CN212292542U

CN212292542U - Hydraulic grabbing beam waterproof bell jar of gantry crane

Info

Publication number: CN212292542U
Application number: CN202020889031.8U
Authority: CN
Inventors: 李泉; 梁雯雯; 贾玮诚; 张福成; 万航博
Original assignee: Shuhe Hydroelectric Power Plant Of Shaanxi Hanjiang Investment & Development Co ltd
Current assignee: Shuhe Hydroelectric Power Plant Of Shaanxi Hanjiang Investment & Development Co ltd
Priority date: 2020-05-22
Filing date: 2020-05-22
Publication date: 2021-01-05
Anticipated expiration: 2030-05-22

Abstract

The utility model discloses a gantry crane hydraulic pressure grabs waterproof bell jar of roof beam relates to gantry crane hydraulic pressure and grabs roof beam technical field, specifically is a gantry crane hydraulic pressure grabs waterproof bell jar of roof beam, including body, bottom plate. The waterproof bell jar of the hydraulic grabbing beam of the portal crane is used by matching the lower bell jar and the upper bell jar, a stepped sleeve is formed by the lower bell jar and the upper bell jar, the upper bell jar is used for installing the body, when the lower bell jar is vertically placed in water, water enters an inner cavity of the lower bell jar, and due to the fact that the top of the upper bell jar is of a sealing structure, the water can form pressure at a cavity of the lower bell jar after entering the inner cavity of the lower bell jar, the water cannot continuously enter the inner cavity of the lower bell jar, direct contact with the body is avoided, the problem that the water corrodes the hydraulic grabbing beam when the traditional portal crane hydraulic grabbing beam is used is avoided, and the service life of the hydraulic grabbing beam of the portal crane is prolonged.

Description

Hydraulic grabbing beam waterproof bell jar of gantry crane

Technical Field

The utility model relates to a gantry crane hydraulic pressure grabs roof beam technical field, specifically is a gantry crane hydraulic pressure grabs waterproof bell jar of roof beam.

Background

A gantry crane (also called a gantry crane) is a bridge crane in which a bridge is supported on a ground rail by legs at both sides. Structurally, the crane consists of a portal frame, a cart running mechanism, a hoisting trolley, an electric part and the like. Some gantry cranes have legs on one side only, and the other side is supported on a factory or a trestle to run, and are called semi-gantry cranes. The gantry crane comprises a gantry upper bridge (comprising a main beam and an end beam), supporting legs, a lower cross beam and the like, and in order to enlarge the operation range of the crane, the main beam can extend out of the supporting legs to one side or two sides to form a cantilever. The crane can also adopt a crane trolley with an arm support, and the operation range of the crane is expanded through the pitching and the rotating of the arm support. Portal crane's application range is wide, can regard as the instrument of river course rubbish clearance when the surface of water carries out the operation, portal crane need cooperate the hydraulic pressure to grab the roof beam when the surface of water operation, portal crane hydraulic pressure grabs the roof beam when the aquatic is operated, because the hydraulic pressure is grabbed the roof beam to direct soaking, directly can corrode the inside electronic structure of hydraulic pressure grabs the roof beam, simultaneously because hydraulic pressure grabs the roof beam and need remove repeatedly, the circuit joint department of bottom installation often appears the rupture and damages, therefore we have proposed a portal crane hydraulic pressure and have grabbed the roof beam.

Disclosure of Invention

Not enough to prior art, the utility model provides a gantry crane hydraulic pressure grabs waterproof bell jar of roof beam has solved the problem that proposes in the above-mentioned background art.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the waterproof bell jar for the hydraulic grabbing beam of the gantry crane comprises a body and a bottom plate, wherein an upper bell jar is fixedly mounted on the outer portion of the body, a lower bell jar is fixedly mounted at the bottom of the upper bell jar, the diameter of the upper bell jar is smaller than that of the lower bell jar, fixing heads are fixedly connected to the bottom of the body and the upper surface of the bottom plate respectively, a cable located in an inner cavity of the fixing head is fixedly mounted at the bottom of the body, a connector is sleeved on the surface of the fixing head in a threaded mode, and a metal hose is fixedly connected to one end of the connector.

