CN203103141U - Loose rope detection switch - Google Patents

Loose rope detection switch Download PDF

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Publication number
CN203103141U
CN203103141U CN 201320040761 CN201320040761U CN203103141U CN 203103141 U CN203103141 U CN 203103141U CN 201320040761 CN201320040761 CN 201320040761 CN 201320040761 U CN201320040761 U CN 201320040761U CN 203103141 U CN203103141 U CN 203103141U
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CN
China
Prior art keywords
contact
normally closed
guide rod
brace
main body
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Expired - Lifetime
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CN 201320040761
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Chinese (zh)
Inventor
郭蒙恩
闻辉
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Zhongshan Severman Electronic Technology Co ltd
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Individual
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Abstract

The utility model discloses a loose rope detection switch. The loose rope detection switch comprises a mechanical conduction assembly, an electric switch main body, and a contact block which is in contact with a rope, wherein a lower portion of the contact block is connected with the mechanical conduction assembly; and the mechanical conduction assembly is connected with the electric switch main body. The loose rope detection switch can gives prompts or alarms when a rope of a mechanical stereo parking device gets loose or broken, thereby facilitating safety protection work of the stereo parking device.

Description

The slack rope sense switch
Technical field
The utility model relates to switch, particularly relates to the slack rope sense switch.
Background technology
Now in the mechanical three-dimensional parking device, the loosening or crack conditions of rope is not remind or caution when occurring, but the rope fracture and the situation of becoming flexible danger can occur and jeopardize personnel and the vehicle property safety.
Summary of the invention
The utility model is finished in order to solve deficiency of the prior art; the purpose of this utility model provides can be at the mechanical three-dimensional parking device rope to be reminded or warns under the loosening or crack conditions, helps the slack rope sense switch of three-dimensional parking apparatus safeguard protection work.
Slack rope sense switch of the present utility model, comprise mechanical conductive assembly, electric switch main body and the contact block that contacts with rope, described contact block below is connected with the mechanical conductive assembly, described mechanical conductive assembly is connected with described electric switch main body, but described contact block central authorities are provided with the roller of rotation, described roller circumferential center is provided with low groove, and described rope is positioned at described low groove and contacts with described low groove.
Slack rope sense switch of the present utility model can also be:
Described electric switch main body comprises housing and is positioned at the normally closed fixed contact of housing internal upper part, is positioned at often opening fixed contact and being positioned at movable contact assembly in the middle part of the housing of housing bottom that described movable contact assembly contacts with the described fixed contact of often opening with normally closed fixed contact respectively.
Described movable contact assembly comprises normally closed armature contact and Chang Kai armature contact, and described normally closed armature contact contacts liftedly with described normally closed fixed contact, and the described armature contact of often opening contacts liftedly with the described fixed contact of often opening.
Describedly often open fixed contact and described normally closed fixed contact is two, describedly often open armature contact and described normally closed armature contact is two, often open between the armature contact and between two normally closed armature contacts and be connected with normally closed brace by often opening brace respectively for described two, described two often open between the armature contact and two normally closed armature contacts between lay respectively at the bottom of often opening brace and the top of normally closed brace.
Described electric switch main body also comprises pushing block, describedly often open brace and described normally closed brace passes across described pushing block from described pushing block side, described pushing block below is provided with the bottom spring, the top of described bottom spring and described pushing block lower surface offset, the bottom of described bottom spring and the housing bottom of electric switch main body offset, and described mechanical conductive assembly bottom is connected with described pushing block by protruding block.
Described pushing block central interior is fixed with barrier, upper springs and lower springs are set in the described pushing block, described upper springs is arranged between described barrier upper surface and the described normally closed brace lower surface, and described lower springs is arranged at described barrier and lower surface and described often opening between the brace upper surface.
The mechanical conductive assembly comprises guide rod assembly and the conducting spring that is connected with described guide rod assembly, described guide rod assembly comprises top guide rod and bottom guide rod, described conducting spring is arranged between described top guide rod and the described bottom guide rod, described contact block lower end is connected with the top guide rod, and described bottom guide rod is connected with described electric switch main body top.
