CN110242759A - A kind of door closer flow path solenoid valve and automatically controlled door closer - Google Patents
A kind of door closer flow path solenoid valve and automatically controlled door closer Download PDFInfo
- Publication number
- CN110242759A CN110242759A CN201910641153.7A CN201910641153A CN110242759A CN 110242759 A CN110242759 A CN 110242759A CN 201910641153 A CN201910641153 A CN 201910641153A CN 110242759 A CN110242759 A CN 110242759A
- Authority
- CN
- China
- Prior art keywords
- flow path
- spool
- movable block
- door closer
- electricity
- 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.)
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Links
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 101
- 229910052742 iron Inorganic materials 0.000 claims abstract description 48
- 230000005611 electricity Effects 0.000 claims abstract description 47
- 230000008878 coupling Effects 0.000 claims description 5
- 238000010168 coupling process Methods 0.000 claims description 5
- 238000005859 coupling reaction Methods 0.000 claims description 5
- 230000007246 mechanism Effects 0.000 claims description 5
- 239000010720 hydraulic oil Substances 0.000 description 12
- 238000010586 diagram Methods 0.000 description 7
- 239000003921 oil Substances 0.000 description 7
- 238000009825 accumulation Methods 0.000 description 4
- 230000008859 change Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 230000000903 blocking effect Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000005452 bending Methods 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000696 magnetic material Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 230000032258 transport Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
- E05F15/00—Power-operated mechanisms for wings
- E05F15/50—Power-operated mechanisms for wings using fluid-pressure actuators
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K27/00—Construction of housing; Use of materials therefor
- F16K27/04—Construction of housing; Use of materials therefor of sliding valves
- F16K27/044—Construction of housing; Use of materials therefor of sliding valves slide valves with flat obturating members
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K27/00—Construction of housing; Use of materials therefor
- F16K27/04—Construction of housing; Use of materials therefor of sliding valves
- F16K27/048—Electromagnetically actuated valves
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K3/00—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
- F16K3/02—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with flat sealing faces; Packings therefor
- F16K3/0281—Guillotine or blade-type valves, e.g. no passage through the valve member
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K3/00—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
- F16K3/30—Details
- F16K3/314—Forms or constructions of slides; Attachment of the slide to the spindle
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
- F16K31/06—Actuating devices; Operating means; Releasing devices electric; magnetic using a magnet, e.g. diaphragm valves, cutting off by means of a liquid
- F16K31/0644—One-way valve
- F16K31/0668—Sliding valves
Abstract
The present invention relates to a kind of door closer flow path solenoid valves, it includes: that electricity inhales iron；Movable block, the movable block are inhaled iron phase with the electricity and are correspondingly arranged, and the movable block and the electricity are inhaled and be provided with little spring between iron；Spool, the spool are connected with the movable block, and the spool at least has opening state and closed state for controlling the flow path I for extending into flow path I, the spool.Further relate to a kind of door closer based on the solenoid valve.Iron, movable block and spool are inhaled due to being provided with electricity, and movable block is inhaled iron phase with electricity and is correspondingly arranged, movable block and spool link together, movable block and electricity, which are inhaled, is provided with little spring between iron, therefore mobile by little spring driving spool after power-off, so as to stablize driving speed.
Description
Technical field
The present invention relates to a kind of door closer flow path solenoid valves, further relate to a kind of automatically controlled door closer.
Background technique
In the window or door of the buildings such as house, apartment, Business Building, it is sometimes desirable to use door closer, have in door closer
Store usable spring, spring energy accumulation when enabling；The energy of spring release accumulation, reaches automatic door-closing after external force releasing
Purpose.
A kind of door closer is needed in reality, after the door is opened, can make to stop and be maintained at opening state, and need
It releases opening state and makes a closing.
" 107435477 A of CN " discloses a kind of " electric-controlled hydraulic door closer ", can be incited somebody to action and stopping the control of a solenoid valve
Door stops at an open position.Its disadvantages are that: it is pushed open using hydraulic and by valve, therefore the speed that valve is opened
It is influenced by hydraulic, if hydraulic variation, valve opening speed can change.Therefore valve opening speed becomes uncontrollable.Therefore
It needs to improve.
Summary of the invention
The invention aims to provide a kind of door closer flow path solenoid valve, spool opening speed can be stablized.
