CN205739872U - A kind of safety tongs - Google Patents
A kind of safety tongs Download PDFInfo
- Publication number
- CN205739872U CN205739872U CN201620579955.1U CN201620579955U CN205739872U CN 205739872 U CN205739872 U CN 205739872U CN 201620579955 U CN201620579955 U CN 201620579955U CN 205739872 U CN205739872 U CN 205739872U
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- CN
- China
- Prior art keywords
- voussoir
- cleaning
- safety tongs
- guide rail
- connecting rod
- 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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- Cleaning Implements For Floors, Carpets, Furniture, Walls, And The Like (AREA)
Abstract
This utility model relates to a kind of safety tongs, particularly relates to a kind of safety tongs.The technical problems to be solved in the utility model is to provide a kind of can clear up the safety tongs that dust and oils and fats on guide rail, the frictional force that can improve between guide rail and voussoir, safety are high.In order to solve above-mentioned technical problem, this utility model provides such a safety tongs, include clamp block, guide pad, voussoir, pull bar and cleaning plant, in the middle part of clamp block, the left and right sides is arranged with guide pad, voussoir it is provided with inside guide pad, the top of voussoir is symmetrically connected with pull bar, the bottom of voussoir is symmetrical is provided with cleaning plant, cleaning plant also includes connecting rod, L-type support, curved rod, cross support arm, wedge, cleaning blade, spring I, fairlead, guide post, baffle plate, spring II and contact roller, and the bottom of voussoir connects connecting rod.This utility model has reached to clear up the effect that dust and oils and fats on guide rail, the frictional force that can improve between guide rail and voussoir, safety are high.
Description
Technical field
This utility model relates to a kind of safety tongs, particularly relates to a kind of safety tongs.
Background technology
Safety tongs is the safety guard of elevator, and elevator safety clamp device is under the manipulation of limiter of speed, when elevator speed
Degree exceedes the restriction speed that elevator governor sets, or in the case of suspension strop occurs fracture and relaxes, is promptly made by car
A kind of safety device stopped and be clamped on guide rail.It provides effective protective effect, typically by it to the safe operation of elevator
It is arranged on car frame or counterweight frame.Safety tongs is divided into one-way safety pincers and bidirectional safety tongs, but owing to manufacturing process is complicated, double
Popularize the most at home to safety tongs.
Current safety tongs exists the most does not clears up dust and the function of oils and fats on guide rail, have in safety tongs jaw sand,
The foreign body such as dust, greasy filth causes safety tongs voussoir to can't clip guide rail, the shortcoming that there is potential safety hazard, therefore needs a kind of energy of research and development badly
The safety tongs that dust and oils and fats on cleaning guide rail, the frictional force that can improve between guide rail and voussoir, safety are high.
Utility model content
(1) to solve the technical problem that
This utility model does not the most clear up dust and the function of oils and fats on guide rail to overcome current safety tongs to exist, peace
The foreign bodies such as sand, dust, greasy filth are had to cause safety tongs voussoir to can't clip guide rail in full pincers jaw, the shortcoming that there is potential safety hazard,
The technical problems to be solved in the utility model is to provide one and can clear up dust and oils and fats on guide rail, can improve guide rail and voussoir
Between frictional force, the high safety tongs of safety.
(2) technical scheme
In order to solve above-mentioned technical problem, this utility model provides such a safety tongs, includes clamp block, guiding
Block, voussoir, pull bar and cleaning plant, in the middle part of clamp block, the left and right sides is arranged with guide pad, is provided with voussoir, voussoir inside guide pad
Top be symmetrically connected with pull bar, the symmetrical cleaning plant that is provided with in the bottom of voussoir, cleaning plant also includes connecting rod, L
Type support, curved rod, cross support arm, wedge, cleaning blade, spring I, fairlead, guide post, baffle plate, spring II and contact rolling
Wheel, the bottom of voussoir connects connecting rod, and clamp block connects L-type support and cross support arm, and L-type support is positioned at the upper of cross support arm
Side, the lower hinge of connecting rod connects curved rod, and curved rod is also articulated and connected with cross support arm, and connecting bottom connecting rod has
Wedge, the tail end of curved rod is hingedly connected with cleaning blade, is connected and has spring I, L-type support between cleaning blade with curved rod
Tail end connects has fairlead, fairlead to be provided with guide post, and one end of guide post connects cleaning cotton, and the other end connects contact
Roller, the guide post between fairlead and contact roller is provided with baffle plate, is connected and has spring II between baffle plate with fairlead.
Preferably, also including dust cover, be provided with dust cover outside cleaning cotton, dust cover is fixedly connected in L-type support.
Preferably, the material of cleaning blade is vulcanie.
