CN217808345U - Portal crane's support arm is used in metal structure production - Google Patents

Abstract

The utility model discloses a gantry crane's support arm is used in metallic structure production of hoist technical field, including support arm main part, first connecting block, second connecting block, base and control panel, first connecting block fixed connection be in the top of support arm main part, the preceding lateral wall downside fixedly connected with support frame of first connecting block, the first connecting plate of top left side fixedly connected with of support frame, department's fixedly connected with second connecting plate in the middle of the top of support frame, the top right side fixedly connected with third connecting plate of support frame, the left side wall fixedly connected with motor of first connecting plate, this gantry crane's support arm is used in metallic structure production, structural design is reasonable, and the supporting effect is more stable, and is more difficult to under the extreme condition such as strong wind weather or ground are softer, and it is higher to turn on one's side and user's lift process is more insurance, and factor of safety is higher, and is more laborsaving, convenient.

Description

Portal crane's support arm is used in metal structure production

Technical Field

The utility model relates to a hoist technical field specifically is a gantry crane's support arm is used in metal structure production.

Background

With the development and progress of society, a crane is an indispensable tool in the fields of construction, metallurgy, shipbuilding, etc., and the crane refers to a mechanical device capable of vertically lifting and moving an object within a certain range, and the intermittence of actions and the cycle of operations are respectively one of the characteristics of the crane operation, and the crane can be classified into a general crane, a construction crane, a metallurgy crane, a harbor crane, a shipbuilding crane, etc. according to the purpose, and can be classified into a bridge type crane, a jib type crane, a rotary crane, a non-rotary crane, etc. according to the structural characteristics.

The support arm of the existing portal crane for metal structure production is easy to incline due to the narrow arm when strong wind and pavement hardness are not high, so that the main body of the portal crane is deformed and damaged, and a user often uses the stairs installed on the support arm when the user ascends to enter a cockpit of the portal crane, so that no protective measures are taken, the danger coefficient is high, and no matter the user ascends or descends, considerable risks exist, so that the support arm of the portal crane for metal structure production is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a gantry crane's support arm is used in metal structure production to the support effect that has proposed current gantry crane's for metal structure production support arm special situation among the above-mentioned background is poor and the unsafe problem of user's lift has been solved.

In order to achieve the above purpose, the utility model provides a following technical scheme: a support arm of a portal crane for metal structure production comprises a support arm main body, a first connecting block, a second connecting block, a base and a control panel, wherein the first connecting block is fixedly connected to the top of the support arm main body, a support frame is fixedly connected to the lower side of the front side wall of the first connecting block, a first connecting plate is fixedly connected to the left side of the top of the support frame, a second connecting plate is fixedly connected to the middle of the top of the support frame, a third connecting plate is fixedly connected to the right side of the top of the support frame, a motor is fixedly connected to the left side wall of the first connecting plate, a rotating shaft is fixedly connected to the output end of the motor, the tail end of the rotating shaft is rotatably connected to the inner side wall of the third connecting plate, the second connecting block is fixedly connected to the bottom of the support arm main body, the base is fixedly connected to the bottom of the second connecting block, the control panel is embedded in the lower left side of the top of the base, a rotating frame is fixedly connected to the upper side of the left side wall of the support arm main body, a support sleeve column is rotatably connected between the inner side walls of the rotating frame, the rotating frame is rotatably connected to the top of the inner side wall of the support sleeve, the support column is fixedly connected to the bottom of the support arm main body, a lifting slide rail is connected to the lifting slide rail, a hydraulic slide rail is connected to the lifting slide rail, a lifting slide rail is connected to the lifting slide rail, a sliding rail is connected to the lifting slide rail, the front side fixedly connected with speedtransmitter on the left side wall of lift frame, rear side fixedly connected with distance sensor on the left side wall of lift frame.

As a further description of the above technical solution:

the lateral wall upside fixedly connected with backup pad of support arm main part, the top front side of backup pad is opened there is the through-hole, top a week fixedly connected with handrail of backup pad.

As a further description of the above technical solution:

the inside wall of connecting the carousel rotates and is connected with the support carousel, the bottom fixedly connected with bottom plate of support carousel.

As a further description of the above technical solution:

the bottom fixedly connected with buffer board of hydraulic stem, the department fixedly connected with rope hook in the middle of the top left and right sides of lift frame.

As a further description of the above technical solution:

the tail end of the rotating shaft penetrates through the left side wall of the second connecting plate and extends to the right side of the second connecting plate, a sliding rope is sleeved on the outer side wall of the rotating shaft, and the tail end of the sliding rope is fixedly connected to the inner side wall of the rope hook.

As a further description of the above technical solution:

the rear side walls of the first connecting plate, the second connecting plate and the third connecting plate are fixedly connected to the upper side of the front side wall of the first connecting block.

As a further description of the above technical solution:

the control panel is electrically connected with the electromagnet, the speed sensor, the distance sensor, the motor and the electric telescopic rod through electric wires.

Compared with the prior art, the beneficial effects of the utility model are that:

1. this portal crane's support arm is used in metallic structure production, through the triangle truss, the rotating turret, support the cover post, electric telescopic handle, connect the carousel, the cooperation of support carousel and bottom plate is used, the triangle truss supports the side direction of support arm main part through fixing the left and right sides at base and support arm main part, and support the cover post and adjust the inclination that supports cover post and ground through the extension length who connects the carousel at the inboard of rotating turret and through electric telescopic handle regulation, in order to obtain best supported position, rotate the rear side of connecting at the support carousel through connecting the carousel and make the bottom plate stabilize and stand subaerial, carry out spacing and the auxiliary stay of certain degree to the side direction of portal crane, make this support arm more stable to portal crane's supporting effect, more be difficult to turn on one's side under the extreme condition such as the weather of strong wind or the ground is softer, factor of safety is higher.

2. This portal crane's support arm is used in metallic structure production, through the spout, the slider, the lifting frame, the hydraulic stem, the electro-magnet, speedtransmitter, distance sensor, the buffer board, the rope hook, including a motor, an end cap, a controller, and a cover plate, the pivot is used with the cooperation of slip rope, it is rotatory to make the pivot through the motor, the winding slip rope rises or descends in the drive pivot, the one end of slip rope is fixed on lifting frame's rope hook, make lifting frame accomplish the lift through the slip of cooperation slider on the spout under the effect of slip rope, and when the slip rope fracture, through speedtransmitter, distance sensor signals, control electro-magnet circular telegram adsorbs the support arm main part, make lifting frame slow down and stop, in case slow down failure, the fixed hydraulic stem in lifting frame bottom and the cooperation of buffer board also can reduce the striking dynamics that lifting frame received to a certain extent, guarantee the life safety of user when going up and down through lifting frame in the at utmost, no climbing for traditional stair, user's climbing, user's lift process is more insurance factor of safety is higher, it is more laborsaving, it is convenient.

Drawings

Fig. 1 is a schematic three-dimensional structure diagram of a support arm of a gantry crane for producing a metal structure provided by the present invention;

FIG. 2 is a schematic structural view of a supporting arm of a gantry crane for producing a metal structure according to the present invention;

FIG. 3 is a left side view of the lifting frame of the support arm of the gantry crane for metal structure production according to the present invention;

fig. 4 is the utility model provides a cross-sectional structure schematic diagram is looked to the sleeve of gantry crane's support arm for metal structure production.

