Short top layer steel belt traction elevator

Abstract

The utility model discloses a short top layer steel belt traction elevator which comprises a hoistway, a machine room is installed at the upper position in the hoistway, a driving motor is installed at the upper end position of the machine room, and the driving motor drives a traction wheel at the front end position to rotate. According to the device, the space of each part is further compressed, the size and the size of each part are reduced, the whole elevator system is more compact, smooth operation of an elevator is achieved in the limited space, and through arrangement optimization of the parts and structural adjustment of the related parts, the stability of the elevator is improved, and the service life of the elevator is prolonged. The position and layout of each component are accurately planned and arranged, so that space utilization among the components is maximized, coordination and cooperation among the components are ensured, the situation that the lift car is not intersected with a main machine and rope heads on the plane is achieved, and therefore the lift car can be lifted to the height position of the main machine so as to meet the requirement for a shorter top floor.

Description

Technical Field

[0001] The utility model belongs to the technical field related to low-top steel belt traction elevators, and in particular relates to a low-top steel belt traction elevator. Background Art

[0002] The low-top steel belt traction elevator is a specially designed elevator. Due to limited building space or low floor height, a low-top design is required. This elevator uses steel belt traction as the power transmission device, and the elevator motor drives the steel belt to move, thereby realizing the rise and fall of the elevator. The low-top steel belt traction elevator is usually used in low-rise buildings or places with height restrictions. It has the advantages of high space utilization and easy installation.

[0003] At present, the top height requirement of steel belt traction elevator needs to reach a space greater than or equal to the car height + 800, but there are many civil engineering conditions on site that cannot be met and the traction elevator is still required to be installed. Therefore, it is necessary to develop a steel belt traction elevator with lower requirements for the top height space. The steel belt traction elevator can be installed when the top height is greater than or equal to the car height + 400 to solve the current problems. Utility Model Content

[0004] The purpose of the utility model is to provide a low-top steel belt traction elevator to solve the problem proposed in the above background technology that the top height requirement of the current steel belt traction elevator needs to reach a space greater than or equal to the car height + 800, but there are many on-site civil engineering conditions that cannot be met and the traction elevator is still required to be installed, so it is necessary to develop a steel belt traction elevator with lower requirements for the top height space, and the steel belt traction elevator can be installed when the top height is greater than or equal to the car height + 400, so as to solve the current problem.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a low-top steel belt traction elevator, comprising a hoistway, a machine room is installed at an upper position inside the hoistway, a control cabinet is placed at the upper end of the machine room at a left position, a drive motor is installed at the upper end of the machine room, the drive motor drives the traction wheel at the front end position to rotate, a traction rope is sleeved at the inner position of the traction wheel, a guide wheel is installed at the right position of the traction wheel, the guide wheel is connected to the counterweight through the traction rope at the inner position, a sleeve is installed at the lower end position of the machine room, a plurality of grooves are arranged at the inner position of the sleeve, a stainless steel spring is fixed at the inner position of the groove, a ball is sleeved at the inner position of the groove, a car is installed at the inner position of the hoistway, the car is connected to the traction rope through a reverse rope pulley at the side position, and a buffer is installed at the bottom position inside the hoistway.

[0006] Preferably, the control cabinet can control the drive motor to work.

[0007] Preferably, the driving motor causes the traction wheel to rotate after starting, and the rotation of the traction wheel causes the traction rope to move.

[0008] Preferably, the traction rope enables the car to rise and fall via a reverse rope pulley.

[0009] Preferably, the guide wheel is connected to a counterweight at the other end via a traction rope.

[0010] Preferably, the traction rope is sleeved at an inner position of the sleeve, and the traction rope moves in contact with the ball.

[0011] Preferably, the movement of the traction rope causes the ball to rotate at an inner position of the groove.

[0012] Preferably, the traction rope squeezes the ball during movement.

[0013] Compared with the prior art, the utility model provides a low-top steel belt traction elevator, which has the following beneficial effects:

[0014] 1. This device further compresses the space of each component, reduces the volume and size of each component, makes the entire elevator system more compact, and thus realizes the smooth operation of the elevator in a limited space. At the same time, through the optimization of the arrangement of components and the structural adjustment of related components, the position and layout of each component are accurately planned and arranged, so that the space utilization between the components is maximized, and at the same time, the coordination and cooperation between the various components are ensured, so that the car, the main engine and the rope head have no intersection on the plane, so that the car can be raised to the height of the main engine to achieve a shorter top floor requirement.

[0015] 2. The sleeve is fixed at the lower end of the machine room, and the sleeve connects the traction rope to the internal position. The traction rope moves in accordance with the ball bearing. The rotatability of the ball bearing does not affect the movement of the traction rope. At the same time, the stainless steel spring releases the elastic force to make the ball bearing and the traction rope fit closely, which can reduce the shaking of the traction rope during movement. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 The utility model is a schematic diagram of the structure of a low-top steel belt traction elevator.

[0017] Figure 2 The utility model is a schematic diagram of the sleeve structure of a low-top steel belt traction elevator.

[0018] Figure 3 The utility model is a schematic diagram of the internal structure of a sleeve of a low-top steel belt traction elevator.

