CN217201972U

CN217201972U - Ditch cover plate hoisting device

Info

Publication number: CN217201972U
Application number: CN202220143302.4U
Authority: CN
Inventors: 杨帅; 吴艳龙; 舒震
Original assignee: Fourth Engineering Co Ltd of China Railway 20th Bureau Group Co Ltd
Current assignee: Fourth Engineering Co Ltd of China Railway 20th Bureau Group Co Ltd
Priority date: 2022-01-19
Filing date: 2022-01-19
Publication date: 2022-08-16
Anticipated expiration: 2032-01-19

Abstract

The utility model discloses a ditch cover plate hoisting device, which comprises a hoisting plate, wherein the hoisting plate is provided with a connecting mechanism for installing a hoisting rope, the hoisting plate is provided with symmetrically arranged grabbing mechanisms, the grabbing mechanisms are slidably arranged on the hoisting plate, and the grabbing mechanisms run through a drainage groove on a ditch cover plate and rotate along the self axis; according to the scheme, the grabbing mechanism penetrates through the drainage groove of the ditch cover plate and is rotated to lap-joint and support the ditch cover plate, so that the arrangement of device elements around the cover plate is avoided, the cover plate can be directly installed at a specified position in the hoisting process, and meanwhile, the installed cover plate can be quickly hoisted, so that the cover plate is prevented from being manually installed and disassembled, the operation efficiency is improved, and the potential safety hazard is reduced; through setting up multiunit extension spring and compression spring, make the device press from both sides tightly the apron, and then make the positional relation between overhead hoist and the apron keep firm, avoid the apron to rock at the handling in-process and drop.

Description

Ditch apron hoisting device

Technical Field

The utility model relates to a civil engineering technical field, concretely relates to ditch apron hoisting device.

Background

The common method for hoisting and transporting the ditch cover plate is to arrange lifting lugs when the ditch cover plate is prefabricated and use a crane and a transport vehicle to cooperate for hoisting, at present, in order to make the ditch cover plate more beautiful, the arrangement of the lifting lugs is cancelled, and a hoisting device is adopted to hoist the ditch cover plate; in the existing hoisting device, the hoisting is usually performed after the device parts for hoisting are installed around the ditch cover plate, and although the cover plate can be lifted, when the cover plate is lowered, the positioning and installation of the ditch cover plate can be influenced by the device elements arranged around the ditch cover plate, so that the cover plate cannot be directly and accurately positioned and installed, and the cover plate needs to be manually taken down from the hoisting device and then installed; moreover, when the installed ditch cover plate is dismantled and lifted, the existing lifting and conveying device cannot be fixed around the ditch cover plate, the ditch cover plate also needs to be manually taken out and then conveyed by the lifting and conveying device, time and labor are wasted in the process, the operation efficiency is reduced, and certain potential safety hazards exist.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to solve the above-mentioned problem among the prior art, provide a ditch apron hoisting device.

The technical scheme of the utility model is that:

the utility model provides a ditch apron overhead hoist, includes the hanger plate, be provided with the coupling mechanism who is used for installing the lifting rope on the hanger plate, its characterized in that, install the mechanism that snatchs that the symmetry set up on the hanger plate, snatch mechanism slidable mounting and be in on the hanger plate, just it runs through the water drainage tank on the ditch apron and rotates along its self axis rotation to snatch the mechanism.

Preferably, the grabbing mechanism comprises a rotating shaft and a sleeve which are installed in a matched mode, the rotating shaft is installed on the hanging plate in a sliding mode, and a knob is installed on the top end of the rotating shaft after penetrating through the hanging plate; the sleeve is sleeved on the rotating shaft, and an extension spring II is arranged between the sleeve and the rotating shaft; and the bottom of the sleeve is fixedly provided with a limit baffle plate for lapping and supporting the ditch cover plate.

Preferably, a cavity for mounting the rotating shaft and the extension spring II is formed in the sleeve, and a limit groove is formed in the inner side wall of the cavity; and the circumferential outer wall of the rotating shaft is provided with an inserting block which is matched with the limiting groove for installation.

Preferably, the last pinch-off blades that install the symmetry and set up of limit baffle, the pinch-off blades is "L" type structure of inversion to offer on limit baffle and be used for the installation the mounting groove of pinch-off blades, be provided with extension spring III in the mounting groove, extension spring III's both ends respectively with the inner wall of mounting groove with the side fixed connection of pinch-off blades.