Described top guide rod lower central is provided with inward recess, and the upper end of described conducting spring is positioned at described inward recess.
Guide rod top, described bottom is formed with flat board, is formed with protruding block on the described flat board, and the bottom of described conducting spring and described flat board offset.
Slack rope sense switch of the present utility model, owing to comprise mechanical conductive assembly, electric switch main body and the contact block that contacts with rope, described contact block below is connected with the mechanical conductive assembly, described mechanical conductive assembly is connected with described electric switch main body, but described contact block central authorities are provided with the roller of rotation, described roller circumferential center is provided with low groove, and described rope is positioned at described low groove and contacts with described low groove.Like this, when mechanical three-dimensional parking device normally moves, rope is positioned at low groove and contacts with low groove, when being rope contact contact block, because of rope can produce pulling force by motor operation, this pulling force presses down contact block, this pressure that presses down conducts to the electric switch main body by the mechanical conductive assembly, its electric switch main body enters operate condition and cuts off the power supply or power on signal shows that rope is in normal operating condition, when loosening its pulling force of rope reduces, the spring of the mechanical conductive assembly of contact block below can be released contact block vertically upward, after the distance of releasing contact block surpasses default scope, the electric switch main body that is connected with the mechanical conductive assembly will revert to the attonity state and give and energising or power-off signal, promptly send the rope abnormal running, be the signal that the rope initial stage is loosening or rupture, the cycle of finishing a detection.The advantage that has in terms of existing technologies is simple in structure and can be at the mechanical three-dimensional parking device rope initial stage reminds or warn under the loosening or crack conditions; and finish integrated by mechanical conductive assembly and electric switch main body the contact detection; form the utilization of professional integrated detection means, be very beneficial for the safeguard protection work of mechanical three-dimensional parking device.
Description of drawings
Fig. 1 the utility model slack rope sense switch embodiment schematic diagram.
Electric switch main body schematic diagram when Fig. 2 the utility model slack rope sense switch embodiment rope normally moves.
Electric switch main body schematic diagram during the loosening or fracture of Fig. 3 the utility model slack rope sense switch embodiment rope.
The figure number explanation
1 ... mechanical conductive assembly 2 ... electric switch main body 3 ... contact block
4 ... normally closed fixed contact 5 ... often open fixed contact 6 ... normally closed armature contact
7 ... often open armature contact 8 ... pushing block 9 ... normally closed brace
10 ... often open brace 11 ... upper springs 12 ... lower springs
13 ... bottom spring 14 ... conducting spring 15 ... the top guide rod
16 ... bottom guide rod 17 ... inward recess 18 ... dull and stereotyped
19 ... protruding block 20 ... barrier 21 ... roller
22 ... low groove
Embodiment
Fig. 1 to Fig. 3 below in conjunction with accompanying drawing is described in further detail slack rope sense switch of the present utility model.
Slack rope sense switch of the present utility model, please refer to Fig. 1 to Fig. 3, comprise mechanical conductive assembly 1, electric switch main body 2 and the contact block 3 that contacts with rope, described contact block 3 belows are connected with mechanical conductive assembly 1, described mechanical conductive assembly 1 is connected with described electric switch main body 2, but described contact block 3 central authorities are provided with the roller 21 of rotation, and described roller 21 circumferential center are provided with low groove 22, and described rope is positioned at described low groove 22 and contacts with described low groove 22.Like this, when mechanical three-dimensional parking device normally moves, rope is positioned at low groove 22 and contacts with low groove 22, when being rope contact contact block 3, because of rope can produce pulling force by motor operation, this pulling force with low groove 22 to pressing down, and then the contact block 3 of integral body pressed down, this pressure that presses down conducts to electric switch main body 2 by mechanical conductive assembly 1, mechanical conductive assembly 1 is in compressive state simultaneously, its electric switch main body 2 enters operate condition and cuts off the power supply or power on signal shows that rope is in normal operating condition, when loosening its pulling force of rope reduces, the mechanical conductive assembly 1 of contact block 3 belows can be released contact block 3 vertically upward under the effect of bounce, after the distance of releasing contact block 3 surpasses default scope, the electric switch main body 2 that is connected with mechanical conductive assembly 1 will revert to the attonity state and give and energising or power-off signal, promptly send the rope abnormal running, be the signal that the rope initial stage is loosening or rupture, the cycle of finishing a detection.The advantage that has in terms of existing technologies is simple in structure and can be at the mechanical three-dimensional parking device rope initial stage reminds or warn under the loosening or crack conditions; and finish integrated by mechanical conductive assembly 1 and electric switch main body 2 the contact detection; form the utilization of professional integrated detection means, be very beneficial for the safeguard protection work of mechanical three-dimensional parking device.And because roller 21 can rotation, therefore when rope during to the shift position, both sides, roller 21 rotation under the effect of the frictional force between rope and the low groove 22, so eliminate that rope produces when two side shiftings cause mechanical conductive assembly and electric switch main body to be moved and report to the police to the influence of contact block integral body by misleading.