Optionally, the upper surface of the upper bell jar is fixedly connected with a handle.

Optionally, a connecting plate is fixedly sleeved at the bottom of the lower bell jar, a limiting column is arranged on the lower surface of the connecting plate, and a limiting plate located above the connecting plate is fixedly connected to the side surface of the lower bell jar.

Optionally, the upper surface of the bottom plate is fixedly connected with a hinged plate, the hinged plate is connected with the hinge of the support plate, the support plate is fixedly mounted on the upper surface of the bottom plate, and the upper surface of the support plate is in contact with the lower surface of the connecting plate.

Optionally, the inner cavity of the limiting plate is clamped with a dismounting column, and the lower surface of the limiting plate is provided with a clamping groove.

Optionally, the upper surface of the supporting plate is fixedly provided with a positioning column, one end of the positioning column is movably sleeved in the inner cavity of the limiting column, the upper surface of the supporting plate is fixedly provided with a connecting column, and one end of the connecting column penetrates through the inside of the connecting plate.

Optionally, a fixing column is movably sleeved inside the connecting column, the lower surface of the fixing column is attached to the upper surface of the connecting plate, a receiving groove is formed in an inner cavity at one end of the fixing column, a clamping column is movably sleeved in the inner cavity of the receiving groove, a supporting spring is fixedly connected to the bottom of the clamping column, and one end of the supporting spring is fixedly connected to the bottom of the inner cavity of the receiving groove.

The utility model provides a gantry crane hydraulic pressure grabs waterproof bell jar of roof beam possesses following beneficial effect:

1. the waterproof bell jar of the hydraulic grabbing beam of the portal crane is used by matching the lower bell jar and the upper bell jar, a stepped sleeve is formed by the lower bell jar and the upper bell jar, the upper bell jar is used for installing the body, when the lower bell jar is vertically placed in water, water enters an inner cavity of the lower bell jar, and due to the fact that the top of the upper bell jar is of a sealing structure, the water can form pressure at a cavity of the lower bell jar after entering the inner cavity of the lower bell jar, the water cannot continuously enter the inner cavity of the lower bell jar, direct contact with the body is avoided, the problem that the water corrodes the hydraulic grabbing beam when the traditional portal crane hydraulic grabbing beam is used is avoided, and the service life of the hydraulic grabbing beam of the portal crane is prolonged.

2. This waterproof bell jar of roof beam is grabbed to gantry crane hydraulic pressure, through the connector, the fixed head, metal collapsible tube's cooperation is used, install the fixed head respectively through the upper surface at the bottom of body and bottom plate, utilize metal collapsible tube to cup joint the cable, utilize the connector to fix metal collapsible tube's both ends respectively on the fixed head simultaneously, and then protect the cable, utilize metal collapsible tube to carry out the bending and prescribe a limit to the position of cable, avoid the cable to move the problem that causes the wearing and tearing rupture at the in-process position of bending repeatedly, the practicality of this waterproof bell jar of roof beam is grabbed to gantry crane hydraulic pressure has been improved.

3. This waterproof bell jar of roof beam is grabbed to gantry crane hydraulic pressure, through the spliced pole, the fixed column, the connecting plate, joint post and supporting spring's cooperation is used, utilize the spliced pole to run through the inside of connecting plate, utilize the fixed column to run through the inside of spliced pole simultaneously, and then be in the same place the connecting plate is fixed with the backup pad, utilize supporting spring to support the joint post simultaneously, make joint post joint to the inner chamber in joint groove, fix the position of fixed column, the assembly of putting the bell jar under the completion, traditional mode has been changed and the mode that the screw was fixed is used to carry out, the installation operation has been simplified, the convenience of using of this waterproof bell jar of roof beam is grabbed to gantry crane.

Drawings

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

FIG. 2 is an enlarged view of the structure of FIG. 1A according to the present invention;

FIG. 3 is an enlarged view of the structure of FIG. 1B according to the present invention;

fig. 4 is a schematic top view of the present invention;

fig. 5 is a schematic structural view of the underneath bell jar of the present invention.

