CN213865115U - Crane - Google Patents

Abstract

The utility model discloses a line hangs relates to hoisting machinery technical field. This line hangs includes: the fixing frame is provided with a sliding rail; the movable cross beam is connected with the slide rail in a sliding manner; the limiting mechanism is arranged on two sides of the movable cross beam respectively along the sliding direction of the movable cross beam and comprises a telescopic piece and a magnetic piece, one end of the telescopic piece is connected with the movable cross beam, the other end of the telescopic piece is connected with the magnetic piece, and the telescopic piece is configured to be capable of driving the magnetic piece to move along the direction vertical to the sliding direction of the movable cross beam when the telescopic piece stretches out and draws back, so that the magnetic piece is attracted with the sliding rail and limits the movement of the movable cross beam, or the magnetic piece is separated from the sliding rail. When the movable cross beam is static, the movable cross beam can be prevented from automatically sliding along the sliding rail through the crane, and the safety of personnel is ensured.

Description

Crane

Technical Field

The utility model relates to a jack-up mechanical equipment technical field especially relates to a line hangs.

Background

The crane is also called a traveling crane, a gantry crane or an overhead traveling crane, and is a general name of the crane. In some mechanical plants, it is often used to hoist parts, substantially as with gantry cranes or bridge cranes.

Specifically, the crane mainly comprises a fixed frame, a movable cross beam and a lifting appliance. Wherein, the hoist is installed in the below of walking beam for the hoist hangs the heavy object. The fixed frame is provided with a slide rail, and the movable cross beam is connected with the slide rail in a sliding way so as to change the position of the lifting appliance. However, for the existing travelling crane, when the movable beam is stationary, the movable beam easily slides along the slide rail, which may injure staff of a factory and cause an accident.

Accordingly, a crane is needed to solve the above problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a walking is hung, when the movable beam is static, can avoid the movable beam to slide by oneself along the slide rail, guarantees personnel's safety.

To achieve the purpose, the utility model adopts the following technical proposal:

a traveling crane, comprising:

the fixing frame is provided with a sliding rail;

the movable cross beam is connected with the slide rail in a sliding manner;

stop gear, follow the sliding direction of movable beam, movable beam's both sides are provided with at least one respectively stop gear, stop gear includes extensible member and magnetic part, the one end of extensible member with movable beam connects, the other end of extensible member with the magnetic part is connected, the extensible member is configured to can drive when flexible magnetic part along with movable beam's sliding direction looks vertically direction removes, so that the magnetic part with slide rail actuation and restriction movable beam's removal, or messenger the magnetic part with the slide rail separation.

Optionally, the telescoping member is a spring;

the limiting mechanism further comprises a power source and an electromagnet electrically connected with the power source, the power source is fixedly connected with the movable cross beam, the electromagnet and the magnetic piece are arranged at intervals, and the spring clamp is arranged between the electromagnet and the magnetic piece.

Optionally, the movable beam is connected with a roller;

and a wheel groove is formed in the sliding rail along the sliding direction of the movable cross beam, and the roller is connected in the wheel groove in a sliding manner.

Optionally, the traveling crane further comprises a driving part, the driving part comprises a driving body and a driving rotating shaft arranged at an output end of the driving body, the driving body is fixedly connected with the movable cross beam, and the driving rotating shaft is in transmission connection with the roller to drive the roller to rotate.

Optionally, the movable beam is further connected with a bearing seat, and the driving rotating shaft penetrates through the bearing seat to be in transmission connection with the roller.

Optionally, the fixing frame includes a first fixing frame and a second fixing frame which are arranged at intervals, a first slide rail is arranged on the first fixing frame, a second slide rail is arranged on the second fixing frame, the movable cross beam spans the first fixing frame and the second fixing frame, and the movable cross beam is simultaneously connected with the first slide rail and the second slide rail in a sliding manner.

Optionally, the traveling crane further comprises a lifting appliance, the lifting appliance comprises a lifting hook, the lifting hook is connected to the lower portion of the movable beam, and the lifting hook is connected with the movable beam in a sliding manner.

Optionally, a sliding groove is arranged on the movable beam along the sliding direction of the lifting appliance;

the lifting appliance further comprises a sliding block connected with the lifting hook, and the sliding block is connected in the sliding groove in a sliding mode.

Optionally, the lifting appliance further comprises a rotating mechanism, one end of the rotating mechanism is connected with the movable beam in a sliding manner, the other end of the rotating mechanism is connected with the lifting hook, and the rotating mechanism is configured to drive the lifting hook to rotate so as to change the orientation of the lifting hook.

Optionally, the hoist still includes electronic extensible member, electronic extensible member's one end with walking beam sliding connection, electronic extensible member's the other end with the lifting hook is connected, electronic extensible member is configured to can drive when flexible the lifting hook reciprocates.

The utility model has the advantages that:

the utility model provides a line hangs sets up at least one stop gear respectively through the both sides at the movable beam, can be when the movable beam is static, through the removal of extensible member drive magnetic part, make the magnetic part of movable beam both sides all with the slide rail actuation to restrict movable beam through the magnetic part and slide along the slide rail by oneself. When parts need to be lifted and transported, the magnetic parts are driven to move through the telescopic parts, and the magnetic parts on two sides of the movable cross beam can be separated from the slide rail, so that the movable cross beam is ensured to normally slide along the slide rail, namely, the movable cross beam is ensured to normally work.

Drawings

Fig. 1 is a schematic view of an overall structure of a traveling crane according to an embodiment of the present invention;

FIG. 2 is an enlarged schematic view of the structure at A in FIG. 1;

FIG. 3 is an enlarged schematic view of the structure at B in FIG. 1;

fig. 4 is a schematic structural view of connection of a driving member, a bearing seat, a roller and a movable beam in the traveling crane provided by the embodiment of the invention;

fig. 5 is a schematic cross-sectional structural view of a limiting mechanism provided in an embodiment of the present invention;

fig. 6 is a schematic structural diagram of a spreader provided by an embodiment of the present invention.

In the figure:

1. a fixed mount; 11. a first fixing frame; 111. a first slide rail; 112. a first rectangular groove; 113. a first wheel groove; 12. a second fixing frame; 121. a second slide rail;

2. moving the beam; 21. a cross bar; 22. contraband type connecting block; 23. a chute; 3. a drive member; 31. a drive body; 32. driving the rotating shaft; 4. a bearing seat; 5. a roller; 6. a limiting mechanism; 61. a power source; 62. an electromagnet; 63. a telescoping member; 64. a magnetic member; 65. mounting a shell;

7. a spreader; 71. a slider; 72. a rotating mechanism; 721. a first link; 722. a rotating rod; 723. a second link; 73. an electric telescopic member; 74. a hook; 8. an electric telescopic rod; 9. a first switch; 10. a second switch; 20. a third switch; 30. and a fourth switch.

Detailed Description

In order to make the technical problem solved by the present invention, the technical solution adopted by the present invention and the technical effect achieved by the present invention clearer, the technical solution of the present invention will be further explained by combining the drawings and by means of the specific implementation manner.

In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, detachably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

In the description of the present embodiment, the terms "upper", "lower", "left", "right", and the like are used in the orientation or positional relationship shown in the drawings only for convenience of description and simplicity of operation, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used only for descriptive purposes and are not intended to have a special meaning.

The embodiment provides a traveling crane, as shown in fig. 1, which comprises a fixed frame 1, a movable cross beam 2 and a limiting mechanism 6. The fixed frame 1 is provided with a slide rail, and the movable beam 2 is connected with the slide rail in a sliding way. At least one limiting mechanism 6 is respectively arranged on two sides of the movable beam 2 along the sliding direction of the movable beam 2. Specifically, the limiting mechanism 6 includes an expansion member 63 and a magnetic member 64, one end of the expansion member 63 is connected with the movable beam 2, and the other end of the expansion member 63 is connected with the magnetic member 64. During expansion, the expansion member 63 can drive the magnetic member 64 to move along a direction perpendicular to the sliding direction of the movable beam 2, so that the magnetic member 64 is attracted to the slide rail and limits the movement of the movable beam 2, or the magnetic member 64 is separated from the slide rail.

With the above arrangement, at least one magnetic member 64 is present on each side of the moving beam 2 in the sliding direction of the moving beam 2. When the movable beam 2 is static, the magnetic members 64 on both sides of the movable beam 2 are attracted to the slide rail, and the movable beam 2 is restricted from sliding along the slide rail by the magnetic members 64. On the contrary, if parts need to be lifted, the magnetic members 64 on the two sides of the movable beam 2 are separated from the slide rails, so that the movable beam 2 can be ensured to normally slide along the slide rails, that is, the movable beam 2 can be ensured to normally work.

