CN214025484U

CN214025484U - Elevator pit cat ladder installation device

Info

Publication number: CN214025484U
Application number: CN202023043596.3U
Authority: CN
Inventors: 许胜模
Original assignee: Jiangxi Lichuang Elevator Engineering Co ltd
Current assignee: Jiangxi Lichuang Elevator Engineering Co ltd
Priority date: 2020-12-17
Filing date: 2020-12-17
Publication date: 2021-08-24
Anticipated expiration: 2030-12-17

Abstract

The utility model discloses an elevator pit cat ladder installation device, including two cavity main section of thick bamboos, elevating system, holder and slewing mechanism, two the spacing groove has all been seted up to the interior week both sides of cavity main section of thick bamboo, and two cavity main sections of thick bamboo all are equipped with elevating system, two elevating system's one end all is equipped with the fixed column, and just two fixed columns and two one side of cavity main section of thick bamboo all weld the fixed plate, four the equal threaded connection in center of fixed plate has rotatory screw rod, and four rotatory screw rod's one end all is equipped with the holder, two it has the spliced pole, two all to weld between the periphery of cavity main section of thick bamboo and between the periphery of two fixed columns the rack shell, two all weld at the center of spliced pole the rack shell has the shell that rotates, and all is equipped with slewing mechanism between the interior week of two rack shells and the rotation shell that corresponds. This elevator pit cat ladder installation device not only can be applicable to the cat ladder of size difference, can also adjust the mounted position of cat ladder.

Description

Elevator pit cat ladder installation device

Technical Field

The utility model belongs to the technical field of the cat ladder installation device, concretely relates to elevator pit cat ladder installation device.

Background

The part of the hoistway below the lowest landing served by the car becomes the elevator pit. The elevator is internally provided with a buffer, an elevator stop switch, a well lamp switch, a power socket and lighting, when the elevator breaks down, a person is required to enter an elevator pit for maintenance, so that a ladder stand needs to be installed in the elevator pit, and the illumination of the elevator pit is weak, so that the safety of the maintenance person is protected, according to the EN81-20 regulation of the elevator industry, the installation position of the ladder stand in the elevator pit needs to meet certain requirements, and due to the lack of a positioning device in the installation process, the situation that the ladder stand is installed and cannot reach the standard exists, and certain maintenance hidden dangers exist.

Therefore, in order to meet the current situation, the design and production of the installation device of the elevator pit ladder stand are urgently needed to meet the requirement of practical use.

Disclosure of Invention

An object of the utility model is to provide an elevator pit cat ladder installation device to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: an elevator pit ladder mounting device comprises two hollow main cylinders, lifting mechanisms, clamping seats and rotating mechanisms, wherein limiting grooves are formed in two sides of the inner peripheries of the two hollow main cylinders, the lifting mechanisms are arranged on the inner peripheries of the two hollow main cylinders, fixing columns are arranged at one ends, far away from the hollow main cylinders, of the two lifting mechanisms, fixing plates are welded to one sides of the two fixing columns and the two hollow main cylinders, jacks are formed in one sides of the four fixing plates, rotating screws are connected to the centers of the four fixing plates in a threaded manner, C-shaped clamping seats are rotatably connected to one ends of the four rotating screws through fixing shaft bearings, inserting rods matched with the jacks are welded to one sides, close to the fixing plates, of the four clamping seats, connecting columns are welded between the peripheries of the two hollow main cylinders and between the peripheries of the two fixing columns, rack housings are welded to the centers, far away from the clamping seats, of the two connecting columns, and one side of two rack shells has all been seted up and has been rotated the groove, two one side that the rack shell is close to and rotates the groove all welds and has rotated the shell, and all is equipped with slewing mechanism, two between the inner periphery of two rack shells and the rotation shell that corresponds be equipped with the tenon pole between the slewing mechanism, and the equal integrated into one piece in both sides of tenon pole periphery has the sliding block.

Preferably, the lifting mechanism comprises a lifting screw and a threaded sleeve, one end of the lifting screw is rotatably connected with the hollow main cylinder through a rotating bearing seat, one end of the lifting screw penetrates through the hollow main cylinder and is integrally formed with a rotating block, the threaded sleeve is sleeved at the other end of the lifting screw, limiting blocks matched with the limiting grooves are integrally formed on two sides of the periphery of the threaded sleeve, and one end of the threaded sleeve is welded with the fixing column.

