CN216997502U

CN216997502U - Mounting bracket

Info

Publication number: CN216997502U
Application number: CN202220384260.3U
Authority: CN
Inventors: 王吉元; 蒙小换; 刘欢; 丁家才; 陈家国; 胡钊杰
Original assignee: Guangzhou Wenchong Shipbuilding Co ltd
Current assignee: Guangzhou Wenchong Shipbuilding Co ltd
Priority date: 2022-02-23
Filing date: 2022-02-23
Publication date: 2022-07-19
Anticipated expiration: 2032-02-23

Abstract

The utility model provides a mounting bracket, which comprises a fixed frame, an extension part and a tray; the fixing frame is internally provided with an accommodating space, and the top of the fixing frame is provided with a limiting hole in a penetrating way along the length direction of the mounting bracket; the extension part is arranged in the accommodating space and comprises a connecting shell, a fixed screw rod, a moving screw rod and a jacking rod; when the connecting shell rotates, the jacking rod fixed with the motion screw rod is limited in the limiting hole through the limiting part, so that the motion screw rod cannot rotate, and can only move along the extending direction of the limiting hole together with the jacking rod, namely, the linear motion of the connecting shell rotary motion conversion motion screw rod drives the jacking rod to ascend or descend, and the length of the jacking rod is adjusted.

Description

Mounting bracket

Technical Field

The utility model belongs to the technical field of ship processing, and particularly relates to an installation bracket.

Background

At present, in the shipbuilding field, a plurality of outfitting pieces are generally required to be installed on the front side of a deck, in addition, the deck section needs to be turned over and lifted during shipbuilding, and a plurality of lifting codes and carrying codes need to be installed to assist installation.

After the deck section is stripped, the front face of the deck section is downward, a buttress with the diameter of 1.8m or a portal with the diameter of 2.4m is selected to support the deck section, and then outfitting or hanging codes are installed on the front face of the deck section. Due to the fact that the outfitting or the hanging weight is heavy, the conventional installation method is that a plurality of people lift the outfitting or the hanging weight to be installed to the installation position on the front face of the deck and then fix the outfitting or the hanging weight by using a stacking plate or pull the outfitting or the hanging weight to the installation position by using a chain block, and the method is low in operation efficiency and needs to be erected for assisting installation. Therefore, it is necessary to develop a mounting bracket for installing outfitting or crane loads on the front side of the deck.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects and shortcomings in the prior art, and provides an installation bracket, which can adjust the height of a jacking rod to a specified position, reduce the operation of erecting a frame, reduce the operation procedure of installing outfitting parts on a deck, is flexible and convenient to operate, avoids direct contact with a component to be installed in the installation process, and improves the operation safety coefficient.

The utility model is realized by the following technical scheme:

a mounting bracket comprises a fixed frame, an extension part and a tray;

an accommodating space is arranged in the fixing frame, and a limiting hole is formed in the top of the fixing frame in a penetrating manner along the height direction of the mounting bracket;

the extension part is arranged in the accommodating space and comprises a connecting shell, a moving screw rod, a fixed screw rod and a jacking rod;

the fixed screw rod is arranged along the height direction of the mounting bracket, and the end part of the fixed screw rod is fixed at the bottom of the fixed frame;

the second nut of the connecting shell is in threaded connection with the moving screw rod;

the motion screw rod is arranged along the height direction of the mounting bracket, and the end part of the motion screw rod is fixedly connected with one end of the jacking rod;

two ends of the connecting shell are respectively in threaded connection with the fixed screw rod and the moving screw rod, the connecting shell drives the moving screw rod to reciprocate along the length direction of the connecting shell through axial rotation, and drives the jacking rod to penetrate out of the fixed frame from the limiting hole;

the tray is fixedly connected with the end part of the jacking rod.

The utility model provides an installation bracket, wherein a moving screw rod and a fixed screw rod are fixedly connected with a connecting shell, when the connecting shell rotates, a jacking rod fixed with the moving screw rod is limited in a limiting hole, so that the moving screw rod cannot rotate and can only move along the extending direction of the limiting hole together with the jacking rod, namely, the rotating motion of the connecting shell is converted into the linear motion of the moving screw rod, and the jacking rod is driven to ascend or descend so as to adjust the length of the jacking rod. The mounting bracket can adjust the height of the jacking rod to a specified position, reduces the operation of erecting the bracket, thereby reducing the operation procedure of installing outfitting parts on a deck, has flexible and convenient operation, avoids directly contacting with components to be installed in the installation process, and improves the operation safety coefficient.

Further, the installation bracket still includes the hand wheel, the hand wheel is the ring form, the casing of connecting shell is fixed to be worn to locate the inner ring of hand wheel. The connecting shell is fixed with the hand wheel, and the hand wheel is rotated to drive the connecting shell to rotate, so that the motion screw rod ascends or descends, and the lifting of the jacking rod and the tray is controlled.