Alternatively, as shown in fig. 1, the fixing frame 1 includes a first fixing frame 11 and a second fixing frame 12 which are arranged at intervals. The first fixing frame 11 is provided with a first slide rail 111, and the second fixing frame 12 is provided with a second slide rail 121. The movable beam 2 is arranged across the first fixing frame 11 and the second fixing frame 12, and the movable beam 2 is connected with the first slide rail 111 and the second slide rail 121 in a sliding manner. In this embodiment, the first slide rail 111 and the second slide rail 121 are both bar-shaped structures and are disposed in parallel. The sliding direction of the movable beam 2 is the axial direction of the first slide rail 111 or the second slide rail 121.

Optionally, the mobile crossbeam 2 comprises a crossbar 21 and a connection block 22 of type Contraband. The cross bar 21 is arranged across the first fixing frame 11 and the second fixing frame 12, and an Contraband-shaped connecting block 22 is respectively arranged at two ends of the cross bar 21. The two Contraband-shaped connecting blocks 22 are respectively sleeved on the first slide rail 111 and the second slide rail 121, and can respectively slide along the first slide rail 111 and the second slide rail 121, so that the movable beam 2 is slidably connected with the first slide rail 111 and the second slide rail 121.

Alternatively, as shown in fig. 1 and 2, a roller 5 is attached to the moving beam 2. Along the sliding direction of the movable beam 2, a wheel groove is arranged on the sliding rail, and the roller 5 is connected in the wheel groove in a sliding manner. According to the arrangement, the movable beam 2 can slide on the fixed frame 1 more smoothly through the rollers 5. Simultaneously, can lead and spacing gyro wheel 5 through the race, avoid gyro wheel 5 to deviate from the race along self axial when rolling, guarantee the rolling stability of gyro wheel 5.

In this embodiment, taking the first fixing frame 11 as an example, the left and right sides of the first sliding rail 111 are respectively provided with a first rectangular groove 112, and each first rectangular groove 112 is internally provided with a roller 5. Further, along the axial direction of the first slide rail 111, an upper half wheel groove and a lower half wheel groove are respectively formed at the upper inner wall and the lower inner wall of the first rectangular groove 112, and the upper half wheel groove and the lower half wheel groove are oppositely arranged to form a first wheel groove 113. The roller 5 is slidably coupled in the first wheel groove 113.

Similarly, a second rectangular groove is respectively arranged at the left side and the right side of the second fixing frame 12, and a second wheel groove is arranged in each second rectangular groove. The specific configuration of the above structure is the same as the first fixing frame 11, and is not described herein again.

Optionally, as shown in fig. 2 and 4, a driving member 3 is further provided in the traveling crane. The driving part 3 comprises a driving body 31 and a driving rotating shaft 32 arranged at the output end of the driving body 31, the driving body 31 is fixedly connected with the movable beam 2, and the driving rotating shaft 32 is in transmission connection with the roller 5 to drive the roller 5 to rotate, so that the movable beam 2 is driven to move conveniently.

Further, the movable beam 2 is also connected with a bearing seat 4, and the driving rotating shaft 32 penetrates through the bearing seat 4 to be in transmission connection with the roller 5. The driving rotating shaft 32 can be effectively supported through the bearing seat 4, and the stability of the rotation of the driving rotating shaft 32 is ensured. In this embodiment, the driving member 3 is a motor, and the body thereof is fixedly connected to the Contraband-type connecting block 22. The Contraband-shaped connecting block 22 is provided with a through hole, and the bearing block 4 is arranged in the through hole.

Next, a specific structure of the stopper mechanism 6 will be described.

Alternatively, as shown in FIG. 5, the telescoping member 63 is a spring. The limiting mechanism 6 further comprises a power source 61 and an electromagnet 62 electrically connected with the power source 61, the power source 61 is fixedly connected with the movable beam 2, the electromagnet 62 and the magnetic piece 64 are arranged at intervals, and the spring is clamped between the electromagnet 62 and the magnetic piece 64. In this embodiment, the magnetic member 64 is a permanent magnet. The first slide rail 111 and the second slide rail 121 are made of metal and can be attracted to the magnetic member 64.

