Large-pipe-diameter nodular cast iron pipe installation reaction frame device

Abstract

The utility model relates to the technical field of large-pipe-diameter nodular cast iron pipe installation, in particular to a large-pipe-diameter nodular cast iron pipe installation reaction frame device, and solves the technical problem that in the prior art, an effective reaction frame device is lacked when a large-pipe-diameter nodular cast iron pipe is installed so as to facilitate actual construction. The hoisting auxiliary support frame is used for being clamped on the outer diameter of the nodular cast iron pipe in the hoisting direction to form major arc side clamping points. The two ends of the hoisting auxiliary support frame are each provided with a set of outer edge clamping structure, and the outer edge clamping structures can be clamped to the outer wall of one end of the nodular cast iron pipe to form two clamping points. Each group of outer edge clamping structures is connected with a clamping frame through a connecting part in the length direction of the nodular cast iron pipe; the technical scheme has the advantages that the arrangement of large-scale and large-volume clamping frames can be effectively reduced, the use of hoisting equipment is reduced, the arrangement and configuration can be quickly completed, and the installation period is shortened.

Description

Technical Field

[0001] The utility model relates to the technical field of large-diameter ductile iron pipe installation, in particular to a reaction frame device for installing large-diameter ductile iron pipes. Background Art

[0002] Currently, the specifications of ductile iron pipes range from DN80 to 2600. In engineering installation, when the pipe diameter exceeds DN800, it is called "large pipe diameter", that is, when designing the installation of large-diameter ductile iron pipes, it is necessary to connect auxiliary devices for reasonable reaction force support to facilitate installation if necessary.

[0003] Obviously, when it comes to installation methods involving large pipe diameters, it is necessary to use lifting at both ends or form an effective reaction support to arrange the lifting point in the center for lifting. Lifting on both sides consumes construction equipment, the lifting safety of the balance point is poor, and many auxiliary facilities are arranged, which affects the construction progress. Utility Model Content

[0004] The utility model solves the technical problem in the prior art that there is a lack of an effective reaction frame device when installing large-diameter ductile iron pipes to facilitate actual construction, and provides a reaction frame device for installing large-diameter ductile iron pipes.

[0005] In order to achieve the above purpose, the present invention provides the following technical solutions:

[0006] The utility model provides a reaction frame device for installing a large-diameter ductile iron pipe, comprising:

[0007] A lifting auxiliary bracket frame has an upper end clamping structure, which is used to clamp on the outer diameter of the ductile iron pipe in the lifting direction to form a clamping point on the superior arc side;

[0008] A set of outer edge clamping structures are respectively provided at both ends of the hoisting auxiliary bracket frame, and the outer edge clamping structures can be clamped on the outer wall of one end of the ductile iron pipe to form two clamping points;

[0009] The two clamping points are located on the inferior arc side of the cross section of the ductile iron pipe;

[0010] Each set of the outer edge clamping structures is connected to a clamping frame along the length direction of the ductile iron pipe via a connecting component;

[0011] The connecting component is composed of a steel wire rope and a tensioning hoist;

[0012] The clamping frame is arranged at one end away from the lifting auxiliary bracket frame;

[0013] The clamping frame has two rotatable clamping ends, and the clamping ends are driven by the corresponding connecting parts to form a clamping force on the outer diameter of the ductile iron pipe;

[0014] Wherein, the outer edge clamping structure can be connected to the first lifting belt.

[0015] Furthermore, the clamping frame includes:

[0016] The arc-shaped fitting portion is constructed in an arc shape, with lifting belt connecting portions formed on both sides thereof;

[0017] The lifting belt connecting portion is provided with a plurality of lifting belt connecting ports;

[0018] Each of the lifting belt connecting parts is correspondingly provided with a pair of lifting belts for connection, and the lifting belts can be arranged around the ductile iron pipe.

[0019] Furthermore, both ends of the arc-shaped fitting portion are respectively connected to the clamping end via a rotating shaft;

[0020] Each set of clamping ends includes:

[0021] An arc-shaped clamping frame, wherein the arc-shaped clamping frame forms an arc-shaped clamping surface;

[0022] A plurality of groups of reinforcing ribs are provided on the arc-shaped clamping frame, and the plurality of groups of reinforcing ribs can be arranged in a staggered manner horizontally and vertically.

[0023] Furthermore, the tensioning hoist has a hook end and a chain fixing end, a pull ring is provided on the chain fixing end, and the pull ring is fixedly connected to the reinforcing rib through a U-shaped buckle.

[0024] Furthermore, the hook end is used to connect the steel wire rope.