In order to achieve the above objectives, the technical solution adopted by the present invention is that:
The present invention provides a kind of door closer flow path solenoid valves, it includes:
Electricity inhales iron；
Movable block, the movable block are inhaled iron phase with the electricity and are correspondingly arranged, and the movable block and the electricity are inhaled and be provided between iron
Little spring；
Spool, the spool are connected with the movable block, and the spool is used to extend into the flow path I in door closer, institute
Stating spool at least has opening state and closed state for controlling the flow path I.
Optionally, the electricity, which is inhaled, is provided with caulking groove on iron and/or the movable block, and the little spring is inlayed into the caulking groove
In.
Optionally, the proximal end of the spool is to closely extending through the movable block, and the proximal end of the spool is provided with method
Blue disk, the ring flange are pushed against the movable block nearside, and one end of the little spring is pushed against on the ring flange.
The present invention also provides a kind of automatically controlled door closer, it includes the flow path I being arranged in door closer and described for controlling
The solenoid valve of I on-off of flow path, the solenoid valve include:
Electricity inhales iron；
Movable block, the movable block are inhaled iron phase with the electricity and are correspondingly arranged, and the movable block and the electricity are inhaled and be provided between iron
Little spring；
Spool, the spool are connected with the movable block, and the spool extends into flow path I, and the spool is for controlling
The flow path I at least has opening state and closed state.
Optionally, it further includes guide channel, and the guide channel is connected with the flow path I, the movable block sliding
It is arranged in the guide channel.
Optionally, the flow path I includes first segment, second segment and the third section being successively continuously arranged, the spool sliding
It is arranged in the second segment, the first segment and the second segment connection are connector I, the third section and described the
Two sections of connections are connector II, and the connector I and the connector II are staggered setting.
Optionally, the flow path I includes first segment, second segment and the third section being successively continuously arranged, the spool sliding
It is arranged in the second segment, in front of at least partly abutting of the third section movable block.
Optionally, if the electricity, which inhales iron, is in energized state, the flow path I is in close state.
Optionally, it further include:
Main casing is provided with inner cavity in the main casing；
Piston, the piston are set in the inner cavity, and the piston is connected to the coupling mechanism that the folding with door interlocks；
Main spring, shutdown energy is accumulated in the traveling of the piston when main spring is by opening door；
The both ends of the flow path I are separately connected into the inner cavity of the forward and backward side of the piston.
Further, it further includes flow path II, and the both ends of the flow path II are separately connected into the forward and backward side of the piston
In the inner cavity, when the piston proceeds to setting position, the flow path II is blocked.
Due to the above technical solutions, the present invention has the following advantages over the prior art:
Door closer flow path solenoid valve and automatically controlled door closer of the invention inhales iron, movable block and spool due to being provided with electricity, and
Movable block is inhaled iron phase with electricity and is correspondingly arranged, and movable block and spool link together, and movable block and electricity are inhaled and be provided with small bullet between iron
Spring, thus after power-off, it is mobile by little spring driving spool, so as to stablize driving speed.
Detailed description of the invention
Some specific embodiments of the present invention is described in detail by way of example and not limitation with reference to the accompanying drawings hereinafter.
Identical appended drawing reference denotes same or similar part or part in attached drawing.It should be appreciated by those skilled in the art that these
What attached drawing was not necessarily drawn to scale.In attached drawing:
Fig. 1 is that according to embodiments of the present invention 1 automatically controlled door closer is mounted on schematic diagram on door and doorframe；
Fig. 2 is the sectional view of the embodiment of the present invention 1；
Fig. 3 is another state diagram of Fig. 2；
Fig. 4 is enlarged diagram at D in Fig. 2 and Fig. 3；
Fig. 5 corresponds to Fig. 4, inhales schematic diagram after iron powers off for electricity；
Fig. 6 is the sectional view of the embodiment of the present invention 2；
Fig. 7 is enlarged diagram at E in Fig. 6；
Fig. 8 corresponds to Fig. 7, inhales schematic diagram after iron powers off for electricity；
Fig. 9 is the partial cutaway view of the embodiment of the present invention 3, can comparative diagram 5；
Wherein, the reference numerals are as follows:
1, door closer；
2, main casing；
3, coupling mechanism；
4, the first arm；
5, the second arm；
6, solenoid valve；
7, electricity inhales iron；
8, movable block；
9, little spring；
10, spool；
11, flow path I；
12, caulking groove；
13, ring flange；
14, guide channel；
15, first segment；
16, second segment；
17, third section；
18, connector I；
19, connector II；
20, inner cavity；
21, piston；
22, main spring；
23, flow path II；
24, flow path III；
25, gear shaft；
26, check valve；
27, pinion gear；
28, locating aperture；
29, fixed frame；
30, O-ring；
31, nut；
32, stud；
33, rack gear；
A, door；
B, doorframe is open；
C, doorframe.