In the figure: 100. a support arm body; 110. a rotating frame; 111. supporting a sleeve column; 112. an electric telescopic rod; 113. connecting the rotary table; 114. a supporting turntable; 115. a base plate; 120. a triangular truss; 130. a chute; 131. a slider; 132. a lifting frame; 133. a hydraulic rod; 134. an electromagnet; 135. a speed sensor; 136. a distance sensor; 137. a buffer plate; 138. a rope hook; 140. a support plate; 141. a through hole; 142. a handrail; 200. a first connection block; 210. a support frame; 211. a first connecting plate; 212. a second connecting plate; 213. a third connecting plate; 214. a motor; 215. a rotating shaft; 216. a sliding rope; 300. a second connecting block; 400. a base; 500. a control panel.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship indicated based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood as a specific case by those skilled in the art.

The utility model provides a support arm of gantry crane for metal structure production, which has better support effect and safer lifting for users, please refer to fig. 1 and fig. 2, and comprises a support arm main body 100, a first connecting block 200, a second connecting block 300, a base 400 and a control panel 500;

referring to fig. 1 to 4, a rotating frame 110 is fixedly connected to an upper side of a left side wall of the support arm main body 100, the rotating frame 110 is used for fixing a support sleeve column 111, the support sleeve column 111 is rotatably connected between inner side walls of the rotating frame 110 and is used for fixing an electric telescopic rod 112, the top of the inner side wall of the support sleeve column 111 is fixedly connected with the electric telescopic rod 112, the electric telescopic rod 112 is used for adjusting an extension length of a connection turntable 113, the bottom of the electric telescopic rod 112 is fixedly connected with a connection turntable 113, the connection turntable 113 is used for connecting and fixing the electric telescopic rod 112 and the support turntable 114, triangular trusses 120 are fixedly connected to lower sides of left and right side walls of the support arm main body 100, ends of the triangular trusses 120 are fixedly connected to left and right sides of the top of a base 400, the triangular trusses 120 are used for connecting and stabilizing the support arm main body 100 and the base 400, sliding chutes 130 are formed on left and right sides of a front side wall of the support arm main body 100, the sliding chute 130 is used for fixing the sliding block 131 and enabling the sliding block 131 to slide, the inner side wall of the sliding chute 130 is connected with the sliding block 131 in a sliding mode, the sliding block 131 is used for fixing the lifting frame 132, the front side wall of the sliding block 131 is fixedly connected with the lifting frame 132, the lifting frame 132 is used for fixing the hydraulic rod 133, the electromagnet 134, the speed sensor 135, the distance sensor 136 and the rope hook 138, the bottom of the lifting frame 132 is fixedly connected with the hydraulic rod 133, the hydraulic rod 133 is used for connecting the lifting frame 132 with the buffer plate 137 and damping the lifting frame 132, the outer side of the hydraulic rod 133 is sleeved with the spring which is used for damping the lifting frame 132 by matching with the hydraulic rod 133, the electromagnet 134 is fixedly connected to the lower side of the rear side wall of the lifting frame 132, the electromagnet 134 is used for electrifying to adsorb the support arm main body 100 to enable the lifting frame 132 to decelerate and stop when the lifting frame 132 falls, the speed sensor 135 is fixedly connected to the front side of the left side wall of the lifting frame 132, the speed sensor 135 is used for detecting the running speed of the lifting frame 132, the rear side of the left side wall of the lifting frame 132 is fixedly connected with the distance sensor 136, the distance sensor 136 is used for detecting the distance between the lifting frame 132 and the ground, the electric telescopic rod 112 can change the extending length of the connecting turntable 113, the supporting sleeve column 111 is matched to rotate on the rotating frame 110, the supporting angle is adjusted, the stability of the supporting arm main body 100 is improved by matching with the triangular truss 120, the speed and distance change is detected through the speed sensor 135 and the distance sensor 136, the electromagnet 134 is controlled to be powered on and powered off to adsorb the supporting arm main body 100, the hydraulic rod 133 is matched with the spring and the buffer plate 137 to absorb shock of the lifting frame 132, the supporting effect of the supporting arm main body 100 is better and more stable, and a user is safer when lifting through the lifting frame 132;