Preferably, the rotating mechanism comprises a hollow tube, a gear and a rack plate, two ends of the hollow tube are rotatably connected with corresponding rotating shells through rotating bearing seats, sliding grooves matched with the sliding blocks are formed in two sides of the inner periphery of the hollow tube, the hollow portion of the hollow tube is in joggle joint with one end of a tenon rod, the gear matched with the rotating shells is welded on the outer periphery of the hollow tube, and the rack plate matched with the rack shell is meshed on one side of the gear.

Preferably, one side that the spliced pole was kept away from to the holder is equipped with clamping screw and fixed cover respectively, clamping screw and holder threaded connection, and clamping screw is close to the one end welding of holder and has the briquetting, fixed cover bottom and holder welding, and the interior week of fixed cover is equipped with the telescopic link.

Preferably, one end of one hollow tube close to the hollow main cylinder penetrates through the corresponding rotating shell, and a disc convenient to rotate is integrally formed at one end of the hollow tube penetrating through the rotating shell.

The utility model discloses a technological effect and advantage: according to the elevator pit ladder mounting device, the rotating block is rotated to drive the lifting screw to rotate, so that the clamping seats on the fixing column move, and the distance between the clamping seats can be adjusted; the crawling ladder is placed between the crawling ladder and the clamping seats, the rotary screw rod is rotated to drive the clamping seats to move, so that the distance between the two corresponding clamping seats is changed, the clamping screw rod is rotated to drive the pressing block to move, and the crawling ladder is clamped by the corresponding clamping seats, so that the crawling ladders with different sizes can be limited and fixed; through rotating the disc, drive gear revolve, make the rack board remove to can adjust the location to the distance between cat ladder and the wall as required, this elevator pit cat ladder installation device not only can be applicable to the cat ladder of size difference, can also adjust the location to the mounted position of cat ladder.

Drawings

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

fig. 2 is a sectional view of the lifting mechanism of the present invention;

fig. 3 is a cross-sectional view of the rotating mechanism of the present invention;

fig. 4 is a cross-sectional view of a tenon rod of the present invention;

fig. 5 is an enlarged view of the structure a in fig. 1 according to the present invention;

fig. 6 is an enlarged view of the structure B in fig. 1 according to the present invention.

In the figure: the device comprises a hollow main barrel 1, a lifting mechanism 2, a clamping seat 3, a rotating mechanism 4, a fixed column 5, a fixed plate 6, a rotating screw 7, an inserted rod 8, a connecting column 9, a rack shell 10, a rotating shell 11, a tenon rod 12, a lifting screw 13, a threaded sleeve 14, a hollow tube 15, a gear 16, a rack plate 17, a clamping screw 18, a fixed sleeve 19, an expansion rod 20 and a disc 21.

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 in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Unless defined otherwise, all references to up, down, left, right, front, back, inner and outer directions herein are to be interpreted as referring to up, down, left, right, front, back, inner and outer directions in the drawings to which the invention is applied, and all references are hereby incorporated herein by reference.

The utility model provides an elevator pit ladder mounting device as shown in figures 1-6, which comprises two hollow main cylinders 1, two lifting mechanisms 2, clamping seats 3 and rotating mechanisms 4, wherein both sides of the inner periphery of the two hollow main cylinders 1 are respectively provided with a limiting groove, the inner peripheries of the two hollow main cylinders 1 are respectively provided with the lifting mechanisms 2, one ends of the two lifting mechanisms 2 far away from the hollow main cylinders 1 are respectively provided with a fixed column 5, one sides of the two fixed columns 5 and the two hollow main cylinders 1 are respectively welded with a fixed plate 6, one sides of the four fixed plates 6 are respectively provided with a jack, the centers of the four fixed plates 6 are respectively in threaded connection with a rotating screw 7, one ends of the four rotating screws 7 are respectively in rotating connection with a C-shaped clamping seat 3 through a fixed bearing seat, the inner periphery of the clamping seat 3 is provided with a ladder (not shown in the figures), one side of the four clamping seats 3 close to the fixed plates 6 is respectively welded with an inserted rod 8 matched with the jack, joggle range between inserted bar 8 and the jack and the rotation range looks adaptation of rotatory screw 7, through the cooperation between inserted bar 8 and the jack, can prevent holder 3 from rotating, two spliced pole 9 has all been welded between the periphery of cavity owner section of thick bamboo 1 and between the periphery of two fixed columns 5, two rack shell 10 has all been welded at the center that spliced pole 9 kept away from holder 3 one side, and just one side of two rack shell 10 has all been seted up the rotation groove, two one side that rack shell 10 is close to the rotation groove all has been welded and has been rotated shell 11, and all is equipped with slewing mechanism 4 between the interior week of two rack shell 10 and the rotation shell 11 that corresponds, two be equipped with between slewing mechanism 4 and connect pole 12, and the homogeneous body shaping in both sides of joggle pole 12 periphery has the sliding block.

Specifically, the lifting mechanism 2 comprises a lifting screw 13 and a threaded sleeve 14, one end of the lifting screw 13 is rotatably connected with the hollow main cylinder 1 through a rotating bearing seat, one end of the lifting screw 13 penetrates through the hollow main cylinder 1 and is integrally formed with a rotating block, the other end of the lifting screw 13 is sleeved with a threaded sleeve 14, the moving range of the lifting screw 13 and the threaded sleeve 14 is matched with the joggle range of the joggle rod 12 and the hollow pipe 15, two sides of the periphery of the threaded sleeve 14 are integrally formed with limiting blocks matched with the limiting grooves, the screw sleeve 14 can not rotate in the moving process through the matching of the limiting block and the limiting groove, one end of the threaded sleeve 14 is welded with the fixed column 5, the rotating block is rotated to drive the lifting screw 13 to rotate, so that the threaded sleeve 14 moves, thereby driving the clamping seat 3 on the fixed column 5 to move, and adjusting the clamping length according to the ladder.

Specifically, the rotating mechanism 4 includes a hollow tube 15, a gear 16 and a rack plate 17, two ends of the hollow tube 15 are rotatably connected with the corresponding rotating shell 11 through a rotating bearing seat, sliding grooves matched with the sliding blocks are respectively formed in two sides of the inner periphery of the hollow tube 15, the hollow portion of the hollow tube 15 is in joggle joint with one end of the tenon rod 12, the gear 16 matched with the rotating shell 11 is welded on the outer periphery of the hollow tube 15, and the rack plate 17 matched with the rack shell 10 is meshed on one side of the gear 16.

Specifically, one side of the clamping seat 3 away from the connecting column 9 is respectively provided with a clamping screw 18 and a fixing sleeve 19, the clamping screw 18 is in threaded connection with the clamping seat 3, a rotating handle convenient to rotate is integrally formed at one end of the clamping screw 18 and one end of the rotating screw 7, a pressing block is welded at one end of the clamping screw 18 close to the clamping seat 3, the ladder stands with different thicknesses can be clamped by rotating the clamping screw rod 18, so that the limiting is more stable, the bottom of the fixed sleeve 19 is welded with the clamping seat 3, the inner circumference of the fixed sleeve 19 is provided with an expansion link 20, the expansion link 20 (the expansion link 20 can be LAP 120), an external storage battery (the type of the storage battery can be selected to be UP 24-12) can be used as a power supply, one end of the telescopic rod 20 is inserted into the fixed sleeve 19, and the other end of the telescopic rod is pressed against the wall surface, so that the rack shell 10 can be attached to the opposite wall pressing against the wall surface, and the mounting accuracy is improved.

Specifically, one end of one of the hollow tubes 15 close to the hollow main cylinder 1 penetrates through the corresponding rotating shell 11, and the hollow tube 15 penetrates through one end of the rotating shell 11 to form a disc 21 convenient to rotate, so that the gear 16 on the periphery of the hollow tube 15 can be driven to rotate through the rotating disc 21, and meanwhile, the gear 16 on the periphery of the other hollow tube 15 can be driven to rotate through the matching between the sliding groove and the sliding block.