Operation principle: when elevator is in running, if it occur that fault, lift car can be caused rapidly to rise or under
Fall, will trigger limiter of speed, after triggering, can pull the pull bar on safety tongs, makes voussoir move up and is clamped by slide rail.Voussoir to
Upper movement can pull connecting rod to move up because the lower hinge of connecting rod connects a curved rod, curved rod and with horizontal stroke
Pole is articulated and connected, and curved rod direction guiding rail direction can be pulled to swing so connecting rod moves up, promote cleaning blade and guide rail
Contacts side surfaces.After contact, lift car is during declining, and the oils and fats of guide rail surface and dust can be struck off by cleaning blade,
Guide rail is tentatively cleared up.Because connecting bottom connecting rod has wedge, wedge to move up the most therewith, contact roller exists
Roll on wedge, the cotton direction guiding rail direction therewith of cleaning move and with the contacts side surfaces of guide rail, spring II is compressed, lift car
During declining, the oils and fats on guide rail or dust are cleaned out by cotton further in cleaning, so just can be the most clear by guide rail
Reason is clean, makes to hold during voussoir clamping guide-rail tighter, effectively raises the safety that elevator runs.
Because also including dust cover, being provided with dust cover outside cleaning cotton, dust cover is fixedly connected in L-type support, anti-
Dust hood can block part dust, maintains the cleaning that cleaning is cotton.
Because the material of cleaning blade is vulcanie, rubber has preferable pliability, when cleaning blade and guide rail contact,
It can be avoided that guide rail is scratched, there is the effect reducing noise.
(3) beneficial effect
The friction that this utility model has reached to clear up dust and oils and fats on guide rail, can improve between guide rail and voussoir
The effect that power, safety are high.
Accompanying drawing explanation
Fig. 1 is main TV structure schematic diagram of the present utility model.
Fig. 2 is the first main TV structure schematic diagram of this utility model cleaning plant.
Fig. 3 is the second main TV structure schematic diagram of this utility model cleaning plant.
Being labeled as in accompanying drawing: 1-clamp block, 2-guide pad, 3-voussoir, 4-pull bar, 5-cleaning plant, 6-guide rail, 51-is even
Extension bar, 52-L type support, 53-curved rod, 54-cross support arm, 55-wedge, 56-cleaning blade, 57-spring I, 58-fairlead,
59-guide post, 510-baffle plate, 511-spring II, 512-contact roller, 513-clears up cotton, 514-dust cover.
Detailed description of the invention
With embodiment, this utility model is further described below in conjunction with the accompanying drawings.
Embodiment 1
A kind of safety tongs, as Figure 1-3, includes clamp block 1, guide pad 2, voussoir 3, pull bar 4 and cleaning plant 5, pincers
In the middle part of seat 1, the left and right sides is arranged with guide pad 2, is provided with voussoir 3 inside guide pad 2, and the top of voussoir 3 is symmetrically connected with pull bar
4, the symmetrical cleaning plant 5 that is provided with in the bottom of voussoir 3, cleaning plant 5 also includes connecting rod 51, L-type support 52, arc even
Bar 53, cross support arm 54, wedge 55, cleaning blade 56, spring I 57, fairlead 58, guide post 59, baffle plate 510, spring II 511 and
Contact roller 512, the bottom of voussoir 3 connects connecting rod 51, and clamp block 1 connects L-type support 52 and cross support arm 54, and L-type is propped up
Frame 52 is positioned at the top of cross support arm 54, and the lower hinge of connecting rod 51 connects curved rod 53, curved rod 53 and with horizontal
Bar 54 is articulated and connected, and connecting bottom connecting rod 51 has wedge 55, the tail end of curved rod 53 to be hingedly connected with cleaning blade 56, clearly
Being connected between reason shovel 56 and curved rod 53 and have spring I 57, L-type support 52 tail end connects fairlead 58, and fairlead 58 sets
Having guide post 59, one end of guide post 59 connects cleaning cotton 513, and the other end connects contact roller 512, fairlead 58 with connect
The guide post 59 touched between roller 512 is provided with baffle plate 510, and being connected between baffle plate 510 with fairlead 58 has spring II 511.
Also including dust cover 514, be provided with dust cover 514 outside cleaning cotton 513, dust cover 514 is fixedly connected on L-type and props up
On frame 52.
The material of cleaning blade 56 is vulcanie.
