CN203891659U - Gate lifting protection device - Google Patents
Gate lifting protection device Download PDFInfo
- Publication number
- CN203891659U CN203891659U CN201420146105.3U CN201420146105U CN203891659U CN 203891659 U CN203891659 U CN 203891659U CN 201420146105 U CN201420146105 U CN 201420146105U CN 203891659 U CN203891659 U CN 203891659U
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- Prior art keywords
- gate
- lifting
- button
- crossbeam
- source
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- Expired - Lifetime
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- 230000003028 elevating effect Effects 0.000 claims description 12
- 230000001012 protector Effects 0.000 claims description 11
- 210000000078 claw Anatomy 0.000 abstract 2
- 230000001174 ascending effect Effects 0.000 abstract 1
- 230000006835 compression Effects 0.000 description 9
- 238000007906 compression Methods 0.000 description 9
- 238000010586 diagram Methods 0.000 description 3
- 230000005611 electricity Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
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Abstract
The utility model relates to a gate lifting protection device. The gate lifting protection device comprises a gate lifting mechanism and a lifting control circuit, wherein an upper transverse beam of the gate lifting mechanism is fixedly connected to the tops of two upright posts; a gate lifting transverse beam is supported between the two upright posts, and can move up and down; the two ends of the gate lifting transverse beam are hinged to piston rods of a left lifting oil cylinder and a right lifting oil cylinder respectively; both sides below the gate lifting transverse beam are provided with a left claw and a right claw capable of hooking a gate respectively; an up button in the lifting control circuit is connected to a direct-current power supply after being connected in series with a gate up electromagnetic valve; a down button is connected to the direct-current power supply after being connected in series with a gate down electromagnetic valve; a tilt angle sensor is arranged on the gate lifting transverse beam; the power supply input end of the tilt angle sensor is connected to the direct-current power supply; the signal output end of the tilt angle sensor is connected to the cathode of the direct-current power supply after being connected in series with a coil of an intermediate relay; the normally-open contact of the intermediate relay is connected in series between the up button and the gate up electromagnetic valve. By adopting the device, the gate is prevented from ascending in time when the gate lifting transverse beam inclines.
Description
Technical field
The utility model relates to a kind of gate lifting protector, for the gate lifting protection of garbage transfer station compression box.
Background technology
After the compression box filling rubbish of garbage transfer station, need to compress rubbish by compressing mechanism, to load more rubbish.Compression box rear end is provided with can revolve from top the hermatic door opening, and the middle part of hermatic door is provided with the gate that can move up and down along the guide groove on hermatic door, gate is up open after, the cutting somebody's hair of compressing mechanism stretched in compression box rubbish compressed, after compression, cut somebody's hair and exit, so move in circles.After compression box is filled, gate is descending closes, and then compression box is sent to refuse landfill or incineration plant, and lifting mechanism lifts the front end of compression box, and the hermatic door of compression box rear end is opened, and rubbish is discharged.
The upstream or downstream of gate complete by gate lifting gear, gate lifting gear comprises gate-lowering mechanism structure and elevating control circuit, gate-lowering mechanism structure comprises that column, top rail and gate promote crossbeam, top rail is fixedly connected on two column tops, gate promotes cross beam support between two columns and can move up and down along column, the two ends that gate promotes crossbeam are hinged with the piston rod part of left lift cylinder and right lift cylinder respectively, and the both sides, below that gate promotes crossbeam are respectively equipped with left hook and the right hook that can hook gate; In elevating control circuit, up button accesses dc source after connecting with the up electromagnetic valve of gate, and descending button accesses dc source after connecting with gate downlink electrical magnet valve.
Gate promotes left hook and the right hook of crossbeam and hooks after gate, presses up button, and the up electromagnetic valve of gate obtains electric, and left lift cylinder and right lift cylinder move simultaneously and gate is promoted to crossbeam lift, and gate is thereupon up, unclamps up button after putting in place.After having compressed, press descending button, gate downlink electrical magnet valve obtains electric, and left lift cylinder and right lift cylinder move simultaneously and gate is promoted to crossbeam fall, and gate is thereupon descending.
In gate lifting process, may there is left hook or right hook landing, occur that a side of gate breaks off relations, now, gate promotes crossbeam and there will be crookedly because laying particular stress on, and in the unwitting situation of operating personnel, can occur that oil cylinder damages and gate lifting crossbeam bend.
Utility model content
The purpose of this utility model is, overcomes problems of the prior art, and a kind of gate lifting protector providing, in the time that gate promotes crossbeam run-off the straight, can stop gate up in time.