Specifically, the working principle of the limiting mechanism 6 is as follows: when the parts need to be lifted, the power supply 61 supplies power to the electromagnet 62, so that the electromagnet 62 generates magnetism to attract the magnetic element 64, the magnetic element 64 is kept separated from the first sliding rail 111 (or the second sliding rail 121), and meanwhile, the spring (namely the telescopic element 63) is compressed and shortened. When the part does not need to be lifted, that is, the movable beam 2 needs to be kept still, the electric connection between the power source 61 and the electromagnet 62 is disconnected, the electromagnet 62 loses magnetism, the spring (i.e., the telescopic member 63) can drive the magnetic member 64 to move under the action of the elastic force, and then the magnetic member 64 is attracted with the first slide rail 111 (or the second slide rail 121), so that the movement of the movable beam 2 is limited.

Further, the limiting mechanism 6 further comprises a mounting shell 65. The mounting shell 65 is directly fixedly connected with the Contraband-type connecting block 22. The power supply 61, the electromagnet 62, the telescopic piece 63 and the magnetic piece 64 are all integrated in the mounting shell 65, and the structure is attractive and practical. Meanwhile, an opening is provided on the mounting case 65 for the magnetic member 64 to protrude.

In this embodiment, two limiting mechanisms 6 are respectively disposed on two sides of the roller 5 along the moving direction of the roller 5. At this time, the limiting mechanism 6 can limit the rotation of the roller 5 when the movable beam 2 is at rest, so that the movable beam 2 is prevented from sliding by itself. Further, the magnetic member 64 is engaged with or separated from the inner wall of the first rectangular groove 112 or the second rectangular groove.

Optionally, as shown in fig. 1 and 6, the travelling crane further comprises a spreader 7, the spreader 7 comprising a hook 74. A hook 74 is attached to the lower portion of the moving beam 2 for lifting the parts. Meanwhile, the hook 74 is slidably connected to the movable beam 2 so as to adjust the lifting position.

Optionally, a sliding groove 23 is provided on the moving beam 2 along the sliding direction of the spreader 7. The spreader 7 further comprises a slider 71 connected to a hook 74. The slider 71 is slidably connected in the slide groove 23 to realize the sliding connection of the hook 74 with the moving beam 2. In this embodiment, the sliding groove 23 is disposed below the moving beam 2, and as shown in fig. 3, the sliding groove 23 is an inverted "convex" sliding groove. Accordingly, the slider 71 is an inverted "convex" type slider. With this arrangement, the slider 71 is slid in the slide groove 23, and the slider 71 is prevented from coming out of the slide groove 23.

Optionally, as shown in fig. 3, an electric telescopic rod 8 is further provided in the spreader 7. The electric telescopic rod 8 is in transmission connection with the sliding block 71 so as to drive the sliding block 71 to slide.

Optionally, the spreader 7 further comprises an electric telescopic element 73. One end of the electric telescopic member 73 is slidably connected to the movable beam 2, and the other end of the electric telescopic member 73 is connected to the hook 74. When the electric telescopic piece 73 is telescopic, the electric telescopic piece can drive the lifting hook 74 to move up and down, so that the parts can be lifted conveniently. In this embodiment, the electric telescopic member 73 is an electric telescopic rod.

Optionally, the spreader 7 further comprises a turning mechanism 72. One end of the rotating mechanism 72 is slidably connected to the movable beam 2, and the other end of the rotating mechanism 72 is connected to the hook 74. The rotating mechanism 72 can rotate the hook 74 to change the orientation of the hook 74.

In this embodiment, the rotating mechanism 72 includes a first link 721, a rotating rod 722, and a second link 723, which are arranged in this order from top to bottom. The lower end of the first connecting rod 721 is provided with a first connecting block, the upper end of the second connecting rod 723 is provided with a second connecting block, and the rotating rod 722 is clamped between the first connecting block and the second connecting block. The rotating rod 722 is rotatably connected to one of the first connecting block and the second connecting block and is fixedly connected to the other to realize rotation. Specifically, the rotating rod 722 can rotate along its axis.

Further, the slider 71 is disposed above the first link 721, the electric telescopic member 73 is disposed below the second link 723, and the hook 74 is disposed below the electric telescopic member 73.

Optionally, as shown in fig. 1, a first switch 9, a second switch 10, a third switch 20 and a fourth switch 30 are further disposed in the traveling crane. The first switch 9 is connected with the power source 61 and controls the on/off of the power source 61. The second switch 10 is connected to the driving member 3 to control the on/off of the driving member 3. The third switch 20 is connected with the electric telescopic rod 8 to control the on/off of the electric telescopic rod 8. The fourth switch 30 is connected to the electric telescopic member 73 to control the opening and closing of the electric telescopic member 73.

