CN213505528U

CN213505528U - Outer door interlocking of construction elevator

Info

Publication number: CN213505528U
Application number: CN202022287731.2U
Authority: CN
Inventors: 李志超
Original assignee: Jinan Weirui Construction Machinery Co ltd
Current assignee: Jinan Weirui Construction Machinery Co ltd
Priority date: 2020-10-15
Filing date: 2020-10-15
Publication date: 2021-06-22
Anticipated expiration: 2030-10-15

Abstract

The utility model discloses a construction elevator outer door interlocking, which comprises a base, a guide rail frame and a suspension cage, wherein the suspension cage is provided with an inner door, the upper surface of the base is provided with a plurality of outer doors through a guardrail wall body, the left outer door is provided with a locking groove and a first mounting groove, the upper end and the lower end of the locking groove are provided with positioning holes, the right outer door is provided with a locking block and a second mounting groove, the second mounting groove is internally provided with a connecting rod, one end of the connecting rod is provided with a movable plate, the movable plate is connected with the inner wall of the second mounting groove through a plurality of movable rods, the outer wall of the movable rod is sleeved with a second compression spring, the inner wall of the second mounting groove is provided with a second switch, the utility model has reasonable structural design, if the outer door clamps a person or an object when being closed, the connecting rod drives the movable plate to move towards the inside of the second mounting groove, the movable plate presses the, the anti-pinch function is realized.

Description

Outer door interlocking of construction elevator

Technical Field

The utility model relates to a construction elevator technical field especially relates to a construction elevator outer door is chain.

Background

The construction elevator is also called as construction elevator for building, also called as outdoor elevator, construction site lifting cage, the simple construction elevator is composed of car, driving mechanism, standard section, attached wall, chassis, fence, electric system and other parts, the construction elevator is mainly used in various buildings of high-rise and super-high-rise in city, because the height of the building is very difficult to use the cross frame and portal frame to complete operation, the construction elevator is a manned cargo carrying construction machine frequently used in the building, and the riding is comfortable and safe due to the unique box body structure. The construction elevator is usually matched with a tower crane to be used on a construction site, the carrying weight of the common construction elevator is 1-10 tons, and the running speed is 1-60 m/min.

Present construction elevator is equipped with outside guardrail in the cage outside, corresponds the cage and sets up a plurality of outer doors on the wall body of guardrail, and the outer door is automatic opening and close usually and is equipped with interlocking device, but the outer door does not possess usually and prevents pressing from both sides the function, can't make the outer door quick closing when people or article are pressed from both sides, presss from both sides wounded personnel or press from both sides bad article easily, has certain defect.

Therefore, the outer door interlocking device of the construction elevator is provided.

SUMMERY OF THE UTILITY MODEL

The utility model provides a construction elevator outer door is chain, and aim at installs the second switch through the second mounting groove in the outer door inside, and the second switch outside is equipped with the connecting rod through movable rod, fly leaf, makes people or article when being cliied by the outer door, and connecting rod and people or article contact relative movement press the second switch, make the drive structure stop work of outer door, avoid people or article to be hindered by the outer door clamp.

In order to realize the technical purpose, the technical effect is achieved, the utility model discloses a realize through following technical scheme:

a construction elevator outer door interlocking comprises a base, wherein a plurality of suspension cages are installed on the base through a guide rail frame, inner doors are arranged on the suspension cages, a guardrail wall body is arranged on the upper surface of the base, a plurality of outer doors are arranged on the guardrail wall body, a locking groove and a plurality of first mounting grooves are arranged on the outer doors on the left side, positioning holes are arranged at the upper end and the lower end of the locking groove, a locking block and a plurality of second mounting grooves are arranged on the outer doors on the right side, the locking block is arranged corresponding to the locking groove, connecting rods are arranged in the second mounting grooves respectively and correspond to the first mounting grooves, a movable plate is fixedly arranged at one end of each connecting rod, a plurality of movable rods are arranged on the movable plate in a penetrating manner, one end of each movable rod is fixedly connected with the inner wall of the second mounting groove, and a second compression spring is sleeved between the movable plate and the inner wall, and the inner wall of the second mounting groove is provided with a second switch.

