CN213595727U - Simple movable portal frame - Google Patents

Abstract

The utility model discloses a simple movable portal frame, which comprises a bearing rod and two supporting legs, wherein clamping cylinders are respectively arranged at two ends of one side of the bearing rod, a slide block is arranged in each clamping cylinder in a sliding fit manner, openings are arranged at two opposite sides of each clamping cylinder, gears are rotationally matched in the openings, clamping plates are respectively arranged at the peripheral sides of the two gears, and a limiting bulge is respectively arranged at one end of each opposite surface of the two clamping plates; the first opposite surface of slider all installs the teeth of a cogwheel with gear engaged with, and the second opposite surface of slider all installs the slide bar. The utility model discloses a joint section of thick bamboo and dead lever that set up, convenience of customers installs fast or dismantles when to the portal frame, through splint and the notch that sets up, can carry out the joint after the portal frame installation to reduce the condition that the portal frame breaks away from the dead lever.

Description

Simple movable portal frame

Technical Field

The utility model belongs to the technical field of the portal frame, especially, relate to a simple and easy portable portal frame.

Background

The movable hoisting portal frame is a novel small hoisting portal frame developed according to the needs of carrying equipment, warehouse goods feeding and discharging, hoisting and maintaining heavy equipment and material transportation in daily production of enterprises, is suitable for manufacturing dies, steam maintenance factories, mines and civil engineering construction sites, realizes hoisting mechanization, can reduce manpower, reduces production and operation cost, and improves work efficiency. The hoisting portal frame mainly has two specifications, namely, the portal frame moves on the ground in all directions, and the bearing wheel with the brake can move on the ground and is suitable for hoisting objects on the ground; and secondly, the steel rails are fixedly arranged on the floor surface or the beam, and the hoisting mechanization is realized through an electric or manual hoist, so that the manpower can be reduced, the production and operation cost is reduced, and the working efficiency is improved. The gantry is mostly applied to workpiece transportation of large-scale machine tool equipment, the tool volume and the weight of the machine tool equipment are large, the machining strength of the machine tool equipment is large, and the machining precision of the machine tool equipment is high, so that the reliability requirement of the machine tool equipment on the gantry is high, particularly the requirement on the overall rigidity and the stability of the gantry is high, and the hoisting machine, the winding drum, the light and small hoisting equipment for hoisting or pulling heavy objects by winding a steel wire rope or a chain, also called a winch, is also called a winch. The hoist can drag the heavy object vertically, horizontally or obliquely. The winding machine is divided into a manual winding machine and an electric winding machine. Electric winches are now the main. Can be used independently, can also be used as a component part in machinery such as hoisting, road building, mine hoisting and the like, and is widely applied due to simple operation, large rope winding amount and convenient displacement. The lifting device is mainly applied to material lifting or flat dragging of buildings, hydraulic engineering, forestry, mines, wharfs and the like.

The support frame of portal frame for construction that sells on the existing market is generally longer and heavier, and inconvenient constructor installs and dismantles, and the position of portal frame is not convenient for adjust after the installation is fixed simultaneously.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a simple and easy portable portal frame, through a joint section of thick bamboo and the dead lever that sets up, convenience of customers installs fast or dismantles when to the portal frame, through splint and the notch that sets up, can carry out the joint after the portal frame installation to reduce the condition that the portal frame breaks away from the dead lever, solved the problem that exists among the above-mentioned prior art.

In order to achieve the purpose, the utility model is realized by the following technical proposal:

a simple movable portal frame comprises a bearing rod and two supporting legs, wherein clamping cylinders are mounted at two ends of one side of the bearing rod, sliding blocks are matched in the clamping cylinders in a sliding mode, openings are formed in two opposite sides of each clamping cylinder, gears are matched in the openings in a rotating mode, clamping plates are mounted on the peripheral sides of the two gears, and limiting bulges are mounted at one ends of opposite surfaces of the two clamping plates;

the first opposite surfaces of the sliding blocks are provided with gear teeth meshed with the gears, the second opposite surfaces of the sliding blocks are provided with sliding rods, and the opposite surfaces of the inner walls of the clamping cylinders are provided with sliding chutes corresponding to the sliding rods;

the dead lever corresponding with the joint section of thick bamboo is installed to the one end of supporting leg, and the notch corresponding with spacing arch has been seted up to the week side of supporting leg.