In the figure: 1. a bell jar is arranged below; 2. a bell jar is arranged on the top; 3. a body; 4. a cable; 5. a grip; 6. connecting columns; 7. a hinge plate; 8. a base plate; 9. a support spring; 10. a support plate; 11. a connecting plate; 12. a limiting column; 13. a receiving slot; 14. a clamping column; 15. a clamping groove; 16. disassembling the column; 17. a limiting plate; 18. fixing a column; 19. a positioning column; 20. a metal hose; 21. a connector; 22. and fixing the head.

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.

Referring to fig. 1 to 5, the present invention provides a technical solution: a waterproof bell jar of a hydraulic grabbing beam of a gantry crane comprises a body 3 and a bottom plate 8, wherein an upper bell jar 2 is fixedly installed outside the body 3, a lower bell jar 1 is fixedly installed at the bottom of the upper bell jar 2, a handle 5 is fixedly connected to the upper surface of the upper bell jar 2, the diameter of the upper bell jar 2 is smaller than that of the lower bell jar 1, a connecting plate 11 is fixedly sleeved at the bottom of the lower bell jar 1, a limiting column 12 is arranged on the lower surface of the connecting plate 11, a limiting plate 17 positioned above the connecting plate 11 is fixedly connected to the side surface of the lower bell jar 1, a dismounting column 16 is clamped in an inner cavity of the limiting plate 17, a clamping groove 15 is arranged on the lower surface of the limiting plate 17, the lower bell jar 1 and the upper bell jar 2 form a stepped sleeve, the upper bell jar 2 is used for installing the body 3, and when the lower bell jar 1 is vertically lowered into water, the water enters the inner cavity of the lower bell jar 1, the top of the upper bell jar 2 is a sealing structure, the water can form pressure at the cavity of the lower bell jar 1 after entering the inner cavity of the lower bell jar 1, so that the water can not continuously enter the inner cavity of the lower bell jar 1, and further the direct contact with the body 3 is avoided, the problem that the hydraulic grabbing beam is corroded by the water when the traditional portal crane hydraulic grabbing beam is used is avoided, the service life of the portal crane hydraulic grabbing beam is prolonged, the bottom of the body 3 and the upper surface of the bottom plate 8 are respectively and fixedly connected with a fixed head 22, the bottom of the body 3 is fixedly provided with a cable 4 positioned in the inner cavity of the fixed head 22, the surface thread of the fixed head 22 is sleeved with a connecting head 21, one end of the connecting head 21 is fixedly connected with a metal hose 20, and the fixed heads 22 are respectively installed at the bottom of the body 3 and the upper surface of the bottom, the cable 4 is sleeved by the metal hose 20, the two ends of the metal hose 20 are respectively fixed on the fixing heads 22 by the connectors 21, the cable 4 is protected, the metal hose 20 is bent to limit the position of the cable 4, the problem that the cable 4 is abraded and broken due to position movement in the repeated bending process is avoided, the practicability of the portal crane hydraulic grab beam waterproof bell jar is improved, the upper surface of the bottom plate 8 is fixedly connected with the hinged plate 7, the hinged plate 7 is connected with the hinge of the supporting plate 10, the upper surface of the bottom plate 8 is fixedly provided with the supporting plate 10, the upper surface of the supporting plate 10 is in contact with the lower surface of the connecting plate 11, the upper surface of the supporting plate 10 is fixedly provided with the positioning column 19, one end of the positioning column 19 is movably sleeved to the inner cavity of the limiting column 12, and the upper surface of the supporting plate 10 is fixedly provided with the connecting, one end of the connecting column 6 penetrates through the inside of the connecting plate 11, a fixing column 18 is movably sleeved inside the connecting column 6, the lower surface of the fixing column 18 is attached to the upper surface of the connecting plate 11, a receiving groove 13 is formed in an inner cavity at one end of the fixing column 18, a clamping column 14 is movably sleeved inside the receiving groove 13, a supporting spring 9 is fixedly connected to the bottom of the inner cavity of the receiving groove 13, one end of the supporting spring 9 is fixedly connected to the bottom of the inner cavity of the receiving groove 13, the connecting column 6 penetrates through the inside of the connecting plate 11, the fixing column 18 penetrates through the inside of the connecting column 6, the connecting plate 11 and the supporting plate 10 are fixed together, meanwhile, the supporting spring 9 is used for supporting the clamping column 14, the clamping column 14 is clamped to the inner cavity of the clamping groove 15, the position of the fixing column 18 is fixed, the assembly of the underlying bell jar 1 is completed, and the mode of fixing, the installation operation is simplified, and the use convenience of the hydraulic grabbing beam waterproof bell jar of the portal crane is improved.

