CN217516459U - Goods taking control switch device for forklift goods elevator - Google Patents
Goods taking control switch device for forklift goods elevator Download PDFInfo
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- CN217516459U CN217516459U CN202123285210.4U CN202123285210U CN217516459U CN 217516459 U CN217516459 U CN 217516459U CN 202123285210 U CN202123285210 U CN 202123285210U CN 217516459 U CN217516459 U CN 217516459U
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Abstract
The utility model provides a fork truck goods lift control switch device of getting goods, including the switch casing, its characteristics are: the switch shell is arranged on the inner wall of the elevator cage close to the elevator door, one side of the elevator door is provided with an elevator light curtain, the switch control circuit comprises a reflection-type photoelectric switch, a remote control switch, a telescopic electromagnet and a battery, the reflection-type photoelectric switch and the remote control switch are connected in parallel at two ends of the battery, a normally closed contact of the remote control switch and a normally open contact of the reflection-type photoelectric switch are connected in series in a power supply circuit of the telescopic electromagnet, a blocking piece is arranged on a telescopic rod of the telescopic electromagnet, and a reflecting piece configured by the reflection-type photoelectric switch is arranged on the inner side of the elevator door. When the elevator door is in an open state, the reflection-type photoelectric switch enables the telescopic rod to automatically extend out of the blocking piece to shield the elevator light curtain, so that the elevator door is kept in an open state; the telescopic rod can automatically retract to the initial state by controlling the remote switch, and the elevator door can be automatically closed. The driver can remotely control the door closing time of the elevator on the forklift, so that the labor intensity can be reduced, and the working efficiency can be improved.
Description
Technical Field
The utility model belongs to the technical field of elevator control, a fork truck goods lift control switch device of getting goods specifically says so.
Background
In the process of using the goods elevator to transport goods, for example, goods are put from a first floor to a third floor, because the infrared detection switch (elevator light curtain) does not detect objects between two car doors for more than a few seconds after the goods elevator arrives at a specified floor, the infrared detection switch can be quickly closed, if the forklift does not arrive before being closed in time, the forklift misses the opportunity of taking goods, a forklift driver has to jump down the forklift to press a door opening button of the goods elevator, and then quickly jump up the forklift to take goods before the goods elevator is closed. The daily freight volume can reach hundreds of tons, so that a forklift driver can jump up and down the forklift for hundreds of times, the driver is very tired, and the working efficiency is also influenced. Therefore, in order to reduce the labor intensity of a forklift driver, other personnel are required to be found to be responsible for opening and closing the door of the goods elevator, the person only serves as an independent switch, the car door of the goods arriving at the appointed floor is opened, and the person only is responsible for blocking the inductive switch of the goods elevator until the forklift takes the goods away, so that the labor waste is caused.
How to design a fork truck goods lift and get goods control switch device, the fork truck driver need not jump off fork truck, just can control the elevator time of closing the door. This is a technical problem to be solved in the art.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a solve the above-mentioned problem that prior art exists, provide a fork truck goods lift and get goods control switch device, the fork truck driver just can control the elevator on fork truck and close the door time, can alleviate intensity of labour, can improve work efficiency again.
The utility model aims at realizing through the following technical scheme:
a goods taking control switch device of a forklift goods lift comprises a switch shell, and is characterized in that the switch shell is arranged on the inner wall of a lift cage close to a lift door, one side of the elevator door is provided with an elevator light curtain, a switch control circuit is arranged in the switch shell, the switch control circuit comprises a reflection-type photoelectric switch, a remote control switch, a telescopic electromagnet and a battery, the reflection-type photoelectric switch and the remote control switch are connected in parallel at two ends of the battery, a normally closed contact K1 of the remote control switch and a normally open contact K2 of the reflection-type photoelectric switch are connected in series in a power supply circuit of the telescopic electromagnet, a blocking piece is arranged at one end of the telescopic rod of the telescopic electromagnet, which extends out of the side face of the switch shell, and a reflecting piece configured by the reflection-type photoelectric switch is arranged at a position, which is close to the door edge and is consistent with the height of the reflection-type photoelectric switch, on the inner side of the elevator door; when the elevator door is in a fully opened state, after the reflection-type photoelectric switch obtains a reflection signal of the reflection sheet, the normally open contact switch K2 of the reflection-type photoelectric switch is closed, so that the telescopic electromagnet is electrified, the telescopic rod of the telescopic electromagnet automatically extends out, the blocking sheet blocks the elevator light curtain, and the elevator door is kept in an opened state; the normally closed contact K1 of the remote control switch is turned off by controlling the remote control switch, the telescopic electromagnet is powered off, the telescopic rod of the telescopic electromagnet retracts automatically to the initial state, and the elevator door is closed automatically.