Preferably, in the above construction elevator outer door chain, the inner walls of the first installation grooves are provided with first switches.

Based on above-mentioned technical characteristics, set up first switch, when the outer door of left and right sides was opened, first switch off-state can't open the working power supply of cage, and when the outer door of left and right sides was closed, a plurality of connecting rods pegged graft in first mounting groove, made the connecting rod press first switch, the power of switch-on cage.

Preferably, among the above-mentioned construction elevator outer door chain, the latch segment includes fixed mounting on the right side casing on the outer door lateral wall, the inside downside of going up of casing all is equipped with the fixed block, the lower extreme all passes through on the casing fixed block slidable mounting has the locating lever, two the locating lever is close to casing center one end all is equipped with a plurality of teeth of a cogwheel, the locating lever all passes through the meshing of the teeth of a cogwheel is connected with the gear post, gear post one end is rotated and is installed shells inner wall, gear post end transmission is connected with step motor, step motor establishes on the right side inside the outer door.

Based on above-mentioned technical characteristics, when controlling the outside door closure, can open the step motor switch, step motor drive gear post rotates, and the gear post makes two locating levers relative movement through the teeth of a cogwheel, and two locating levers are pegged graft respectively in the locating hole of lower extreme on the locking groove, realize the locking of left and right side outside door.

Preferably, in the above-mentioned construction elevator outer door is chain, the locating lever is close to fixed block one end all is equipped with the stopper, the locating lever outer wall all overlaps and is equipped with first compression spring, first compression spring be located the stopper with between the fixed block.

Based on above-mentioned technical characteristics, set up first compression spring, make two locating levers keep pegging graft the state in the locating hole, avoid the locating lever whereabouts under the action of gravity.

Preferably, among the above-mentioned construction elevator outer door chain, guardrail wall body bottom pass through the spout with outer door bottom sliding connection, outer door upper end all is equipped with the connecting block, the connecting block upper end is equipped with the installation piece, just installation piece fixed mounting be in guardrail wall body upper end, it is equipped with the slide bar to slide on the connecting block, just slide bar both ends fixed mounting be in installation piece inner wall, run through threaded connection on the connecting block has two-way lead screw, two-way lead screw both ends are all rotated and are installed installation piece upper portion inner wall, two-way lead screw tip is equipped with the worm wheel, the meshing is connected with the worm on the worm wheel, worm end transmission is connected with driving motor, driving motor fixed mounting be in on the installation piece inner wall.

Based on the technical characteristics, the driving motor drives the bidirectional screw rod to rotate through the worm and the worm wheel, so that the connecting block drives the left outer door and the right outer door to move relatively, and the outer doors are opened or closed.

Preferably, in the above-mentioned construction elevator outer door chain, the outer bottom of the door all is equipped with a plurality of gyro wheels, the outer bottom of the door pass through the gyro wheel with spout bottom inner wall rolling contact.

Based on above-mentioned technical characteristic, set up the gyro wheel, replace sliding contact through rolling contact, reduce the frictional force between outer door bottom and the spout bottom inner wall, the slip of the outer door of being convenient for.

The utility model has the advantages that:

(1) the utility model has the advantages of reasonable design, it passes through the worm to set up driving motor, the two-way lead screw of worm gear transmission rotates, make the connecting block drive both sides outer door relative movement, realize the automatic of outer door and open and close, and the worm gear, worm gear transmission structure has auto-lock nature, stability when increasing outer door locking, carry people or object when the outer door is closed, the connecting rod is blocked, make the connecting rod drive the fly leaf to second mounting groove inside removal, the second switch is pressed down to the fly leaf, closing of second on-off control driving motor power, avoid outer door to press from both sides wounded staff or press from both sides bad article, realize the function of preventing pressing from both sides of outer door.

(2) The utility model has the advantages of reasonable design, only when the outer door is closed, the connecting rod is pegged graft in first mounting groove and is pressed first switch, and the inner door is closed simultaneously, and the cage just can connect power supply work, realizes construction elevator's operation safety, can open step motor switch, makes step motor drive gear post rotate, makes inside the gear post drives the locating hole of two locating levers grafting lower extreme on the locking groove, realizes the locking of outer door through locking groove and latch segment joint.

