Crane boom convenient to assemble and fix

Abstract

The utility model discloses a crane boom convenient to assemble and fix, which comprises an upright post, a support seat, a sleeve and a movable seat, the surface of the upright post is respectively and movably sleeved with the support seat and the sleeve, a support beam for supporting the boom is fixedly arranged on the side wall of the support seat, the boom is fixedly arranged on the side wall of the sleeve, and the movable seat is fixedly arranged on the support beam. The surface of the arm frame is movably sleeved with a movable seat, and a clamping rod extending into the clamping groove is fixedly connected into the movable seat. According to the utility model, the cantilever crane is mounted by adopting the detachable supporting seat, the sleeve and the movable seat, and is stably supported by the obliquely distributed supporting beams, so that the stability of the cantilever crane in the hoisting process can be ensured, the safety performance of the crane can be improved, and the hoisting distance is adjusted by adopting the connection of the extension arm and the cantilever crane; adjustment can be carried out according to the hoisting requirement and the installation requirement, limiting of the extension arm is achieved while assembling and fixing are carried out, rapid assembling and positioning are achieved, rapid assembling of the crane boom can be achieved, and using convenience is improved.

Description

Technical Field

[0001] The utility model relates to a crane boom, in particular to a crane boom which is easy to assemble and fix, and belongs to the technical field of crane booms. Background Art

[0002] The crane boom is an important component of the crane. It is used to support the lifting of containers so that the loading and unloading bridge has a certain lifting height and width. The boom is usually divided into a forward arm and a rearward arm. The forward arm can pitch or telescope to facilitate docking during ship loading and unloading. The structural forms of the boom mainly include truss-type boom and box-type boom.

[0003] The crane boom is used to support the lifting. Most existing crane booms are fixedly installed, which makes it difficult to quickly fix them during the actual assembly process. In addition, the boom weighs a lot, and it is difficult to ensure the support stability of the boom after assembly. Therefore, in order to solve the above problems, a crane boom that is easy to assemble and fix is ​​proposed. Utility Model Content

[0004] The purpose of the utility model is to provide a crane boom that is easy to assemble and fix in order to solve the above problems.

[0005] The utility model achieves the above-mentioned purpose through the following technical scheme: a crane boom that is easy to assemble and fix, comprising a column, a support seat, a sleeve and a movable seat, the surface of the column is movably sleeved with the support seat and the sleeve respectively, the side wall of the support seat is fixedly installed with a support beam for supporting the boom, the side wall of the sleeve is fixedly installed with the boom, and the surface of the boom is movably sleeved with the movable seat, the bottom of the movable seat is provided with a connecting seat connected to the support beam, an extension arm is movably sleeved inside the boom, a slot is provided on the surface of the extension arm, and a clamping rod extending to the inside of the slot is fixedly connected inside the movable seat.

[0006] Preferably, a connecting plate is fixedly connected to the bottom of the support seat, the connecting plate is fitly connected to the support plate installed on the column, and the edge of the connecting plate is fixedly connected to the support plate by bolts, the bottom of the column is fixedly connected to the base, and the column is connected to one side of the base through an inclined reinforcement rod.

[0007] Preferably, vertically distributed support rods are fixedly installed on the edge of the support seat, the support rods extend to both sides of the sleeve, a fixing plate with a U-shaped structure is fixedly installed on the outer wall of the sleeve, and the support rods are embedded and connected with the inside of the fixing plate.

[0008] Preferably, the outer wall of the sleeve is fixedly connected to a side panel, and the bottom of the side panel and the column are provided with through holes for the traction rope to pass through, one end of the traction rope is fixedly connected to the support beam, the other end of the traction rope is inserted into the fixed block and fixedly connected to the end, and the end is fixedly connected to the surface of the support seat through a knob.

[0009] Preferably, a limiting plate located below the arm support is provided inside the bottom end of the movable seat, and both ends of the limiting plate are fixedly connected to the movable seat by screws.

[0010] Preferably, two connecting seats are fixedly connected to the bottom of the movable seat, the two connecting seats and the interior of the supporting beam therebetween are penetrated and plugged with screw rods, and the ends of the screw rods are threadedly connected to the nuts.