To sum up, when the hydraulic grabbing beam waterproof bell jar of the portal crane is used, firstly, the metal hose 20 is sleeved on the cable 4, then the connector 21 is rotated to sleeve the connector 21 on the surface of the fixing head 22 in a threaded manner, the lower bell jar 1 is erected to enable the lower surface of the connecting plate 11 to be in contact with the upper surface of the supporting plate 10, the connecting column 6 penetrates through the inner cavity of the connecting plate 11, then the fixing column 18 is inserted into the connecting column 6 to enter the inner cavity of the limiting plate 17, the fixing column 18 is rotated to enable the clamping column 14 to be aligned with the inner cavity of the clamping groove 15, the clamping column 14 is clamped to the inner cavity of the clamping groove 15 under the elastic force action of the supporting spring 9, installation is completed, the dismounting column 16 is pressed during dismounting, the clamping column 14 is jacked into the inner cavity of the accommodating groove 13, the fixing column 18 is rotated to enable the top of the clamping column 14 to be.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a waterproof bell jar of beam is grabbed to gantry crane hydraulic pressure, includes body (3), bottom plate (8), its characterized in that: the outer fixed mounting of body (3) has overhead bell jar (2), the bottom fixed mounting of overhead bell jar (2) has down put bell jar (1), the diameter of overhead bell jar (2) is less than the diameter of putting bell jar (1) down, the bottom of body (3) and the upper surface of bottom plate (8) are fixedly connected with fixed head (22) respectively, the bottom fixed mounting of body (3) has cable (4) that are located fixed head (22) inner chamber, the surface screw thread of fixed head (22) has cup jointed connector (21), the one end fixedly connected with metal collapsible tube (20) of connector (21).

2. The hydraulic grabbing beam waterproof bell jar for the gantry crane according to claim 1, wherein: the upper surface of the upper bell jar (2) is fixedly connected with a handle (5).

3. The hydraulic grabbing beam waterproof bell jar for the gantry crane according to claim 1, wherein: the bottom of the lower bell jar (1) is fixedly sleeved with a connecting plate (11), the lower surface of the connecting plate (11) is provided with a limiting column (12), and the side surface of the lower bell jar (1) is fixedly connected with a limiting plate (17) positioned above the connecting plate (11).

4. The hydraulic grabbing beam waterproof bell jar for the gantry crane according to claim 1, wherein: the upper surface fixed connection of bottom plate (8) has articulated slab (7), the hinged joint of articulated slab (7) and backup pad (10), the upper surface fixed mounting of bottom plate (8) has backup pad (10), the upper surface of backup pad (10) contacts with the lower surface of connecting plate (11).

5. The hydraulic grabbing beam waterproof bell jar for the gantry crane according to claim 3, wherein: the inner cavity of the limiting plate (17) is clamped with a dismounting column (16), and the lower surface of the limiting plate (17) is provided with a clamping groove (15).

6. The hydraulic grabbing beam waterproof bell jar for the gantry crane according to claim 4, wherein: the upper surface fixed mounting of backup pad (10) has reference column (19), the one end movable sleeve of reference column (19) connects to the inner chamber of spacing post (12), the upper surface fixed mounting of backup pad (10) has spliced pole (6), the inside of connecting plate (11) is run through to the one end of spliced pole (6).

7. The hydraulic grabbing beam waterproof bell jar for the gantry crane according to claim 6, wherein: fixed column (18) has been cup jointed in the inside activity of spliced pole (6), the lower surface of fixed column (18) is laminated with the upper surface of connecting plate (11) mutually, receiving groove (13) have been seted up to the inner chamber of fixed column (18) one end, joint post (14) have been cup jointed in the inner chamber activity of receiving groove (13), the bottom fixedly connected with supporting spring (9) of joint post (14), the one end fixed connection of supporting spring (9) is to the bottom of receiving groove (13) inner chamber.