Slack rope sense switch of the present utility model, please refer to Fig. 1 to Fig. 3, on the basis of technical scheme specifically can be in front described electric switch main body 2 comprise housing and be positioned at the housing internal upper part normally closed fixed contact 4, be positioned at often opening fixed contact 5 and being positioned at movable contact assembly in the middle part of the housing of housing bottom, described movable contact assembly contacts with the described fixed contact 5 of often opening with normally closed fixed contact 4 respectively.Housing is used to protect electric switch main body 2 inner each parts.The normally closed fixed contact 4 and the movable contact assembly on housing top are contacted when not installing, and promptly are closed.Lower housing portion often open fixed contact 5 and movable contact assembly away from, promptly be off-state.Contact block 3 contacts with rope after installing, and rope downward crimping contact block 3 under the tension of motor, drive 1 operation of mechanical conductive assembly when contact block 3 moves down downward pressure is conducted to electric switch main body 2, movable contact assembly in the electric switch main body 2 moves down, and then make itself and normally closed fixed contact 4 disengage, contact with the fixed contact 5 of often opening of below, therefore, make whole electric switch main body 2 be in operate condition and cut off the power supply or power on signal demonstration rope is in normal operating condition, and be at rope and keep this outage or power on signal state under the normal condition always.When loosening its pulling force of rope reduces, the mechanical conductive assembly 1 of contact block 3 belows can be released contact block 3 vertically upward under the effect of bounce, after the distance of releasing contact block 3 surpasses default scope, restore to the original state with mechanical conductive assembly 1, and the drive movable contact assembly moves up, finally make movable contact assembly top contact with normally closed fixed contact 4, be in closure state, and simultaneously the movable contact assembly bottom with often open fixed contact 5 and disengage, be off-state, whole electric switch main body 2 is the attonity state and gives and energising or power-off signal, and then send the rope abnormal running, be the signal that the rope initial stage is loosening or rupture, the cycle of finishing a detection.Further optimized technical scheme is that described movable contact assembly comprises normally closed armature contact 6 and Chang Kai armature contact 7, described normally closed armature contact 6 contacts liftedly with described normally closed fixed contact 4, and the described armature contact 7 of often opening contacts liftedly with the described fixed contact 5 of often opening.Often open armature contact 7 like this in the running and cooperate with the described fixed contact 5 of often opening, described normally closed armature contact 6 cooperates with described normally closed fixed contact 4, and structure is simpler, and cost reduces.Further optimized technical scheme is describedly often to open fixed contact 5 and described normally closed fixed contact 4 is two, the described armature contact 7 of often opening is two with described normally closed armature contact 6, often open between the armature contact 7 and between two normally closed armature contacts 6 and be connected with normally closed brace 9 by often opening brace 10 respectively for described two, described two often open between the armature contact 7 and two normally closed armature contacts 6 between lay respectively at the bottom of often opening brace 10 and the top of normally closed brace 9.Like this, often open fixed contact 5, normally closed fixed contact 4, often open fixed contact 5 and normally closed armature contact 6 and all be provided with in pairs, guarantee often to open or normally closed state.And the effect of often opening brace 10 and normally closed brace 9 is to make two often to open armature contact 7 and two normally closed armature contact 6 motions up or down synchronously simultaneously.Further optimized technical scheme is that described electric switch main body 2 also comprises pushing block 8, describedly often open brace 10 and described normally closed brace 9 passes across described pushing block 8 from described pushing block 8 sides, described pushing block 8 belows are provided with bottom spring 13, the top of described bottom spring 13 and described pushing block 8 lower surfaces offset, the bottom of described bottom spring 13 and the housing bottom of electric switch main body 2 offset, and described mechanical conductive assembly 1 bottom is connected with described pushing block 8 by protruding block.Like this, when mechanical conductive assembly 1 transmits pressure downwards, pushing block 8 moves