Preferably, a sliding groove for mounting the rotating shaft is formed in the hanging plate, a bearing is mounted in the sliding groove, the bearing is slidably arranged in the sliding groove, and the bearing is sleeved on the rotating shaft; and an extension spring I is further installed in the sliding groove, one end of the extension spring I is fixed on the inner wall of one side, close to the middle part of the hanging plate, of the sliding groove, and the other end of the extension spring I is fixedly connected to the bearing.

Preferably, a supporting mechanism is installed at the center of the bottom surface of the hanging plate, and the supporting mechanism comprises an installation rod and a supporting rod which are coaxially installed; the mounting rod is fixedly mounted on the hanging plate, the mounting rod is sleeved on the mounting rod, and a compression spring is mounted between the mounting rod and the supporting rod; the top of bracing piece with compression spring fixed connection, the bottom of bracing piece is installed and is used for the backup pad that contacts with the ditch apron.

The utility model has the advantages that:

the utility model provides a ditch apron hoisting device, through the water drainage tank that will snatch the mechanism and pass the ditch apron to carry out the overlap joint support through its self rotation to the ditch apron, avoided setting up device component around the ditch apron, make the ditch apron in the hoist and mount process, can directly install into the assigned position, also can carry out quick handling with the ditch apron that has already installed simultaneously, avoided the manual work to the installation and the dismantlement of ditch apron, when improving the operating efficiency, also reduced the potential safety hazard; through multiunit extension spring and the compression spring that sets up in this scheme device, make the device structure press from both sides tightly the ditch apron, make the positional relationship between overhead hoist and the ditch apron keep firm, avoid ditch apron to take place to rock at the handling in-process and drop.

Drawings

Fig. 1 is a schematic view of the overall structure of a lifting device for a gully cover plate provided by the utility model;

FIG. 2 is a schematic top view of the structure of FIG. 1;

FIG. 3 is a schematic view of the structure of the rotating shaft provided by the present invention;

FIG. 4 is a schematic top view of the structure of FIG. 3;

fig. 5 is a schematic top view of the sleeve according to the present invention;

in the figure, 1, a hanger plate; 101. a chute; 102. an extension spring I; 103. a bearing;

2. a grabbing mechanism;

21. a rotating shaft; 211. an insertion block;

22. a sleeve; 221. a cavity; 222. a limiting groove; 223. an extension spring II;

23. a limit baffle; 231. a clamping plate; 232. mounting grooves; 234. a tension spring III; 235. a gasket;

24. a knob;

3. a support mechanism; 31. mounting a rod; 311. a compression spring; 32. a support bar; 321. a support plate;

4. a connecting mechanism; 401. a lifting ring.

Detailed Description

In order to make the technical problems, technical solutions and advantageous effects of the present invention to be solved clearer, the present invention will be further described with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and do not limit the invention.

It is to be understood that the terms "horizontal, vertical, top, bottom, side, near" and the like are used herein to indicate orientations or positional relationships based on those shown in the drawings, and are used merely for convenience of description and to simplify the description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be considered as limiting the present invention.

As shown in fig. 1 to 5, the utility model relates to a ditch cover plate lifting device, which comprises a lifting plate 1 for lifting a ditch cover plate, wherein a connecting mechanism 4 is arranged at the center of the top surface of the lifting plate 1, the connecting mechanism 4 comprises a boss and a lifting ring 401 for connecting a lifting rope, the lifting ring 401 is fixed on the boss, and the lifting plate 1 is lifted by lifting the lifting ring 401 through the lifting rope; in addition, the symmetrically arranged grabbing mechanisms 2 are installed on the hanging plate 1, and the grabbing mechanisms 2 are slidably installed on the hanging plate 1 and can move along the horizontal direction of the hanging plate 1; the grabbing mechanism 2 is arranged and penetrates through the drainage groove of the water inlet ditch cover plate to be used for stably grabbing the ditch cover plate, the distance between the grabbing mechanisms 2 can be adjusted through the sliding arrangement of the grabbing mechanism 2 on the hanging plate 1, so that the ditch cover plate with drainage grooves with different distances can be met, and when the hanging plate 1 is lifted, the grabbing mechanism 2 is driven to lift, and the ditch cover plate is lifted; in addition, snatch mechanism 2 and can rotate along its self axis, carry out axial rotation after snatching mechanism 2 and stretch into the water drainage tank who runs through on the ditch apron, make and snatch the spacing overlap joint in bottom surface of mechanism 2 and ditch apron, when snatching mechanism 2 and promote, promote the ditch apron in step through the overlap joint holding power.