In summary, the embodiment provides a traveling crane, when the movable beam 2 is stationary, the magnetic members 64 on both sides of the movable beam 2 are attracted to the slide rail, and the movable beam 2 is restricted from sliding by the magnetic members 64. On the contrary, the magnetic members 64 on both sides of the movable beam 2 are separated from the slide rails, so that the movable beam 2 can slide normally along the slide rails, that is, the movable beam 2 can work normally.

The above description is only for the preferred embodiment of the present invention, and for those skilled in the art, there are variations on the detailed description and the application scope according to the idea of the present invention, and the content of the description should not be construed as a limitation to the present invention.

Claims (10)

1. A traveling crane, comprising:

the fixing frame (1), a slide rail is arranged on the fixing frame (1);

the movable cross beam (2), the movable cross beam (2) is connected with the slide rail in a sliding manner;

stop gear (6), edge the slip direction of walking beam (2), the both sides of walking beam (2) are provided with at least one respectively stop gear (6), stop gear (6) include extensible member (63) and magnetic part (64), the one end of extensible member (63) with walking beam (2) are connected, the other end of extensible member (63) with magnetic part (64) are connected, extensible member (63) are configured to can drive when flexible magnetic part (64) along with the direction of slip looks vertically of walking beam (2) removes, so that magnetic part (64) with slide rail actuation and restriction the removal of walking beam (2), or make magnetic part (64) with the slide rail separation.

2. Crane according to claim 1, wherein the telescopic element (63) is a spring;

the limiting mechanism (6) further comprises a power source (61) and an electromagnet (62) electrically connected with the power source (61), the power source (61) is fixedly connected with the movable cross beam (2), the electromagnet (62) and the magnetic piece (64) are arranged at intervals, and the spring is clamped between the electromagnet (62) and the magnetic piece (64).

3. Travelling crane according to claim 1, characterized in that the travelling beam (2) is connected with rollers (5);

along the sliding direction of the movable cross beam (2), a wheel groove is formed in the sliding rail, and the roller (5) is connected in the wheel groove in a sliding mode.

4. The traveling crane according to claim 3, further comprising a driving member (3), wherein the driving member (3) comprises a driving body (31) and a driving rotating shaft (32) arranged at an output end of the driving body (31), the driving body (31) is fixedly connected with the movable beam (2), and the driving rotating shaft (32) is in transmission connection with the roller (5) to drive the roller (5) to rotate.

5. Crane according to claim 4, wherein the movable beam (2) is further connected with a bearing seat (4), and the driving rotating shaft (32) penetrates through the bearing seat (4) to be in transmission connection with the roller (5).

6. The traveling crane according to claim 1, wherein the fixed frame (1) comprises a first fixed frame (11) and a second fixed frame (12) which are arranged at intervals, a first sliding rail (111) is arranged on the first fixed frame (11), a second sliding rail (121) is arranged on the second fixed frame (12), the movable cross beam (2) is arranged across the first fixed frame (11) and the second fixed frame (12), and the movable cross beam (2) is simultaneously connected with the first sliding rail (111) and the second sliding rail (121) in a sliding manner.

7. Crane according to claim 1, further comprising a spreader (7), wherein the spreader (7) comprises a hook (74), the hook (74) is connected to a lower portion of the moving beam (2), and the hook (74) is slidably connected to the moving beam (2).

8. A travelling crane according to claim 7, characterized in that a sliding chute (23) is provided on the travelling beam (2) in the sliding direction of the spreader (7);

the lifting appliance (7) further comprises a sliding block (71) connected with the lifting hook (74), and the sliding block (71) is connected in the sliding groove (23) in a sliding mode.

9. Crane according to claim 7, wherein the spreader (7) further comprises a rotating mechanism (72), one end of the rotating mechanism (72) is slidably connected to the movable beam (2), the other end of the rotating mechanism (72) is connected to the hook (74), and the rotating mechanism (72) is configured to rotate the hook (74) to change the orientation of the hook (74).

10. The crane according to claim 7, wherein the spreader (7) further comprises an electric telescopic member (73), one end of the electric telescopic member (73) is slidably connected with the movable beam (2), the other end of the electric telescopic member (73) is connected with the hook (74), and the electric telescopic member (73) is configured to drive the hook (74) to move up and down when telescopic.

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