down, and then brace 10 is often opened in drive and normally closed brace 9 moves down, and then make the normally closed fixed contact 4 on top separate with normally closed armature contact 6, contacting and keep this state with often opening fixed contact 5 with opening armature contact 7 often, is the rope normal operating condition at this moment.When rope is loosening, motor reduces the pulling force of rope, the pressure that rope is applied on the contact block 3 reduces, mechanical conductive assembly 1 moves up under the effect of restoring force, move up under the effect of bottom spring 13 resilience forces at pushing block 8 simultaneously, and then brace 10 is often opened in drive and normally closed brace 9 moves up, and finally make normally closed armature contact 6 contact with normally closed fixed contact 4, promptly be in closure state, disengage with opening armature contact 7 often and often opening fixed contact 5, promptly remove contact, be in off-state.At this moment, electric switch main body 2 will revert to the attonity state and give and energising or power-off signal, promptly send the rope abnormal running, i.e. the signal of loosening or fracture of rope initial stage, the cycle of finishing a detection.Most preferred technical scheme is that described pushing block 8 central interior are fixed with barrier 20, upper springs 11 and lower springs 12 are set in the described pushing block 8, described upper springs 11 is arranged between described barrier 20 upper surfaces and described normally closed brace 9 lower surfaces, and described lower springs 12 is arranged at described barrier 20 and lower surface and described often opening between brace 10 upper surfaces.Like this, in the process that pushing block 8 moves downward, upper springs 11 is pushed normally closed brace 9 downwards, realizes that normally closed armature contact 6 disengages with normally closed fixed contact 4; And lower springs 12 pushes away normally closed brace 10 downwards, realizes often opening armature contact 7 and moves downward and often open fixed contact 5 and contact.Bottom spring 13 is extruded simultaneously, is in compressive state.And when rope becomes flexible or rupture, mechanical conductive assembly 1 moves up under the effect of restoring force, the effect of bottom spring 13 simultaneously makes pushing block 8 move up, brace 10 is often opened in drive and normally closed brace 9 moves up, while upper springs 11 upwards promotes normally closed armature contact 6 and moves up, and finally contact with described normally closed fixed contact 4, and lower springs 12 upwards pulling often open armature contact 7 and move up, and the final and described fixed contact 5 of often opening disengages.Upper springs 11 is to discharge resilience force gradually with the effect of lower springs 12, moves softlyer, and the parts loss is littler.The state that has only or fracture bigger when the loosening amplitude of rope, just can make normally closed fixed contact 4 contact with described normally closed armature contact 6, disengage and often open armature contact 7 and often open fixed contact 5, just can send the signal that rope is loosening or rupture, show the rope abnormal running.And then realize that the rope initial stage becomes flexible or the caution or the reminding effect of fracture.In the middle of further described upper springs and the lower springs jack-post is set, described upper springs and described lower springs are set on the described jack-post.Upper springs and lower springs can not distorted in the process of compression or stretching like this.
Slack rope sense switch of the present utility model, please refer to Fig. 1 to Fig. 3, can also be that mechanical conductive assembly 1 comprises guide rod assembly and the conducting spring 14 that is connected with described guide rod assembly in front on the basis of technical scheme, described guide rod assembly comprises top guide rod 15 and bottom guide rod 16, described conducting spring 14 is arranged between described top guide rod 15 and the described bottom guide rod 16, described contact block 3 lower ends are connected with top guide rod 15, and described bottom guide rod 16 is connected with described electric switch main body 2 tops.When rope becomes flexible or rupture, the downward crimping contact block 3 of rope, contact block 3 promotes top guide rod 15 downwards, and guide rod 15 compression conducting springs 14 in top are also depressed portion's guide rod 16 downwards, and bottom guide rod 16 promotes 2 motions of electric switch main body and sends caution or alerting signal or instruction.Further optimized technical scheme is that described top guide rod 15 lower central are provided with inward recess 17, and the upper end of described conducting spring 14 is positioned at described inward recess 17.Conducting spring 14 upper ends are set so can move and influence conducting effect all around.Certainly can also be that guide rod 16 tops, described bottom are formed with on dull and stereotyped 18, described dull and stereotyped 18 and are formed with protruding block 19, the bottom of described conducting spring 14 and described dull and stereotyped 18 offsets.The advantage of such bottom guide rod 16 is that the hypomere of conducting spring 14 can not move and influence conducting effect all around.
Above-mentionedly only several specific embodiments in the utility model are illustrated; but can not be as protection range of the present utility model; every equivalence variation of having done according to the design spirit in the utility model or modification or equal proportion are amplified or are dwindled etc., all should think to fall into protection range of the present utility model.

