CN202006827U

CN202006827U - Beam

Info

Publication number: CN202006827U
Application number: CN2011200201407U
Authority: CN
Inventors: 王树龙
Original assignee: Individual
Current assignee: Individual
Priority date: 2011-01-21
Filing date: 2011-01-21
Publication date: 2011-10-12
Anticipated expiration: 2021-01-21

Abstract

The utility model relates to a beam and belongs to the technical field of a component of a goods vehicle. The beam is used for loading goods and comprises a square box, two movable joints, a first positioning pin, a second positioning pin and two steel wires, wherein the square box is made of steel; the two movable joints have the same shapes and are symmetrically arranged at both the left end and the right end of an inner cavity of the square box; the movable joint positioned at the right end of the inner cavity of the square box consists of two groove plates and hooks, wherein the groove plates have symmetrical shapes and C-shaped sections; the web plates of the two groove plates are arranged oppositely; wing plates of the two groove plates are arranged in a deviated way; the two web plates are riveted through a plurality of vertical shafts; the hooks are arranged at the right ends of the two web plates; both ends of each steel wire are respectively stretched and fixed on shafts of the first positioning pin and the second positioning pin; two pin shafts are respectively arranged between the left part and the right part below the inner walls of the front wall and the rear wall of the square box; the two pin shafts are pressed above the two steel wires; and a stretching prestressing force of the two steel wires is within 2,000 to 3,000KG. Compared with an aluminium alloy beam, the using bearing capacity of the steel beam is improved.

Description

Crossbeam

Technical field

The utility model relates to the member of the bearing goods of load carrying vehicle, relates to crossbeam used on a kind of boxcar specifically.

Background technology

Require the goods of boxed truck must be placed on the crossbeam in the U.S., crossbeam is installed in the loading space of boxed truck, selling maximum products at American market at present is the crossbeam that aluminum alloy is made, this crossbeam material price is expensive, as Fig. 1, Fig. 2 and shown in Figure 3, this crossbeam comprises two active joints 2 ' that shape is identical, the square box 3 ' that two ends, the left and right sides connect, first locating dowel pin 4 ' and second locating dowel pin 5 ', two active joints 2 ' are symmetricly set in the left side of square box 3 ', right-hand member, the active joint 2 ' that is positioned at square box 3 ' right-hand member is that the frid 21 ' and the hook 22 ' of C type formed by the cross section of two shape symmetries, frid 21 ' is by a rectangle web 211 ' and be positioned on the web 211 ', two wing plates 212 ' of lower end constitute, the web 211 ' of two frids 21 ' is oppositely arranged, wing plate 212 ' is from setting, be riveted together by several vertical shafts between two webs 211 ', hook 22 ' is arranged at the right-hand member of two webs 211 ', near the hook 22 ' direction two webs 211 ' vertically be respectively equipped with a level to slotted hole 2111 ' to the middle part, the left end of web 211 ' stretches into square box 3 ' inner chamber right-hand member, the active joint 2 ' that is positioned at square box 3 ' left end is the same with the connection mode of square box 3 ', repeat no more herein, first locating dowel pin 4 ' pass square box 3 ' left part before, rear wall and be positioned at the slotted hole 2111 ' of active joint 2 ' of square box 3 ' left end after the active joint 2 ' of left end is linked together with square box 3 ', second locating dowel pin 5 ' pass square box 3 ' right part before, rear wall and be positioned at the slotted hole 2111 ' of active joint 2 ' of square box 3 ' right-hand member after the active joint 2 ' of right-hand member is linked together with square box 3 ', be illustrated in figure 4 as and hang the road structural representation, this extension road is installed on two side plate inwalls of loading space, this hangs road 6 ' is the rectangle batten, the tool upper edge vertically is provided with several horizontal I-shape grooves 61 ' to from top to bottom, during use, the hook 22 ' of two active joints 2 ' of crossbeam is hung in extension road groove 61 ' on the loading space side plate goes up and get final product, the position of crossbeam placement can up-down adjustment.

The thickness of the frid 21 ' of this crossbeam is 3mm, conducts oneself with dignity to be 7.84kg, uses bearing capacity 900kg, and actual destructive force is 2300KG.

The utility model content

The purpose of this utility model provides a kind of crossbeam, and tool can improve the use bearing capacity.

In order to realize such scheme, technical solution of the present utility model is: a kind of crossbeam, comprise square box, two shapes are identical and left, the right side is symmetricly set in a square box inner chamber left side, the active joint of right-hand member and first, two locating dowel pins, the active joint that is positioned at described square box inner chamber right-hand member is that the frid and the hook of C type formed by the cross section of two shape symmetries, described frid is by a web and being positioned on the described web, two wing plates of lower end constitute, the web of two described frids is oppositely arranged, described wing plate is from setting, be riveted together by several vertical shafts between two described webs, described hook is arranged at the right-hand member of two described webs, square box described in the tool and active joint are made by steel, also comprise two steel wires, the two ends of every described steel wire stretch respectively and are fixed in described first, on the axle of two locating dowel pins, before the described square box, be separately installed with a bearing pin between the portion about the inwall below of rear wall, two described bearing pins are pressed in the top of two described steel wires, and the stretching prestress of two described steel wires is 2000-3000KG.

The utility model crossbeam, described first and second locating dowel pin outside is fixed in by heading in the two ends of steel wire described in the tool.

The utility model crossbeam, web described in the tool is big top and small bottom right-angled trapezium plate, the hypotenuse of described web inserts the inner chamber of square box, the portion straight down of two webs of close described hook direction is provided with a level respectively to slotted hole, described first locating dowel pin passes the front and back walls of described square box left part and the slotted hole of left end active joint, and described second locating dowel pin passes the front and back walls of square box right part and the slotted hole of right-hand member active joint.