[0019] In the figure: 1. Car; 2. Machine room; 3. Guide wheel; 4. Traction wheel; 5. Control cabinet; 6. Drive motor; 7. Sleeve; 8. Traction rope; 9. Return rope pulley; 10. Counterweight; 11. Buffer; 12. Ball; 13. Groove; 14. Stainless steel spring; 15. Hoistway. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0021] The utility model provides Figure 1-3 A low-top steel belt traction elevator shown in the figure comprises a hoistway 15, wherein a machine room 2 is installed at an upper position inside the hoistway 15, a control cabinet 5 is placed at the upper end of the machine room 2 at a left position, a drive motor 6 is installed at the upper end position of the machine room 2, the drive motor 6 drives the traction wheel 4 at the front end position to rotate, a traction rope 8 is sleeved at the inner position of the traction wheel 4, a guide wheel 3 is installed at the right position of the traction wheel 4, the guide wheel 3 is connected to the counterweight 10 through the traction rope 8 at the inner position, a sleeve 7 is installed at the lower end position of the machine room 2, a plurality of grooves 13 are arranged at the inner position of the sleeve 7, a stainless steel spring 14 is fixed at the inner position of the groove 13, a ball 12 is sleeved at the inner position of the groove 13, a car 1 is installed at the inner position of the hoistway 15, the car 1 is connected to the traction rope 8 through a reverse rope pulley 9 at the side position, and a buffer 11 is installed at the bottom position inside the hoistway 15.

[0022] The driving motor 6 transmits power to the traction wheel 4 through a mechanical device. The traction wheel 4 is connected to the car 1 through a traction rope 8. The other end of the traction rope 8 is connected to the counterweight 10. When the driving motor 6 is started, the traction wheel 4 starts to rotate, and the traction rope 8 rotates around the traction wheel 4, thereby causing the car 1 to rise or fall. The anti-ropes pulley 9 is used to change the direction of the traction rope 8 so that the counterweight 10 and the car 1 maintain matching moving directions.

[0023] like Figure 1 and Figure 2As shown, the control cabinet 5 can control the driving motor 6 to work. After starting, the driving motor 6 rotates the traction wheel 4. The rotation of the traction wheel 4 moves the traction rope 8. The traction rope 8 makes the car 1 rise and fall through the return rope pulley 9. The guide wheel 3 is connected to the counterweight 10 at the other end through the traction rope 8. The traction rope 8 is sleeved at the internal position of the sleeve 7. The traction rope 8 fits the ball 12 to move. The movement of the traction rope 8 makes the ball 12 rotate at the internal position of the groove 13. The traction rope 8 squeezes the ball 12 during the movement.

[0024] This device further compresses the space of each component, reduces the volume and size of each component, and makes the entire elevator system more compact, thereby realizing the smooth operation of the elevator in a limited space. At the same time, through the optimization of the arrangement of components and the structural adjustment of related components, the position and layout of each component are accurately planned and arranged, so that the space utilization between the components is maximized, and at the same time, the coordination and cooperation between the various components are ensured, so that the car 1 and the main engine and the rope head have no intersection on the plane, so that the car 1 can be raised to the height of the main engine to achieve a shorter top floor requirement.

[0025] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A low-top steel belt traction elevator, characterized in that: The invention comprises a shaft (15), wherein a machine room (2) is installed at an upper position inside the shaft (15), a control cabinet (5) is placed at a left position on the upper end of the machine room (2), a drive motor (6) is installed at the upper end of the machine room (2), the drive motor (6) drives a traction wheel (4) at a front end position to rotate, a traction rope (8) is sleeved at an inner position of the traction wheel (4), a guide wheel (3) is installed at a right position of the traction wheel (4), and the guide wheel (3) is connected to a counterweight (4) through the traction rope (8) at the inner position. 10), a sleeve (7) is installed at the lower end of the machine room (2), a plurality of grooves (13) are arranged at the inner position of the sleeve (7), a stainless steel spring (14) is fixed at the inner position of the groove (13), a ball (12) is sleeved at the inner position of the groove (13), a car (1) is installed at the inner position of the hoistway (15), the car (1) is connected to the traction rope (8) through a reverse rope wheel (9) at the side position, and a buffer (11) is installed at the bottom position inside the hoistway (15).

2. A low-top steel belt traction elevator according to claim 1, characterized in that: The control cabinet (5) can control the drive motor (6) to operate.

3. A low-top steel belt traction elevator according to claim 2, characterized in that: The driving motor (6) causes the traction wheel (4) to rotate after starting, and the rotation of the traction wheel (4) causes the traction rope (8) to move.

4. A low-top steel belt traction elevator according to claim 3, characterized in that: The traction rope (8) enables the car (1) to rise and fall via a return rope pulley (9).

5. A low-top steel belt traction elevator according to claim 1, characterized in that: The guide wheel (3) is connected to a counterweight (10) at the other end via a traction rope (8).

6. A low-top steel belt traction elevator according to claim 1, characterized in that: The traction rope (8) is sleeved at an inner position of the sleeve (7), and the traction rope (8) moves in contact with the ball (12).

7. A low-top steel belt traction elevator according to claim 6, characterized in that: The movement of the traction rope (8) causes the ball (12) to rotate at the inner position of the groove (13).

8. A low-top steel belt traction elevator according to claim 7, characterized in that: The traction rope (8) causes compression on the ball (12) during the movement.

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