CN218538906U

CN218538906U - High-stability elevator car frame without machine room

Info

Publication number: CN218538906U
Application number: CN202222596488.1U
Authority: CN
Inventors: 袁卫国; 毕玉朝; 陈晓红; 朱二妹
Original assignee: Changshu Torin Elevator Factory Co ltd
Current assignee: Changshu Torin Elevator Factory Co ltd
Priority date: 2022-09-29
Filing date: 2022-09-29
Publication date: 2023-02-28
Anticipated expiration: 2032-09-29

Abstract

The utility model relates to a high stability's no computer lab goods lift sedan-chair frame, including sedan-chair underframe and fixed connection in the straight beam at sedan-chair underframe top is provided with a plurality of oblique pull rod between straight beam and the sedan-chair underframe top, it places the chamber to have seted up in the sedan-chair underframe, it is connected with two lead screws to place the intracavity rotation, it holds the chamber, two to have seted up in the sedan-chair underframe the lead screw all rotates and extends to hold the intracavity, hold intracavity wall fixedly connected with motor, the transmission of motor output end is connected with first belt pulley, two the equal fixed cover of lead screw outer peripheral face is equipped with the second belt pulley, first belt pulley and two the second belt pulley all is connected through belt transmission. The utility model relates to a technical field of goods lift sedan-chair frame. The utility model discloses when the uneven slope that takes place of car atress, motor work drives the balancing weight and locates the motion towards sedan-chair underframe one side to the atress of balanced car makes the car resume the horizontality, thereby has improved the life of goods lift.

Description

High-stability elevator car frame without machine room

Technical Field

The utility model belongs to the technical field of the technique of goods lift sedan-chair frame and specifically relates to a no computer lab goods lift sedan-chair frame of high stability is related to.

Background

The goods elevator without the machine room does not need the machine room, so that the space is saved. In the aspect of the manufacturing cost of the goods elevator well, compared with a goods elevator without a machine room, the goods elevator with the machine room is compared with the building cost with the price difference of more than 2 ten thousand. In consideration of the conditions of the construction cost of the freight elevator shaft, field use factors and the like, many customers can select a large-load freight elevator without a machine room.

The goods elevator without the machine room bears the gravity by the car frame, heavy goods are moved into the car, and the goods are not placed in the center of the goods elevator, the car frame is not stressed uniformly, the bottom frame of the car is possibly inclined and deformed, and the whole car can be inclined in severe cases, so that the service life of the goods elevator is prolonged.

SUMMERY OF THE UTILITY MODEL

According to the not enough of prior art existence, the utility model aims at providing a no computer lab goods lift sedan-chair frame of high stability has and prevents that the car slope warp to improve goods lift life's effect.

The above technical purpose of the present invention can be achieved by the following technical solutions:

the utility model provides a no computer lab goods lift sedan-chair frame of high stability, including sedan-chair underframe and fixed connection in the straight beam at sedan-chair underframe top is provided with a plurality of diagonal draw bar between straight beam and the sedan-chair underframe top, it places the chamber to have seted up in the sedan-chair underframe, it rotates and is connected with two lead screws to place the intracavity, seted up in the sedan-chair underframe and held the chamber, two the lead screw all rotates and extends to hold the intracavity, hold intracavity wall fixedly connected with motor, motor output end transmission is connected with first belt pulley, two the equal fixed cover of lead screw outer peripheral face is equipped with the second belt pulley, first belt pulley and two the second belt pulley all is connected through belt transmission, two the common threaded connection of lead screw outer peripheral face has the balancing weight, sedan-chair underframe one side is provided with the control unit.

Through adopting above-mentioned technical scheme, through motor, lead screw, balancing weight and the control unit's cooperation, when the uneven slope that takes place of car atress, motor work drives the balancing weight and locates the motion towards frame one side at the bottom of the sedan-chair to the atress of balanced car makes the car resume the horizontality, thereby has improved the life of goods lift.