Drawings

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

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the outer door mounting structure of the present invention;

fig. 3 is a side view of the inner structure of the locking block of the present invention;

fig. 4 is a schematic view of the external structure of the locking block of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1-a base; 2-a guide rail frame; 3-hanging a cage; 4-an inner door; 5, a guardrail wall body; 6-outer door; 7-a first mounting groove; 8-a first switch; 9-locking groove; 10-positioning holes; 11-a second mounting groove; 12-a connecting rod; 13-a locking block; 14-a housing; 15-fixing block; 16-a positioning rod; 17-gear teeth; 18-gear column; 19-a stepper motor; 20-a limiting block; 21-a first compression spring; 22-a chute; 23-connecting blocks; 24-a slide bar; 25-a mounting block; 26-a bidirectional screw rod; 27-a worm gear; 28-a worm; 29-a drive motor; 30-a movable plate; 31-a movable rod; 32-a second compression spring; 33-a second switch; 34-roller.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-4, in the present embodiment, an outer door chain of a construction elevator comprises a base 1, a plurality of cages 3 are mounted on the base 1 through a guide rail frame 2, inner doors 4 are disposed on the cages 3, a control switch is disposed on the inner doors 4, only when the inner doors 4 and the outer doors 6 are closed simultaneously, a working power supply of the cages 3 can be turned on, a guardrail wall 5 is disposed on the upper surface of the base 1, a plurality of outer doors 6 are disposed on the guardrail wall 5, the bottom end of the guardrail wall 5 is slidably connected to the bottom ends of the outer doors 6 through a chute 22, a plurality of rollers 34 are disposed at the bottom ends of the outer doors 6, the bottom ends of the outer doors 6 are in rolling contact with the inner wall at the bottom of the chute 22 through the rollers 34, the rollers 34 are disposed, sliding contact is replaced by rolling contact, so as to reduce friction between the bottom ends of the outer doors 6 and the inner wall at the bottom of the chute, the upper end of the connecting block 23 is provided with a mounting block 25, the mounting block 25 is fixedly mounted at the upper end of the guardrail wall 5, the connecting block 23 is slidably provided with a slide rod 24, two ends of the slide rod 24 are fixedly mounted on the inner wall of the mounting block 25, the connecting block 23 is in threaded connection with a bidirectional screw rod 26, two ends of the bidirectional screw rod 26 are rotatably mounted on the inner wall of the upper part of the mounting block 25, the end part of the bidirectional screw rod 26 is provided with a worm wheel 27, the worm wheel 27 is in meshed connection with a worm 28, the end part of the worm 28 is in transmission connection with a driving motor 29, the driving motor 29 is fixedly mounted on the inner wall of the mounting block 25, the driving motor 29 drives the bidirectional screw rod 26 to rotate through the worm 28 and the worm wheel 27, so that the connecting block 23 drives the left and right outer doors 6 to realize relative movement and realize the opening, a first switch 8 is arranged, when the left and right outer doors 6 are opened, the first switch 8 is in an off state, the working power supply of the suspension cage 3 cannot be opened, when the left and right outer doors 6 are closed, a plurality of connecting rods 12 are inserted in the first mounting grooves 7, the connecting rods 12 press the first switch 8 to switch on the power supply of the suspension cage 3, the upper end and the lower end of each locking groove 9 are provided with positioning holes 10, the right outer door 6 is provided with a locking block 13 and a plurality of second mounting grooves 11, the locking block 13 is arranged corresponding to the locking grooves 9, the locking block 13 comprises a shell 14 fixedly arranged on the side wall of the right outer door 6, the upper side and the lower side of the inside of the shell 14 are provided with fixing blocks 15, the upper end and the lower end of the shell 14 are respectively provided with a positioning rod 16 in a sliding mode through the fixing blocks 15, one end, close to the positioning rod 16, close to the fixing blocks 15, the outer walls of, a first compression spring 21 is arranged, so that the two positioning rods 16 are kept in a state of being inserted in the positioning holes 10, the positioning rods 16 are prevented from falling under the action of gravity, one ends of the two positioning rods 16, which are close to the center of the shell 14, are respectively provided with a plurality of gear teeth 17, the positioning rods 16 are respectively connected with a gear post 18 through the gear teeth 17, one end of the gear post 18 is rotatably arranged on the inner wall of the shell 14, the end part of the gear post 18 is in transmission connection with a stepping motor 19, the stepping motor 19 is arranged inside the right outer door 6, when the left outer door 6 and the right outer door 6 are closed, a switch of the stepping motor 19 can be opened, the stepping motor 19 drives the gear post 18 to rotate, the gear post 18 enables the two positioning rods 16 to relatively move through the gear teeth 17, the two positioning rods 16 are respectively inserted in the positioning holes 10 at the upper end and the lower end of, one end of the connecting rod 12 is fixedly provided with a movable plate 30, a plurality of movable rods 31 are arranged on the movable plate 30 in a penetrating way, one end of each movable rod 31 is fixedly connected with the inner wall of the second mounting groove 11, the outer wall of each movable rod 31 is positioned between the movable plate 30 and the inner wall of the second mounting groove 11 and is sleeved with a second compression spring 32, the second compression springs 32 are arranged, the movable plate 30 is enabled to press the first switch 8 when the outer door 6 is closed under the action of the second compression springs 32, the inner wall of the second mounting groove 11 is provided with second switches 33, when people or other objects are clamped by the outer door 6, the connecting rod 12 is contacted with the people or other objects, the people or other objects block the connecting rod 12, the connecting rod 12 is enabled to move relative to the right outer door 6, the connecting rod 12 drives the movable plate 30 to move towards the inside of the second mounting groove 11, the movable plate 30 is enabled to press the second switches 33, the switches of, the anti-pinch function of the outer door 6 is realized.