Optionally, the supporting leg comprises a triangular fixing frame, and the upper side of the triangular fixing frame is fixedly connected with the fixing rod.

Optionally, two universal wheels are uniformly arranged on the lower sides of the two triangular fixing frames.

Optionally, four triangular protrusions are uniformly arranged on the upper side of the sliding block.

Optionally, the clamping cylinder is provided with a sleeve in sliding fit around, four limiting assemblies are uniformly arranged around the clamping cylinder, each limiting assembly comprises a limiting rod and a through hole, a baffle is arranged around the limiting rod extending into the through hole, a spring is arranged around the limiting rod, one end of the spring is fixedly connected with the baffle, and the other end of the spring is fixedly connected with the through hole.

Optionally, a protruding block corresponding to the triangular protrusion is installed at one end of the limiting rod extending out of the inner wall.

The embodiment of the utility model has the following beneficial effect:

the utility model discloses an embodiment is through a joint section of thick bamboo and the dead lever that sets up, and convenience of customers installs fast or dismantles when to the portal frame, through splint and the notch that sets up, can carry out the joint after the portal frame installation to reduce the condition that the portal frame breaks away from the dead lever.

Of course, it is not necessary for any particular product to achieve all of the above-described advantages at the same time.

Drawings

The accompanying drawings, which form a part of the present application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic perspective view of an embodiment of the present invention;

FIG. 2 is a schematic structural view of a clamping cylinder according to an embodiment of the present invention;

fig. 3 is a schematic side sectional view of a clamping cylinder according to an embodiment of the present invention;

fig. 4 is a schematic view of a fixing rod structure according to an embodiment of the present invention;

fig. 5 is a schematic structural diagram of a portion a in fig. 3.

Wherein the figures include the following reference numerals:

bearing bar 1, supporting leg 2, dead lever 201, notch 202, triangle mount 203, joint section of thick bamboo 3, slider 301, opening 302, gear 303, splint 304, spacing arch 305, slide bar 306, spout 307, universal wheel 4, spacing subassembly 5, gag lever post 501, through-hole 502, baffle 503, spring 504, lug 505, sleeve 6.

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. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses.

To maintain the following description of the embodiments of the present invention clear and concise, detailed descriptions of well-known functions and components may be omitted.

Referring to fig. 1-5, in the present embodiment, a simple mobile gantry is provided, which includes: the clamping device comprises a bearing rod 1 and two supporting legs 2, wherein clamping cylinders 3 are mounted at two ends of one side of the bearing rod 1, sliding blocks 301 are matched in the clamping cylinders 3 in a sliding mode, openings 302 are formed in two opposite sides of each clamping cylinder 3, gears 303 are matched in the openings 302 in a rotating mode, clamping plates 304 are mounted on the peripheral sides of the two gears 303, and limiting bulges 305 are mounted at one ends of opposite surfaces of the two clamping plates 304;

the first opposite surfaces of the sliding blocks 301 are provided with gear teeth meshed with the gears 303, the second opposite surfaces of the sliding blocks 301 are provided with sliding rods 306, and the opposite surfaces of the inner wall of the clamping cylinder 3 are provided with sliding grooves 307 corresponding to the sliding rods 306;

a fixing rod 201 corresponding to the clamping cylinder 3 is arranged at one end of the supporting leg 2, and a notch 202 corresponding to the limiting bulge 305 is arranged on the peripheral side of the supporting leg 2.

The application of one aspect of the embodiment is as follows: when the portal frame needs to be used, the clamping cylinder 3 of the lower side of the bearing rod 1 is installed on the upper sides of the two fixing rods 201, the fixing rods 201 are inserted into the clamping cylinder 3, the fixing rods 201 drive the sliding blocks 301 to move upwards, the sliding blocks 301 drive the gears 303 to rotate, the gears 303 drive the clamping plates 304 to move, the clamping plates 304 are clamped in the notches 202, the portal frame can be used, when the portal frame needs to be disassembled, the clamping plates 304 are separated from the notches 202, the sliding blocks 301 drive the clamping plates 304 to move through the gears 303, and the portal frame can be disassembled.

Through the clamping barrel 3 and the fixing rod 201 which are arranged, a user can install or detach the portal frame quickly, clamping can be carried out after the portal frame is installed through the clamping plate 304 and the notch 202 which are arranged, and therefore the situation that the portal frame is separated from the fixing rod 201 is reduced.