It should be noted that, as shown in fig. 1 and fig. 2, in a specific embodiment, the grabbing mechanism 2 includes a rotating shaft 21 and a sleeve 22 which are coaxially and adaptively installed, both the rotating shaft 21 and the sleeve 22 are vertically arranged, wherein the rotating shaft 21 is slidably installed on the hanging plate 1, a knob 24 is fixedly installed after the top end of the rotating shaft 21 penetrates through the hanging plate 1, the knob 24 is coaxially arranged with the rotating shaft 21, and the rotating shaft 21 is driven to axially rotate by rotating the knob 24; in addition, the sleeve 22 is sleeved on the rotating shaft 21, the sleeve 22 is driven to axially rotate by the rotation of the rotating shaft 21, an extension spring II223 is arranged between the sleeve 22 and the rotating shaft 21, two ends of the extension spring II223 are respectively fixedly connected with the bottom end of the rotating shaft 21 and the inner bottom surface of the sleeve, and the relative position between the rotating shaft 21 and the sleeve 22 is limited by the arrangement of the spring II223, so that a certain tensile force is exerted; in addition, install limit baffle 23 on the bottom surface of sleeve 22, limit baffle 23 level sets up, and its effect is to contact with the bottom surface of ditch apron, carries out the overlap joint support to the ditch apron for promote the ditch apron.

Further, as shown in fig. 3 to 5, in a specific embodiment, a cavity 221 for mounting the rotating shaft 21 and the extension spring II223 is formed in the sleeve 22, and limit grooves 222 are uniformly distributed on an inner side wall of the cavity 221, upper and lower ends of the limit groove 222 respectively penetrate through upper and lower end surfaces of the sleeve 22, and function to limit the position of the rotating shaft 21 in the sleeve 22; in addition, be provided with the grafting piece 211 with spacing groove 222 adaptation installation on the circumference outer wall of pivot 21, grafting piece 211 slides and installs into spacing groove 222, through the slidable mounting between grafting piece 211 and the spacing groove 222, make and only can carry out ascending relative movement in vertical direction between pivot 21 and the sleeve 22, and when pivot 21 rotated, through the contact torsion between grafting piece 211 and the spacing groove 222, it is rotatory to drive sleeve 22, and then drive limit baffle 23 and rotate, make limit baffle 23 and ditch apron's bottom surface contact.

It should be explained that, as shown in fig. 1, in the specific embodiment, the two sides of the limit baffle 23 are provided with the symmetrically arranged clamping plates 231, the clamping plates 231 are in an inverted "L" shaped structure, one side of the clamping plate is provided with a right-angle edge which is arranged on the limit baffle 23, the other side of the clamping plate passes through the drainage channel on the ditch cover plate from bottom to top, and by arranging the clamping plates 231, after the limit baffle 23 contacts with the bottom surface of the ditch cover plate, the ditch cover plate is further clamped, so that the ditch cover plate and the limit baffle 23 can be contacted more stably, and the slip dislocation phenomenon between the limit baffle 23 and the ditch cover plate is avoided; in addition, the end surfaces of the two sides of the limit baffle 23 are respectively provided with a mounting groove 232, the right-angle side of one side of the clamping plate 231 is installed in the mounting groove 232 in a matching manner, and can be displaced in the horizontal direction along the mounting groove 232, and the position of the clamping plate 231 on the limit baffle 23 and the distance between the clamping plates 231 are adjusted through the horizontal displacement of the clamping plate 231, so that the mounting requirements of the water channel cover plates of the drainage channels with different distances are met; in addition, a horizontally arranged extension spring III234 is installed in the installation groove 232, two ends of the extension spring III234 are fixedly connected with the inner side wall of the installation groove 232 and the side edge of the clamping plate 231 respectively, and through the arrangement of the extension spring III234, when the clamping plate 231 is stretched outwards and penetrates through the drainage groove on the drainage ditch cover plate, the clamping plate 231 is subjected to a reset tension effect, so that the clamping plate 231 can be attached to the drainage ditch cover plate more tightly, and slipping and dislocation are avoided; a gasket 235 is arranged on the side wall, which is attached to the ditch cover plate, of the clamping plate 231, and is used for improving the friction coefficient between the clamping plate 231 and the ditch cover plate, so that the clamping plate 231 has a firmer effect on the ditch cover plate, and the ditch cover plate is prevented from shaking in the hoisting process;