The present invention may be further configured in a preferred embodiment as: the control unit comprises an inclination angle sensor and a controller, the inclination angle sensor and the controller are both fixedly connected to one side of the car bottom frame, the inclination angle sensor is electrically connected with the controller, and the motor is electrically connected with the controller.

Through adopting above-mentioned technical scheme, through the cooperation of angular transducer and controller, the motion of automatically regulated balancing weight has improved the intellectuality of this device.

The present invention may be further configured in a preferred embodiment as: the car platform comprises a placing cavity, a lead screw, a plurality of first springs, a car base frame, a conducting strip, a connecting part, an electric bell and a corresponding conducting strip, wherein the two opposite sides of the placing cavity are provided with alarm components, the alarm components comprise a moving plate, the moving plate is located in the placing cavity, the lead screw penetrates through the moving plate, the moving plate and the inner wall of the placing cavity are provided with the plurality of first springs, the car base frame is internally located, the two opposite sides of the placing cavity are provided with cavities, the cavity is internally and fixedly connected with a power supply part, the conducting strip is arranged in the cavity, the moving plate corresponds to the conducting strip, a connecting part is arranged between the conducting strips, and the bottom of the car base frame is provided with the electric bell which corresponds to the conducting strip.

Through adopting above-mentioned technical scheme, through the cooperation of motion board, electric bell, power portion and conducting strip, when the balancing weight moved to and is close to the skew of placing chamber one side department still unable and car, electric bell work was reported to the police, and suggestion operating personnel notices that goods lift work exists danger.

The present invention may be further configured in a preferred embodiment as: connecting portion include a plurality of sleeve, sleeve one end fixed connection correspond conducting strip one side, just the sleeve slides and passes the cavity inner wall extends to place the intracavity, the sleeve inside wall is provided with the second spring, second spring other end fixedly connected with loop bar, the loop bar is kept away from and is corresponded the one end of second spring with correspond sports board fixed connection.

Through adopting above-mentioned technical scheme, through the cooperation of sleeve, second spring and loop bar, report to the police at the electric bell and leave certain buffering time between the balancing weight motion to extreme position, avoid the electric bell report to the police back operating personnel can't in time close the motor, lead to the lead screw to continue to rotate and make the dead condition of balancing weight card take place.

The present invention may be further configured in a preferred embodiment as: when the bottom frame of the car does not carry the object, the balancing weight is positioned under the straight beam.

Through adopting above-mentioned technical scheme, when not carrying the thing through the sedan-chair underframe, the balancing weight is located under the straight beam for the equivalent gravity of car and straight beam collineation when the goods lift does not carry the thing avoid the goods lift to produce the trend of slope, have improved the life of goods lift.

To sum up, the utility model discloses a following at least one kind of useful technological effect:

1. through the cooperation of motor, lead screw, balancing weight and inclination sensor, when the uneven emergence slope of car atress, motor work drives the balancing weight and moves towards sedan-chair underframe one side department to the atress of balanced car makes the car resume the horizontality, thereby has improved the life of goods lift.

2. Through the cooperation of motion board, electric bell, power portion and conducting strip, when the balancing weight moved to and is close to the skew of placing chamber one side department still unable and car, electric bell work was reported to the police, and suggestion operating personnel notices that goods lift work has danger.

Drawings

FIG. 1 is a schematic view of the overall structure of the present embodiment;

FIG. 2 is an enlarged view of the embodiment at A in FIG. 1;

fig. 3 is a top sectional view of the car bottom frame in the present embodiment.

In the figure, 1, a car bottom frame; 2. a straight beam; 3. a placement chamber; 4. a lead screw; 5. an accommodating chamber; 6. a motor; 7. a first pulley; 8. a second pulley; 9. a balancing weight; 10. a control unit; 101. a tilt sensor; 102. a controller; 11. an alarm component; 111. a motion plate; 112. a first spring; 113. a cavity; 114. a power supply unit; 115. a conductive sheet; 116. a connecting portion; 1161. a sleeve; 1162. a second spring; 1163. a loop bar; 117. an electric bell.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Example (b):

referring to fig. 1-3, the utility model discloses a no computer lab goods lift sedan-chair frame of high stability, including sedan-chair underframe 1 and fixed connection in the straight roof beam 2 at sedan-chair underframe 1 top, be provided with a plurality of diagonal draw bar between straight roof beam 2 and sedan-chair underframe 1 top for the slope of restriction sedan-chair underframe 1. The utility model discloses a goods lift is no computer lab goods lift, saves space.