Specific embodiment
Technical solution of the present invention is clearly and completely described below in conjunction with attached drawing, it is clear that described implementation
Example is a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, ordinary skill
Personnel's every other embodiment obtained without making creative work, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", "vertical",
The orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" be based on the orientation or positional relationship shown in the drawings, merely to
Convenient for description the present invention and simplify description, rather than the device or element of indication or suggestion meaning must have a particular orientation,
It is constructed and operated in a specific orientation, therefore is not considered as limiting the invention.In addition, term " first ", " second ",
" third " is used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.
As long as in addition, the non-structure each other of technical characteristic involved in invention described below different embodiments
It can be combined with each other at conflict.
Embodiment 1
Such as Fig. 1, door closer 1 is mounted on an A and doorframe C, and door A setting is cut with scissors at doorframe opening B and with the side doorframe C
It connects.The main casing 2 of door closer 1 is mounted on an A, and coupling mechanism 3 is connected to the upper lintel of doorframe C.Coupling mechanism 3 includes the first arm 4
With the second arm 5.Second arm, 5 one end and the upper lintel of doorframe C are hinged, and 5 other end of the second arm and one end of the first arm 4 are hinged, and first
The other end and main casing 2 of arm 4 are hinged.
Such as Fig. 2, in fact, the other end of the first arm 4 is fixed on gear shaft 25.
Automatically controlled door closer include main casing 2, the inner cavity being arranged in main casing 2 20, sliding be arranged in inner cavity 20 piston 21,
Main spring 22, the flow path (including flow path I 11, flow path II 23, flow path III 24) and solenoid valve 6 for being connected to 21 front and back side of piston.Electricity
Magnet valve 6 is used to control the on-off of flow path I 11.
Inner cavity 20 is sealing state, wherein being filled with hydraulic oil, in other embodiment, pressure can also be filled in inner cavity 20
Contracting gas.
The sliding of piston 21 is arranged in inner cavity 20, is provided with rack gear 33 on piston 21, and rack gear 33 and is fixed on gear shaft
Pinion gear 27 on 25 is meshed.
Main spring 22 is provided on the right side of piston 21, main spring 22 is pushed against between 20 right end wall of inner cavity and piston 21.Work as work
Plug 21 is when sliding forward, namely when sliding to the right, main spring 22 accumulates shutdown energy by compression.When the release accumulation of main spring 22
When energy, piston 21 can be pushed to slide to the left.The sliding of piston 21 and the folding of door link.
Flow path III 24 is offered on piston 21, flow path III 24 is connected to the inner cavity 20 of 21 front and back side (left and right sides) of piston.Flow path
Check valve 26 is provided in III 24, check valve 26 controls hydraulic oil in flow path III 24 can only flow to rear side on front side of piston 21, i.e.,
Left side can only be flowed on the right side of piston 21.In other embodiment, flow path III 24 can also be provided in main casing 2.
Flow path II 23, the equally connection 21 front and back side (left and right sides) of piston of flow path II 23 are additionally provided in main casing 2.Flow path II 23
Right end has locating aperture 28, and locating aperture 28 is located on 21 direction of travel of piston, when 21 front end of piston marches to locating aperture
When 28 position, 21 outer wall of piston stops locating aperture 28, so that flow path II 23 be blocked.It, can be in other embodiment
Flow path II 23 is blocked when piston 21 proceeds to predetermined position otherwise.
Flow path II 23 passes through pinion gear 27, and the hydraulic oil in flow path II 23 is lubricated pinion gear 27.Other embodiment party
In formula, flow path II 23 can also be without pinion gear 27.
Flow path I 11 is additionally provided in main casing 2, the left part of flow path I 11 and the left part of flow path II 23 overlap, make
Obtain door closer more miniaturization.The both ends of flow path I 11 equally connect 21 front and back side (left and right sides) of piston.In other embodiment, also
It can be set to flow path I 11 and II 23 non-overlapping of flow path.