referring to fig. 1-4 again, the first connection block 200 is fixedly connected to the top of the support arm main body 100, the first connection block 200 is used to connect the support arm main body 100 and a gantry crane beam, the lower side of the front side wall of the first connection block 200 is fixedly connected with the support frame 210, the support frame 210 is used to fix the first connection plate 211, the second connection plate 212 and the third connection plate 213, the left side of the top of the support frame 210 is fixedly connected with the first connection plate 211, the first connection plate 211 is used to fix the motor 214 and the rotation shaft 215, the middle of the top of the support frame 210 is fixedly connected with the second connection plate 212, the second connection plate 212 is used to fix the rotation shaft 215, the right side of the top of the support frame 210 is fixedly connected with the third connection plate 213, the third connection plate 213 is used to fix the rotation shaft 215, the left side wall of the first connection plate 211 is fixedly connected with the motor 214, the motor 214 is used to rotate the rotation shaft 215, the output end of the motor 214 is fixedly connected to the inner side wall of the third connection plate 213, the rotation shaft 215 is used to wind the sliding rope 216, the motor 214 is used to rotate the rotation shaft 215, the rotation shaft 215 to control the lifting rope 216, the lifting of the lifting frame 132 to lift, so as to automatically operate, and the lifting process of a user is more convenient;

referring to fig. 1 and 2 again, the second connecting block 300 is fixedly connected to the bottom of the support arm main body 100, the second connecting block 300 is used to connect the support arm main body 100 and the base 400, and the second connecting block 300 fixes and supports the support arm main body 100 and the base 400, so that the support arm main body 100 can be separated from the base 400, which is convenient for disassembly;

referring to fig. 1 and 2 again, the base 400 is fixedly connected to the bottom of the second connecting block 300, the base 400 is used for supporting the support arm main body 100, and the base 400 is fixed to the bottom of the support arm main body 100, so that the contact area between the support arm main body 100 and the ground is increased, and the support stability is improved;

referring to fig. 1-3, a control panel 500 is embedded in the top left lower side of the base 400, and the control panel 500 is used for controlling the start and stop of the electromagnet 134, the speed sensor 135, the distance sensor 136, the motor 214 and the electric telescopic rod 112 in real time.

In conclusion, the supporting effect of the supporting arm on the portal crane is more stable, the side turning is more difficult to occur under the extreme conditions of windy weather or soft ground and the like, and the safety factor is higher.

Referring to fig. 1 to 3 again, the supporting plate 140 is fixedly connected to the upper side of the outer side wall of the supporting arm main body 100, a through hole 141 is formed in the front side of the top of the supporting plate 140, a handrail 142 is fixedly connected to the periphery of the top of the supporting plate 140, and the handrail 142 is fixed to the top of the supporting plate 140, so that the user is prevented from falling without protection when moving on the supporting plate 140, and the safety is improved.

Referring to fig. 1, 2 and 4, the inner side wall of the connection turntable 113 is rotatably connected to a support turntable 114, the bottom of the support turntable 114 is fixedly connected to a bottom plate 115, and the connection turntable 113 is rotated on the inner side of the support turntable 114, so that the angle between the electric telescopic rod 112 and the bottom plate 115 can be adjusted, and the support stability of the support arm main body 100 is improved.

Referring to fig. 1 to 3 again, the bottom of the hydraulic rod 133 is fixedly connected with a buffer plate 137, the middle of the left and right sides of the top of the lifting frame 132 is fixedly connected with a rope hook 138, the buffer plate 137 is fixed at the bottom of the hydraulic rod 133, the hydraulic rod 133 is compressed when a force is applied, the lifting frame 132 is damped, and the sliding rope 216 is matched with the buffer plate 137 to lift, so that the safety performance is higher when the lifting frame 132 is used for lifting.