[0025] Furthermore, the outer edge clamping structure includes:

[0026] a pull rope connecting portion, connected to the steel wire pull rope;

[0027] An outer edge clamping portion, which forms a clamping groove, the clamping groove can be clamped at the wall thickness of the ductile iron pipe, an adjustment bolt can be set on the outer edge clamping portion, and the outer edge clamping portion is fixedly set on a fixing portion;

[0028] The pull rope connecting portion is connected to the portion of the outer edge clamping portion located at the outer diameter of the ductile iron pipe.

[0029] Furthermore, the auxiliary lifting bracket frame includes:

[0030] a main balance beam portion, arranged parallel to the horizontal plane and located on the inferior arc side of the ductile iron pipe;

[0031] The ends of the main balance beam are respectively connected to a group of the fixing parts;

[0032] an H-shaped frame connected to the main balance beam and having the same centerline as the main balance beam;

[0033] The H-shaped frame is provided with a stable crossbeam.

[0034] Furthermore, the top of the H-shaped frame forms an extension section;

[0035] A positioning rod column is vertically connected to the extension section, and the positioning rod column can contact the outer diameter of the ductile iron pipe to form the major arc side clamping point.

[0036] Furthermore, a lifting belt connector is provided on the side of the pull rope connecting portion, and the lifting belt connector is used to pass the first lifting belt.

[0037] The utility model has the following beneficial effects:

[0038] The advantage of this technical solution is that it can effectively reduce the layout of large-scale and bulky clamping frames, reduce the use of lifting equipment, and can be quickly arranged and configured, thus reducing the installation period. BRIEF DESCRIPTION OF THE DRAWINGS

[0039] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the following briefly introduces the drawings required for use in the embodiments. Obviously, the drawings described below are only some embodiments recorded in the present invention. For ordinary technicians in this field, other drawings can also be obtained based on these drawings.

[0040] Figure 1 It is a schematic diagram of the utility model in a top view;

[0041] Figure 2 This is a schematic diagram of the auxiliary lifting bracket frame of the utility model;

[0042] Figure 3 This is a schematic diagram of the clamping frame of the present utility model;

[0043] Figure 4 This is an embodiment of the U-shaped buckle connection of the utility model;

[0044] Figure 5 This is an embodiment of the present invention in which the reinforcing ribs 313 are cross-connected.

[0045] Reference numerals:

[0046] Lifting auxiliary support frame 10, upper end clamping structure 101, ductile iron pipe 1 at the lifting and superior arc side clamping point 101a;

[0047] Outer edge clamping structure 102, clamping point 102a, connecting component 20, clamping frame 30;

[0048] Steel wire rope 201, tensioning hoist 202, clamping end 301, first lifting belt 111;

[0049] Arc-shaped fitting portion 31, lifting belt connecting portion 32, lifting belt connecting port 33;

[0050] Lifting belt 3, rotating shaft 310, arc-shaped clamping frame 311, arc-shaped clamping surface 312;

[0051] Reinforcement bar 313, hook end 202a, chain fixed end 202b, pull ring 202c, U-shaped buckle 320;

[0052] The pull rope connecting portion 130, the outer edge clamping portion 140, the clamping groove 141, the adjustment bolt 142, and the fixing portion 143;

[0053] Main balance beam 11, H-shaped frame 12, stabilizing beam 133, extension section 12a;

[0054] Positioning pole column 13, lifting belt connector 112. DETAILED DESCRIPTION

[0055] In order to enable those skilled in the art to better understand the technical solution of the present invention, the present invention will be further described in detail below with reference to the accompanying drawings.

[0056] The utility model solves the technical problem in the prior art that there is a lack of an effective reaction frame device for the installation of large-diameter ductile iron pipes to facilitate actual construction, and provides a reaction frame device for installing large-diameter ductile iron pipes, as shown in the attached Figure 2 In the figure, the arrangement of one side of the ductile iron pipe 1 is shown. Figure 3 The arrangement of the other side of the ductile iron pipe 1 is shown in the middle. Figure 2 The center is where the main lifting force is applied. The connecting component 20 and the clamping frame 30 are used to achieve reaction force support to balance the forces at both ends, ultimately reducing the lifting arrangement. The large-diameter ductile iron pipe installation reaction frame device includes:

[0057] The auxiliary lifting bracket frame 10 has an upper end clamping structure 101, which is used to clamp on the outer diameter of the ductile iron pipe 1 in the lifting direction to form a major arc side clamping point 101a;

[0058] A set of outer edge clamping structures 102 are respectively provided at both ends of the hoisting auxiliary bracket frame 10. The outer edge clamping structure 102 can be clamped on the outer wall of one end of the ductile iron pipe 1 to form two clamping points 102a.