A placing cavity 3 is formed in the car bottom frame 1, and two lead screws 4 are rotatably connected in the placing cavity 3. Set up in the sedan-chair underframe 1 and hold chamber 5, two lead screws 4 all rotate and extend to and hold in the chamber 5. Hold 5 inner wall fixedly connected with motors 6 in chamber, the transmission of 6 output ends of motor is connected with first belt pulley 7, and the equal fixed cover in 4 outer peripheral faces of two lead screws is equipped with second belt pulley 8, and first belt pulley 7 all is connected through belt transmission with two second belt pulleys 8, and can not take place to skid among the transmission process of first belt pulley 7 and second belt pulley 8.

The outer peripheral surfaces of the two lead screws 4 are connected with a balancing weight 9 through common threads. When sedan-chair underframe 1 did not carry the thing, balancing weight 9 was located straight beam 2 under for the equivalent gravity of car and straight beam 2 collineation when the goods lift did not carry the thing avoid the goods lift to produce the trend of slope. The control unit 10 is arranged on one side of the car bottom frame 1.

The control unit 10 includes a tilt sensor 101 of a type BWS2700E and a controller 102 of a type DVP10PM00M, and the tilt sensor 101 and the controller 102 are both fixedly connected to one side of the car underframe 1. The tilt sensor 101 is electrically connected to the controller 102, and the motor 6 is electrically connected to the controller 102.

When the car underframe 1 inclines, the inclination sensor 101 transmits information to the controller 102, the controller 102 controls the motor 6 to work, the first belt pulley 7 is driven to rotate, the first belt pulley 7 drives the two second belt pulleys 8 to rotate, the second belt pulleys 8 drive the two lead screws 4 to synchronously rotate, and the lead screws 4 rotate to drive the balancing weight 9 to move towards the opposite direction of the inclination of the car underframe 1, so that the inclination of the car underframe 1 is neutralized.

Place chamber 3 relative both sides and all be provided with warning subassembly 11, warning subassembly 11 includes motion plate 111, and motion plate 111 is located and places chamber 3, and lead screw 4 passes motion plate 111. A plurality of first springs 112 are arranged between the moving plate 111 and the inner wall of the placing cavity 3.

Lie in placing the relative both sides department in chamber 3 and all seted up cavity 113 in the sedan-chair underframe 1, fixedly connected with power supply unit 114 in cavity 113 is provided with conducting strip 115 in the cavity 113, can make conducting strip 115 electrified after conducting strip 115 contacts with power supply unit 114. A connection portion 116 is provided between the moving plate 111 and the corresponding conductive sheet 115.

The connecting portion 116 includes a plurality of sleeves 1161, one end of each sleeve 1161 is fixedly connected to one side of the corresponding conductive sheet 115, and the sleeve 1161 slides through the inner wall of the cavity 113 to extend into the placing cavity 3. A second spring 1162 is arranged on the inner side wall of the sleeve 1161, the other end of the second spring 1162 is fixedly connected with a loop bar 1163, and one end of the loop bar 1163 far away from the corresponding second spring 1162 is fixedly connected with the corresponding moving plate 111.

The bottom of the car bottom frame 1 is provided with an electric bell 117, the electric bell 117 is electrically connected with the corresponding conducting strip 115, and the conducting strip 115 can alarm after being electrified, so that an operator is reminded of paying attention to the danger of the goods elevator.

The counterweight 9 contacts the moving plate 111 during the movement to drive the moving plate 111 to move, and the moving plate 111 drives the loop bar 1163, the second spring 1162 and the sleeve 1161 to move horizontally, so as to drive the conducting plate 115 to move until the conducting plate 115 contacts the corresponding power supply portion 114. The second spring 1162 is then compressed, enabling the counterweight 9 to continue to move a distance.

