CN109650213A - A kind of screw-type elevator shock-absorbing rail clamping device - Google Patents
A kind of screw-type elevator shock-absorbing rail clamping device Download PDFInfo
- Publication number
- CN109650213A CN109650213A CN201910097498.0A CN201910097498A CN109650213A CN 109650213 A CN109650213 A CN 109650213A CN 201910097498 A CN201910097498 A CN 201910097498A CN 109650213 A CN109650213 A CN 109650213A
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- China
- Prior art keywords
- screw
- clamping device
- rectangular
- rail clamping
- transmission mechanism
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B5/00—Applications of checking, fault-correcting, or safety devices in elevators
- B66B5/02—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions
- B66B5/16—Braking or catch devices operating between cars, cages, or skips and fixed guide elements or surfaces in hoistway or well
- B66B5/18—Braking or catch devices operating between cars, cages, or skips and fixed guide elements or surfaces in hoistway or well and applying frictional retarding forces
Abstract
The present invention provides a kind of screw-type elevator shock-absorbing rail clamping devices, including rail clamping device shell, clamp system, transmission mechanism, driving mechanism, limit switch and control circuit board, rail clamping device shell includes flute profile folded plate and 3 blocks of side plates for closing flute profile folded plate, the front side board middle position of flute profile folded plate is provided with symmetrical 2 rectangular through-hole slideways, clamp system includes 2 clamping guide blocks, 2 clamping guide blocks are separately positioned on the outside of 2 rectangular through-hole slideways, its bottom is connect with the transmission mechanism that the rectangular through-hole slideway back side is arranged in, transmission mechanism can drive 2 clamping guide blocks to move horizontally in 2 rectangular through-hole slideways, driving mechanism is fixedly mounted on front side back by support base, driving mechanism and transmission mechanism are sequentially connected, limit switch is set to above transmission mechanism, distance is moved horizontally for limiting clamping guide block, limit is opened It closes and driving mechanism is electrically connected with control circuit board, there is light-weight, compact to design, safe and reliable advantage.
Description
Technical field
The present invention relates to elevator safety component manufacturing technology field more particularly to a kind of screw-type elevator shock-absorbing rail clamping devices.
Background technique
Rail clamping device is a kind of stopping device for preventing lift car enabling accidental movement, is installed on lift car two sides.
Under normality, when elevator operates normally, which does not work；And when lift car is in enabling halted state, due to elevator
There is certain failure, so that elevator is surprisingly run, the passenger for passing in and out elevator or cargo is caused to cause danger, at this point, the device is dynamic
Make simultaneously clamp rail, to make the lift car stop of operation, guarantees the safety of passenger and cargo.
Existing notification number is that the patent of CN201310498779.X discloses a kind of combination elevator rail clamping device, combined electrical
Corresponding notch, the installation in notch two sides are laid in parallel up and down and formed to terraced rail clamping device, including two mounting plates, two mounting plates
Parallel-moving type brake block is respectively set between plate, the clamping face of two brake block is opposite and there are spacing；Trigger mechanism is set between two mounting plates
And resetting-mechanism, the trigger mechanism are electromagnet, the resetting-mechanism is motor；Power increasing machine is additionally provided between two mounting plates
Structure, trigger mechanism trigger brake block by force-increasing mechanism and make folder rail movement towards opposite side, and resetting-mechanism will press from both sides the reinforcement after rail acts
Reset.
However existing rail clamping device that there are still abrasions is very fast, control is unstable, structure is complicated easy break-down, sensitivity is not high
The problems such as.
Summary of the invention
It is existing in the prior art to overcome, it is the easy break-down that has that abrasion is very fast, control is unstable, structure is complicated, sensitive
The problems such as not high is spent, the present invention provides a kind of screw-type elevator shock-absorbing rail clamping devices.
The technical solution adopted by the present invention are as follows: screw-type elevator shock-absorbing rail clamping device, including rail clamping device shell, clamp system,
Transmission mechanism, driving mechanism, limit switch and control circuit board, the rail clamping device shell include flute profile folded plate and for closing
3 blocks of side plates of flute profile folded plate are stated, the front side board middle position of the flute profile folded plate is provided with symmetrical 2 rectangular through-hole slideways, institute
Stating clamp system includes 2 clamping guide blocks, and 2 clamping guide blocks are separately positioned on the outside of 2 rectangular through-holes slideway,
Bottom is connect with the transmission mechanism that the rectangular through-hole slideway back side is arranged in, and the transmission mechanism can drive 2 clampings
Guide block moves horizontally in 2 rectangular through-hole slideways, and the driving mechanism is fixedly mounted on the front side by support base
Back, the driving mechanism and the transmission mechanism are sequentially connected, and the limit switch is set to above the transmission mechanism, use
Distance is moved horizontally in limiting the clamping guide block, the limit switch and the driving mechanism are electric with the control circuit board
Property connection.
In some embodiments, friction plate assembly, the friction are provided on the opposite face of 2 clamping guide blocks
Piece component is made of metal gasket and friction plate, and the friction plate sticks in the metal gasket surface, on the metal gasket
It is provided with threaded hole, the metal gasket is connect with the clamping guide block by bolt arrangement.
In some embodiments, the control circuit board is fixed in the bottom plate of the flute profile folded plate by long foot bolt
Side.
In some embodiments, the driving mechanism includes DC brushless motor and gear-box, the brush DC electricity
Machine is sequentially connected by gear-box and the two-way trapezoidal screw.
In some embodiments, the transmission mechanism includes 2 bearing support blocks, two-way trapezoidal screw, 2 screw rods
Nut and 2 link blocks, 2 bearing support blocks are horizontally set on the front side back, are particularly located at 2 rectangular through-holes
The outside of slideway, the two-way trapezoidal screw are set between 2 bearing support blocks, and 2 feed screw nuts are arranged respectively
In 2 threaded areas of left and right sides of two-way trapezoidal screw, the flange end of 2 feed screw nuts is to setting.
In some embodiments, the feed screw nut uses trimming flange-type feed screw nut.
In some embodiments, the flange end of the feed screw nut of threaded area and company on the left of the two-way trapezoidal screw
It connects and is fixedly connected on the right side of block, the flange end and link block of the feed screw nut of threaded area on the right side of the two-way trapezoidal screw
Left side is fixedly connected.
In some embodiments, the middle part of 2 link blocks is provided with lateral arc groove, the feed screw nut's
Cylindrical thread end is embedded in the arc groove, and the link block has first close to the side of the rectangular through-hole slideway
Boss.
In some embodiments, the clamping guide block has second boss close to the side of the rectangular through-hole slideway,
The first boss and second boss section having the same, the first boss are bonded assembly by bolt with second boss,
After the link block and the clamping guide block are assembled by first boss and second boss, 2 " u "-shapeds are formed on top and bottom
Track, the top and bottom of the rectangular through-hole slideway are respectively arranged on 2 " u "-shaped track interiors, the " u "-shaped track
There are fit clearance 0.1-0.15mm with the top and bottom of the rectangular through-hole slideway.
In some embodiments, the limit switch includes 2 microswitches, and the microswitch is respectively arranged at it
In a link block two sides.
Compared with prior art, the beneficial effects of the present invention are:
(1) a kind of screw-type elevator shock-absorbing rail clamping device of the invention, the drive of guide block is clamped using two-way trapezoidal screw
Dynamic, transmission accuracy with higher and aid power are simple and reliable for structure.
(2) a kind of screw-type elevator shock-absorbing rail clamping device of the invention, link block are convex by first with the clamping guide block
The "U" shaped rails formed after platform and second boss assembly, cooperation precision with higher and operation stability.
(3) a kind of screw-type elevator shock-absorbing rail clamping device of the invention has light-weight, compact to design, securely and reliably excellent
Point.
Detailed description of the invention
Fig. 1 is external structure schematic diagram of the invention；
Fig. 2 is schematic diagram of internal structure of the invention；
Fig. 3 is circuit control schematic diagram of the invention.
Specific embodiment
Below in conjunction with drawings and examples, the present invention will be described in further detail.It should be appreciated that described herein
Specific examples are only used to explain the present invention, is not intended to limit the present invention.
In the description of the present invention, it is to be understood that, term " on ", "lower", "front", "rear", "left", "right", "top",
The orientation or positional relationship of the instructions such as "bottom", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, merely to just
In description the present invention and simplify description, rather than the device or element of indication or suggestion meaning must have a particular orientation, with
Specific orientation construction and operation, therefore be not considered as limiting the invention.