After adopting such scheme, the utility model crossbeam is by installing the steel wire that two velamens stretch between first and second locating dowel pin, and the stretching prestress of steel wire is 2000-3000KG, and selects for use steel to make this crossbeam, and tool can improve the use bearing capacity of crossbeam.

Description of drawings

Fig. 1 is the structural representation of existing crossbeam;

Fig. 2 is the active joint master TV structure scheme drawing of existing crossbeam;

Fig. 3 is the right TV structure scheme drawing of the active joint of existing crossbeam;

Fig. 4 is the existing road structural representation of hanging;

Fig. 5 is the structural representation of the utility model crossbeam;

Fig. 6 is the active joint structural representation of the utility model crossbeam;

Fig. 7 is the cutaway top view that the utility model crossbeam removes active joint.

The specific embodiment

The utility model crossbeam comprises the square box 1 that steel are made as shown in Figure 5, two shapes are identical and left, the right side is symmetricly set in square box 1 an inner chamber left side, the active joint 2 that the steel of right-hand member are made, first locating dowel pin 3, second locating dowel pin 4 and two steel wires 6, consult shown in Figure 6, the active joint 2 that is positioned at square box 1 inner chamber right-hand member is that the frid 21 and the hook 22 of C type formed by the cross section of two shape symmetries, frid 21 is by a web 211 and be positioned on the web 211, two wing plates 212 of lower end constitute, the thickness of web 211 is 2mm, web 211 is big top and small bottom right-angled trapezium plate, the hypotenuse of web 211 and the angle on base are 45 degree, the hypotenuse of web 211 inserts the inner chamber of square box 1, portion straight down near two webs 211 linking up with 22 directions is provided with a level respectively to slotted hole 2111, the web 211 of two frids 21 is oppositely arranged, wing plate 212 is from setting, be riveted together by several vertical shafts between two webs 211, hook 22 is arranged at the right-hand member of two webs 211, first locating dowel pin 3 pass square box 1 left part before, the slotted hole 2111 of rear wall and left end active joint 2, second locating dowel pin 4 pass square box 1 right part before, the slotted hole 2111 of rear wall and right-hand member active joint 2, consult shown in Figure 7, the two ends of every steel wire 6 stretch respectively and are fixed on the axle of first locating dowel pin 3 and second locating dowel pin 4 by heading 20, the stretching prestress of steel wire 6 is 2000-3000KG, this embodiment selects 2500KG for use, before the square box 1, be separately installed with the top that 7, two bearing pins 7 of a bearing pin are pressed in the steel wire 6 of two velamens stretching between the portion about the inwall below of rear wall.

During use, two hooks 22 of crossbeam are hung in the extension road groove that is installed on loading space left side plate inwall, the utility model is set to the right-angled trapezium plate by the web 211 with frid 21, simultaneously with the level on the web 211 to slotted hole 2111 by original bottom that vertically moves to web 211 to the middle part, make the web area on slotted hole 2111 tops become big, can improve the bearing capacity of active joint 2 like this, at the square box inner chamber steel wire 6 that two velamens stretch is installed simultaneously, improved the bearing capacity of whole crossbeam, the deadweight of the utility model crossbeam is 9.5KG, use bearing capacity to be 900KG, and actual destructive force is 2500KG, and tool has improved than the use bearing capacity of existing aluminum alloy crossbeam.

The above embodiment is described preferred implementation of the present utility model; be not that scope of the present utility model is limited; under the prerequisite that does not break away from the utility model design spirit; various distortion and improvement that the common engineering staff in this area make the technical solution of the utility model all should fall in the definite protection domain of claims of the present utility model.

Claims

1. crossbeam, comprise square box (1), two shapes are identical and left, the right side is symmetricly set in square box (a 1) inner chamber left side, the active joint of right-hand member (2) and first, two locating dowel pins (3,4), the active joint (2) that is positioned at described square box (1) inner chamber right-hand member is that the frid (21) and the hook (22) of C type formed by the cross section of two shape symmetries, described frid (21) is by a web (211) and be positioned on the described web (211), two wing plates (212) of lower end constitute, the web (211) of two described frids (21) is oppositely arranged, described wing plate (212) is from setting, be riveted together by several vertical shafts between two described webs (211), described hook (22) is arranged at the right-hand member of two described webs (211), it is characterized in that: described square box (1) and active joint (2) are made by steel, also comprise two steel wires (6), the two ends of every described steel wire (6) stretch respectively and are fixed in described first, two locating dowel pins (3,4) on the axle, described square box (1) is preceding, be separately installed with a bearing pin (7) between the portion about the inwall below of rear wall, two described bearing pins (7) are pressed in the top of two described steel wires (6), and the stretching prestress of two described steel wires is 2000-3000KG.

2. crossbeam as claimed in claim 1 is characterized in that: described first and second locating dowel pin (3,4) outside is fixed in by heading (20) in the two ends of described steel wire (6).

3. crossbeam as claimed in claim 1 or 2, it is characterized in that: described web (211) is big top and small bottom right-angled trapezium plate, the hypotenuse of described web (211) inserts the inner chamber of square box (1), the portion straight down of two webs (211) of close described hook (22) direction is provided with a level respectively to slotted hole (2111), described first locating dowel pin (3) pass described square box (1) left part before, the slotted hole (2111) of rear wall and left end active joint (2), described second locating dowel pin (4) pass square box (1) right part before, the slotted hole (2111) of rear wall and right-hand member active joint (2).