The supporting leg 2 of this embodiment includes a triangle fixing frame 203, and the upper side of the triangle fixing frame 203 is fixedly connected with the fixing rod 201.

Two universal wheels 4 are uniformly arranged on the lower sides of the two triangular fixing frames 203 of the embodiment. Through the universal wheel 4 who sets up, the user of being convenient for removes the portal frame.

Four triangular protrusions are uniformly arranged on the upper side of the sliding block 301.

The peripheral side of the clamping cylinder 3 of this embodiment is provided with a sleeve 6 in a sliding fit manner, four limiting assemblies 5 are uniformly arranged on the peripheral side of the clamping cylinder 3, each limiting assembly 5 comprises a limiting rod 501 and a through hole 502, a baffle 503 is arranged on the peripheral side of the limiting rod 501 extending into the through hole 502, a spring 504 is arranged on the peripheral side of the limiting rod 501, one end of the spring 504 is fixedly connected with the baffle 503, and the other end of the spring 504 is fixedly connected with the through hole 502. Through the sleeve 6 that sets up, can carry on spacingly to splint 304 when splint 304 carries out spacingly to dead lever 201 to prevent the condition that splint 304 drops.

The end of the stop lever 501 extending out of the inner wall of the embodiment is provided with a projection 505 corresponding to the triangular protrusion. Through the triangle protrusion and the convex block 505, the sliding block 301 can drive the limiting rod 501 to contract through the triangle protrusion.

The above embodiments may be combined with each other.

It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the application described herein are capable of operation in sequences other than those illustrated or described herein.

In the description of the present invention, it should be understood that the orientation or positional relationship indicated by the orientation words such as "front, back, up, down, left, right", "horizontal, vertical, horizontal" and "top, bottom" etc. are usually based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of description, and in the case of not making a contrary explanation, these orientation words do not indicate and imply that the device or element referred to must have a specific orientation or be constructed and operated in a specific orientation, and therefore, should not be interpreted as limiting the scope of the present invention; the terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself.

Claims (6)

1. The utility model provides a simple and easy portable portal frame which characterized in that includes: the support device comprises a bearing rod (1) and two support legs (2), wherein clamping cylinders (3) are mounted at two ends of one side of the bearing rod (1), sliding blocks (301) are matched in the clamping cylinders (3) in a sliding mode, openings (302) are formed in two opposite sides of each clamping cylinder (3), gears (303) are rotationally matched in the openings (302), clamping plates (304) are mounted on the peripheral sides of the two gears (303), and limiting bulges (305) are mounted at one ends of opposite surfaces of the two clamping plates (304);

gear teeth meshed with the gear (303) are arranged on the first opposite surfaces of the sliding blocks (301), sliding rods (306) are arranged on the second opposite surfaces of the sliding blocks (301), and sliding grooves (307) corresponding to the sliding rods (306) are formed in the opposite surfaces of the inner walls of the clamping cylinders (3);

a fixing rod (201) corresponding to the clamping cylinder (3) is installed at one end of the supporting leg (2), and notches (202) corresponding to the limiting bulges (305) are formed in the peripheral side of the supporting leg (2).

2. A simple mobile portal frame as claimed in claim 1, wherein the support legs (2) comprise a triangle fixing frame (203), and the upper side of the triangle fixing frame (203) is fixedly connected with the fixing rod (201).

3. A simple mobile portal frame as claimed in claim 1, wherein universal wheels (4) are uniformly installed on the lower side of the triangular fixing frame (203).

4. The portal frame of claim 1, wherein four triangular protrusions are uniformly installed on the upper side of the sliding block (301).

5. The simple movable portal frame of claim 1, wherein the clamping cylinder (3) is slidably fitted with a sleeve (6) on the periphery, four limiting assemblies (5) are uniformly arranged on the periphery of the clamping cylinder (3), each limiting assembly (5) comprises a limiting rod (501) and a through hole (502), a baffle (503) is arranged on the periphery of the limiting rod (501) extending into the through hole (502), a spring (504) is arranged on the periphery of the limiting rod (501), one end of the spring (504) is fixedly connected with the baffle (503), and the other end of the spring (504) is fixedly connected with the through hole (502).

6. The simple moving portal frame of claim 1, wherein a protrusion (505) corresponding to the triangular protrusion is installed at one end of the limiting rod (501) extending out of the inner wall.

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