further, as shown in fig. 1 and fig. 2, in the specific embodiment, a sliding groove 101 for installing a rotating shaft 21 is formed on the hanging plate 1, and the rotating shaft 21 penetrates through the sliding groove 101; the sliding chute 101 is horizontally arranged, a bearing 103 is arranged in the sliding chute 101, and the bearing 103 is slidably arranged in the sliding chute 101 and can move along the sliding chute 101 in the horizontal direction; in addition, the bearing 103 is sleeved on the rotating shaft 21, the inner ring of the bearing 103 is fixedly connected with the circumferential outer wall of the rotating shaft 21, and the horizontal height position of the rotating shaft 21 is fixed through the bearing 103, so that the rotating shaft 21 is prevented from falling off from the sliding groove 101, and meanwhile, the rotating shaft 21 can smoothly move along the sliding groove 101; in addition, a horizontally arranged extension spring I102 is further installed in the chute 101, one end of the extension spring I102 is fixed on the inner wall of the chute 101, which is close to the middle part of the hanging plate, and the other end of the extension spring I102 is fixedly connected to the outer ring of the bearing 103; through setting up extension spring I102, when pivot 21 is outwards stretched and run through the water drainage tank on the ditch apron, extension spring I102 plays certain pulling force to bearing 103, and then makes pivot 21 can be inseparabler laminate mutually with the ditch apron, avoids taking place to skid the dislocation.

Furthermore, as shown in fig. 1, in the specific embodiment, a supporting mechanism 3 is installed at a central position of the bottom surface of the hanger plate 1, the supporting mechanism 3 includes a mounting rod 31 and a supporting rod 32 which are coaxially arranged, and both the mounting rod 31 and the supporting rod 32 are vertically arranged; the mounting rod 31 is of a hollow shaft structure, the mounting rod 31 is sleeved on the supporting rod 32, the top end of the mounting rod 31 is fixed on the bottom surface of the hanging plate 1, a compression spring 311 which is vertically arranged is mounted between the mounting rod 31 and the supporting rod 32, and two ends of the compression spring 311 are respectively fixedly connected with the inner top surface of the mounting rod 31 and the top end of the supporting rod 32; the compression spring 311 is arranged to limit the relative position between the mounting rod 31 and the support rod 32, and the thrust restoring effect is achieved; in addition, a supporting plate 321 which is used for contacting with the top surface of the ditch cover plate is arranged at the bottom end of the supporting rod 32, the supporting plate 321 is horizontally arranged, the shape and the size of the supporting plate 321 are larger than those of a drainage groove on the ditch cover plate, and the supporting plate 321 is arranged, so that the supporting rod 32 is prevented from falling into the drainage groove on the ditch cover plate and influencing the stable lifting of the ditch cover plate; it should be noted that the overall length formed by connecting the mounting rod 31 and the support rod 32 is longer than the overall length of the rotating shaft 21, the rotating drum 22 and the limit baffle 23; when limit baffle 23 contacted with the bottom surface of ditch apron, bracing piece 32 moved to installation pole 31 inside this moment, exert pressure to compression spring 311 and make its compression, meanwhile, possess certain elasticity that resets after compressing compression spring 311 compression, make bracing piece 32 play certain thrust effect to the ditch apron, extension spring II223 between pivot 21 and the rotary drum 22 is by the pulling this moment, play two thrust effects opposite in the vertical direction to the ditch apron simultaneously through extension spring II223 and compression spring 311, make and to close up more between ditch apron and the overhead hoist, make the ditch apron more steady at the handling in-process, avoid rocking and drop.

The utility model discloses a working process and principle:

when the ditch cover plate is hoisted, the dispatching device of the utility model is placed on the surface of the ditch cover plate, the support plate 321 is contacted with the surface of the ditch cover plate, and the grabbing mechanism 2 is positioned above the ditch cover plate; then downward pressure is applied to the hanging plate 1, so that the hanging plate 1 vertically moves downwards, the grabbing mechanism 2 is driven to move downwards, and in the process that the grabbing structure 2 moves downwards, the distance between the grabbing mechanism 2 and the drainage groove on the ditch cover plate is met by adjusting the position of the grabbing mechanism 2 and the distance between the grabbing mechanism 2, so that the grabbing mechanism 2 corresponds to the position of the drainage groove on the ditch cover plate, and the grabbing mechanism 2 can smoothly pass through the drainage groove on the ditch cover plate; when the limiting baffle 23 in the grabbing mechanism 2 and the clamping plate 231 installed on the limiting baffle 23 all pass through the cover plate drainage channel, the knob 24 is rotated to enable the whole grabbing mechanism 2 to rotate 90 degrees along the axis of the whole grabbing mechanism; then, the pressure applied on the hanging plate 1 is slowly reduced, so that the hanging plate 1 rebounds and resets through the compression spring 311 between the mounting rod 31 and the supporting rod 32, the grabbing mechanism 2 is driven to move upwards again in the process that the hanging plate 1 resets and rises, and the position and the distance of the clamping plate 231 are adjusted at the moment, so that the clamping plate 231 penetrates through the cover plate drainage groove from bottom to top; when the limit baffle 23 is contacted with the bottom surface of the ditch cover plate, the extension spring II223 arranged between the rotating shaft 21 and the sleeve 22 plays a tensile force role on the limit baffle 23, so that the limit baffle 23 is tightly attached to the bottom surface of the ditch cover plate, and the limit baffle 23 is prevented from falling off and separating from the bottom surface of the ditch cover plate; finally, the pressure applied on the hanging plate 1 is cancelled, the integral lifting device and the ditch cover plate are stably clamped through the push-pull force generated by the compression spring 311 and the extension spring II223, and the lifting rope is arranged on the lifting ring 401 to stably lift the integral lifting device and the ditch cover plate.