The present invention discloses a kind of screw-type elevator shock-absorbing rail clamping devices, as shown in Figure 1, 2: including rail clamping device shell 100, folder
Tight mechanism 200, transmission mechanism 300, driving mechanism 400, limit switch 500 and control circuit board 600, the rail clamping device shell
100 include flute profile folded plate 101 and 3 blocks of side plates for closing the flute profile folded plate 101, the front side board of the flute profile folded plate 101
104 middle positions are provided with symmetrical 2 rectangular through-hole slideways, and the clamp system 200 includes 2 clamping guide blocks 201,202, institute
It states 2 clamping guide blocks 201,202 to be separately positioned on the outside of 2 rectangular through-holes slideway, bottom and setting are in the rectangle
The transmission mechanism 300 at the through-hole slideway back side connects, and the transmission mechanism 300 can drive 2 clamping guide blocks 201,202 in institute
It states and is moved horizontally in 2 rectangular through-hole slideways, the driving mechanism 400 is fixedly mounted on the front side board 104 by support base
The back side, the driving mechanism 400 are sequentially connected with the transmission mechanism 300, and the limit switch 500 is fixed on by fixed plate
300 top of transmission mechanism, moves horizontally distance, the limit switch 500 for limiting the clamping guide block 201,202
It is electrically connected with the control circuit board 600 with the driving mechanism 400.
As shown in figure 3, in some embodiments, the control circuit board 600 includes relay, insures and use wiring board,
Input end signal: 24V DC, GND+ control signal；Controlling signal output is relay dry contact, when contact closure, rail clamping device folder
It holds and keeps；When contact disconnects, rail clamping device is opened and is kept.
In some embodiments, it is additionally provided with the time relay in the control circuit board 600, for controlling the clamping
Guide block 201,202 accommodates the time, and the time relay model uses G2RL-1-E.
In some embodiments, friction plate assembly is provided on the opposite face of 2 clamping guide blocks 201,202
203, the friction plate assembly 203 is made of metal gasket and friction plate, and the friction plate sticks in the metal gasket surface,
Threaded hole is provided on the metal gasket, the metal gasket is connect with the clamping guide block 201,202 by bolt arrangement.
In some embodiments, 2 clamping guide blocks, 201,202 outside is additionally provided with the shield of sheet metal structural, institute
It states and is provided with heat dissipating grid hole on shield.
In some embodiments, the control circuit board 600 is fixed on the flute profile folded plate 101 by long foot bolt
Bottom plate on the inside of.
In some embodiments, the transmission mechanism 300 includes 2 bearing support blocks 301,302, two-way trapezoidal screw
303,2 feed screw nuts, 304,305 and 2 link blocks 306,307,2 bearing support blocks 301,302 are horizontally set on institute
104 back side of front side board is stated, the outside of 2 rectangular through-hole slideways is particularly located at, the two-way trapezoidal screw 303 is set to described 2
Between bearing support block 301,302,2 feed screw nuts 304,305 are sheathed on the left and right sides of two-way trapezoidal screw 303 respectively
2 threaded areas, the flange end of 2 feed screw nuts 304,305 is to setting.
The two-way trapezoidal screw 303 has 2 threaded areas that screw pitch is identical but hand of spiral is opposite, single two-way ladder
When shape screw rod rotates, the feed screw nut 304,305 on 2 threaded areas carries out opposite or opposite direction movement.
In some embodiments, the driving mechanism 400 includes DC brushless motor 401 and gear-box 402, described straight
Brushless motor 401 is flowed to be sequentially connected by gear-box 402 and the two-way trapezoidal screw 303.
In some embodiments, the motor uses parameter for model: HM3650-2480, size: φ 36X50mm,
Power: 20W.
In some embodiments, the feed screw nut 304,305 uses trimming flange-type feed screw nut.
In some embodiments, positioned at the two-way 303 left side threaded area of trapezoidal screw feed screw nut 304 method
The right side of Lan Duanyu link block 306 is fixedly connected, the feed screw nut 305 positioned at the two-way 303 right side threaded area of trapezoidal screw
Flange end be fixedly connected with the left side of link block 307.
In some embodiments, the middle part of 2 link blocks 306,307 is provided with lateral arc groove, the silk
The cylindrical thread end of stem nut 304,305 is embedded in the arc groove, and the link block 306,307 is close to the square
The side of shape through-hole slideway has first boss.
In some embodiments, the clamping guide block 201,202 has the close to the side of the rectangular through-hole slideway
Two boss, the first boss and the section having the same of second boss 204, the first boss pass through with second boss 204
Bolt fitting assembly, the link block 306,307 pass through first boss and second boss 204 with the clamping guide block 201,202
After assembly, 2 " u "-shaped tracks are formed on top and bottom, the top and bottom of the rectangular through-hole slideway are respectively arranged on described 2
Inside " u "-shaped track 205,206, the top and bottom of the " u "-shaped track 205,206 and the rectangular through-hole slideway there are
Fit clearance 0.1-0.15mm, cooperation precision with higher and operation stability.