Such as Fig. 2 and Fig. 4, the bending of I 11 right part of flow path is sequentially formed with first segment 15, second segment 16 and third section
17。
2 right end of main casing is provided with solenoid valve 6, and solenoid valve 6 is used to control the on-off of flow path I 11, i.e. control control flow path I 11
Switch between opening state and closed state.Solenoid valve 6 includes that electricity inhales iron 7, movable block 8 and spool 10.Movable block 8 and valve
Core 10 links together.The setting corresponding with electricity suction iron 7 of movable block 8, inhales when iron 7 is powered when electricity and attracts movable block 8 and electromagnetism
Valve 6 overcomes the elastic force of little spring 9 to move right and (compare Fig. 5 off-position and Fig. 4 energized state).Movable block 8 and electricity inhale iron 7 it
Between be additionally provided with little spring 9, little spring 9 is inhaled in electricity and expands after iron 7 powers off and innervate block 8 and spool 10 resets to the left.It is main
Guide channel 14 is provided in shell 2, the sliding of movable block 8 is set in guide channel 14, and guide channel 14 plays movable block 8 and leads
To effect.In this example, guide channel 14 is connected with flow path I 11, to not change hydraulic oil when movable block 8 moves left and right
Overall volume.
Spool 10 links together with movable block 8, and 10 distal end (left end) of spool extends into the second segment 16 of flow path I 11,
Proximal end (right end) Xiang Jinfang of spool 10, which extends through to make a living, transports block 8, i.e., penetrates movable block 8 from left side and be pierced by movable block from right side
8, and the proximal end of spool 10 is provided with ring flange 13, ring flange 13 radially outward extends and extension is pushed against movable block 8 closely
Side.The left end of little spring 9 is pushed against on ring flange 13.It can be threaded connection or welding between spool 10 and movable block 8.Spool
Ring flange 13 and the small bullet being pushed against on ring flange 13 can also be passed through without the relationship that is fixedly connected between 10 and movable block 8
Spring 9 is fixed together.
In this example, spool 10 and movable block 8 are two components, may be used also in order to facilitate in installation, other embodiment
So that spool 10 and movable block 8 are wholely set as the same component.
At least part of third section 17 is close in the front (namely 8 left side of movable block) of movable block 8, and third section 17 is flow path
I 11 a part.In this way can by adjusting movable block 8 left-right position and adjust the permission flow of third section 17, namely adjust
The whole permission flow of flow path I 11.So as to adjust door closing speed.
The material of movable block 8 and spool 10 can be iron or magnetic material.
In this example, such as Fig. 4, the sliding of spool 10 is arranged in second segment 16, and second segment 16 is with 15 connection of first segment
Connector I 18, third section 17 and 16 connection of second segment are connector II 19.When electricity, which inhales iron 7, to be powered, electricity is inhaled iron 7 and is attracted
Movable block 8 and spool 10 move right, and connector I 18 is blocked and blocks flow path I 11 by spool 10.In this example, I 18 He of connector
Connector II 19 or so is arranged in a staggered manner, so that spool 10, which only needs to block connector I 18, to hinder flow path I 11
It is disconnected, it needs simultaneously to block connector I 18 and connector II 19 relative to spool 10 in other embodiment, reduces blocking stream
The difficulty on road I 11.In this example, first segment 15 and second segment 16 are substantially perpendicular, when door stops being scheduled on an open angle first
Oil pressure is higher (as described below) in section 15, and oil pressure hangs down to the active force of spool 10 and the moving direction of spool 10 in first segment 15
Directly, so that the movement of spool 10 will not significantly be hindered, and due to pushing the movement of spool 10 to open flow path to the left by little spring 9
I 11, side disclosed in I 11(of flow path such as " 107435477 A of CN " is opened by hydraulic pressure difference relative in other embodiment
Case), the speed that spool 10 opens connector I 18 can be controlled preferably, and 10 opening speed of spool by oil pressure due to not become significantly
Change and it is more stable.
Electricity inhales iron 7 can be fixed to make structure more fasten with the lid shell phase of door closer.