Further, the connecting shell comprises a shell body, a first nut and a second nut; the first nut and the second nut are oppositely arranged at two ends of the shell along the length direction of the shell; the first nut is in threaded connection with the fixed screw rod, and the second nut is in threaded connection with the moving screw rod. This is a specific implementation mode, set up first nut and second nut at the both ends of casing, when the casing is rotatory, first nut is followed the screw thread direction of fixed lead screw is rotatory, the second nut is followed the screw thread direction of motion lead screw is rotatory, because motion lead screw with the lifting rod is spacing in spacing hole is unable rotatory, consequently motion lead screw with the lifting rod is followed the extending direction motion in spacing hole realizes the altitude mixture control of lifting rod.

Further, the fixing frame comprises a top disc, a base and a plurality of supporting columns, wherein two ends of each supporting column are fixed to the edges of the base and the top disc and enclose to form an accommodating space; the top disc penetrates through the limiting hole, and the extending direction of the limiting hole is the same as the length direction of the moving screw rod. In this embodiment, the fixing frame is used to reinforce the supporting strength of the mounting bracket, and the limiting hole formed in the top plate is used to limit the lifting rod and the moving screw rod.

Furthermore, the jacking rod comprises a rod body and a limiting part which is fixed on the periphery of the rod body in a protruding mode; the top end of the rod body is fixedly connected with the tray and movably penetrates through the limiting hole, and the bottom end of the rod body is fixedly connected with the motion screw rod; the shape of spacing portion with the shape phase-match of spacing hole, spacing portion circumference is spacing and axially move about to wear to locate in the spacing hole, the body of rod with spacing portion follows the extending direction motion in spacing hole. This is a specific implementation mode, the body of rod be used for with the motion lead screw is connected, and lifts the tray, spacing portion be used for with the body of rod is spacing in spacing downthehole, and make the body of rod with the unable circumferential direction of motion lead screw can only follow the extending direction motion in spacing hole.

Furthermore, the shell comprises two frame strips which are oppositely arranged, and two ends of each frame strip are fixedly connected with the first nut and the second nut respectively;

the extension part also comprises a protective sleeve with openings at two ends, and the protective sleeve is fixedly connected with the two frame strips and is positioned between the two frame strips; the motion screw rod is movably arranged in the protective sleeve in a penetrating way. The two frame strips, the first nut and the second nut are enclosed, the motion screw rod is located between the two frame strips and penetrates through the protective sleeve, the motion height of the motion screw rod can be conveniently observed through a gap between the two frame strips, and the protective sleeve is used for protecting the motion screw rod and enabling the motion screw rod not to be easily abraded or corroded.

Further, the tray is arranged on the jacking disc, the inner diameter of the limiting hole is not smaller than the outer diameter of the jacking rod and/or the outer diameter of the moving screw rod, and the inner diameter of the limiting hole is smaller than the tray. The jacking rod and/or the motion screw rod penetrate out of the limiting hole or enter the accommodating space, the tray is arranged on the jacking disc, ascends or descends along with the motion of the jacking rod and is limited by the jacking disc to descend, and the phenomenon that the tray excessively descends to cause the installation part lifted by the tray to be worn by the jacking disc is avoided.

Further, the tray includes lifting plate and spacing limit, spacing limit arch is fixed in lifting plate's edge, and with lifting plate encloses and forms the standing groove. The lifting disc is used for lifting an installation part, the installation part is arranged in the placing groove, and the limiting edge is used for limiting the installation part to prevent the installation part from falling.

Furthermore, the number of the support columns is at least two, and the support columns are symmetrically distributed by taking the motion screw rod as a center. The supporting columns are symmetrically distributed, so that the supporting strength is guaranteed, and meanwhile, an operator can conveniently rotate the hand wheel from a gap between the supporting columns.

Further, the top disc and the base are disc-shaped with equal cross-sectional areas, and the top disc, the supporting columns and the base are enclosed to form a cylindrical fixing frame. The top disc, the base and the supporting columns form a cylindrical fixing frame, and the top disc, the base and the supporting columns can be arranged on the ground to roll and are convenient to move.

For a better understanding and practice, the utility model is described in detail below with reference to the accompanying drawings.

Drawings

Fig. 1 is a front view of a mounting bracket of embodiment 1.

Fig. 2 is a plan view of the mounting bracket of embodiment 1.

Fig. 3 is a front view of the connection case of embodiment 1.

Fig. 4 is a front view of the jack-up rod of embodiment 1.

Fig. 5 is a front view of the mounting bracket lift of embodiment 1.

Detailed Description

The embodiments of the present invention will be described in further detail with reference to the drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of and not restrictive on the broad invention. It should be further noted that, for convenience of description, only some structures, not all structures, relating to the embodiments of the present invention are shown in the drawings.