[0059] That is, in the attached Figure 2 One side utilizes the top and wall thickness of the ductile iron pipe 1 to form a total of four clamping positioning positions, and the two clamping points 102a are located on the inferior arc side of the cross section of the ductile iron pipe 1;

[0060] Afterwards, each set of outer edge clamping structures 102 is connected to a clamping frame 30 along the length direction of the ductile iron pipe 1 through a connecting component 20; the connecting component 20 is composed of a steel wire rope 201 and a tensioning hoist 202;

[0061] Among them, the outer edge clamping structure 102 can be connected to the first lifting belt 111. When the first lifting belt 111 is lifted, the four clamping positions realize the reaction force support, and then the connecting component 20 drives the clamping frame 30. The clamping frame 30 realizes the clamping of the other side of the ductile iron pipe 1, that is, the auxiliary lifting support frame 10 is rigid, while the other side is flexible. The clamping frame 30 is arranged at one end away from the auxiliary lifting support frame 10; the clamping frame 30 has two rotatable clamping ends 301, and the clamping ends 301 are driven by the corresponding connecting components 20 to form a clamping force on the outer diameter of the ductile iron pipe 1; this flexible connection adjustment is completed by relying on the cooperation of the wire rope 201 and the tensioning hoist 202;

[0062] Therefore, the advantage of this technical solution is that it can effectively reduce the layout of large-scale and large-volume clamping frames, reduce the use of lifting equipment, and can quickly complete the layout and configuration, thereby reducing the installation period.

[0063] In a specific embodiment, please refer to the attached Figure 1 、 3 As shown, the clamping frame 30 includes: an arc-shaped fitting portion 31, which has an arc-shaped structure and has lifting belt connection portions 32 formed on both sides; a plurality of lifting belt connection ports 33 are provided on the lifting belt connection portion 32; each lifting belt connection portion 32 is correspondingly passed through and connected to a pair of lifting belts 3, and the lifting belts 3 can be arranged around the ductile iron pipe 1, and the auxiliary lifting belts 3 need to be connected to the first lifting belt 111 for cooperation in lifting.

[0064] In a specific embodiment, please refer to the attached Figure 3 As shown, both ends of the arc-shaped fitting portion 31 are connected to the clamping end 301 respectively through the rotating shaft 310;

[0065] Each group of clamping ends 301 includes: an arc-shaped clamping frame 311, the arc-shaped clamping frame 311 forms an arc-shaped clamping surface 312; a plurality of groups of reinforcing ribs 313 are provided on the arc-shaped clamping frame 311, and the plurality of groups of reinforcing ribs 313 can be arranged in a staggered manner horizontally and vertically.

[0066] In a specific embodiment, please refer to the attached Figure 1-5 As shown, the tensioning hoist 202 has a hook end 202a and a chain fixing end 202b. The chain fixing end 202b is provided with a pull ring 202c, and the pull ring 202c is fixedly connected to the reinforcing rib 313 through a U-shaped buckle 320.

[0067] In a specific embodiment, please refer to the attached Figure 1-5 As shown, the hook end 202a is used to connect the steel wire rope 201.

[0068] In a specific embodiment, please refer to the attached Figure 1 As shown, the outer edge clamping structure 102 includes:

[0069] A pull rope connection portion 130 connected to the steel wire pull rope 201;

[0070] The outer edge clamping portion 140 forms a clamping groove 141, which can be clamped at the wall thickness of the ductile iron pipe 1. An adjusting bolt 142 can be provided on the outer edge clamping portion 140, and the outer edge clamping portion 140 is fixedly provided on a fixing portion 143;

[0071] The pull rope connecting portion 130 is connected to the outer edge clamping portion 140 located at the outer diameter of the ductile iron pipe 1.

[0072] In a specific embodiment, please refer to the attached Figure 1 、 2 As shown, the lifting auxiliary support frame 10 includes: a main balance beam portion 11, which is arranged parallel to the horizontal plane and located on the inferior arc side of the ductile iron pipe 1; the ends of the main balance beam portion 11 are respectively connected to a group of fixing portions 143; an H-shaped frame 12, which is connected to the main balance beam portion 11 and has the same center line as the main balance beam portion 11; and a stabilizing crossbeam 133 is provided on the H-shaped frame 12.

[0073] In a specific embodiment, please refer to the attached Figure 1 、 2 As shown, the top of the H-shaped frame 12 forms an extension section 12a;

[0074] A positioning rod column 13 is vertically connected to the extension section 12a. The positioning rod column 13 can contact the outer diameter of the ductile iron pipe 1 to form a major arc side clamping point 101a.

[0075] In a specific embodiment, please refer to the attached Figure 1-5 As shown, a lifting belt connector 112 is provided on the side of the pull rope connecting portion 130 , and the lifting belt connector 112 is used to pass the first lifting belt 111 .