This example working principle are as follows:
Such as Fig. 2, when inhaling the energization of iron 7 to electricity, spool 10 closes flow path I 11, is in close state flow path I 11, at this moment exists
In door opening process, the motive force for acting on door links to pinion gear 27, and pinion gear 27, which rotates clockwise, stirs piston 21 and move right
Dynamic, check valve 26 is opened in flow path III 24,21 front side hydraulic oil of piston flow direction rear side (right side hydraulic oil flow direction left side), main spring
22 accumulate shutdown energy by compression；When 21 front end of piston (right end), which moves forward to, does not reach locating aperture 28, if go except
The shutdown energy of door power, the release accumulation of main spring 22 pushes piston 21 to the left, and at this moment check valve 26 is closed, and hydraulic oil passes through
Flow path II 23 is from 21 backside flow of piston to front side, and main spring 22 drives piston 21 to be moved to the left, door slowly closing；Such as Fig. 3, opening
Door during, if 21 front end of piston moves forward to when blocking locating aperture 28, flow path II 23 is blocked, if at this moment go except
Door power, since flow path III 24, flow path II 23 and flow path I 11 are blocked, to make the hydraulic oil quilt of the forward and backward side of piston 21
Keep, door is held in an open position, main spring 22 there is releasing trend to make 21 rear side (left side) of piston it is hydraulic compared with
Height, thus hydraulic hydraulic higher than in third section 17 in first segment 15；If continuing to press on door when Fig. 3 state and opening the door, piston 21 after
Continuous to move right, check valve 26 is opened, 21 front side hydraulic oil of piston to flowing on rear side of piston 21, if removal at any time open the door it is dynamic
Power, door can stop at any time；If after removing enabling power, when door stops at an open position, electricity being inhaled iron 7 and is powered off, with reference to figure
5, little spring 9 is gradually expanded by compressive state and is pushed spool 10 to the left, until spool 10 opens connector I 18, small bullet
After the release completely of spring 9,8 left end of movable block does not offset still with 2 corresponding position of main casing, but there are a fixed gap, the gap at
For a part of third section 17, at this moment flow path I 11 is in an open state by closed state switching, and the hydraulic oil of 21 rear side of piston is flowing
The inner cavity 20 for successively flowing to 21 front side of piston in road I 11 by first segment 15, second segment 16 and third section 17, to destroy
The hold mode of the forward and backward side hydraulic oil of piston 21, main spring 22 drive piston 21 to retreat return, and door progressively closes off.
As can be seen that such as Fig. 3, the front-rear position (left-right position) of locating aperture 28 determines door can be in what angle position
It sets and stops determining.When piston 21 proceeds to the right the moment for blocking locating aperture 28, the angle that door is opened it is corresponding can for 75 ° ~
85 °, at this moment removing enabling power rear door can stop fixed, and the continuation of piston 21 proceeds to any position to the right and to stop back door equal
It is fixed to stop.Therefore door can stop due to (75 ° ~ 85 °) substantially in the range of 90 °.By the left and right for adjusting locating aperture 28
Position and fixed angular range can be stopped by adjusting door.
In this example, solenoid valve 6 can be used as a standard module and be installed on main casing 2, so as to improve production effect
Rate, and be conveniently replaceable, repair.
In this example, solenoid valve 6 is used to control the on-off of flow path I 11, and I 11 both ends of flow path are connected to the front and back side of piston 21
Inner cavity 20.In other embodiment, solenoid valve 6 can be basically used for the on-off that control is arbitrarily set to flow path in door closer, right
There is no particular restriction for the connection relationship of the effect of the flow path itself and the flow path and other components.
Embodiment 2
Such as Fig. 6, Fig. 7 and embodiment illustrated in fig. 82, the difference of the present embodiment and embodiment 1 is that the specific structure of solenoid valve 6 exists
Difference.
As shown in fig. 7, spool 10 is threadedly coupled or welds together with movable block 8 in this example.Spool 10 passes through movable block
8 centers extend to the right, and extend in insertion little spring 9 in 8 nearside of movable block, so as to preferably firm little spring 9.
Fixed frame 29 is also provided in this example, fixed frame 29 is mounted on main casing 2, passes through O between fixed frame 29 and main casing 2
30 sealing fluid pressure oil of shape circle.Caulking groove 12 is provided in fixed frame 29, and caulking groove 12 puts in electricity and inhales (fixed frame 29 in other words in iron 7
Part corresponding to caulking groove 12 puts in electricity and inhales in iron 7).
The caulking groove 12 and the shape of movable block 8 of this example match, and have guiding role to movable block 8.