The utility model discloses a concrete implementation, when using, open driving motor 29 switch, driving motor 29 output shaft passes through worm 28, worm wheel 27 transmission two-way lead screw 26 rotates, make connecting block 23 drive left and right sides outer door 6 and realize relative movement, realize the closure of outer door 6, after outer door 6 is closed, open step motor 19 switch, step motor 19 drive gear post 18 rotates, gear post 18 makes two locating levers 16 relative movement through teeth of a cogwheel 17, two locating levers 16 peg graft respectively in locating hole 10 of upper and lower extreme of locking groove 9, realize the locking of left and right sides outer door 6, and connecting rod 12 pegs graft in first mounting groove 7 simultaneously, connecting rod 12 realizes pressing to first switch 8, put through the working power supply of cage 3; if people or other objects are clamped by the outer door 6 when the outer door is closed, the connecting rod 12 is in contact with the people or other objects, the people or other objects block the connecting rod 12, the connecting rod 12 moves relative to the outer door 6 on the right side, the connecting rod 12 drives the movable plate 30 to move towards the inside of the second mounting groove 11, the movable plate 30 presses the second switch 33, the switch of the driving motor 29 is closed, the situation that the outer door 6 clamps and hurts workers or clamps damaged objects is avoided, and the anti-clamping function of the outer door 6 is achieved.