According to claim 1 with a kind of screw-type elevator shock-absorbing rail clamping device described in 6, it is characterised in that: the limit is opened
Closing 500 includes 2 microswitches 501,502, and the microswitch 501,502 is respectively arranged at one of link block two sides.
When elevator needs track to clamp, the various kinds of sensors acquisition signal of peripheral hardware passes to the control circuit board
600, control circuit board 600 controls the brushless motor 401 and rotates, and the torque of brushless motor 401 is driven double by gear-box 402
It is rotated to trapezoidal screw 303, and then the feed screw nut 304,305 is driven to move on screw rod, feed screw nut 304,305 passes through
Link block 306,307 drives the clamping guide block 201,202 to carry out clamping and loosening up.
The preferred embodiment of the present invention has shown and described in above description, as previously described, it should be understood that the present invention is not office
Be limited to form disclosed herein, should not be regarded as an exclusion of other examples, and can be used for various other combinations, modification and
Environment, and can be changed within that scope of the inventive concept describe herein by the above teachings or related fields of technology or knowledge
It is dynamic.And changes and modifications made by those skilled in the art do not depart from the spirit and scope of the present invention, then it all should be appended by the present invention
In scope of protection of the claims.
Claims (10)
1. a kind of screw-type elevator shock-absorbing rail clamping device, it is characterised in that: including rail clamping device shell (100), clamp system (200),
Transmission mechanism (300), driving mechanism (400), limit switch (500) and control circuit board (600), the rail clamping device shell
It (100) include flute profile folded plate (101) and 3 blocks of side plates for closing the flute profile folded plate (101), the flute profile folded plate (101)
Front side board (104) middle position be provided with symmetrical 2 rectangular through-hole slideways, the clamp system (200) includes that 2 clampings are led
Block (201,202), 2 clamping guide blocks (201,202) are separately positioned on the outside of 2 rectangular through-holes slideway, bottom
It is connect with the transmission mechanism (300) that the rectangular through-hole slideway back side is arranged in, the transmission mechanism (300) can drive described 2
A clamping guide block (201,202) moves horizontally in 2 rectangular through-hole slideways, and the driving mechanism (400) passes through support
Seat is fixedly mounted on the front side board (104) back side, and the driving mechanism (400) and the transmission mechanism (300) are sequentially connected,
The limit switch (500) is set to above the transmission mechanism (300), horizontal for limiting the clamping guide block (201,202)
Moving distance, the limit switch (500) and the driving mechanism (400) are electrically connected with the control circuit board (600).
2. a kind of screw-type elevator shock-absorbing rail clamping device according to claim 1, it is characterised in that: 2 clamping guide blocks
It is provided on the opposite face of (201,202) friction plate assembly (203), the friction plate assembly (203) is by metal gasket and rubs
Pad composition, the friction plate stick in the metal gasket surface, threaded hole, the metal gasket are provided on the metal gasket
Piece is connect with the clamping guide block (201,202) by bolt arrangement.
3. a kind of screw-type elevator shock-absorbing rail clamping device according to claim 1, it is characterised in that: the control circuit board
(600) it is fixed on by long foot bolt on the inside of the bottom plate of the flute profile folded plate (101).
4. a kind of screw-type elevator shock-absorbing rail clamping device according to claim 1, it is characterised in that: the transmission mechanism
It (300) include 2 bearing support blocks (301,302), two-way trapezoidal screw (303), 2 feed screw nuts (304,305) and 2 companies
It connects block (306,307), 2 bearing support blocks (301,302) are horizontally set on the front side board (104) back side, specific position
In the outside of 2 rectangular through-hole slideways, the two-way trapezoidal screw (303) be set to 2 bearing support blocks (301,302) it
Between, 2 feed screw nuts (304,305) are sheathed on 2 threaded areas of left and right sides of two-way trapezoidal screw (303) respectively, and described 2
The flange end of a feed screw nut (304,305) is to setting.
5. a kind of screw-type elevator shock-absorbing rail clamping device according to claim 1, it is characterised in that: the driving mechanism
It (400) include DC brushless motor (401) and gear-box (402), the DC brushless motor (401) passes through gear-box (402)
It is sequentially connected with the two-way trapezoidal screw (303).
6. a kind of screw-type elevator shock-absorbing rail clamping device according to claim 4, it is characterised in that: the feed screw nut
(304,305) trimming flange-type feed screw nut is used.