[0076] The above description is merely illustrative of certain exemplary embodiments of the present invention. It goes without saying that those skilled in the art will be able to modify the described embodiments in various ways without departing from the spirit and scope of the present invention. Therefore, the above drawings and description are illustrative in nature and should not be construed as limiting the scope of protection of the claims of the present invention.

Claims

1. A reaction frame device for installing large diameter ductile iron pipes, characterized in that: include: A lifting auxiliary support frame (10) has an upper end clamping structure (101) for clamping on the outer diameter of the ductile iron pipe (1) in the lifting direction to form a major arc side clamping point (101a); A set of outer edge clamping structures (102) are respectively provided at both ends of the hoisting auxiliary bracket frame (10), and the outer edge clamping structures (102) can be clamped on the outer wall of one end of the ductile iron pipe (1) to form two clamping points (102a); The two clamping points (102a) are located on the inferior arc side of the cross section of the ductile iron pipe (1); Each set of the outer edge clamping structures (102) is connected to a clamping frame (30) along the length direction of the ductile iron pipe (1) via a connecting component (20); The connecting component (20) is composed of a steel wire rope (201) and a tensioning hoist (202); The clamping frame (30) is arranged at one end away from the lifting auxiliary support frame (10); The clamping frame (30) has two rotatable clamping ends (301), and the clamping ends (301) are driven and pulled by the corresponding connecting components (20) to form a clamping force on the outer diameter of the ductile iron pipe (1); Wherein, the outer edge clamping structure (102) can be connected to the first lifting belt (111).

2. The large diameter ductile iron pipe mounting reaction frame device according to claim 1, characterized in that: The clamping frame (30) comprises: The arc-shaped fitting portion (31) is arc-shaped and has lifting belt connecting portions (32) formed on both sides thereof; The lifting belt connecting portion (32) is provided with a plurality of lifting belt connecting ports (33); Each lifting belt connection portion (32) is correspondingly connected to a pair of lifting belts (3), and the lifting belts (3) can be arranged around the ductile iron pipe (1).

3. The reaction frame device for installing a large diameter ductile iron pipe according to claim 2, characterized in that: Both ends of the arc-shaped fitting portion (31) are respectively connected to the clamping end (301) via a rotating shaft (310); Each set of the clamping ends (301) comprises: An arc-shaped clamping frame (311), wherein the arc-shaped clamping frame (311) forms an arc-shaped clamping surface (312); A plurality of groups of reinforcing ribs (313) are provided on the arc-shaped clamping frame (311), and the plurality of groups of reinforcing ribs (313) can be arranged in a staggered manner in the horizontal and vertical directions.

4. The reaction frame device for installing a large diameter ductile iron pipe according to claim 3, characterized in that: The tensioning hoist (202) has a hook end (202a) and a chain fixing end (202b), a pull ring (202c) is provided on the chain fixing end (202b), and the pull ring (202c) is fixedly connected to the reinforcing rib (313) through a U-shaped buckle (320).

5. The reaction frame device for installing a large diameter ductile iron pipe according to claim 4, characterized in that: The draw hook end (202a) is used for connecting the steel wire draw rope (201).

6. The reaction frame device for installing a large diameter ductile iron pipe according to claim 5, characterized in that: The outer edge clamping structure (102) includes: A pull rope connection portion (130) connected to the steel wire pull rope (201); An outer edge clamping portion (140) forms a clamping groove (141), the clamping groove (141) can be clamped at the wall thickness of the ductile iron pipe (1), an adjustment bolt (142) can be provided on the outer edge clamping portion (140), and the outer edge clamping portion (140) is fixedly provided on a fixing portion (143); The drawstring connection portion (130) is connected to a portion of the outer edge clamping portion (140) located on the outer diameter of the ductile iron pipe (1).

7. The reaction frame device for installing a large diameter ductile iron pipe according to claim 6, characterized in that: The hoisting auxiliary support frame (10) comprises: A main balance beam (11) is arranged parallel to the horizontal plane and is located on the inferior arc side of the ductile iron pipe (1); The ends of the main balance beam (11) are respectively connected to a group of fixing parts (143); An H-shaped frame (12) connected to the main balance beam (11) and having the same center line as the main balance beam (11); A stabilizing crossbeam (133) is provided on the H-shaped frame (12).

8. The reaction frame device for installing a large diameter ductile iron pipe according to claim 7, characterized in that: The top of the H-shaped frame (12) forms an extension section (12a); A positioning rod column (13) is vertically connected to the extension section (12a), and the positioning rod column (13) can contact the outer diameter of the ductile iron pipe (1) to form the major arc side clamping point (101a).

9. The reaction frame device for installing a large diameter ductile iron pipe according to claim 5, characterized in that: A lifting belt connector (112) is provided on the side of the pull rope connecting portion (130), and the lifting belt connector (112) is used for passing the first lifting belt (111).

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