For solving above technical problem, a kind of gate lifting protector provided by the utility model, comprise gate-lowering mechanism structure and elevating control circuit, described gate-lowering mechanism structure comprises column, top rail and gate promote crossbeam, described top rail be fixedly connected on two described in column top, described gate promotes cross beam support described in two between column and can move up and down along column, the two ends that described gate promotes crossbeam are hinged with the piston rod part of left lift cylinder and right lift cylinder respectively, the both sides, below that described gate promotes crossbeam are respectively equipped with left hook and the right hook that can hook gate, in described elevating control circuit, up button accesses dc source after connecting with the up electromagnetic valve of gate, descending button accesses described dc source after connecting with gate downlink electrical magnet valve, described gate promotes on crossbeam obliquity sensor is installed, the power input of described obliquity sensor accesses described dc source, the signal output part of described obliquity sensor accesses the negative pole of described dc source after connecting with the coil of auxiliary reclay, the normally open contact of described auxiliary reclay is connected between described up button and the up electromagnetic valve of described gate.
With respect to prior art, the utility model has been obtained following beneficial effect: obliquity sensor can be responded to the angle of inclination of gate lifting crossbeam automatically, in the time that gate promotes crossbeam in level, it is electric that its signal output part output voltage obtains the coil of auxiliary reclay, the normally open contact closure of auxiliary reclay, presses up button, and the up electromagnetic valve of gate can obtain electric, left lift cylinder and right lift cylinder move simultaneously and gate is promoted to crossbeam lift, and gate is able to up; In the time that obliquity sensor senses that the inclination angle of gate lifting crossbeam is greater than setting value, its signal output part stops output voltage, the coil losing electricity of auxiliary reclay, the normally open contact of auxiliary reclay disconnects, even if press up button, the up electromagnetic valve of gate still can not obtain electric, and left lift cylinder and right lift cylinder will stop action, prevents the generation damaging.
As preferred version of the present utility model, in described elevating control circuit, also comprise warning circuit, described warning circuit comprises and being connected between described dc source and the normally closed interlock of the bell button that disappears, electric bell and the described auxiliary reclay of series connection mutually.In the time that gate promotes crossbeam in level, it is electric that the signal output part output voltage of obliquity sensor obtains the coil of auxiliary reclay, and the normally closed interlock of auxiliary reclay is opened, and electric bell does not ring; In the time that obliquity sensor senses that the inclination angle of gate lifting crossbeam is greater than setting value, its signal output part stops output voltage, the coil losing electricity of auxiliary reclay, the normally closed interlock of auxiliary reclay is connected, electric bell obtains electric giving the alarm, and presses the bell button that disappears, and can make electric bell power-off stop alarm.
As preferred version of the present utility model, all wiring of described obliquity sensor are installed in drag chain, and the top of described drag chain is fixed on described top rail.All wiring of obliquity sensor are installed on and in drag chain, are conducive to guardwire in the time moving up and down.
Brief description of the drawings
Fig. 1 is the state diagram before the utility model gate lifting protector lift gate.
Fig. 2 is the state diagram after the utility model gate lifting protector lift gate.
Fig. 3 is the elevating control circuit diagram of the utility model gate lifting protector.
In figure: 1. column; 2. top rail; 3. gate promotes crossbeam; The left hook of 4a.; The right hook of 4b.; The left lift cylinder of 5a.; The right lift cylinder of 5b.; 6. drag chain; FU1: fuse; SB1. up button; SB2. descending button; SB3. bell button disappears; S1. the up electromagnetic valve of gate; S2. gate downlink electrical magnet valve; KB1. obliquity sensor; K1. auxiliary reclay; BJ. electric bell.
Detailed description of the invention
As shown in Figure 1, Figure 2 and Figure 3; gate lifting protector of the present utility model comprises gate-lowering mechanism structure and elevating control circuit; gate-lowering mechanism structure comprises that column, top rail and gate promote crossbeam; top rail is fixedly connected on two column tops; gate promotes cross beam support between two columns and can move up and down along column; the two ends that gate promotes crossbeam are hinged with the piston rod part of left lift cylinder and right lift cylinder respectively, and the both sides, below that gate promotes crossbeam are respectively equipped with left hook and the right hook that can hook gate.
In elevating control circuit, in 24v DC power supply circuit, be provided with fuse FU1, access dc source after up button SB1 connects with the up electromagnetic valve S1 of gate, access dc source after descending button SB2 connects with gate downlink electrical magnet valve S2, the upper surface that gate promotes crossbeam is provided with obliquity sensor KB1, the power input access dc source of obliquity sensor KB1, the signal output part of obliquity sensor KB1 accesses the negative pole of dc source after connecting with the coil of auxiliary reclay K1, the normally open contact K1-1 of auxiliary reclay K1 is connected between up button SB1 and the up electromagnetic valve S1 of gate.In elevating control circuit, also comprise warning circuit, warning circuit comprises and being connected between dc source and the bell button SB3 that disappears, the electric bell BJ of series connection mutually and the normally closed interlock K1-2 of auxiliary reclay K1.