7. a kind of screw-type elevator shock-absorbing rail clamping device according to claim 4, it is characterised in that: be located at described two-way trapezoidal
It is fixedly connected on the right side of the flange end of the feed screw nut (304) of threaded area and link block (306) on the left of screw rod (303), is located at institute
State the fixed company in the left side of the flange end of the feed screw nut (305) of threaded area and link block (307) on the right side of two-way trapezoidal screw (303)
It connects.
8. a kind of screw-type elevator shock-absorbing rail clamping device according to claim 4, it is characterised in that: 2 link blocks
The middle part of (306,307) is provided with lateral arc groove, and the cylindrical thread end of the feed screw nut (304,305) is embedded at institute
It states in arc groove, the link block (306,307) has first boss close to the side of the rectangular through-hole slideway.
9. a kind of screw-type elevator shock-absorbing rail clamping device according to claim 2 and 8, it is characterised in that: the clamping guide block
(201,202) have second boss (204), the first boss and second boss close to the side of the rectangular through-hole slideway
(204) section having the same, the first boss are bonded assembly, the link block by bolt with second boss (204)
After (306,307) and the clamping guide block (201,202) are by first boss and second boss (204) assembly, on top and bottom
Portion forms 2 " u "-shaped tracks (205,206), and the top and bottom of the rectangular through-hole slideway are respectively arranged on 2 " u "-shapeds
Track (205,206) is internal, and there are match for the top and bottom of the " u "-shaped track (205,206) and the rectangular through-hole slideway
Close gap 0.1-0.15mm.
10. according to claim 1 with a kind of screw-type elevator shock-absorbing rail clamping device described in 4, it is characterised in that: the limit switch
It (500) include 2 microswitches (501,502), the microswitch (501,502) is respectively arranged at one of link block two
Side.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910097498.0A CN109650213B (en) | 2019-01-31 | 2019-01-31 | Screw rod type elevator damping rail clamping device |
| PCT/CN2019/084608 WO2020155442A1 (en) | 2019-01-31 | 2019-04-26 | Screw rod type elevator damping rail clamping device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910097498.0A CN109650213B (en) | 2019-01-31 | 2019-01-31 | Screw rod type elevator damping rail clamping device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109650213A true CN109650213A (en) | 2019-04-19 |
| CN109650213B CN109650213B (en) | 2021-04-06 |
Family
ID=66121171
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910097498.0A Active CN109650213B (en) | 2019-01-31 | 2019-01-31 | Screw rod type elevator damping rail clamping device |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN109650213B (en) |
| WO (1) | WO2020155442A1 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109678028A (en) * | 2019-01-31 | 2019-04-26 | 南通中尧特雷卡电梯产品有限公司 | A kind of elevator shock-absorbing rail clamping device of synchronous wheel drive |
| CN111362094A (en) * | 2020-03-13 | 2020-07-03 | 佛山市欧汇电梯配件有限公司 | Safety tongs and rope clamp linkage mechanism for elevator and use method thereof |
| WO2020155442A1 (en) * | 2019-01-31 | 2020-08-06 | 南通中尧特雷卡电梯产品有限公司 | Screw rod type elevator damping rail clamping device |
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| CN109678028B (en) * | 2019-01-31 | 2021-10-01 | 南通中尧特雷卡电梯产品有限公司 | Elevator shock attenuation rail clamping device of synchronous wheel drive |
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| CN2229575Y (en) * | 1995-06-09 | 1996-06-19 | 哈尔滨重型机器厂 | Constant-moment hand and electric two-purpose rail clamping pliers |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109678028A (en) * | 2019-01-31 | 2019-04-26 | 南通中尧特雷卡电梯产品有限公司 | A kind of elevator shock-absorbing rail clamping device of synchronous wheel drive |
| WO2020155442A1 (en) * | 2019-01-31 | 2020-08-06 | 南通中尧特雷卡电梯产品有限公司 | Screw rod type elevator damping rail clamping device |
| CN109678028B (en) * | 2019-01-31 | 2021-10-01 | 南通中尧特雷卡电梯产品有限公司 | Elevator shock attenuation rail clamping device of synchronous wheel drive |
| CN111362094A (en) * | 2020-03-13 | 2020-07-03 | 佛山市欧汇电梯配件有限公司 | Safety tongs and rope clamp linkage mechanism for elevator and use method thereof |
| CN111362094B (en) * | 2020-03-13 | 2021-03-26 | 佛山市欧汇电梯配件有限公司 | Safety tongs and rope clamp linkage mechanism for elevator and use method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2020155442A1 (en) | 2020-08-06 |
| CN109650213B (en) | 2021-04-06 |
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