CN201990419U - Automatic control device of breaking through prevention electric hoist - Google Patents
Automatic control device of breaking through prevention electric hoist Download PDFInfo
- Publication number
- CN201990419U CN201990419U CN2011201042751U CN201120104275U CN201990419U CN 201990419 U CN201990419 U CN 201990419U CN 2011201042751 U CN2011201042751 U CN 2011201042751U CN 201120104275 U CN201120104275 U CN 201120104275U CN 201990419 U CN201990419 U CN 201990419U
- Authority
- CN
- China
- Prior art keywords
- switch
- photoelectric
- photoelectric switch
- electric hoist
- stay bearing
- 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.)
- Expired - Lifetime
Links
Images
Landscapes
- Operating, Guiding And Securing Of Roll- Type Closing Members (AREA)
Abstract
An automatic control device of a breaking through prevention electric hoist relates to hoisting equipment, in particular to the automatic control device of the breaking through prevention electric hoist, which comprises an electric hoist 1, an electric cabinet 2, a button switch box 3, a fixed bolt 4, a photoelectric switch baffle plate 5, a hook 6, a photoelectric switch 7 and a support plate 8, wherein the photoelectric switch 7 and the photoelectric switch baffle plate 5 are installed on the support plate 8 which is arranged at the two end heads of the shell of the electric hoist 1, the photoelectric technology is used for solving the technical problem of breaking through the electric hoist, and when the hook 6 is lifted to the ascending limit position of the hook, the photoelectric control stops the ascending. The automatic control device of the breaking through prevention electric hoist has an ingenious design, a light structure, simplicity in manufacture, low cost, convenience in use, sensitive operation, safety and reliability, and is a new breakthrough which utilizes the photoelectric technology to solve the technical problem of breaking through the electric hoist. The automatic control device of the breaking through prevention electric hoist can be widely applied on all electric hoist using units, the electric hoist is technically improved, the safety control is increased, and the potential safety hazard is eliminated.
Description
Technical field
The utility model relates to weight-lifting equipment, especially the anti-automatic control device of rushing to summit of electric block.
Background technology
The anti-technical scheme of rushing to summit of existing electric block is varied, majority is to use mechanical component such as travel switch and gear, cam, complex structure, parts are many, cost of manufacture is high, have because of the travel switch fault, cause rushing to summit, twist disconnected steel rope, cause safety misadventure, therefore functional reliability poor, have potential safety hazard, be weight-lifting equipment manufacturing and the problem of using industry all to pay close attention to and study.
The utility model adopts the photoelectric technology scheme to solve the anti-automatic guidance problem of rushing to summit of electric block, simple in structure, be active in one's movements, safe and reliable, with low cost, be to solve the anti-new breakthrough of rushing to summit of electric block with photoelectric technology.
According to retrieval, domestic do not have the patent application identical with the utility model as yet.
Summary of the invention
At the deficiency of above-mentioned existence, the utility model provide a kind of light and handy with structure, make simple, with low cost, easy to use, be active in one's movements, safe and reliable, that use photoelectric technology, the anti-automatic control device of rushing to summit of electric block.