The working principle of the elevator pit ladder mounting device is that when the elevator pit ladder mounting device is needed to be used, the ladder is placed between clamping seats 3, a rotary screw 7 and a clamping screw 18 on a fixed column 5 are rotated, the two clamping seats 3 are enabled to clamp and limit two sides of the ladder, the rotary screw 7 on a hollow main cylinder 1 is rotated, the two clamping seats 3 on the hollow main cylinder 1 are enabled to limit the edge of the ladder to a certain degree, the fixed column 5 is placed at the bottom of the pit, a rack shell 10 is attached to a mounting wall surface, a rotary block is rotated simultaneously to drive a lifting screw 13 to rotate, the clamping seats 3 on the fixed column 5 are enabled to move, the ladder is driven to move, after the ladder moves to a required height, the rotary screw 7 and the clamping screw 18 on the hollow main cylinder 1 are rotated to clamp and limit the edge of the ladder, a telescopic rod 20 is used to adjust the ladder to be parallel to the wall surface, the regulation is accomplished, and the disc 21 is rotated, drives gear 16 and rotates, makes rack plate 17 remove to drive the distance change between cat ladder and the installation wall, remove to required position after according to the demand, can use the fastener to fix the cat ladder, fixed completion back can make 3 cat ladders of holder separate.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides an elevator pit cat ladder installation device, includes two cavity main section of thick bamboos (1), elevating system (2), holder (3) and slewing mechanism (4), its characterized in that: both sides of the inner peripheries of the two hollow main cylinders (1) are respectively provided with a limiting groove, the inner peripheries of the two hollow main cylinders (1) are respectively provided with a lifting mechanism (2), one ends of the two lifting mechanisms (2) far away from the hollow main cylinders (1) are respectively provided with a fixed column (5), one sides of the two fixed columns (5) and the two hollow main cylinders (1) are respectively welded with a fixed plate (6), one sides of the four fixed plates (6) are respectively provided with a jack, the centers of the four fixed plates (6) are respectively in threaded connection with a rotating screw (7), one ends of the four rotating screws (7) are respectively in rotating connection with a C-shaped clamping seat (3) through a fixed bearing seat, one sides of the four clamping seats (3) close to the fixed plates (6) are respectively welded with an inserted rod (8) matched with the jacks, and connecting columns (9) are respectively welded between the outer peripheries of the two hollow main cylinders (1) and between the outer peripheries of the two fixed columns (5), two rack shell (10) have all been welded at the center of holder (3) one side is kept away from in spliced pole (9), and one side of two rack shell (10) has all been seted up and has been rotated the groove, two one side that rack shell (10) are close to and rotate the groove has all welded rotation shell (11), and all is equipped with slewing mechanism (4), two between the interior week of rotation shell (11) that just two rack shell (10) and correspond it connects pole (12) to be equipped with the tenon between slewing mechanism (4), and the equal integrated into one piece in both sides of tenon pole (12) periphery has the sliding block.

2. An elevator pit ladder mounting apparatus as defined in claim 1 wherein: elevating system (2) are including lifting screw (13) and swivel nut (14), the one end of lifting screw (13) is rotated through rotating the bearing frame and being connected with cavity owner section of thick bamboo (1), and the one end of lifting screw (13) runs through cavity owner section of thick bamboo (1) and integrated into one piece has the commentaries on classics piece, the other pot head of lifting screw (13) is equipped with swivel nut (14), the equal integrated into one piece in both sides of swivel nut (14) periphery has the stopper with spacing groove looks adaptation, and the one end and the fixed column (5) welding of swivel nut (14).

3. An elevator pit ladder mounting apparatus as defined in claim 1 wherein: the rotating mechanism (4) comprises a hollow pipe (15), a gear (16) and a rack plate (17), wherein two ends of the hollow pipe (15) are rotatably connected with corresponding rotating shells (11) through rotating bearing seats, sliding grooves matched with the sliding blocks are formed in two sides of the inner periphery of the hollow pipe (15), the hollow part of the hollow pipe (15) is in joggle joint with one end of a tenon rod (12), the gear (16) matched with the rotating shells (11) is welded on the outer periphery of the hollow pipe (15), and the rack plate (17) matched with the rack shell (10) is meshed on one side of the gear (16).

4. An elevator pit ladder mounting apparatus as defined in claim 1 wherein: one side that spliced pole (9) were kept away from in holder (3) is equipped with clamping screw (18) and fixed cover (19) respectively, clamping screw (18) and holder (3) threaded connection, and clamping screw (18) are close to the one end welding of holder (3) and have the briquetting, fixed cover (19) bottom and holder (3) welding, and the interior week of fixed cover (19) is equipped with telescopic link (20).

5. An elevator pit ladder mounting apparatus as claimed in claim 3, wherein: one end of one hollow pipe (15) close to the hollow main cylinder (1) penetrates through the corresponding rotating shell (11), and a disc (21) which is convenient to rotate is integrally formed at one end of the hollow pipe (15) which penetrates through the rotating shell (11).