Operation principle: when elevator is in running, if it occur that fault, lift car can be caused rapidly to rise or under
Fall, will trigger limiter of speed, after triggering, can pull the pull bar 4 on safety tongs, makes voussoir 3 move up and is clamped by slide rail.Voussoir
3 move up connecting rod 51 can be pulled to move up, because the lower hinge of connecting rod 51 connects curved rod 53, arc is even
Bar 53 is also articulated and connected with cross support arm 54, curved rod 53 direction guiding rail 6 direction can be pulled to swing so connecting rod 51 moves up,
Promote the contacts side surfaces of cleaning blade 56 and guide rail 6.After contact, lift car is during declining, and cleaning blade 56 can be to guide rail 6
Oils and fats and the dust on surface strike off, and tentatively clear up guide rail 6.Because connecting bottom connecting rod 51 and having wedge 55, wedge shape
Block 55 moves up the most therewith, and contact roller 512 rolls on wedge 55, and cleaning cotton 513 direction guiding rail 6 direction therewith is moved also
With the contacts side surfaces of guide rail 6, spring II 511 is compressed, and lift car is during declining, and cleaning cotton 513 is by guide rail 6
Oils and fats or dust are cleaned out further, so just can completely be cleaned out by guide rail 6, make to hold more during voussoir 3 clamping guide-rail 6
Tightly, the safety that elevator runs is effectively raised.
Because also including dust cover 514, being provided with dust cover 514 outside cleaning cotton 513, dust cover 514 is fixedly connected on L
On type support 52, dust cover 514 can block part dust, maintains the cleaning of cleaning cotton 513.
Because the material of cleaning blade 56 is vulcanie, rubber has preferable pliability, when cleaning blade 56 connects with guide rail 6
When touching, it is possible to avoid guide rail 6 to be scratched, there is the effect reducing noise.
Embodiment described above only have expressed preferred implementation of the present utility model, and it describes more concrete and detailed,
But therefore can not be interpreted as the restriction to this utility model the scope of the claims.It should be pointed out that, common for this area
For technical staff, without departing from the inventive concept of the premise, it is also possible to making some deformation, improve and substitute, these are all
Belong to protection domain of the present utility model.Therefore, the protection domain of this utility model patent should be as the criterion with claims.
Claims (3)
1. a safety tongs, it is characterised in that include clamp block (1), guide pad (2), voussoir (3), pull bar (4) and cleaning plant
(5), the left and right sides, clamp block (1) middle part is arranged with guide pad (2), and guide pad (2) inner side is provided with voussoir (3), the top of voussoir (3)
Portion is symmetrically connected with pull bar (4), and the symmetrical cleaning plant (5) that is provided with in the bottom of voussoir (3), cleaning plant (5) also includes
Connecting rod (51), L-type support (52), curved rod (53), cross support arm (54), wedge (55), cleaning blade (56), spring I
(57), fairlead (58), guide post (59), baffle plate (510), spring II (511) and contact roller (512), the bottom of voussoir (3)
Connecting and have connecting rod (51), the upper connection of clamp block (1) has L-type support (52) and cross support arm (54), and L-type support (52) is positioned at cross support arm
(54) top, the lower hinge of connecting rod (51) connects curved rod (53), curved rod (53) and with cross support arm (54)
Being articulated and connected, connecting rod (51) bottom connects has wedge (55), the tail end of curved rod (53) to be hingedly connected with cleaning blade
(56), being connected and have spring I (57) between cleaning blade (56) with curved rod (53), L-type support (52) tail end connects fairlead
(58), fairlead (58) is provided with guide post (59), and one end of guide post (59) connects has cleaning cotton (513), and the other end connects
Having contact roller (512), the guide post (59) between fairlead (58) and contact roller (512) is provided with baffle plate (510), baffle plate
(510) there is spring II (511) with being connected between fairlead (58).
A kind of safety tongs the most according to claim 1, it is characterised in that also include dust cover (514), cleaning cotton
(513) outside is provided with dust cover (514), and dust cover (514) is fixedly connected in L-type support (52).
A kind of safety tongs the most according to claim 1, it is characterised in that the material of cleaning blade (56) is vulcanie.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620579955.1U CN205739872U (en) | 2016-06-15 | 2016-06-15 | A kind of safety tongs |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620579955.1U CN205739872U (en) | 2016-06-15 | 2016-06-15 | A kind of safety tongs |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205739872U true CN205739872U (en) | 2016-11-30 |
Family
ID=57386514
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620579955.1U Active CN205739872U (en) | 2016-06-15 | 2016-06-15 | A kind of safety tongs |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205739872U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108015029A (en) * | 2017-12-15 | 2018-05-11 | 沙洲职业工学院 | A kind of adaptive cage guide clearing apparatus |
| CN110436286A (en) * | 2018-05-02 | 2019-11-12 | 陕西小溪机电科技有限公司 | Towed elevator car guide rail braking system and its detection method |
-
2016
- 2016-06-15 CN CN201620579955.1U patent/CN205739872U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108015029A (en) * | 2017-12-15 | 2018-05-11 | 沙洲职业工学院 | A kind of adaptive cage guide clearing apparatus |
| CN110436286A (en) * | 2018-05-02 | 2019-11-12 | 陕西小溪机电科技有限公司 | Towed elevator car guide rail braking system and its detection method |
| CN110436286B (en) * | 2018-05-02 | 2021-05-28 | 陕西小溪机电科技有限公司 | Traction elevator car guide rail braking system and detection method thereof |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |