CN208776147U - A kind of anti-tenesmus elevator - Google Patents
A kind of anti-tenesmus elevator Download PDFInfo
- Publication number
- CN208776147U CN208776147U CN201821390154.6U CN201821390154U CN208776147U CN 208776147 U CN208776147 U CN 208776147U CN 201821390154 U CN201821390154 U CN 201821390154U CN 208776147 U CN208776147 U CN 208776147U
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- Prior art keywords
- trapezoidal
- carriage
- elevator
- tenesmus
- trapezoidal screw
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- Expired - Fee Related
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- 206010057071 Rectal tenesmus Diseases 0.000 title claims abstract description 29
- 208000012271 tenesmus Diseases 0.000 title claims abstract description 29
- 210000003456 pulmonary alveoli Anatomy 0.000 claims description 11
- 238000005299 abrasion Methods 0.000 description 2
- 230000003321 amplification Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
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Abstract
The utility model discloses a kind of anti-tenesmus elevator, including hoistway, carriage and the traction machine for driving carriage to go up and down are provided in hoistway, the safety device for preventing carriage from dropping is provided between hoistway and carriage, safety device includes the trapezoidal nut pipe for being fixed on hoistway inner sidewall, the trapezoidal screw for being fixed on carriage lateral wall and matching with trapezoidal nut pipe and the servo motor for driving trapezoidal screw to move；When elevator operates normally, trapezoidal screw and carriage synchronization lifting, the thread of trapezoidal screw and the thread interval of trapezoidal nut pipe are arranged；When Lift out of order tenesmus, carriage drives trapezoidal screw to move downward, until the thread of the thread and adjacent trapezoidal nut pipe of trapezoidal screw is inconsistent.The anti-tenesmus elevator of the utility model effectively can prevent carriage from gliding, it is therefore prevented that the generation of slide accident improves the safety of elevator operation, while realizing the high-speed cruising of carriage, reduces the running noise of elevator.
Description
Technical field
The utility model relates to elevator technology field more particularly to a kind of anti-tenesmus elevator.
Background technique
With the improvement of living standards and industrial expansion, use traction-type machine more and more for the elevator of power.It is existing
Pull-behind lift in technology, the general friction using traction sheave and wirerope provide pulling force.If traction sheave and wirerope
Frictional force is not enough to draw high the weight of carriage, it is possible to slide accident occur.Therefore, it is necessary to develop one kind can prevent slide
Anti- tenesmus elevator.
Utility model content
For overcome the deficiencies in the prior art, the purpose of this utility model is to provide a kind of anti-tenesmus elevator,
Effectively carriage can be prevented to glide, it is therefore prevented that the generation of slide accident improves the safety of elevator operation.
The utility model adopts the following technical solution realizes:
A kind of anti-tenesmus elevator, including hoistway are provided with carriage in the hoistway and for driving the carriage
The traction machine of lifting is provided with the safety device for preventing the carriage tenesmus between the hoistway and the carriage, described
Safety device include the trapezoidal nut pipe for being fixed on the hoistway inner sidewall, be fixed on the carriage lateral wall and with it is described trapezoidal
The trapezoidal screw that nut pipe matches and the servo motor for driving the trapezoidal screw movement；When elevator operates normally
When, the trapezoidal screw and the carriage synchronization lifting, between the thread of the trapezoidal screw and the thread of the trapezoidal nut pipe
Every setting；When Lift out of order tenesmus, the carriage drives the trapezoidal screw to move downward, until the trapezoidal screw
Thread and the adjacent trapezoidal nut pipe thread it is inconsistent.
Further, the screw pitch of the trapezoidal screw is identical as the screw pitch of the trapezoidal nut pipe.
Further, the tooth height of the trapezoidal screw is less than the tooth height of the trapezoidal nut pipe, the tooth of the trapezoidal screw
Top width is less than the alveolus bottom width of the trapezoidal nut pipe.
Further, the tooth height of the trapezoidal screw is small 2~5mm higher than the tooth of the trapezoidal nut pipe.Preferably, described
The tooth height of trapezoidal screw can be higher small 2mm, 3mm, 4mm, 5mm than the tooth of the trapezoidal nut pipe etc. numerical value.
Further, the wide alveolus bottom width than the trapezoidal nut pipe of the crest of the trapezoidal screw is 4~10mm small.It is preferred that
Ground, the crest of the trapezoidal screw it is wide can, 6mm, 7mm 4mm, 5mm smaller than the alveolus bottom width of the trapezoidal nut pipe, 8mm,
The numerical value such as 9mm, 10mm.
Further, the both ends of the trapezoidal screw are provided with bearing and are used to support the support base of the bearing,
Two support bases are connected with backboard.
Further, the two sides of the backboard are provided with the first connector for connecting the carriage, the carriage
On be provided with the second connector matched with first connector, first connector and second connector pass through
Bolt is fixedly connected.
Further, first connector is provided with the first mounting hole matched with the bolt, and described second connects
Fitting is provided with the second mounting hole matched with the bolt.
Further, first connector is provided with several double wedges in the side of the mounting hole, described in several
Double wedge is set to first connector close to the side of second connector.
Further, retarder is provided between the servo motor and the trapezoidal screw.
Compared with prior art, the utility model has the beneficial effects that:
By the way that the safety device for preventing carriage from dropping is arranged between hoistway and carriage, safety device includes being fixed on
The trapezoidal nut pipe of hoistway inner sidewall, trapezoidal screw, the Yi Jiyong for being fixed on carriage lateral wall and being matched with trapezoidal nut pipe
In the technological means of the servo motor of driving trapezoidal screw movement, so that trapezoidal screw is same with carriage when elevator operates normally
Step lifting, the thread of trapezoidal screw and the thread interval of trapezoidal nut pipe are arranged, i.e. the thread of trapezoidal screw and trapezoidal nut pipe
Thread do not contact, to guarantee trapezoidal screw and the abrasion generated due to friction will not occur for trapezoidal nut pipe, and can be with
The high-speed cruising for realizing carriage, reduces the running noise of carriage；And when Lift out of order tenesmus, carriage drives trapezoidal
Screw rod moves downward, until the thread of the thread and adjacent trapezoidal nut pipe of trapezoidal screw is inconsistent, i.e., trapezoidal screw is opposite
The positional relationship of trapezoidal nut pipe shifts, and the thread of trapezoidal screw rubs after contacting with the thread of trapezoidal nut pipe,
To prevent carriage from gliding, it is therefore prevented that the generation of slide accident improves the safety of elevator operation.
Detailed description of the invention
Fig. 1 is the perspective view of the anti-tenesmus elevator of the utility model embodiment；
Fig. 2 is that the anti-tenesmus elevator of the utility model embodiment hides the perspective view after hoistway；
Fig. 3 is the partial enlarged view in Fig. 2 at A；
Fig. 4 is the top view of the safety device of the utility model embodiment；
Fig. 5 is the main view of the safety device of the utility model embodiment；
Fig. 6 is the cross-sectional view of BB section in Fig. 5；
Fig. 7 is the partial enlarged view in Fig. 6 at C；
Fig. 8 is the perspective view of the safety device of the utility model embodiment；
Fig. 9 is the stereogram exploded view of the safety device of the utility model embodiment.
In figure: 10, hoistway；20, carriage；21, the second connector；30, traction machine；40, trapezoidal nut pipe；50, trapezoidal silk
Bar；60, servo motor；70, support base；80, backboard；81, the first connector；811, the first mounting hole；812, double wedge；90, subtract
Fast device.
Specific embodiment
In the following, being described further in conjunction with attached drawing and specific embodiment to the utility model, it should be noted that
Under the premise of not colliding, it can be formed in any combination between various embodiments described below or between each technical characteristic new
Embodiment.
Anti- tenesmus elevator as shown in figs 1-9, including hoistway 10 are provided with carriage 20 in hoistway 10 and for driving
The traction machine 30 that dynamic carriage 20 is gone up and down, is provided with the safety device for preventing carriage 20 from dropping between hoistway 10 and carriage 20
(not shown), safety device include the trapezoidal nut pipe 40 for being fixed on 10 inner sidewall of hoistway, be fixed on 20 lateral wall of carriage and with
The trapezoidal screw 50 that trapezoidal nut pipe 40 matches and the servo motor 60 for driving trapezoidal screw 50 to move；Work as elevator
When normal operation, trapezoidal screw 50 and 20 synchronization lifting of carriage, between the thread of trapezoidal screw 50 and the thread of trapezoidal nut pipe 40
Every setting；When Lift out of order tenesmus, carriage 20 drives trapezoidal screw 50 to move downward, until the thread of trapezoidal screw 50
It is inconsistent with the thread of adjacent trapezoidal nut pipe 40.
By the way that the safety device for preventing carriage 20 from dropping is arranged between hoistway 10 and carriage 20, safety device includes
The ladder for being fixed on the trapezoidal nut pipe 40 of 10 inner sidewall of hoistway, being fixed on 20 lateral wall of carriage and being matched with trapezoidal nut pipe 40
The technological means of shape screw rod 50 and the servo motor 60 for driving trapezoidal screw 50 to move, so that when elevator operates normally
When, trapezoidal screw 50 and 20 synchronization lifting of carriage, to guarantee that trapezoidal screw 50 and the relative position of trapezoidal nut pipe 40 are fixed, together
When trapezoidal screw 50 thread and the thread interval of trapezoidal nut pipe 40 be arranged, i.e. the thread of trapezoidal screw 50 and trapezoidal nut pipe
40 thread does not contact, thus guarantee that the abrasion generated due to friction will not occur for trapezoidal screw 50 and trapezoidal nut pipe 40,
And the high-speed cruising of carriage 20 may be implemented, reduce the running noise of carriage 20；And when Lift out of order tenesmus, sedan-chair
Compartment 20 drives trapezoidal screw 50 to move downward, until the thread of the thread and adjacent trapezoidal nut pipe 40 of trapezoidal screw 50 offsets
Touching, i.e. trapezoidal screw 50 shift with respect to the positional relationship of trapezoidal nut pipe 40, the thread and trapezoidal nut of trapezoidal screw 50
It rubs after the thread contact of pipe 40, so that carriage 20 be prevented to glide, it is therefore prevented that the generation of slide accident improves elevator fortune
Capable safety.
As preferred embodiment, the screw pitch of trapezoidal screw 50 is identical as the screw pitch of trapezoidal nut pipe 40.Trapezoidal screw
The tooth that 50 tooth height is less than trapezoidal nut pipe 40 is high, the wide alveolus bottom width less than trapezoidal nut pipe 40 of the crest of trapezoidal screw 50,
To guarantee the thread interval setting of the thread and trapezoidal nut pipe 40 of trapezoidal screw 50, trapezoidal screw 50 and trapezoidal nut pipe are prevented
40 frictions generate noise and vibration.
As shown in fig. 7, a height of H1 of the tooth for setting trapezoidal screw 50, a height of H2 of the tooth of trapezoidal nut pipe 40, trapezoidal screw 50
Crest width is L1, and the alveolus bottom width of trapezoidal nut pipe 40 is L2.As preferred embodiment, the tooth height of trapezoidal screw 50 is than ladder
The high small 2~5mm of the tooth of shape nut pipe 40.In the utility model, the tooth height of trapezoidal screw 50 can be than the tooth of trapezoidal nut pipe 40
The numerical value such as high small 2mm, 3mm, 4mm, 5mm.In the present embodiment, the tooth height of trapezoidal screw 50 is higher than the tooth of trapezoidal nut pipe 40 small
3mm.In other embodiments, the tooth height of trapezoidal screw 50 can small 2mm, 4mm, 5mm higher than the tooth of trapezoidal nut pipe 40 etc. its
His numerical value.
As preferred embodiment, the crest of trapezoidal screw 50 it is wide it is smaller by 4 than the alveolus bottom width of trapezoidal nut pipe 40~
10mm.In the utility model, the crest of trapezoidal screw 50 it is wide can it is 4mm, 5mm smaller than the alveolus bottom width of trapezoidal nut pipe 40,
The numerical value such as 6mm, 7mm, 8mm, 9mm, 10mm.In the present embodiment, the wide alveolus than trapezoidal nut pipe 40 of the crest of trapezoidal screw 50
The small 6mm of bottom width.In other embodiments, the crest of trapezoidal screw 50 it is wide can it is 4mm smaller than the alveolus bottom width of trapezoidal nut pipe 40,
Other numerical value such as 5mm, 7mm, 8mm, 9mm, 10mm.
As preferred embodiment, the both ends of trapezoidal screw 50 are provided with bearing (not shown) and are used to support axis
The support base 70 held, two support bases 70 are connected with backboard 80.The setting of bearing can make the rotation of trapezoidal screw 50 more suitable
Freely, the frictional force in the rotation of trapezoidal screw 50 is reduced, operational efficiency is improved.
As preferred embodiment, the two sides of backboard 80 are provided with the first connector 81 for connecting carriage 20,
The second connector 21 matched with the first connector 81 is provided in carriage 20, the first connector 81 and the second connector 21 are logical
Bolt is crossed to be fixedly connected.First connector 81 is provided with the first mounting hole 811 matched with bolt, the setting of the second connector 21
There is the second mounting hole (not shown) matched with bolt.By the cooperation of the first connector 81, the second connector 21 and bolt,
So that trapezoidal screw 50 is fixedly connected with carriage 20.
