CN217498350U

CN217498350U - Elevator without machine room

Info

Publication number: CN217498350U
Application number: CN202221023750.7U
Authority: CN
Inventors: 尚永明
Original assignee: Zhongyi Tianjin Elevator Co ltd
Current assignee: Zhongyi Tianjin Elevator Co ltd
Priority date: 2022-04-29
Filing date: 2022-04-29
Publication date: 2022-09-27
Anticipated expiration: 2032-04-29

Abstract

The utility model relates to an elevator technical field especially relates to no computer lab elevator, has solved the relatively poor problem of bridge case stability of two side supports among the prior art. Machine room-less elevator, including the elevartor shaft, be provided with the bridge case in the elevartor shaft, outer frame has been cup jointed on the outer wall of bridge case, two backup pads that are the symmetric distribution of top fixedly connected with of outer frame, it is two first pulleys that are the symmetric distribution to rotate between two backup pads to be connected with, the top of bridge case is provided with the mounting bracket, the top of mounting bracket is provided with hauler and mounting bracket fixed connection, one side of bridge case is provided with counterweight, counterweight's the outside is provided with two first slide rails that are the symmetric distribution, first slide rail and the lateral wall fixed connection of elevartor shaft and counterweight and first slide rail sliding connection. The utility model discloses a design spacing gyro wheel and second slide rail matched with spacing guide structure, for the bridge case provides the four corners and supports, effectively promoted the stability of bridge case lift process.

Description

Elevator without machine room

Technical Field

The utility model relates to an elevator technical field especially relates to no computer lab elevator.

Background

The traditional elevator and the elevator without the machine room comprise a traction machine, a traction rope, a bridge box, a shock absorber and other necessary components, although the functions are consistent, the elevator without the machine room does not need to occupy extra special machine room space when being installed, therefore, the elevator without the machine room has the effect of saving the installation space compared with the traditional elevator, however, the elevator without the machine room and the traditional elevator all adopt a three-roller clamping slide rail mode to stabilize the bridge box, as the bridge box is mostly of a cuboid structure, and a frame outside the bridge box is of a narrow rectangular frame structure, the three-roller limiting structure arranged outside the frame can only provide side support for the bridge box, and eight corners of the bridge box are all in a suspended state, and in the lifting process and the sudden acceleration or stop process, the bridge box is easy to shake and incline, aiming at the problem, a novel elevator without the machine room can be provided, through improving the structure, provide more firm support for the axle box to promote the stability of elevator operation.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a no computer lab elevator has solved the relatively poor problem of bridge box stability of two side supports among the prior art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

elevator without machine room, comprising an elevator shaft, wherein a bridge box is arranged in the elevator shaft, an outer framework is sleeved on the outer wall of the bridge box, two supporting plates which are symmetrically distributed are fixedly connected to the top of the outer framework, two first pulleys which are symmetrically distributed are rotatably connected between the two supporting plates, a mounting frame is arranged at the top of the bridge box, a traction machine is arranged at the top of the mounting frame and is fixedly connected with the mounting frame, a counterweight is arranged on one side of the bridge box, two first sliding rails which are symmetrically distributed are arranged on the outer side of the counterweight, the first sliding rails are fixedly connected with the side wall of the elevator shaft and are slidably connected with the first sliding rails, a second pulley is rotatably connected right above the counterweight, the whole formed by connecting the bridge box, the outer framework, the first pulleys and the like is connected with the whole formed by connecting the counterweight and the second pulley through a traction rope, and the traction rope is sequentially wound on the first pulley, the second pulley and the traction rope is connected with the counterweight through the traction rope, Two free ends of traction rope all with mounting bracket fixed connection on the outer wall of hauler and second pulley, be provided with under the counterweight and to heavy buffer, be provided with bridge case buffer under the bridge case, to heavy buffer and bridge case buffer all with the bottom inner wall fixed connection of elevartor shaft, two fixed curb plates that are symmetric distribution of the top fixedly connected with of outer frame, the outside of bridge case is provided with four second slide rails that are rectangular array and four second slide rails all with the inner wall fixed connection of elevartor shaft, two in pairs of and two in pairs groove opening orientation of second slide rails are all directional offside, the top of bridge case is provided with four spacing gyro wheels with second slide rail one-to-one, spacing gyro wheel passes through the bracing piece and is connected with fixed curb plate.

Preferably, each fixed side plate is fixedly connected with the outer frame through a plurality of fixing bolts distributed in a linear array.