[0011] The beneficial effects of the utility model are:

[0012] 1. This type of crane boom that is easy to assemble and fix adopts a detachable support seat, sleeve and movable seat to realize the installation of the boom, and realizes stable support of the boom through inclined support beams, which can ensure the stability of the boom during the lifting process and improve the safety performance of the crane;

[0013] 2. This type of crane boom, which is easy to assemble and fix, adopts an extension arm connected to the boom to achieve lifting distance adjustment. It can be adjusted according to lifting needs and installation needs, and the extension arm can be limited while assembling and fixing, so as to achieve rapid assembly and positioning, and can realize rapid assembly of the crane boom, thereby improving ease of use. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative labor.

[0015] Figure 1 This is a schematic diagram of the front view structure of the utility model;

[0016] Figure 2 This is a side view of the structure of the utility model;

[0017] Figure 3 It is a schematic diagram of the structure of the utility model from top view.

[0018] In the figure: 1, column, 2, base, 3, support plate, 4, support seat, 5, support beam, 6, connecting plate, 7, bolt, 8, traction rope, 9, fixing block, 10, end, 11, knob, 12, support rod, 13, sleeve, 14, fixing plate, 15, side plate, 16, arm, 17, extension arm, 18, slot, 19, movable seat, 20, clamping rod, 21, limit plate, 22, screw, 23, connecting seat, 24, screw, 25, nut. DETAILED DESCRIPTION

[0019] In order to make the purpose, features and advantages of the utility model more obvious and easy to understand, the technical scheme in the embodiment of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiment of the utility model. Obviously, the embodiment described below is only a part of the embodiment of the utility model, not all of the embodiments. Based on the embodiment of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0020] The technical solution of the utility model is further explained below with reference to the accompanying drawings and through specific implementation methods.

[0021] In the description of the present invention, it is necessary to understand that the terms "upper", "lower", "top", "bottom", "inside", "outside", etc., indicating orientations or positional relationships, are based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0022] See also Figure 1-3 As shown, a crane boom that is easy to assemble and fix, includes a column 1, a support seat 4, a sleeve 13 and a movable seat 19, the support seat 4 and the sleeve 13 are movably sleeved on the surface of the column 1, the support seat 4 is fixedly installed on the side wall of the support seat 4 with a support beam 5 for supporting the boom 16, the sleeve 13 is fixedly installed on the side wall of the sleeve, and the boom 16 is movably sleeved on the surface of the boom 16, and a connecting seat 23 connected to the support beam 5 is provided at the bottom of the movable seat 19, an extension arm 17 is movably sleeved inside the boom 16, a slot 18 is provided on the surface of the extension arm 17, and a clamping rod 20 extending to the inside of the slot 18 is fixedly connected inside the movable seat 19.

[0023] The bottom of the support seat 4 is fixedly connected with a connecting plate 6, which is fitted and connected to the supporting plate 3 installed on the column 1, and the edge of the connecting plate 6 is fixedly connected to the supporting plate 3 by bolts 7. The bottom of the column 1 is fixedly connected with a base 2, and the column 1 is connected to one side of the base 2 through an inclined reinforcing rod; the edge of the support seat 4 is fixedly buried with a vertically distributed support rod 12, the support rod 12 extends to both sides of the sleeve 13, and the outer wall of the sleeve 13 is fixedly installed with a fixing plate 14 of a U-shaped structure, and the support rod 12 is embedded and connected with the inside of the fixing plate 14; the outer wall of the sleeve 13 is fixedly connected with a side plate 15, and the bottom of the side plate 15 and the column 13 are fixedly connected. The columns 1 are all provided with through holes for the traction rope 8 to pass through, one end of the traction rope 8 is fixedly connected to the support beam 5, the other end of the traction rope 8 is inserted through the fixed block 9 and fixedly connected to the end head 10, and the end head 10 is fixedly connected to the surface of the support seat 4 through the knob 11; a limiting plate 21 is provided inside the bottom end of the movable seat 19 below the arm 16, and both ends of the limiting plate 21 are fixedly connected to the movable seat 19 by screws 22; two connecting seats 23 are fixedly connected to the bottom of the movable seat 19, and the two connecting seats 23 and the support beam 5 between them are inserted through the screw 24, and the end of the screw 24 is threadedly connected to the nut 25.