Furthermore, the terms first, second, third and the like in the description and in the claims, are used for descriptive purposes only to distinguish one from another for purposes of description, and are not to be construed as indicating or implying relative importance or to imply that the indicated features are numbers, nor necessarily order or temporal order. The terms are interchangeable under appropriate circumstances. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature.

Similarly, the terms "fixed" and "connected," as used in the description and claims, are not to be construed as limited to direct connection. Thus, the expression "device a is connected to device B" should not be limited to devices or systems in which device a is directly connected to device B, which means that there is a path between device a and device B, which may be a path including other devices or tools.

Example 1

The present embodiment 1 provides a mounting bracket 10, fig. 1 is a front view of the mounting bracket 10, and as shown in fig. 1, the mounting bracket 10 includes a fixing frame 2, an extension part 1 and a tray 3;

fig. 2 is a top view of the mounting bracket, as shown in fig. 2, an accommodating space is provided in the fixing frame 2, and a limiting hole 211 is formed at the top of the fixing frame 2 along the height direction of the mounting bracket 10;

the extension part 1 is arranged in the accommodating space, and as shown in fig. 1, the extension part 1 comprises a connecting shell 13, a fixed screw rod 12, a moving screw rod 11 and a jacking rod 14;

the fixed screw rod 12 is arranged along the height direction of the mounting bracket 10, and the end part of the fixed screw rod is fixed at the bottom of the fixed frame 2;

the motion screw rod 11 is arranged along the height direction of the mounting bracket 10, and the end part of the motion screw rod is fixedly connected with one end of the jacking rod 14;

the tray 3 is fixedly connected with the end part of the lifting rod 14.

In this embodiment 1, a mounting bracket 10 is provided, in which a connecting shell 13 is fixedly connected to both a moving screw rod 11 and a fixing screw rod 12, and when the connecting shell 13 rotates, a lifting rod 14 fixed to the moving screw rod is limited in a limiting hole 211, so that the moving screw rod 11 cannot rotate and can only move along the extending direction of the limiting hole 211 together with the lifting rod 14, that is, the rotational motion of the connecting shell 13 is converted into a linear motion of the moving screw rod 11, thereby driving the lifting rod 14 to ascend or descend to adjust the length of the lifting rod 14. The mounting bracket 10 of the utility model can adjust the height of the jacking rod 14 to a designated position, reduce the mounting operation, thereby reducing the operation procedure of mounting outfitting parts on a deck and improving the operation safety factor.

Preferably, the mounting bracket 10 further includes a hand wheel 4, the hand wheel 4 is in a circular ring shape, and the connecting shell 13 is fixedly arranged on an inner ring of the hand wheel 4. Because the connecting shell 13 is fixed with the hand wheel 4, the hand wheel 4 is rotated, so that the connecting shell 13 is driven to rotate, the moving screw rod 11 is made to ascend or descend, and the ascending and descending of the jacking rod 14 and the tray 3 are controlled.

More preferably, fig. 3 is a front view of the coupling housing, and as shown in fig. 1 and 3, the coupling housing 13 includes a housing 131, a first nut 132, and a second nut 133; the first nut 132 and the second nut 133 are oppositely arranged along the length direction of the housing 131 and are located at two ends of the housing 131;

the first nut 132 is screwed to the stationary screw 12, and the second nut 133 is screwed to the moving screw 11.

In this embodiment, a first nut 132 and a second nut 133 are disposed at two ends of the housing 131, when the housing 131 rotates, the first nut 132 rotates along the thread direction of the fixed screw 12, the second nut 133 rotates along the thread direction of the moving screw 11, and since the moving screw 11 and the lifting rod 14 are limited in the limit hole 211 and cannot rotate, the moving screw 11 and the lifting rod 14 move along the extending direction of the limit hole 211, thereby achieving the height adjustment of the lifting rod 14.

In one particular embodiment, as shown in fig. 1, the hand wheel 4 comprises a wheel disc 41 and a plurality of fixing strips 42; the disk 41 is annular, and the center line of the second nut 133 overlaps the center line of the disk 41; one end of each fixing strip 42 is fixed to the wheel disc 41, and the other end of each fixing strip 42 is fixed to the second nut 133. In this embodiment, the wheel shaft principle is used, the wheel disc 41 is rotated to drive the connecting shell 13 to rotate, and the shell 131, the first nut 132 and the second nut 133 rotate, so as to drive the fixed screw rod 111, the lifting rod 14 and the tray 3 to lift, which is convenient and labor-saving to operate.

