the second power oil-duct, two-way in metal blocks 32
Oil return line 31, two-way control the overflow valve 30, two of oil circuit 27, two check valve, two hydraulic control one-way valves 26, two-way quantitative oil
Two hydraulic fluid ports of pump 29 are connected to connection, the first power oil with the middle part of the first power oil-duct 251, the second power oil-duct 252 respectively
Road 251, the second power oil-duct 252 middle part led to oil cylinder 5 by being serially connected with the oil return line 31 of overflow valve 30 connect respectively,
One power oil-duct 251, the second power oil-duct 252 one end pass through the contraction copper oil pipe of hydraulic control one-way valve 26 Yu hydraulic cylinder 8 respectively
2, the connection of jacking copper oil pipe 6 connects, and is connected to connection, the first power oil-duct with 5 bottom of oil cylinder after other end concatenation check valve 28
251 middle parts are connected to connection with the control terminal of the hydraulic control one-way valve 26 on the second power oil-duct 252 by controlling oil circuit 27, and second is dynamic
Connection is connected to the control terminal of the hydraulic control one-way valve 26 on the first power oil-duct 251 by control oil circuit 27 in the middle part of power oil circuit 252.
The motor 4 includes guard shield 21, and 21 one end of guard shield is provided with explosion-proof rear cover 17, and the other end is provided with
Explosive-proof sealed lid 22 is provided with drive end bearing bracket 23 on the outside of explosive-proof sealed lid 22, and the middle part in guard shield 21 is axially provided with annular
Stator 20, the middle part in annular stator 20 are axially provided with rotor 19, and 19 one end of rotor is fixed on explosion-proof rear cover 17 by bearing
On, the other end is fixed on explosive-proof sealed lid 22 through explosive-proof sealed lid 22 and drive end bearing bracket 23 by bearing, described explosion-proof
It is provided on rear cover 17 through Explosion proof joint 16, drive end bearing bracket 23 is fixedly connected by screw with oil path block 7.
A kind of intelligent well cover with miniature explosion-proof hydraulic power system, well lid main body include well lid pedestal 9, well lid cover board
10, linear bearing 13 are vertically and fixedly provided with support arm 14 in 9 inside side walls of well lid pedestal, and 14 two sides of support arm are symmetrically arranged with directly
Spool holds 13, and guiding axis is provided in linear bearing 13, and guiding axis upper end and the lower end of well lid cover board 10 are hinged, described miniature anti-
8 upper end of hydraulic cylinder in quick-fried hydraulic power system 1 is hinged by fixed lug 12 and well lid cover board 10, lower end and support earrings
141 is hinged, further includes power-assisted Air spring support 11, and described 11 one end of power-assisted Air spring support and 10 lower end of well lid cover board are hinged,
The inner sidewall of its other end and well lid pedestal 9 is hinged.
A kind of application method of miniature explosion-proof hydraulic power system；
After motor 4, which starts, drives 29 turn of two-way quantitative oil pump, right output port of the hydraulic oil from two-way quantitative oil pump 29
Two-way quantitative oil pump 29 is flowed into, when the hydraulic oil in oil cylinder 5 flows through check valve B282；Make after 29 turn of two-way quantitative oil pump
High pressure liquid pressure oil is flowed out from the left port of two-way quantitative oil pump 29, high pressure liquid pressure oil reaches hydraulic control one-way valve through left side oil circuit 25
A261, high pressure opens hydraulic control one-way valve A261, while inversely opening hydraulic control one-way valve B262, high pressure liquid by controlling oil circuit A271
Pressure oil flows through hydraulic control one-way valve A261, jacking copper oil pipe 6 reaches the left side of 8 piston of hydraulic cylinder, and high pressure liquid pressure oil to live at this time
Plug, hydraulic stem move right, while the low-pressure hydraulic oil on the right side of piston is by contraction copper oil pipe 2 and the hydraulic control inversely opened
Check valve B262, low-pressure hydraulic oil reach 29 right hand inlet port of two-way quantitative oil pump.Since the hydraulic oil in control oil circuit B272 is
Low-pressure hydraulic oil cannot make hydraulic control one-way valve A261 inversely open.When the high pressure liquid pressure oil in hydraulic cylinder 8 reaches rated pressure
Afterwards, two-way quantitative oil pump 29 continues fuel feeding, and after pressure reaches the rated pressure of overflow valve 30 at this time, overflow valve A301 is opened, high
Hydraulic fluid pressure oil flows back into oil cylinder 5 through oil return line A311.When the rotation of two-way quantitative oil pump opposite direction, oil circuit flow direction and liquid
Cylinder pressure putter action is also opposite.After closing dynamical system, due to no high pressure liquid pressure oil, hydraulic control one-way valve A261 and hydraulic control
Check valve B262 is closed, and the oil in hydraulic cylinder is in air-tight state, so that hydraulic stem is fixed, to realize hydraulic system
Pressure holding function.