The improvement of the technical scheme is as follows: the switch control circuit further comprises a touch switch, an alarm lamp and an intermediate relay J, wherein the touch switch is connected with a coil of the intermediate relay J in parallel after being connected in series, the alarm is connected with a normally open contact J1 of the intermediate relay J in parallel with a coil of the telescopic electromagnet after being connected in series, and the alarm lamp is connected with the alarm in parallel.
The technical scheme is further improved as follows: the switch control circuit further comprises a normally closed manual switch K3, and the normally closed manual switch K3 is connected in series in the power supply circuit of the telescopic electromagnet.
The improvement of the installation mode of the switch shell comprises the following steps: the switch shell is provided with a fixing plate, the fixing plate is provided with a screw hole, and the switch shell is fixed on the inner wall of the elevator cage by a screw penetrating through the screw hole.
Another improvement of the installation mode of the switch shell comprises the following steps: and the back surface of the switch shell is provided with a fixed magnet, and the switch shell is adsorbed on the inner wall of the elevator cage through the fixed magnet.
The improvement of the fixing mode of the reflector plate comprises the following steps: the back of the reflection sheet is an electromagnet sheet, and the reflection sheet is adsorbed on the inner side surface of the elevator door through the electromagnet sheet.
Another improvement on the fixing mode of the reflector plate is as follows: the back of the light reflecting sheet is a non-setting adhesive layer, and the light reflecting sheet is adhered to the inner side surface of the elevator door through the non-setting adhesive layer.
Compared with the prior art, the utility model discloses an advantage is with positive effect:
1. the utility model discloses the switch casing sets up on the elevator railway carriage or compartment inner wall that is close to the lift-cabin door, and the lift-cabin door is the state of opening completely, and reflection-type photoelectric switch obtains the signal and makes the automatic separation blade that stretches out of telescopic link shelter from elevator light curtain, makes the lift-cabin door keep the state of opening; the forklift truck has enough time for a driver to load and unload goods, the elevator door cannot be closed quickly, after the loading and unloading work is finished, the driver can enable the telescopic rod to automatically retract to an initial state by controlling the remote control switch on the forklift truck, the stop piece does not shield the elevator light curtain any more, and the elevator door can be automatically closed. The driver of the forklift can control the door closing time of the elevator at will without getting off the vehicle, thus reducing the labor intensity and improving the working efficiency;
2. the switch control circuit of the utility model also comprises a touch switch, an alarm lamp and an intermediate relay J, when the blocking piece is accidentally closed when the elevator door is shielded, the elevator door can touch the touch switch, at the moment, the normally open contact J1 of the intermediate relay J is closed, the alarm and the alarm lamp can perform sound and light alarm to remind related personnel to process in time so as to prevent safety accidents;
3. the utility model has the advantages of reasonable design, installation convenient to use.
Drawings
Fig. 1 is a perspective view of a forklift goods lift goods taking control switch device of the utility model;
fig. 2 is a schematic diagram of a state that the goods taking control switch device of the forklift goods lift of the utility model does not shield the light curtain of the lift;
fig. 3 is a schematic diagram of the state of the fork truck goods lift goods taking control switch device for shielding the light curtain of the lift;
fig. 4 is the utility model relates to a fork truck goods lift control switch device's control circuit schematic diagram of getting goods.
The numbering in the figure is: 1-blocking piece, 1.1-touch switch, 1.2-reflection type photoelectric switch, 1.21-reflection piece, 2-telescopic rod, 3-telescopic electromagnet, 4-fixing plate, 5-box body, 6-remote control switch, 7-alarm, 8-alarm lamp, 9-elevator light curtain, 10-elevator door, 11-elevator car inner wall, 12-battery and 13-intermediate relay J.