[0024] When the utility model is in use, the support seat 4 is sleeved on the column 1, so that the connecting plate 6 is fitted on the surface of the supporting plate 3 and fixed by the bolt 7, and then the sleeve 13 is sleeved on the top of the column 1. At this time, the support rod 12 is located inside the fixing plate 14 to realize the support of the sleeve 13. After the end 10 of the traction rope 8 passes through the column 1 and the side plate 15, the end 10 passes through the fixing block 9 and is fixed on the support seat 4 by the knob 11. The traction force of the traction rope 8 plays a limiting role on the support beam 5. After adjusting the length of the extension arm 17, the movable seat 19 is sleeved on the surface of the arm frame 16. At this time, the clamping rod 20 moves to the inside of the clamping groove 18 to limit the extension arm 17, and then the limiting plate 21 is installed at the bottom of the movable seat 19 and fixed by the screw 22. Finally, the screw rod 24 passes through the connecting seat 23 and the supporting beam 5 respectively, and then the nut 25 is tightened to realize the fixation of the movable seat 19, which can realize the rapid assembly of the jack and ensure the stability of the crane.

[0025] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-limiting from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims are included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

[0026] As described above, the above embodiments are only used to illustrate the technical solutions of the utility model, rather than to limit it. Although the utility model has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that the technical solutions described in the aforementioned embodiments can still be modified, or some of the technical features can be replaced by equivalents. However, these modifications or replacements do not deviate the essence of the corresponding technical solutions from the spirit and scope of the technical solutions of the various embodiments of the utility model.

Claims

1. A crane boom that is easy to assemble and fix, characterized in that: The invention comprises a column (1), a support seat (4), a sleeve (13) and a movable seat (19); the support seat (4) and the sleeve (13) are movably sleeved on the surface of the column (1); a support beam (5) for supporting an arm (16) is fixedly mounted on the side wall of the support seat (4); the arm (16) is fixedly mounted on the side wall of the sleeve (13); the surface of the arm (16) is movably sleeved on the movable seat (19); a connecting seat (23) connected to the support beam (5) is provided at the bottom of the movable seat (19); an extension arm (17) is movably sleeved inside the arm (16); a clamping groove (18) is provided on the surface of the extension arm (17); and a clamping rod (20) extending to the inside of the clamping groove (18) is fixedly connected inside the movable seat (19).

2. The crane boom that is easy to assemble and fix according to claim 1 is characterized in that: The bottom of the support seat (4) is fixedly connected to a connecting plate (6), the connecting plate (6) is fitted and connected to a supporting plate (3) installed on the column (1), and the edge of the connecting plate (6) is fixedly connected to the supporting plate (3) by bolts (7), the bottom of the column (1) is fixedly connected to a base (2), and the column (1) is connected to one side of the base (2) by an inclined reinforcement rod.

3. The crane boom that is easy to assemble and fix according to claim 1 is characterized in that: A vertically distributed support rod (12) is fixedly installed on the edge of the support seat (4), the support rod (12) extends to both sides of the sleeve (13), a U-shaped fixing plate (14) is fixedly installed on the outer wall of the sleeve (13), and the support rod (12) is internally engaged with the fixing plate (14).

4. The crane boom that is easy to assemble and fix according to claim 1 is characterized in that: The outer wall of the sleeve (13) is fixedly connected to a side plate (15), and the bottom of the side plate (15) and the column (1) are provided with through holes for the traction rope (8) to pass through. One end of the traction rope (8) is fixedly connected to the support beam (5), and the other end of the traction rope (8) is inserted into and inserted into the fixed block (9) and fixedly connected to the end head (10), and the end head (10) is fixedly connected to the surface of the support seat (4) through a knob (11).

5. The crane boom that is easy to assemble and fix according to claim 1 is characterized in that: A limiting plate (21) located below the arm support (16) is provided inside the bottom end of the movable seat (19), and both ends of the limiting plate (21) are fixedly connected to the movable seat (19) by screws (22).

6. The crane boom that is easy to assemble and fix according to claim 1 is characterized in that: The bottom of the movable seat (19) is fixedly connected to two connecting seats (23), the two connecting seats (23) and the interior of the supporting beam (5) therebetween are penetrated and plugged with a screw rod (24), and the end of the screw rod (24) is threadedly connected to a nut (25).

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