Referring to fig. 1 and 2 again, the end of the rotating shaft 215 penetrates through the left sidewall of the second connecting plate 212 and extends to the right side of the second connecting plate 212, the outer sidewall of the rotating shaft 215 is sleeved with the sliding rope 216, the end of the sliding rope 216 is fixedly connected to the inner sidewall of the rope hook 138, and the motor 214 lifts the sliding rope 216 through the rotating shaft 215, so that the lifting frame 132 can be automatically lifted.

Referring to fig. 1 and 2 again, the rear sidewalls of the first connecting plate 211, the second connecting plate 212, and the third connecting plate 213 are fixedly connected to the upper side of the front sidewall of the first connecting block 200, and the first connecting plate 211, the second connecting plate 212, and the third connecting plate 213 fix the motor 214 and the shaft 215, so that the shaft 215 rotates more stably

Referring to fig. 1-3 again, the control panel 500 is electrically connected to the electromagnet 134, the speed sensor 135, the distance sensor 136, the motor 214 and the electric telescopic rod 112 through wires, and the control panel 500 can control the start and stop of the electronic components of the support arm in real time.

To sum up, guarantee the life safety of user when going up and down through lifting frame 132 to the at utmost, for the climbing that traditional stair did not have safety measure, user's lift process is more insurance, and factor of safety is higher, and is more laborsaving, convenient.

When the technical personnel in the field use, firstly, the supporting arm main body 100 is erected through the hoisting machine, the base 400 fixed below the supporting arm main body 100 through the second connecting block 300 is parallel to and contacts with the ground, the inclination angle of the supporting sleeve column 111 at the left side of the supporting arm main body 100 is adjusted according to the actual ground condition and the wind speed at the site, the control panel 500 controls the electric telescopic rod 112 to start working, the electric telescopic rod 112 which starts working extends the connecting turntable 113, the extending length is adjusted to enable the supporting turntable 114 fixed on the connecting turntable 113 and the bottom plate 115 fixed on the supporting turntable 114 to be parallel to and contact with the ground, the supporting arm main body 100 is supported in an auxiliary way, after the portal crane is completely assembled, when a user needs to drive, the user opens the door of the lifting frame 132 outwards and enters the lifting frame 132, and closes the cabin door of the lifting frame 132 inwards, the motor 214 is controlled to start working through the control panel 500, the motor 214 which starts working rotates the rotating shaft 215, the rotating shaft 215 tightens the sliding rope 216 wound thereon, the tightened sliding rope 216 enables the lifting frame 132 to ascend through the rope hook 138 fixed with the sliding shaft, the ascending lifting frame 132 is guided in the sliding groove 130 through the sliding block 131 fixed on the ascending lifting frame 132 and slides through the through hole 141 opened on the supporting plate 140 to ascend to the highest point, the motor 214 is controlled to stop working through the control panel 500, a user pushes the door of the lifting frame 132 outwards and walks out to the supporting plate 140, if the lifting frame 132 descends rapidly under the condition of accident such as the breakage of the sliding rope 216 in the lifting process of the lifting frame 132, the speed sensor 135 and the distance sensor 136 detect that the speed reaches the set alarm value at the moment, and the distance between the lifting frame 132 and the ground is reduced, the speed sensor 135 and the distance sensor 136 send signals to the control panel 500, the control panel 500 receiving the signals controls the electromagnet 134 to be electrified, the electrified electromagnet 134 obtains magnetism and is attracted to the support arm main body 100 adjacent to the electromagnet to enable the lifting frame 132 to decelerate and stop, and if deceleration fails or the height is insufficient, the hydraulic rod 133 fixed at the bottom of the lifting frame 132 is stressed and compressed and is also stressed and compressed by a spring on the outer side of the hydraulic rod 133, so that the descending speed of the lifting frame 132 can be reduced.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

While the invention has been described above with reference to an embodiment, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention. In particular, as long as there is no structural conflict, the various features of the disclosed embodiments of the present invention can be used in any combination with each other, and the description of such combinations is not exhaustive in the present specification only for the sake of brevity and resource conservation. Therefore, it is intended that the invention not be limited to the particular embodiments disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.