Claims (10)

1. slack rope sense switch, it is characterized in that: comprise mechanical conductive assembly, electric switch main body and the contact block that contacts with rope, described contact block below is connected with the mechanical conductive assembly, described mechanical conductive assembly is connected with described electric switch main body, but described contact block central authorities are provided with the roller of rotation, described roller circumferential center is provided with low groove, and described rope is positioned at described low groove and contacts with described low groove.
2. slack rope sense switch according to claim 1, it is characterized in that: described electric switch main body comprises housing and is positioned at the normally closed fixed contact of housing internal upper part, is positioned at often opening fixed contact and being positioned at movable contact assembly in the middle part of the housing of housing bottom that described movable contact assembly contacts with the described fixed contact of often opening with normally closed fixed contact respectively.
3. slack rope sense switch according to claim 2, it is characterized in that: described movable contact assembly comprises normally closed armature contact and Chang Kai armature contact, described normally closed armature contact contacts liftedly with described normally closed fixed contact, and the described armature contact of often opening contacts liftedly with the described fixed contact of often opening.
4. slack rope sense switch according to claim 3, it is characterized in that: describedly often open fixed contact and described normally closed fixed contact is two, describedly often open armature contact and described normally closed armature contact is two, often open between the armature contact and between two normally closed armature contacts and be connected with normally closed brace by often opening brace respectively for described two, described two often open between the armature contact and two normally closed armature contacts between lay respectively at the bottom of often opening brace and the top of normally closed brace.
5. slack rope sense switch according to claim 4, it is characterized in that: described electric switch main body also comprises pushing block, describedly often open brace and described normally closed brace passes across described pushing block from described pushing block side, described pushing block below is provided with the bottom spring, the top of described bottom spring and described pushing block lower surface offset, the bottom of described bottom spring and the housing bottom of electric switch main body offset, and described mechanical conductive assembly bottom is connected with described pushing block by protruding block.
6. slack rope sense switch according to claim 5, it is characterized in that: described pushing block central interior is fixed with barrier, upper springs and lower springs are set in the described pushing block, described upper springs is arranged between described barrier upper surface and the described normally closed brace lower surface, and described lower springs is arranged at described barrier and lower surface and described often opening between the brace upper surface.
7. slack rope sense switch according to claim 5 is characterized in that: in the middle of described upper springs and the lower springs jack-post is set, described upper springs and described lower springs are set on the described jack-post.
8. according to the described slack rope sense switch of any claim of claim 1 to 7, it is characterized in that: the mechanical conductive assembly comprises guide rod assembly and the conducting spring that is connected with described guide rod assembly, described guide rod assembly comprises top guide rod and bottom guide rod, described conducting spring is arranged between described top guide rod and the described bottom guide rod, described contact block lower end is connected with the top guide rod, and described bottom guide rod is connected with described electric switch main body top.
9. slack rope sense switch according to claim 8 is characterized in that: described top guide rod lower central is provided with inward recess, and the upper end of described conducting spring is positioned at described inward recess.
10. slack rope sense switch according to claim 8 is characterized in that: guide rod top, described bottom is formed with flat board, is formed with protruding block on the described flat board, and the bottom of described conducting spring and described flat board offset.
CN 201320040761 2013-01-23 2013-01-23 Loose rope detection switch Expired - Lifetime CN203103141U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201320040761 CN203103141U (en) 2013-01-23 2013-01-23 Loose rope detection switch

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 201320040761 CN203103141U (en) 2013-01-23 2013-01-23 Loose rope detection switch

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Publication Number Publication Date
CN203103141U true CN203103141U (en) 2013-07-31

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CN 201320040761 Expired - Lifetime CN203103141U (en) 2013-01-23 2013-01-23 Loose rope detection switch

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103681082A (en) * 2013-12-31 2014-03-26 南车株洲电力机车研究所有限公司 Grounding switch

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103681082A (en) * 2013-12-31 2014-03-26 南车株洲电力机车研究所有限公司 Grounding switch

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Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
TR01 Transfer of patent right

Effective date of registration: 20190319

Address after: 528400 Room 301, Building 9, Jidong Ermincheng East Road, Xiaolan Town, Zhongshan City, Guangdong Province

Patentee after: Zhongshan Hiffordman Electronic Technology Co.,Ltd.

Address before: 518109 Block 808, Tongsheng Science and Technology Building, Henglang, Dalang Street, Baoan District, Shenzhen City, Guangdong Province

Co-patentee before: Wen Hui

Patentee before: Guo Mengen

TR01 Transfer of patent right
TR01 Transfer of patent right

Effective date of registration: 20191126

Address after: 528400 5th floor, No.28, Jinchang Industrial Road, West District, Zhongshan City, Guangdong Province

Patentee after: Zhongshan severman Electronic Technology Co.,Ltd.

Address before: 528400 Room 301, Building 9, Jidong Ermincheng East Road, Xiaolan Town, Zhongshan City, Guangdong Province

Patentee before: Zhongshan Hiffordman Electronic Technology Co.,Ltd.

TR01 Transfer of patent right
CX01 Expiry of patent term

Granted publication date: 20130731

CX01 Expiry of patent term