The outer surface of 12 right side fixed frame 29 of caulking groove is fixed with stud 32, and being screwed to by nut 31 will be electric on stud 32
It is fixed to inhale iron 7.
Movable block 8 extends into electricity and inhales in iron 7, so that electricity, which inhales iron 7, has larger suction to movable block 8 when movable block 8 is mobile
Gravitation.
Fig. 7 is that electricity inhales 7 energized state of iron, and at this moment flow path I 11 is in close state；Fig. 8 is that electricity inhales 7 off-position of iron, this
Shi Liulu I 11 is in the open state.
Embodiment 3
Embodiment 3 as shown in Figure 9, contrasts, the present embodiment 3 and the difference of embodiment 1 are the expansion strokes of little spring 9 with Fig. 5
It is bigger.
In embodiment 1, such as Fig. 5, after electricity inhales the power-off of iron 7, little spring 9 is expanded to complete release, and little spring 9 pushes movable block
8 and spool 10 be moved to the left, spool 10 opens connector I 18, and the left side of movable block 8 is there are certain interval, which is the
Three section 17 a part, at this moment flow path I 11 is in the open state.Door can set nature closing from positioning is stopped.
As shown in figure 9, the expansion stroke of little spring 9 is bigger in this example.After electricity, which inhales iron 7, to be powered off, little spring 9 expands, small
Spring 9 pushes movable block 8 and spool 10 to be moved to the left, and spool 10 opens connector I 18, and little spring 9 is discharged into utmostly
When still have to movable block 8 and push against power enough so that 8 left end wall of movable block and 2 corresponding position of main casing push against, at this moment connector II 19
(17 junction of second segment 16 and third section) is blocked by movable block 8, so that flow path I 11 is still in being blocked state.
If at this moment door stops, when applying a door closing force to door, piston 21 being promoted to retreat to the left due to an open angle
Return, 21 rear side of piston is hydraulic to be increased and (refers to Fig. 3), and oil pressure increases until movable block 8 can be pushed to move right in flow path I 11
Dynamic, movable block 8 is converted to location status shown in Fig. 5 from Fig. 9 state, and the switching of flow path I 11 is in an open state, and 21 rear side of piston is hydraulic
Oil stream is progressively closed off to front side, door.When piston 21, which is moved to the left, opens locating aperture 28, if removal shutdown power, liquid
Pressure oil is passed through in flow path II 23, and door can close naturally under the effect of main spring 22.
In above-mentioned all embodiments, the connector of bending flow path is blocked using the side of 10 moving direction of spool, blocks difficulty
Degree is not influenced by oil pressure significantly.
The advantages of solenoid valve of above-described embodiment and door closer based on the solenoid valve, is:
1) structural reduction is readily produced；
2) solenoid valve can be made as to a standard module, and be convenient to install and safeguard；
3) due to structural reduction and solenoid valve modularized design and manufacturing cost can be saved；
4) spool is pushed to open by the elastic force of little spring, so that spool opening speed is stablized；
5) since spool is set in the curved flow path I of multistage, and make not influenced by hydraulic fluid pressure significantly when spool is mobile.
The above embodiments merely illustrate the technical concept and features of the present invention, and its object is to allow person skilled in the art
Scholar cans understand the content of the present invention and implement it accordingly, and it is not intended to limit the scope of the present invention, it is all according to the present invention
Equivalent change or modification made by Spirit Essence, should be covered by the protection scope of the present invention.
Claims (10)
1. a kind of door closer flow path solenoid valve, which is characterized in that it includes:
Electricity inhales iron (7)；
Movable block (8), the movable block (8) setting corresponding with electricity suction iron (7), the movable block (8) and the electricity are inhaled
Little spring (9) are provided between iron (7)；
Spool (10), the spool (10) are connected with the movable block (8), and the spool (10) is for extending into door closer
In flow path I (11) in, the spool (10) for control the flow path I (11) at least have opening state and closed state.
2. door closer flow path solenoid valve according to claim 1, it is characterised in that: the electricity inhales iron (7) and/or the work
It is provided on motion block (8) caulking groove (12), the little spring (9) is inlayed into the caulking groove (12).
3. door closer flow path solenoid valve according to claim 1, it is characterised in that: the proximal end Xiang Jinyan of the spool (10)
It extends through the movable block (8), and the proximal end of the spool (10) is provided with ring flange (13), the ring flange (13) is pushed against
Movable block (8) nearside, one end of the little spring (9) are pushed against on the ring flange (13).