Claims (7)

1. The utility model provides a support arm of gantry crane for metal structure production which characterized in that: comprises a support arm main body (100), a first connecting block (200), a second connecting block (300), a base (400) and a control panel (500), wherein the first connecting block (200) is fixedly connected with the top of the support arm main body (100), a support frame (210) is fixedly connected with the lower side of the front side wall of the first connecting block (200), a first connecting plate (211) is fixedly connected with the left side of the top of the support frame (210), a second connecting plate (212) is fixedly connected with the middle of the top of the support frame (210), a third connecting plate (213) is fixedly connected with the right side of the top of the support frame (210), a motor (214) is fixedly connected with the left side wall of the first connecting plate (211), a rotating shaft (215) is fixedly connected with the output end of the motor (214), the tail end of the rotating shaft (215) is rotatably connected with the inner side wall of the third connecting plate (213), the second connecting block (300) is fixedly connected with the bottom of the support arm main body (100), the base (400) is fixedly connected with the bottom of the second connecting block (300), the control panel (500) is embedded at the lower side of the top of the base (400), a rotating frame (110) is fixedly connected with the left upper side wall of the left side wall of the support arm main body (100), and a rotating frame (110) is fixedly connected with a rotating frame sleeve (111), the utility model discloses a lifting frame, including support sleeve post (111), inner wall top fixedly connected with electric telescopic handle (112), the bottom fixedly connected with of electric telescopic handle (112) connects carousel (113), side wall downside fixedly connected with triangle truss (120) about support arm main part (100), the terminal fixed connection of triangle truss (120) is in the top left and right sides of base (400), open the preceding side wall left and right sides of support arm main part (100) has spout (130), the inside wall sliding connection of spout (130) has slider (131), the preceding side wall fixedly connected with lifting frame (132) of slider (131), the bottom fixedly connected with hydraulic stem (133) of lifting frame (132), the spring has been cup jointed in the outside of hydraulic stem (133), rear side wall downside fixedly connected with electro-magnet (134) of lifting frame (132), front side fixedly connected with speedtransmitter (135) on the left side wall of lifting frame (132), rear side fixedly connected with distance sensor (136) on the left side wall of lifting frame (132).

2. The support arm of the gantry crane for producing metal structures of claim 1, wherein: the outer side wall upper side of the support arm main body (100) is fixedly connected with a support plate (140), a through hole (141) is formed in the front side of the top of the support plate (140), and a handrail (142) is fixedly connected to the top of the support plate (140) in a circle.

3. The support arm of the gantry crane for producing metal structures of claim 1, wherein: the inside wall of connecting carousel (113) rotates and is connected with support carousel (114), the bottom fixedly connected with bottom plate (115) of support carousel (114).

4. The support arm of the gantry crane for producing metal structures of claim 1, wherein: the bottom of the hydraulic rod (133) is fixedly connected with a buffer plate (137), and the middle of the left side and the right side of the top of the lifting frame (132) is fixedly connected with a rope hook (138).

5. The support arm of the gantry crane for producing metal structures of claim 1, wherein: the tail end of the rotating shaft (215) penetrates through the left side wall of the second connecting plate (212) and extends to the right side of the second connecting plate (212), a sliding rope (216) is sleeved on the outer side wall of the rotating shaft (215), and the tail end of the sliding rope (216) is fixedly connected to the inner side wall of the rope hook (138).

6. The support arm of the gantry crane for producing metal structures of claim 1, wherein: the rear side walls of the first connecting plate (211), the second connecting plate (212) and the third connecting plate (213) are fixedly connected to the upper side of the front side wall of the first connecting block (200).

7. The support arm of a metal structure producing gantry crane according to claim 1, wherein: the control panel (500) is electrically connected with the electromagnet (134), the speed sensor (135), the distance sensor (136), the motor (214) and the electric telescopic rod (112) through electric wires.

Images