The utility model has reasonable structural design, the driving motor 29 is arranged to drive the two-way screw rod 26 to rotate through the worm 28 and the worm wheel 27, so that the connecting block 23 drives the outer doors 6 at two sides to move relatively, thereby realizing the automatic opening and closing of the outer doors 6, the transmission structure of the worm wheel 27 and the worm 28 has self-locking performance, thereby increasing the stability when the outer doors 6 are locked, when the outer doors 6 are closed, people or objects are clamped, the connecting rod 12 is blocked, the connecting rod 12 drives the movable plate 30 to move towards the inside of the second mounting groove 11, the movable plate 30 presses the second switch 33, the second switch 33 controls the power supply of the driving motor 29 to be closed, thereby avoiding the outer doors 6 from hurting workers or clamping the objects, realizing the anti-pinch function of the outer doors 6, the switch of the stepping motor 19 can be opened, the stepping motor 19 drives the gear column 18 to rotate, the gear column 18 drives the two positioning rods 16, locking of outer door 6 is realized through locking groove 9 and latch segment 13 joint, and is equipped with first compression spring 21 at the locating lever 16 outer wall, avoids locating lever 16 whereabouts under the action of gravity.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not exhaustive and do not limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides a construction elevator outer door is chain which characterized in that: comprises a base (1), a plurality of suspension cages (3) are installed on the base (1) through a guide rail frame (2), inner doors (4) are arranged on the suspension cages (3), a guardrail wall body (5) is arranged on the upper surface of the base (1), a plurality of outer doors (6) are arranged on the guardrail wall body (5), a locking groove (9) and a plurality of first mounting grooves (7) are arranged on the outer door (6) on the left side, positioning holes (10) are arranged at the upper end and the lower end of the locking groove (9), a locking block (13) and a plurality of second mounting grooves (11) are arranged on the outer door (6) on the right side, the locking block (13) is arranged corresponding to the locking groove (9), a connecting rod (12) is arranged in each second mounting groove (11), the connecting rod (12) is arranged corresponding to the first mounting grooves (7), a movable plate (30) is fixedly arranged at one end of the connecting rod (12), run through on fly leaf (30) and be equipped with a plurality of movable rods (31), movable rod (31) one end with second mounting groove (11) inner wall fixed connection, movable rod (31) outer wall is located fly leaf (30) with all overlap between second mounting groove (11) the inner wall and be equipped with second compression spring (32), second mounting groove (11) inner wall all is equipped with second switch (33).

2. The construction elevator outer door interlock as claimed in claim 1, wherein: the inner walls of the first mounting grooves (7) are provided with first switches (8).

3. The construction elevator outer door interlock as claimed in claim 1, wherein: locking piece (13) include fixed mounting on the right side casing (14) on outer door (6) lateral wall, casing (14) inside upper and lower side all is equipped with fixed block (15), the lower extreme all passes through on casing (14) fixed block (15) slidable mounting has locating lever (16), two locating lever (16) are close to casing (14) center one end all is equipped with a plurality of teeth of a cogwheel (17), locating lever (16) all pass through teeth of a cogwheel (17) meshing is connected with gear post (18), gear post (18) one end is rotated and is installed casing (14) inner wall, gear post (18) end transmission is connected with step motor (19), step motor (19) are established on the right side inside outer door (6).

4. The construction elevator outer door interlock as claimed in claim 3, wherein: locating lever (16) are close to fixed block (15) one end all is equipped with stopper (20), locating lever (16) outer wall all overlaps and is equipped with first compression spring (21), first compression spring (21) are located stopper (20) with between fixed block (15).

5. The construction elevator outer door interlock as claimed in claim 1, wherein: the bottom end of the guardrail wall body (5) is connected with the bottom end of the outer door (6) in a sliding way through a sliding chute (22), the upper ends of the outer doors (6) are respectively provided with a connecting block (23), the upper ends of the connecting blocks (23) are provided with a mounting block (25), the mounting block (25) is fixedly mounted at the upper end of the guardrail wall body (5), the connecting block (23) is provided with a sliding rod (24) in a sliding way, and both ends of the sliding rod (24) are fixedly arranged on the inner wall of the mounting block (25), a bidirectional screw rod (26) is connected on the connecting block (23) in a penetrating and threaded manner, two ends of the bidirectional screw rod (26) are rotatably arranged on the inner wall of the upper part of the mounting block (25), a worm wheel (27) is arranged at the end part of the bidirectional screw rod (26), a worm (28) is connected to the worm wheel (27) in a meshing way, the end part of the worm (28) is connected with a driving motor (29) in a transmission manner, and the driving motor (29) is fixedly installed on the inner wall of the installation block (25).

6. The construction elevator outer door interlock as claimed in claim 5, wherein: the bottom end of the outer door (6) is provided with a plurality of rollers (34), and the bottom end of the outer door (6) is in rolling contact with the inner wall of the bottom of the sliding groove (22) through the rollers (34).