The foregoing description of the specific embodiments of the present invention has been presented for the purposes of illustration and description and is not intended to limit the invention to the precise form disclosed, and it is apparent that numerous changes and modifications may be made in the foregoing description, the examples having been selected and described to illustrate the specific principles and practical application of the invention, to thereby enable one skilled in the art to make and use the invention in various embodiments and with various modifications. It is intended that the scope of the invention be defined by the claims and their equivalents.

Claims

1. The utility model provides a ditch apron hoisting device, includes hanger plate (1), be provided with coupling mechanism (4) that are used for installing the lifting rope on hanger plate (1), its characterized in that, install the mechanism (2) that snatchs that the symmetry set up on hanger plate (1), snatch mechanism (2) slidable mounting in on hanger plate (1), just it runs through the water drainage tank on the ditch apron and rotates along its self axis to snatch mechanism (2).

2. A gutter cover lifting device according to claim 1, wherein the gripping mechanism (2) comprises a rotating shaft (21) and a sleeve (22) which are fittingly installed, the rotating shaft (21) is slidably installed on the lifting plate (1), and a knob (24) is installed at the top end of the rotating shaft (21) through the rear of the lifting plate (1); the sleeve (22) is sleeved on the rotating shaft (21), and an extension spring II (223) is arranged between the sleeve (22) and the rotating shaft (21); and a limiting baffle (23) for lapping and supporting the ditch cover plate is fixedly arranged at the bottom of the sleeve (22).

3. A gutter cover plate lifting device according to claim 2, wherein a cavity (221) for installing the rotating shaft (21) and the extension spring II (223) is formed in the sleeve (22), a limiting groove (222) is formed in the inner side wall of the cavity (221), and a plug-in block (211) which is installed in a matching manner with the limiting groove (222) is formed in the circumferential outer wall of the rotating shaft (21).

4. The hoisting device for the cover plates of the ditches as claimed in claim 2, wherein the limit baffle (23) is provided with symmetrically arranged clamping plates (231), the clamping plates (231) are in an inverted L-shaped structure, the limit baffle (23) is provided with an installation groove (232) for installing the clamping plates (231), an extension spring III (234) is arranged in the installation groove (232), and two ends of the extension spring III (234) are respectively fixedly connected with the inner wall of the installation groove (232) and the side edge of the clamping plate (231).

5. A gutter cover plate lifting device according to claim 2, wherein the lifting plate (1) is provided with a sliding groove (101) for mounting the rotating shaft (21), a bearing (103) is mounted in the sliding groove (101), the bearing (103) is slidably arranged in the sliding groove (101), and the bearing (103) is fixedly sleeved on the rotating shaft (21); an extension spring I (102) is further installed in the sliding groove (101), one end of the extension spring I (102) is fixed to the inner wall, close to the middle of the hanging plate (1), of one side in the sliding groove (101), and the other end of the extension spring I (102) is fixedly connected to the bearing (103).

6. A gutter cover lifting device according to claim 1, wherein a support mechanism (3) is installed at a central position of a bottom surface of the lifting plate (1), and the support mechanism (3) comprises a mounting rod (31) and a support rod (32) which are coaxially installed; the mounting rod (31) is fixedly mounted on the hanging plate (1), the mounting rod (31) is sleeved on the mounting rod (31), and a compression spring (311) is mounted between the mounting rod (31) and the supporting rod (32); the top of bracing piece (32) with compression spring (311) fixed connection, the bottom of bracing piece (32) is installed and is used for with ditch apron looks contact's backup pad (321).