The technical scheme that its technical matters that solves the utility model adopts is: as shown in Figure 1 and Figure 2, the anti-automatic control device of rushing to summit of this electric block comprises electric block 1, electric cabinet 2, button switch box 3, bolt of rear end plate 4, photoelectric switch reflecting plate 5, hook 6, photoelectric switch 7, stay bearing plate 8, it is characterized in that: described electric block 1, on the two ends housing of its shell, on the axis of winding drum position, respectively do the tapped bore of a bolt of rear end plate 4; Described stay bearing plate 8 is two rectangular slabs that are fixed on the electric block 1 two ends body skin, its upper end, the bolt hole of bolt 4 fixes on the line of centers of stay bearing plate 8, by bolt of rear end plate 4 stay bearing plate 8 is fixed on the electric block 1 two ends body skin, the length of this stay bearing plate 8 is that flat length is leaned in upper end and body skin lower edge, termination, add unsettled length L below body skin lower edge, termination, when the length of its L is in up end position for hook 6, between hook 6 last end face and electric block 1 shell lower edge apart from A, add the length D of photoelectric switch 7, add 100mm, the width of this stay bearing plate 8 is consistent with the width of photoelectric switch reflecting plate 5, free end centerline at two stay bearing plates 8, make the photounit mounting center, one of them stay bearing plate 8 is installed photoelectric switch 7, another stay bearing plate 8 is installed photoelectric switch reflecting plates 5, and it is right to make photoelectric switch 7 and photoelectric switch reflecting plate 5 all be installed in the lower end and the forward surface of free end; In the described electric cabinet 2 electrical controller is housed, comprises 9---thermal relay FR, 10---contactless switch C, 11---battery isolator control QS1,12---fuse FU, 13---24V Switching Power Supply, 14---vertical relay J liter, 18---switch QS2;---scram button switch, 3.2---crawl rising button switch SB1,3.3---the crawl decline button switch SB2 that is equipped with 3.1 on the described button switch box 3; Described photoelectric switch 7 is with after vertical relay 14,24V Switching Power Supply 13 are connected, by switch QS218, form photoelectric control circuits with photoelectric switch reflecting plate 5, with SB1---control circuit and SB2 of crawl rising button switch 3.2---control circuit of crawl decline button switch 3.3 is in parallel.
During work, elder generation power turn-on main supply switch 11 and switch 18, when pressing crawl decline button switch 3.3, contactless switch C decline coil 17 electric, C falls that open contact adhesive, motor M get electric counter-rotating, hook 6 descends, unclamp crawl decline button switch 3.3, hook 6 descends and stops.When pressing crawl rising button switch 3.2, contactless switch C rising coil 16 electric, C rises the open contact adhesive, motor M gets electric 6 risings of just changeing, link up with, in uphill process, it is closed all the time that the J of photoelectric switch 7 non-output signals, vertical relay 14 rises normally closed contact 15; When distance is A+100 mm between last end face that rises to hook 6 and electric block 1 shell lower edge, blocked by hook 6 fully between photoelectric switch 7 and the photoelectric switch reflecting plate 5, photoelectric switch 7 output signals, vertical relay 14 normally closed contact 15 electric, vertical relay disconnected, cut off contactless switch C rises coil 16 power supply, make the C of contactless switch 10 rise open contact 10 disconnections, motor M dead electricity, link up with 6 risings and stop, stop under the up end position, guarantee that electric block 1 is safe and reliable, eliminate safe hidden trouble.
The beneficial effects of the utility model are: the utility model adopts photoelectric technology, when upwards running to hook, the hook of electric block goes up end face apart from A+100 mm place, electric block shell lower edge, blocked by hook between photoelectric switch and the photoelectric switch reflecting plate, by photoelectric control circuit hook being risen stops, stopping under the up end position.Novel, structure of the present utility model is light and handy, it is simple, with low cost, easy to use to make, be active in one's movements, safe and reliable, eliminate safe hidden trouble, be to solve the anti-new breakthrough of rushing to summit of electric block with photoelectric technology.But wide popularization and application also can be applied to all electric block applying units in the new product of all electric block manufacturing enterprises is made, electric block is undergone technological transformation, and increases safety control, eliminates safe hidden trouble.
Description of drawings
Fig. 1 is a complete machine structure scheme drawing of the present utility model.
1---electric block, 2---electric cabinet, 3---button switch box, 3.1---emergency stop switch, 3.2---crawl rising button switch, 3.3---crawl decline button switch, 4---bolt of rear end plate, 5---photoelectric switch reflecting plate, 6---hook, 7---photoelectric switch, 8---stay bearing plate among Fig. 1.
Fig. 2 is an electrical schematic diagram of the present utility model.