Place is not described in detail for the utility model, is the well-known technique of those skilled in the art.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (6)
1. a kind of miniature explosion-proof hydraulic power system, it is characterised in that: including two-way quantitative oil pump (29), hydraulic cylinder (8), oil circuit
Block (7), the lower end of oil path block (7) have oil cylinder (5), and the upper end is provided with motor (4), and the power output shaft of motor (4) passes through
Oil path block (7) transmission connection is worn in the interior two-way quantitative oil pump (29) of oil cylinder (5), oil cylinder (5) and hydraulic cylinder (8) are through oil path block (7)
Forming circuit, motor (4) drive two-way quantitative oil pump (29) fuel feeding in oil path block (7).
2. miniature explosion-proof hydraulic power system according to claim 1, it is characterised in that: oil path block (7) includes metal block
Body (32), metal blocks (32) are interior to be equipped with the first power oil-duct (251), the second power oil-duct (252), two-way oil return line
(31), two-way controls oil circuit (27), two overflow valves (30), two check valves, two hydraulic control one-way valves (26), two-way quantitative oil
Two hydraulic fluid ports of pump (29) are connected to connection with the middle part of the first power oil-duct (251), the second power oil-duct (252) respectively, and first
Power oil-duct (251), the second power oil-duct (252) middle part respectively by be serially connected with the oil return lines (31) of overflow valve (30) with
Oil cylinder (5), which leads to, to be connect, the first power oil-duct (251), the second power oil-duct (252) one end pass through hydraulic control one-way valve (26) respectively
Be connected to connection with the contraction copper oil pipe (2) of hydraulic cylinder (8), jacking copper oil pipe (6), other end concatenation check valve (28) afterwards with oil
The connection connection of cylinder (5) bottom, the first power oil-duct (251) middle part pass through on control oil circuit (27) and the second power oil-duct (252)
The control terminal of hydraulic control one-way valve (26) be connected to connection, pass through control oil circuit (27) and first in the middle part of the second power oil-duct (252)
The control terminal of hydraulic control one-way valve (26) on power oil-duct (251) is connected to connection.
3. miniature explosion-proof hydraulic power system according to claim 2, it is characterised in that: the motor (4) includes protection
Shell (21), guard shield (21) one end are provided with explosion-proof rear cover (17), and the other end is provided with explosive-proof sealed lid (22), explosion-proof
It is provided with drive end bearing bracket (23) on the outside of sealing cover (22), the middle part in guard shield (21) is axially provided with annular stator (20), ring
Middle part in shape stator (20) is axially provided with rotor (19), and rotor (19) one end is fixed on explosion-proof rear cover (17) by bearing
On, the other end is fixed on explosive-proof sealed lid (22), institute through explosive-proof sealed lid (22) and drive end bearing bracket (23) by bearing
It states and is provided on explosion-proof rear cover (17) through Explosion proof joint (16), drive end bearing bracket (23) is fixedly connected by screw with oil path block (7).
4. a kind of intelligent well cover with miniature explosion-proof hydraulic power system, it is characterised in that any one including claims 1 to 3
Miniature explosion-proof hydraulic power system and well lid main body described in.
5. the intelligent well cover according to claim 4 with miniature explosion-proof hydraulic power system, it is characterised in that: the well
Lid main body includes well lid pedestal (9), well lid cover board (10), linear bearing (13), is vertically fixed in well lid pedestal (9) inside side walls
Having support arm (14), support arm (14) two sides are symmetrically arranged with linear bearing (13), it is provided with guiding axis in linear bearing (13),
Guiding axis upper end and the lower end of well lid cover board (10) are hinged, on the hydraulic cylinder (8) on the miniature explosion-proof hydraulic power system (1)
Hingedly by fixed lug (12) and well lid cover board (10), lower end and support earrings (141) are hinged at end.
6. the intelligent well cover according to claim 5 with miniature explosion-proof hydraulic power system, it is characterised in that: further include
Power-assisted Air spring support (11), described power-assisted Air spring support (11) one end and well lid cover board (10) lower end are hinged, the other end
It is hinged with the inner sidewall of well lid pedestal (9).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822191594.5U CN209469632U (en) | 2018-12-25 | 2018-12-25 | A kind of miniature explosion-proof hydraulic power system and the intelligent well cover with the system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822191594.5U CN209469632U (en) | 2018-12-25 | 2018-12-25 | A kind of miniature explosion-proof hydraulic power system and the intelligent well cover with the system |
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| CN209469632U true CN209469632U (en) | 2019-10-08 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109538549A (en) * | 2018-12-25 | 2019-03-29 | 浙江致腾电气成套设备有限公司 | A kind of intelligent well cover with miniature explosion-proof hydraulic power system |
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2018
- 2018-12-25 CN CN201822191594.5U patent/CN209469632U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109538549A (en) * | 2018-12-25 | 2019-03-29 | 浙江致腾电气成套设备有限公司 | A kind of intelligent well cover with miniature explosion-proof hydraulic power system |
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