Detailed Description
The invention is described in further detail below with reference to the accompanying drawings:
referring to fig. 1-4, the utility model relates to a fork truck goods lift gets goods control switch device's embodiment, including the switch casing, the switch casing sets up on elevator railway carriage or compartment inner wall 11 near elevator door 10, sets up elevator light curtain 9 in one side of elevator door 10, sets up the on-off control circuit in the switch casing, the on-off control circuit includes reflection-type photoelectric switch 1.2, remote switch 6, flexible electro-magnet 3 and battery 12. The reflection-type photoelectric switch 1.2 and the remote control switch 6 are connected in parallel at two ends of the battery 12, and a normally closed contact K1 of the remote control switch 6 and a normally open contact K2 of the reflection-type photoelectric switch 1.2 are connected in series in a power supply circuit of the telescopic electromagnet 3. The end of the telescopic rod 2 of the telescopic electromagnet 3 extending out of the side surface of the switch shell is provided with a baffle plate 1, and a reflecting plate 1.21 configured on the reflection-type photoelectric switch 1.2 is arranged at the position close to the door edge and consistent with the height of the reflection-type photoelectric switch 1.2 on the inner side of the elevator door 10. When the elevator door 10 is in a fully opened state, after the reflection-type photoelectric switch 1.2 obtains a reflection signal of the reflector 1.21, the normally open contact switch K2 of the reflection-type photoelectric switch 1.2 is closed, so that the telescopic electromagnet 3 is electrified, the telescopic rod 2 of the telescopic electromagnet 3 automatically extends out, the elevator light curtain 9 is shielded by the baffle sheet 1, and the elevator door 10 is kept in an opened state; the normally closed contact switch K1 is opened by controlling the remote switch 6, the telescopic electromagnet 3 is powered off, the telescopic rod 2 of the telescopic electromagnet 3 automatically retracts to the initial state, and the elevator door 10 is automatically closed.
Further, the switch control circuit further comprises a touch switch 1.1, an alarm 7, an alarm lamp 8 and an intermediate relay J13, wherein the touch switch 1.1 is connected with a coil of the intermediate relay J in series and then connected with a coil of the telescopic electromagnet 3 in parallel, the alarm 7 is connected with a normally open contact J1 of the intermediate relay J13 in series and then connected with a coil of the telescopic electromagnet 3 in parallel, and the alarm lamp 8 is connected with the alarm 7 in parallel.
Still further, the switch control circuit further includes a normally closed manual switch K3, and the normally closed manual switch K3 is connected in series to the power supply circuit of the telescopic electromagnet 3.
One mounting mode of the switch shell comprises the following steps: the switch housing is provided with a fixing plate 4, the fixing plate 4 is provided with a screw hole, and the switch housing is fixed on the inner wall 11 of the elevator cage by passing a screw through the screw hole.
Another mounting mode of the switch shell comprises the following steps: the switch shell is provided with a fixed magnet on the back surface, and the switch shell is adsorbed on the inner wall 11 of the elevator cage through the fixed magnet.
One fixing mode of the reflector is as follows: the back surface of the reflector 1.21 is an electromagnet, and the reflector 1.21 is adsorbed on the inner side surface of the elevator door 10 through the electromagnet.
Another fixing mode of the reflector is as follows: the back of the reflecting sheet 1.21 is a non-setting adhesive layer, and the reflecting sheet 1.21 is adhered to the inner side surface of the elevator door 10 through the non-setting adhesive layer.
When the elevator is used, after the elevator reaches a specified floor and the elevator door 10 is opened, the reflection-type photoelectric switch 1.2 obtains a signal to enable the baffle sheet 1 which automatically extends out of the telescopic rod 2 to shield the elevator light curtain 9, so that the elevator door 10 is kept in an open state. The forklift truck has enough time for loading and unloading goods, the elevator door 10 cannot be closed quickly, after the loading and unloading work is finished, the forklift truck driver controls the remote control switch 6 on the forklift truck through the remote controller to enable the telescopic rod 2 to automatically retract to the initial state, the elevator light curtain 9 is not shielded by the blocking piece 1, and the elevator door 10 can be automatically closed. The driver of the forklift can control the door closing time of the elevator at will without getting off the vehicle, thus reducing the labor intensity and improving the working efficiency. If the remote controller cannot be used, a normally-closed manual switch K3 can be used to replace the remote control switch 6 to control the door closing time of the elevator.
When the blocking sheet 1 is closed accidentally, the elevator door 10 touches the touch switch 1.1, at this time, the normally open contact J1 of the intermediate relay J13 is closed, and the alarm 7 and the alarm lamp 8 give an audible and visual alarm to remind related personnel to deal with the situation in time so as to prevent safety accidents.
Of course, the above description is not intended to limit the present invention, and the present invention is not limited to the above examples, and variations, modifications, additions and substitutions made by those skilled in the art within the scope of the present invention are also within the protection scope of the present invention.