The lifting/lowering motor of M among Fig. 2---electric block 1,9---thermal relay FR, 10---contactless switch C, 11---battery isolator control QS1,12---fuse FU, 3.1---emergency stop switch, 3.2---crawl rising button switch SB1,3.3---crawl decline button switch SB2,13---the 24V Switching Power Supply, 14---vertical relay J liter, 18---switch QS2,7---photoelectric switch, 5---the photoelectric switch reflecting plate, 15---the normally closed contact that vertical relay J rises, 16---the C of contactless switch 10 rises coil, 17---coil falls in the C of contactless switch 10.
The specific embodiment
The utility model is described in further detail to utilize drawings and Examples.
When the utility model is installed, earlier on electric block 1 two ends body skin, on the axis of winding drum position, respectively do the tapped bore of a bolt of rear end plate 4, the stay bearing plate 8 of fixed bolt hole 4 is made to have in two upper ends, lean on the line of centers of end in its lower end, a dress photoelectric switch 7, another dress photoelectric switch reflecting plate 5 is fixed to two stay bearing plates 8 on the electric block 1 two ends body skin with bolt of rear end plate 4, and makes photoelectric switch 7 and photoelectric switch reflecting plate 5 forward surfaces right.
With photoelectric switch 7 with photoelectric switch reflecting plate 5, various electric elementss are connected by electrical schematic diagram.
During work, elder generation's power turn-on main supply switch 11, close a switch 18, when needs are linked up with 6 decline work, press crawl decline button switch 3.3, contactless switch C fall coil 17 C electric, contactless switch 10 falls that open contact adhesive, motor M get electric counter-rotating, hook 6 descends, unclamp crawl decline button switch 3.3, hook 6 descends and stops.
When needs are linked up with 6 rising work, press crawl rising button switch 3.2, contactless switch C rise coil 16 C electric, contactless switch 10 rises the open contact adhesive, motor M gets electric 6 risings of just changeing, link up with, in uphill process, it is closed all the time that the J of photoelectric switch 7 non-output signals, vertical relay 14 rises normally closed contact 15; When distance is A+100 mm between last end face that rises to hook 6 and electric block 1 shell lower edge, blocked by hook 6 fully between photoelectric switch 7 and the photoelectric switch reflecting plate 5, photoelectric switch 7 output signals, vertical relay 14 electric, its J rises normally closed contact 15 disconnected, cut off contactless switch C rises coil 16 power supply, make the C of contactless switch 10 rise open contact disconnection, motor M dead electricity, link up with 6 risings and stop, stop under the up end position, guarantee that electric block 1 is safe and reliable, eliminate safe hidden trouble.
The utility model is novel, structure is light and handy, making is simple, with low cost, easy to use, be active in one's movements, safe and reliable, eliminate safe hidden trouble, be to solve the anti-new breakthrough of rushing to summit of electric block with photoelectric technology.But wide popularization and application also can be applied to all electric block applying units in the new product of all electric block production units is made, electric block is undergone technological transformation, and increases safety control, eliminates safe hidden trouble.
Claims (1)
1. electric block prevents rushing to summit automatic control device, the anti-automatic control device of rushing to summit of this electric block comprises electric block (1), electric cabinet (2), button switch box (3), bolt of rear end plate (4), photoelectric switch reflecting plate (5), hook (6), photoelectric switch (7), stay bearing plate (8), it is characterized in that: described electric block (1), on the two ends housing of its shell, on the axis of winding drum position, respectively do the tapped bore of a bolt of rear end plate (4); Described stay bearing plate (8) is two rectangular slabs that are fixed on electric block (1) the two ends body skin, its upper end, the bolt hole of bolt (4) fixes on the line of centers of stay bearing plate (8), by bolt of rear end plate (4) stay bearing plate (8) is fixed on electric block (1) the two ends body skin, the length of this stay bearing plate (8) is that flat length is leaned in upper end and body skin lower edge, termination, add unsettled length L below body skin lower edge, termination, when the length of its L is in up end position for hook (6), between hook last end face of (6) and electric block (1) shell lower edge apart from A, add the length D of photoelectric switch (7), add 100mm, the width of this stay bearing plate (8) is consistent with the width of photoelectric switch reflecting plate (5), free end centerline at two stay bearing plates (8), make the photounit mounting center, one of them stay bearing plate (8) is installed photoelectric switch (7), another stay bearing plate (8) is installed photoelectric switch reflecting plate (5), and it is right to make photoelectric switch (7) and photoelectric switch reflecting plate (5) all be installed in the lower end and the forward surface of free end; Described electric cabinet is equipped with electrical controller in (2), comprises (9)---thermal relay FR, (10)---contactless switch C, (11)---battery isolator control QS1, (12)---fuse FU, (13)---24V Switching Power Supply, (14)---vertical relay J liter, (18)---switch QS2;---scram button switch, (3.2)---crawl rising button switch SB1, (3.3)---the crawl decline button switch SB2 that on the described button switch box (3) (3.1) is housed; Described photoelectric switch (7) is with after vertical relay (14), 24V Switching Power Supply (13) are connected, by switch QS2 (18), form photoelectric control circuit with photoelectric switch reflecting plate (5), with SB1---control circuit and SB2 of crawl rising button switch (3.2)---control circuit of crawl decline button switch (3.3) is in parallel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201042751U CN201990419U (en) | 2011-04-11 | 2011-04-11 | Automatic control device of breaking through prevention electric hoist |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201042751U CN201990419U (en) | 2011-04-11 | 2011-04-11 | Automatic control device of breaking through prevention electric hoist |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201990419U true CN201990419U (en) | 2011-09-28 |
Family
ID=44666913
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201042751U Expired - Lifetime CN201990419U (en) | 2011-04-11 | 2011-04-11 | Automatic control device of breaking through prevention electric hoist |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201990419U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102153028A (en) * | 2011-04-11 | 2011-08-17 | 湖北帅力化工有限公司 | Electric hoist anti-ejection automatic control device |
-
2011
- 2011-04-11 CN CN2011201042751U patent/CN201990419U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102153028A (en) * | 2011-04-11 | 2011-08-17 | 湖北帅力化工有限公司 | Electric hoist anti-ejection automatic control device |
| CN102153028B (en) * | 2011-04-11 | 2012-12-12 | 湖北帅力化工有限公司 | Electric hoist anti-ejection automatic control device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102153028B (en) | Electric hoist anti-ejection automatic control device | |
| CN201990419U (en) | Automatic control device of breaking through prevention electric hoist | |
| CN215974521U (en) | Single steel plate lifting device | |
| CN201980827U (en) | Brake-releasing power supply device for elevator | |
| CN207608260U (en) | A kind of electric block upper limit interlock | |
| CN201323469Y (en) | Intelligent multi-power supply switch | |
| CN202423145U (en) | Electric alternating current contact device | |
| CN201777738U (en) | Novel elevator control system safety circuit device | |
| CN201801163U (en) | Carryover device provided with magnetic switches | |
| CN201647894U (en) | Hoist limit switch | |
| CN202400739U (en) | Crane control system | |
| CN209367681U (en) | A kind of anti-groove skipping of steel rope while protective device of bridge crane | |
| CN202379613U (en) | Lifting mechanism of gate crane and bridge crane | |
| CN201835312U (en) | Device adopting PLC for controlling lubrication of excavator | |
| CN207844770U (en) | A kind of mine hoist signal control integration module | |
| CN202084903U (en) | Power failure protection circuit for sliding contact wire of material piling and taking machine | |
| CN102442611A (en) | Crane control system and implementation method thereof | |
| CN202346630U (en) | Weight safety control circuit of hoisting equipment | |
| CN203782651U (en) | Detecting device for workshops to be logged by water | |
| CN201756428U (en) | Heavy hammer limiting device | |
| CN203568414U (en) | Electric appliance protection system of scraper conveyer | |
| CN203590149U (en) | Buckling wiring box cover tool and solar cell panel test tool | |
| CN204342292U (en) | A kind of quick rotation stop device for lifting machine steel rope | |
| CN201810135U (en) | Electric overhead door | |
| CN207192506U (en) | A kind of mine hoist hydraulic station control module |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20110928 Effective date of abandoning: 20130306 |
|
| RGAV | Abandon patent right to avoid regrant |