As preferred embodiment, the first connector 81 is provided with several double wedges 812 in the side of mounting hole, several
A double wedge 812 is set to the first connector 81 close to the side of the second connector 21.The setting of double wedge 812 improves the first company
Frictional force between fitting 81 and the second connector 21 prevents from occurring to slide relatively between the first connector 81 and the second connector 21
It is dynamic, improve reliability of structure.
As preferred embodiment, retarder 90 is provided between servo motor 60 and trapezoidal screw 50.Servo motor
60 pairs of trapezoidal screws 50 provide power, by retarder 90 by the moment amplification of servo motor 60, with drive trapezoidal screw 50 into
Row lifting.
Above embodiment is only preferred embodiments of the present invention, cannot be protected with this to limit the utility model
Range, the variation of any unsubstantiality that those skilled in the art is done on the basis of the utility model and replacement belong to
In the utility model range claimed.
Claims (10)
1. a kind of anti-tenesmus elevator, including hoistway, it is characterised in that: be provided with carriage in the hoistway and for driving
The traction machine of the carriage lifting is provided with the safety dress for preventing the carriage tenesmus between the hoistway and the carriage
Set, the safety device include the trapezoidal nut pipe for being fixed on the hoistway inner sidewall, be fixed on the carriage lateral wall and with
The trapezoidal screw that the trapezoidal nut pipe matches and the servo motor for driving the trapezoidal screw movement；Work as elevator
When normal operation, the trapezoidal screw and the carriage synchronization lifting, the thread of the trapezoidal screw and the trapezoidal nut pipe
Thread interval setting；When Lift out of order tenesmus, the carriage drives the trapezoidal screw to move downward, until described
The thread of trapezoidal screw and the thread of the adjacent trapezoidal nut pipe are inconsistent.
2. anti-tenesmus elevator as described in claim 1, it is characterised in that: the screw pitch of the trapezoidal screw with it is described trapezoidal
The screw pitch of nut pipe is identical.
3. anti-tenesmus elevator as described in claim 1, it is characterised in that: the tooth height of the trapezoidal screw is less than the ladder
The tooth of shape nut pipe is high, the wide alveolus bottom width less than the trapezoidal nut pipe of the crest of the trapezoidal screw.
4. anti-tenesmus elevator as claimed in claim 3, it is characterised in that: the tooth height of the trapezoidal screw is more trapezoidal than described
The high small 2~5mm of the tooth of nut pipe.
5. anti-tenesmus elevator as claimed in claim 3, it is characterised in that: the crest of the trapezoidal screw is wide than the ladder
Small 4~the 10mm of alveolus bottom width of shape nut pipe.
6. anti-tenesmus elevator as described in claim 1, it is characterised in that: the both ends of the trapezoidal screw are provided with axis
The support base of the bearing is held and is used to support, two support bases are connected with backboard.
7. anti-tenesmus elevator as claimed in claim 6, it is characterised in that: the two sides of the backboard are provided with for connecting
The first connector of the carriage is connect, the second connector matched with first connector, institute are provided in the carriage
It states the first connector and second connector is bolted to connection.
8. anti-tenesmus elevator as claimed in claim 7, it is characterised in that: first connector is provided with and the spiral shell
The first mounting hole that bolt matches, second connector are provided with the second mounting hole matched with the bolt.
9. anti-tenesmus elevator as claimed in claim 8, it is characterised in that: first connector is in the mounting hole
Side is provided with several double wedges, several described double wedges are set to first connector close to the one of second connector
Side.
10. anti-tenesmus elevator as described in claim 1, it is characterised in that: the servo motor and the trapezoidal screw
Between be provided with retarder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821390154.6U CN208776147U (en) | 2018-08-28 | 2018-08-28 | A kind of anti-tenesmus elevator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821390154.6U CN208776147U (en) | 2018-08-28 | 2018-08-28 | A kind of anti-tenesmus elevator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208776147U true CN208776147U (en) | 2019-04-23 |
Family
ID=66158695
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821390154.6U Expired - Fee Related CN208776147U (en) | 2018-08-28 | 2018-08-28 | A kind of anti-tenesmus elevator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208776147U (en) |
-
2018
- 2018-08-28 CN CN201821390154.6U patent/CN208776147U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190423 |