4. a kind of automatically controlled door closer, it includes the flow path I (11) being arranged in door closer and leads to for controlling the flow path I (11)
Disconnected solenoid valve (6), which is characterized in that the solenoid valve (6) includes:
Electricity inhales iron (7)；
Movable block (8), the movable block (8) setting corresponding with electricity suction iron (7), the movable block (8) and the electricity are inhaled
Little spring (9) are provided between iron (7)；
Spool (10), the spool (10) is connected with the movable block (8), and the spool (10) extends into flow path I (11)
In, the spool (10) at least has opening state and closed state for controlling the flow path I (11).
5. automatically controlled door closer according to claim 4, it is characterised in that: it further includes guide channel (14), the guiding
Channel (14) is connected with the flow path I (11), and movable block (8) sliding is arranged in the guide channel (14).
6. automatically controlled door closer according to claim 4, it is characterised in that: the flow path I (11) includes successively continuous setting
First segment (15), second segment (16) and third section (17), the spool (10) sliding is arranged in the second segment (16), institute
It states first segment (15) and the second segment (16) connection is connector I (18), the third section (17) and the second segment
(16) connection is connector II (19), and the connector I (18) and the connector II (19) are staggered setting.
7. automatically controlled door closer according to claim 4, it is characterised in that: the flow path I (11) includes successively continuous setting
First segment (15), second segment (16) and third section (17), the spool (10) sliding is arranged in the second segment (16), institute
In front of at least partly abutting movable block (8) for stating third section (17).
8. automatically controlled door closer according to claim 4, it is characterised in that: if the electricity, which inhales iron (7), is in energized state,
The flow path I (11) is in close state.
9. automatically controlled door closer according to claim 4, which is characterized in that it further include:
Main casing (2) is provided with inner cavity (20) in the main casing (2)；
Piston (21), the piston (21) are set in the inner cavity (20), and the piston (21) is connected to the company of the folding with door
Dynamic coupling mechanism (3)；
Main spring (22), shutdown energy is accumulated in the traveling of the piston (21) when the main spring (22) is by opening door；
The both ends of the flow path I (11) are separately connected into the inner cavity (20) of the forward and backward side of the piston (21).
10. automatically controlled door closer according to claim 9, it is characterised in that:
It further includes flow path II (23), and the both ends of the flow path II (23) are separately connected into the forward and backward side of the piston (21)
In the inner cavity (20), when the piston (21) proceeds to setting position, the flow path II (23) is blocked.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910641153.7A CN110242759A (en) | 2019-07-16 | 2019-07-16 | A kind of door closer flow path solenoid valve and automatically controlled door closer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910641153.7A CN110242759A (en) | 2019-07-16 | 2019-07-16 | A kind of door closer flow path solenoid valve and automatically controlled door closer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110242759A true CN110242759A (en) | 2019-09-17 |
Family
ID=67892462
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910641153.7A Pending CN110242759A (en) | 2019-07-16 | 2019-07-16 | A kind of door closer flow path solenoid valve and automatically controlled door closer |
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| Country | Link |
|---|---|
| CN (1) | CN110242759A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112482920A (en) * | 2020-12-04 | 2021-03-12 | 王芬芬 | Regulation and control device and door closer adopting same |
| CN114321424A (en) * | 2022-01-13 | 2022-04-12 | 靖江市新博液压件有限公司 | Electromagnetic valve with flow regulation function |
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| CN208871130U (en) * | 2018-10-12 | 2019-05-17 | 东莞市中桥五金电子有限公司 | A kind of resistant to corrosive media solenoid valve |
| CN210397765U (en) * | 2019-07-16 | 2020-04-24 | 苏州市富尔达科技股份有限公司 | Door closer flow path electromagnetic valve and electric control door closer |
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| CN1035863A (en) * | 1988-03-14 | 1989-09-27 | 孙寅贵 | Multifunctional door closer |
| JPH0592378U (en) * | 1992-05-19 | 1993-12-17 | リョービ株式会社 | Door opening control device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112482920A (en) * | 2020-12-04 | 2021-03-12 | 王芬芬 | Regulation and control device and door closer adopting same |
| CN114321424A (en) * | 2022-01-13 | 2022-04-12 | 靖江市新博液压件有限公司 | Electromagnetic valve with flow regulation function |
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