The implementation principle of the above embodiment is as follows:

after placing the goods in the car, when sedan-chair underframe 1 takes place to incline, inclination sensor 101 transmission information gives controller 102, controller 102 control motor 6 work, drive first belt pulley 7 and rotate, first belt pulley 7 drives two second belt pulleys 8 and rotates, second belt pulley 8 drives two lead screw 4 synchronous rotations, lead screw 4 rotates and drives the motion in opposite direction of balancing weight 9 towards sedan-chair underframe 1 slope to the slope of neutralization sedan-chair underframe 1.

When the counterweight 9 cannot move to restore the car bottom frame 1 to the horizontal state all the time, the counterweight 9 contacts the moving plate 111 during the movement process to drive the moving plate 111 to move, and the moving plate 111 drives the loop bar 1163, the second spring 1162 and the sleeve 1161 to move horizontally, so as to drive the conducting plate 115 to move until the conducting plate 115 contacts the corresponding power supply part 114, so that the conducting plate 115 is electrified to drive the electric bell 117 to alarm.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a no computer lab goods lift sedan-chair frame of high stability, include sedan-chair underframe (1) and fixed connection in the straight roof beam (2) at sedan-chair underframe (1) top are provided with a plurality of oblique pull rod, its characterized in that between straight roof beam (2) and sedan-chair underframe (1) top: offer in sedan-chair underframe (1) and place chamber (3), it is connected with two lead screws (4) to place chamber (3) internal rotation, it holds chamber (5), two to have seted up in sedan-chair underframe (1) lead screw (4) all rotate and extend to hold in chamber (5), hold chamber (5) inner wall fixedly connected with motor (6), motor (6) output transmission is connected with first belt pulley (7), two the equal fixed cover of lead screw (4) outer peripheral face is equipped with second belt pulley (8), first belt pulley (7) and two second belt pulley (8) all are connected through belt transmission, two the common threaded connection of lead screw (4) outer peripheral face has balancing weight (9), sedan-chair underframe (1) one side is provided with the control unit (10).

2. The high stability machine roomless freight elevator car frame of claim 1, wherein: the control unit (10) comprises an inclination angle sensor (101) and a controller (102), the inclination angle sensor (101) and the controller (102) are both fixedly connected to one side of the car bottom frame (1), the inclination angle sensor (101) is electrically connected with the controller (102), and the motor (6) is electrically connected with the controller (102).

3. The high stability machine roomless freight elevator car frame of claim 1, wherein: place the relative both sides in chamber (3) and all be provided with alarm assembly (11), alarm assembly (11) are including motion plate (111), motion plate (111) are located place in chamber (3), just lead screw (4) pass motion plate (111), motion plate (111) with place and be provided with a plurality of first spring (112) between chamber (3) inner wall, be located in sedan-chair underframe (1) place chamber (3) relative both sides department and all seted up cavity (113), fixedly connected with power portion (114) in cavity (113), be provided with conducting strip (115) in cavity (113), motion plate (111) and correspond be provided with connecting portion (116) between conducting strip (115), sedan-chair underframe (1) bottom is provided with electric bell (117), electric bell (117) with correspond electric connection of conducting strip (115).

4. The high stability machine roomless freight elevator car frame of claim 3, wherein: connecting portion (116) include a plurality of sleeve (1161), sleeve (1161) one end fixed connection correspond conducting strip (115) one side, just sleeve (1161) slides and passes cavity (113) inner wall extends to place in the chamber (3), sleeve (1161) inside wall is provided with second spring (1162), second spring (1162) other end fixedly connected with loop bar (1163), loop bar (1163) are kept away from and are corresponded the one end of second spring (1162) with correspond motion plate (111) fixed connection.

5. The high-stability machine-roomless freight elevator car frame as claimed in claim 1, wherein: when the car bottom frame (1) does not carry objects, the balancing weight (9) is located under the straight beam (2).