All wiring of obliquity sensor KB1 are installed in drag chain, and the top of drag chain is fixed on top rail, so as in the time to move up and down guardwire.
When work, obliquity sensor KB1 can respond to the angle of inclination of gate lifting crossbeam automatically, in the time that gate promotes crossbeam in level, it is electric that its signal output part output voltage obtains the coil of auxiliary reclay K1, the normally open contact K1-1 closure of auxiliary reclay K1, presses up button SB1, and the up electromagnetic valve S1 of gate can obtain electric, left lift cylinder and right lift cylinder move simultaneously and gate is promoted to crossbeam lift, and gate is able to up; Now the normally closed interlock K1-2 of auxiliary reclay K1 opens, and electric bell BJ does not ring.
In the time that obliquity sensor KB1 senses that the inclination angle of gate lifting crossbeam is greater than setting value, its signal output part stops output voltage, the coil losing electricity of auxiliary reclay K1, the normally open contact K1-1 of auxiliary reclay K1 disconnects, even if press up button SB1, the up electromagnetic valve S1 of gate still can not obtain electric, and left lift cylinder and right lift cylinder will stop action.The normally closed interlock K1-2 of auxiliary reclay K1 connects simultaneously, and electric bell BJ obtains electric giving the alarm, and presses the bell button SB3 that disappears, and can make electric bell BJ power-off stop alarm.
After having compressed, press descending button SB2, gate downlink electrical magnet valve S2 obtains electric, and left lift cylinder and right lift cylinder move simultaneously and gate is promoted to crossbeam 3 fall, and gate is thereupon descending.
The ROB100 type obliquity sensor that obliquity sensor can select Shanxi Right M&C Technology Co., Ltd. to produce, or the NS-E type obliquity sensor of selecting Beijing SDi Science & Technology Co., Ltd. to produce.
In addition to the implementation, the utility model can also have other embodiments.All employings are equal to the technical scheme of replacement or equivalent transformation formation, all drop in the protection domain of the utility model requirement.
Claims (3)
1. a gate lifting protector, comprise gate-lowering mechanism structure and elevating control circuit, described gate-lowering mechanism structure comprises that column, top rail and gate promote crossbeam, described top rail be fixedly connected on two described in column top, described gate promotes cross beam support described in two between column and can move up and down along column, the two ends that described gate promotes crossbeam are hinged with the piston rod part of left lift cylinder and right lift cylinder respectively, and the both sides, below that described gate promotes crossbeam are respectively equipped with left hook and the right hook that can hook gate; In described elevating control circuit, up button accesses dc source after connecting with the up electromagnetic valve of gate, descending button accesses described dc source after connecting with gate downlink electrical magnet valve, it is characterized in that: described gate promotes on crossbeam obliquity sensor is installed, the power input of described obliquity sensor accesses described dc source, the signal output part of described obliquity sensor accesses the negative pole of described dc source after connecting with the coil of auxiliary reclay, the normally open contact of described auxiliary reclay is connected between described up button and the up electromagnetic valve of described gate.
2. gate lifting protector according to claim 1; it is characterized in that: in described elevating control circuit, also comprise warning circuit, described warning circuit comprises and being connected between described dc source and the normally closed interlock of the bell button that disappears, electric bell and the described auxiliary reclay of series connection mutually.
3. gate lifting protector according to claim 1 and 2, is characterized in that: all wiring of described obliquity sensor are installed in drag chain, and the top of described drag chain is fixed on described top rail.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420146105.3U CN203891659U (en) | 2014-03-28 | 2014-03-28 | Gate lifting protection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420146105.3U CN203891659U (en) | 2014-03-28 | 2014-03-28 | Gate lifting protection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203891659U true CN203891659U (en) | 2014-10-22 |
Family
ID=51718075
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420146105.3U Expired - Lifetime CN203891659U (en) | 2014-03-28 | 2014-03-28 | Gate lifting protection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203891659U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110902222A (en) * | 2019-12-27 | 2020-03-24 | 徐州徐工环境技术有限公司 | Gate lifting protection device based on weight sensing and detection method |
| CN112658942A (en) * | 2020-12-23 | 2021-04-16 | 豆国政 | Lifting protection device for protective cover of multi-wire cutting machine |
-
2014
- 2014-03-28 CN CN201420146105.3U patent/CN203891659U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110902222A (en) * | 2019-12-27 | 2020-03-24 | 徐州徐工环境技术有限公司 | Gate lifting protection device based on weight sensing and detection method |
| CN110902222B (en) * | 2019-12-27 | 2023-09-05 | 徐州徐工环境技术有限公司 | Gate lifting protection device based on weight sensing and detection method |
| CN112658942A (en) * | 2020-12-23 | 2021-04-16 | 豆国政 | Lifting protection device for protective cover of multi-wire cutting machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20141022 |