Claims (10)
1. A goods taking control switch device of a forklift goods lift comprises a switch shell, and is characterized in that the switch shell is arranged on the inner wall of an elevator cage close to an elevator door, one side of the elevator door is provided with an elevator light curtain, a switch control circuit is arranged in the switch shell, the switch control circuit comprises a reflection-type photoelectric switch, a remote control switch, a telescopic electromagnet and a battery, the reflection-type photoelectric switch and the remote control switch are connected in parallel at two ends of the battery, a normally closed contact K1 of the remote control switch and a normally open contact K2 of the reflection-type photoelectric switch are connected in series in a power supply circuit of the telescopic electromagnet, a blocking piece is arranged at one end of the telescopic rod of the telescopic electromagnet, which extends out of the side face of the switch shell, and a reflecting piece configured by the reflection-type photoelectric switch is arranged at a position, which is close to the door edge and is consistent with the height of the reflection-type photoelectric switch, on the inner side of the elevator door; when the elevator door is in a fully opened state, after the reflection-type photoelectric switch obtains a reflection signal of the reflection sheet, the normally open contact switch K2 of the reflection-type photoelectric switch is closed, so that the telescopic electromagnet is electrified, the telescopic rod of the telescopic electromagnet automatically extends out, the blocking sheet blocks the elevator light curtain, and the elevator door is kept in an opened state; the normally closed contact K1 of the remote control switch is turned off by controlling the remote control switch, the telescopic electromagnet is powered off, the telescopic rod of the telescopic electromagnet retracts automatically to the initial state, and the elevator door is closed automatically.
2. The forklift goods lift goods taking control switch device as claimed in claim 1, wherein the switch control circuit further comprises a touch switch, an alarm lamp and an intermediate relay J, the touch switch is connected in series with the coil of the intermediate relay J and then connected in parallel with the coil of the telescopic electromagnet, the alarm is connected in series with the normally open contact J1 of the intermediate relay J and then connected in parallel with the coil of the telescopic electromagnet, and the alarm lamp is connected in parallel with the alarm.
3. The forklift truck goods elevator pick-up control switch device as claimed in claim 1 or 2, characterized in that the switch control circuit further comprises a normally closed manual switch K3, and the normally closed manual switch K3 is connected in series in the power supply circuit of the telescopic electromagnet.
4. The forklift goods lift pickup control switch device as claimed in claim 1 or 2, wherein a fixing plate is provided on the switch housing, a screw hole is provided on the fixing plate, and a screw is passed through the screw hole to fix the switch housing to the inner wall of the elevator cage.
5. The forklift goods lift pick-control switch device as claimed in claim 3, wherein the switch housing is provided with a fixing plate, the fixing plate is provided with a screw hole, and the switch housing is fixed on the inner wall of the elevator cage by a screw passing through the screw hole.
6. The forklift goods lift goods taking control switch device as claimed in claim 1 or 2, wherein a fixed magnet is arranged on the back surface of the switch housing, and the switch housing is adsorbed on the inner wall of the elevator cage through the fixed magnet.
7. The control switch device for taking goods from the goods elevator of forklift truck as claimed in claim 3, wherein a fixed magnet is disposed on the back of the switch housing, and the switch housing is attracted to the inner wall of the elevator car by the fixed magnet.
8. The forklift goods elevator goods taking control switch device as claimed in claim 1 or 2, wherein the back surface of the reflector is an electromagnet sheet, and the reflector is adsorbed on the inner side surface of the elevator door through the electromagnet sheet.
9. The forklift goods elevator goods taking control switch device as claimed in claim 7, wherein the back surface of the reflector is an electromagnet sheet, and the reflector is adsorbed on the inner side surface of the elevator door through the electromagnet sheet.
10. The forklift goods elevator goods taking control switch device as claimed in claim 1 or 2, wherein the back surface of the reflective sheet is a non-drying adhesive layer, and the reflective sheet is adhered to the inner side surface of the elevator door through the non-drying adhesive layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123285210.4U CN217516459U (en) | 2021-12-24 | 2021-12-24 | Goods taking control switch device for forklift goods elevator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123285210.4U CN217516459U (en) | 2021-12-24 | 2021-12-24 | Goods taking control switch device for forklift goods elevator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217516459U true CN217516459U (en) | 2022-09-30 |
Family
ID=83368345
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123285210.4U Active CN217516459U (en) | 2021-12-24 | 2021-12-24 | Goods taking control switch device for forklift goods elevator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217516459U (en) |
-
2021
- 2021-12-24 CN CN202123285210.4U patent/CN217516459U/en active Active
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