Preferably, set up logical groove that a plurality of is linear array and distributes and lead to the groove and cooperate with the bracing piece in the fixed curb plate, spacing gyro wheel rotates with the bracing piece to be connected, and matched with mounting groove has all been seted up with the inside of fixed curb plate to the bracing piece, and the bracing piece passes through the cooperation fixed connection of fixed pin and mounting groove with fixed curb plate.

Preferably, the fixed pin is connected with the fixed side plate through screw thread screwing, and the fixed pin is connected with the support rod in a sliding mode.

Preferably, the outside of bridge box buffer is provided with four sleeves that are the distribution of rectangle array of a plurality of, and every sleeve all is connected through the bottom inner wall of two supporting seats and elevartor shaft, and telescopic top is provided with the slide bar, and the slide bar passes through spring elastic sliding connection and spring with the sleeve and is located the sleeve, and the top fixedly connected with supporting shoe of slide bar.

Preferably, two supporting seat symmetric distributions are in telescopic outside and two supporting seats all with the bottom inner wall fixed connection of elevartor shaft, and the sleeve rotates with two supporting seats to be connected, two outside fixedly connected with of supporting seat and supporting seat one-to-one the clutch blocks, seted up in the supporting seat with supporting seat matched with spout, the supporting seat through with the cooperation of spout and the supporting seat sliding connection who corresponds.

The utility model discloses possess following beneficial effect at least:

through the cooperation of four second slide rails and spacing gyro wheels, can provide the four corners for the whole that bridge box and outer frame attach formed and support, compare in traditional both sides and support, effectively promoted the lift stability of bridge box.

The utility model discloses still possess following beneficial effect:

the whole that four sleeves, slide bar and supporting shoe connect and form can provide the holding surface for the axle case, compares in traditional adoption axle case buffer single-point support, can reduce the probability that the axle case takes place to rock because the atress is unbalanced when buffering the shock attenuation, but further promotes the stability of elevator operation.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without any creative effort.

FIG. 1 is a front view of the present invention;

FIG. 2 is a schematic top view of the axle box, the outer frame, the limiting rollers, and the second slide rail;

FIG. 3 is a side view of the side plate, the support rod and the fixing pin;

FIG. 4 is a schematic diagram of the side view of the slide bar, the sleeve, and the supporting seat;

FIG. 5 is a schematic view of the engagement between the friction block and the support seat.

In the figure: 1. an elevator shaft; 2. a first slide rail; 3. a second slide rail; 4. a mounting frame; 5. a traction machine; 6. a support plate; 7. a first pulley; 8. a hoisting rope; 9. a bridge box; 10. an outer frame; 11. fixing the side plate; 12. limiting rollers; 13. a through groove; 14. mounting grooves; 15. a fixing pin; 16. a support bar; 17. a counterweight device; 18. a second pulley; 19. a counterweight buffer; 20. a bridge box buffer; 21. a sleeve; 22. a slide bar; 23. a support block; 24. a supporting seat; 25. a friction block; 26. a chute; 27. and (5) fixing the bolt.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

Referring to fig. 1-3, the machine room free elevator comprises an elevator shaft 1, a bridge box 9 is arranged in the elevator shaft 1, an outer frame 10 is sleeved on the outer wall of the bridge box 9, two support plates 6 which are symmetrically distributed are fixedly connected to the top of the outer frame 10, two first pulleys 7 which are symmetrically distributed are rotatably connected between the two support plates 6, a mounting frame 4 is arranged at the top of the bridge box 9, a tractor 5 is arranged at the top of the mounting frame 4, the tractor 5 is fixedly connected with the mounting frame 4, a counterweight 17 is arranged at one side of the bridge box 9, two first slide rails 2 which are symmetrically distributed are arranged at the outer side of the counterweight 17, the first slide rails 2 are fixedly connected with the side wall of the elevator shaft 1, the counterweight 17 is slidably connected with the first slide rails 2, a second pulley 18 is rotatably connected right above the counterweight 17, the whole formed by connecting the bridge box 9, the outer frame 10, the first pulleys 7 and the like is connected with the whole formed by connecting the counterweight 17 with the second pulley 18 through a hauling rope 8, the hauling rope 8 is wound on the outer walls of the first pulley 7, the traction machine 5 and the second pulley 18 in sequence, two free ends of the hauling rope 8 are fixedly connected with the mounting frame 4, a counterweight buffer 19 is arranged right below the counterweight device 17, a bridge box buffer 20 is arranged right below the bridge box 9, to heavy buffer 19 and bridge case buffer 20 all with elevator shaft 1's bottom inner wall fixed connection, two fixed curb plates 11 that are the symmetric distribution of the top fixedly connected with of outer frame 10, the outside of bridge case 9 is provided with four second slide rails 3 that are the distribution of rectangle array and four second slide rails 3 all with elevator shaft 1's inner wall fixed connection, four second slide rails 3 two in pairs and the equal directional offside of flute profile opening orientation in two mated second slide rails 3, the top of bridge case 9 is provided with four spacing gyro wheels 12 with second slide rail 3 one-to-one, spacing gyro wheel 12 passes through the bracing piece 16 and is connected with fixed curb plate 11.

The scheme has the following working processes:

in the lifting process of the elevator, the four limiting idler wheels 12 roll along the corresponding grooves in the second slide rails 3, and the grooves in the two opposite second slide rails 3 point to the inner sides, so the second slide rails 3 can play a guiding role, the limiting idler wheels 12 can be prevented from sideslipping, the four limiting idler wheels 12 are matched to provide stable four-corner support for the whole formed by connecting the bridge box 9 and the outer frame 10, and the four idler wheels are only matched with the corresponding second slide rails 3, so that the elevator is convenient to install and maintain.

According to the working process, the following steps are known:

through the cooperation of the limiting idler wheels 12 and the corresponding second sliding rails 3, four-corner support can be provided for the whole formed by connecting the bridge box 9 and the outer frame 10, so that the bridge box 9 is prevented from inclining due to uneven weighing or uneven stress, and the running stability of the elevator is effectively improved.

Further, each of the fixed side plates 11 is fixedly connected to the outer frame 10 by a plurality of fixing bolts 27 distributed in a linear array.

Further, set up a plurality of and be linear array distribution's logical groove 13 and lead to groove 13 and cooperate with bracing piece 16 in the fixed curb plate 11, spacing gyro wheel 12 rotates with bracing piece 16 to be connected, matched with mounting groove 14 has all been seted up with fixed curb plate 11 inside to bracing piece 16, bracing piece 16 passes through fixed pin 15 and mounting groove 14's cooperation fixed connection with fixed curb plate 11, behind fixed pin 15 screw in fixed curb plate 11 and the bracing piece 16, not only can fixed bracing piece 16 and fixed curb plate 11's relative position relation, fixed pin 15, cross structure's block relation between fixed curb plate 11 and the bracing piece 16, can reduce the not hard up probability in junction department, the steadiness of structure has effectively been promoted.

Further, the fixed pin 15 is connected through the screw thread closure with fixed curb plate 11, and fixed pin 15 and bracing piece 16 sliding connection compare in full-thread screw rod, and the fixed pin 15 of interrupted screw thread can shorten the consuming time of screwing up fixed pin 15, promotes the installation effectiveness.

Further, the outside of bridge box buffer 20 is provided with four sleeves 21 that are the distribution of rectangle array of a plurality of, every sleeve 21 all is connected through two supporting seats 24 and elevator shaft 1's bottom inner wall, the top of sleeve 21 is provided with slide bar 22, slide bar 22 passes through spring elastic sliding connection with sleeve 21 and the spring is located sleeve 21, slide bar 22's top fixedly connected with supporting shoe 23, the cooperation of a plurality of supporting shoes 23 can provide the holding surface for bridge box 9, compare in the point that bridge box buffer 20 provided and support, can prevent effectively that bridge box 9 from taking place the probability of slope under the impact, bridge box 9's stability has further been promoted, and slide bar 22 and sleeve 21's elastic connection relation, can strengthen buffering absorbing effect.

Furthermore, two supporting seats 24 are symmetrically distributed on the outer side of the sleeve 21, the two supporting seats 24 are both fixedly connected with the inner wall of the bottom of the elevator shaft 1, the sleeve 21 is rotatably connected with the two supporting seats 24, the outer sides of the supporting seats 24 are fixedly connected with two friction blocks 25 which are in one-to-one correspondence with the supporting seats 24, sliding grooves 26 which are matched with the supporting seats 24 are formed in the supporting seats 24, the supporting seats 24 are in sliding connection with the corresponding supporting seats 24 through the matching with the sliding grooves 26, and after long-term use, the bridge box 9 is easy to shake due to partial structure looseness, because the supporting block 23 is attached to the bottom surface of the bridge box 9, the bridge box drives the sliding rod 22, the sleeve 21 and the friction block 25 to integrally swing, during this process, the friction block 25 slides in the slide groove 26, thereby rubbing against the support seat 24, therefore, the whole formed by connecting the loading bridge box 9, the supporting block 23, the sliding rod 22, the sleeve 21 and the friction block 25 recovers the stable speed.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the principles of the present invention may be applied to any other embodiment without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. Machine room-less elevator, comprising an elevator shaft (1), characterized in that: the elevator shaft is characterized in that a bridge box (9) is arranged in the elevator shaft (1), an outer frame (10) is sleeved on the outer wall of the bridge box (9), two support plates (6) which are symmetrically distributed are fixedly connected to the top of the outer frame (10), two first pulleys (7) which are symmetrically distributed are rotatably connected between the two support plates (6), a mounting frame (4) is arranged at the top of the bridge box (9), a traction machine (5) is arranged at the top of the mounting frame (4), the traction machine (5) is fixedly connected with the mounting frame (4), a counterweight (17) is arranged on one side of the bridge box (9), two first sliding rails (2) which are symmetrically distributed are arranged on the outer side of the counterweight (17), the first sliding rails (2) are fixedly connected with the side wall of the elevator shaft (1), the counterweight (17) is slidably connected with the first sliding rails (2), a second pulley (18) is rotatably connected right above the counterweight device (17), a whole formed by connecting the bridge box (9), the outer frame (10), the first pulley (7) and the like is connected with a whole formed by connecting the counterweight device (17) and the second pulley (18) through a hoisting rope (8), the hoisting rope (8) is sequentially wound on the outer walls of the first pulley (7), the tractor (5) and the second pulley (18), two free ends of the hoisting rope (8) are fixedly connected with the mounting frame (4), a counterweight buffer (19) is arranged right below the counterweight device (17), a bridge box buffer (20) is arranged right below the bridge box (9), the counterweight buffer (19) and the bridge box buffer (20) are fixedly connected with the inner wall of the bottom of the elevator shaft (1), two fixed side plates (11) which are symmetrically distributed are fixedly connected with the top of the outer frame (10), the outside of bridge box (9) is provided with four second slide rails (3) that are the distribution of rectangular array and four second slide rails (3) all with the inner wall fixed connection of elevartor shaft (1), four the recess opening orientation in two just mated two second slide rails (3) of second slide rail (3) is all directional offside, the top of bridge box (9) is provided with four spacing gyro wheels (12) with second slide rail (3) one-to-one, spacing gyro wheel (12) are connected with fixed curb plate (11) through bracing piece (16).

2. The machine room-less elevator according to claim 1, characterized in that: each fixed side plate (11) is fixedly connected with the outer frame (10) through a plurality of fixing bolts (27) distributed in a linear array.

3. The machine room-less elevator according to claim 1, characterized in that: set up a plurality of in fixed curb plate (11) and be linear array distribution lead to groove (13) and cooperate with bracing piece (16), spacing gyro wheel (12) rotate with bracing piece (16) and be connected, matched with mounting groove (14) have all been seted up with the inside of fixed curb plate (11) in bracing piece (16), bracing piece (16) and fixed curb plate (11) are through the cooperation fixed connection of fixed pin (15) and mounting groove (14).

4. The machine room-less elevator according to claim 3, characterized in that: the fixing pin (15) is connected with the fixing side plate (11) in a screwing mode through threads, and the fixing pin (15) is connected with the supporting rod (16) in a sliding mode.

5. The machine room-less elevator according to claim 1, characterized in that: the outside of bridge box buffer (20) is provided with four sleeves (21) that are the distribution of rectangle array of a plurality of, every sleeve (21) all through two supporting seats (24) and the bottom wall connection of elevartor shaft (1), the top of sleeve (21) is provided with slide bar (22), slide bar (22) and sleeve (21) are located sleeve (21) through spring elastic sliding connection and spring, the top fixedly connected with supporting shoe (23) of slide bar (22).

6. The machine room-less elevator according to claim 5, characterized in that: two supporting seat (24) symmetric distribution all with the bottom inner wall fixed connection of elevartor shaft (1) in the outside of sleeve (21) and two supporting seats (24), sleeve (21) rotate with two supporting seats (24) to be connected, two outside fixedly connected with of supporting seat (24) and supporting seat (24) one-to-one friction block (25), set up in supporting seat (24) with supporting seat (24) matched with spout (26), supporting seat (24) are through the cooperation with spout (26) and supporting seat (24) sliding connection who corresponds.