Preferably, as shown in fig. 1, the fixing frame 2 includes a top plate 21, a base 22 and a plurality of supporting columns 23, and both ends of each supporting column 23 are fixed to the edges of the top plate 21 and the base 22 and enclose to form an accommodating space;

as shown in fig. 2, a limiting hole 211 is formed through the top plate 21, and the extending direction of the limiting hole 211 is the same as the length direction of the moving screw 11. In this embodiment, the fixing frame 2 is used to reinforce the supporting strength of the mounting bracket 10, and the limiting hole 211 formed on the top plate 211 is used to limit the lifting rod 14 and the moving screw 11.

More preferably, fig. 4 is a front view of the lift pin, and as shown in fig. 4, the lift pin 14 includes a pin body (not shown) and a stopper 141 protruded from and fixed to the outer periphery of the pin body; the top end of the rod body is fixedly connected with the tray 3 and movably penetrates through the limiting hole 211, and the bottom end of the rod body is fixedly connected with the motion screw rod 11; the shape of the limiting portion 141 is matched with that of the limiting hole 211, the limiting portion 141 is circumferentially limited and axially movably arranged in the limiting hole 211 in a penetrating mode, and the rod body and the limiting portion 141 move in the extending direction of the limiting hole 211. In this embodiment, the rod body is used to connect with the motion screw 11 and lift the tray 3, and the limiting portion 141 is used to limit the rod body in the limiting hole 211, so that the rod body and the motion screw 11 cannot rotate circumferentially and can only move along the extending direction of the limiting hole 211. Specifically, the rod body and the motion screw rod 11 are both cylindrical, and the number of the limiting parts 141 is at least one, and the limiting parts are both fixed on the periphery of the rod body in a protruding manner; the limiting hole 211 is not circular, the limiting hole 211 comprises a circular hole and a plurality of limiting small holes, the number of the limiting small holes is the same as that of the limiting parts 141, and the limiting small holes are communicated with the circular hole; the rod body is movably arranged in the round hole in a penetrating mode, and each limiting portion 141 is correspondingly movably arranged in one limiting small hole in a penetrating mode. For example, as shown in fig. 1 and 4, the limiting small holes are long, the circular holes are communicated with the limiting small holes to form cross-shaped limiting holes 211, the number of the limiting parts 141 is four, and the end parts of the limiting parts are respectively connected with the rod body to form a cross shape.

Preferably, as shown in fig. 3, the housing 131 includes two opposite frame strips 1315, and two ends of the two frame strips are fixedly connected to the first nut 132 and the second nut 133 respectively;

as shown in fig. 3, the extension portion 1 further includes a protective sleeve 5 with openings at two ends, the protective sleeve 5 is fixedly connected with the two frame strips 1315 and is located between the two frame strips 1315; the motion screw rod 11 is movably arranged in the protective sleeve 5 in a penetrating way; the two frame strips 1315, the first nut 132 and the second nut 133 enclose, the moving screw rod 11 is located between the two frame strips 1315 and penetrates through the protective sleeve 5, the moving height of the moving screw rod 11 can be conveniently observed through a gap between the two frame strips 1315, and the protective sleeve 5 is used for protecting the moving screw rod 11, so that the moving screw rod is not easily abraded or corroded.

More preferably, as shown in fig. 1 and 4, the tray 3 is placed on the top plate 21, the inner diameter of the position-limiting hole 211 is not smaller than the outer diameter of the lifting rod 14 and/or the outer diameter of the motion screw 11, and the inner diameter of the position-limiting hole 211 is smaller than the tray 3. The jacking rod 14 and/or the movement screw rod 11 penetrate out of the limiting hole 211 or enter the accommodating space, the tray 3 is placed on the top disc 21, ascends or descends along with the movement of the jacking rod 14, and descends at a height limited by the top disc 21, and the phenomenon that the tray 3 excessively descends to cause the installation part 60 lifted by the tray 3 to be worn by the top disc 21 is avoided.

More preferably, as shown in fig. 1, the tray 3 includes a lifting plate 31 and a limiting edge 32, and the limiting edge 32 is convexly fixed on the edge of the lifting plate 31 and forms a placing groove with the lifting plate 31. The lifting disc 31 is used for lifting the mounting piece 60, the mounting piece 60 is arranged in the placing groove, and the limiting edge 32 is used for limiting the mounting piece 60 and preventing the mounting piece 60 from falling off.

More preferably, the number of the support columns 23 is at least two, and the support columns are symmetrically distributed with the motion screw rod 11 as the center. The supporting columns 23 are arranged and symmetrically distributed, so that the supporting strength is ensured, and meanwhile, an operator can conveniently rotate the hand wheel 4 from the gap of the supporting columns 23.

More preferably, the top plate 21 and the base plate 22 are disk-shaped with equal cross-sectional area, the top plate 21, the support column 23 and the base plate 22. The top plate 21, the base 22 and the supporting column 23 form a cylinder shape, and can be placed on the ground to roll, thereby being convenient to move.

The installation bracket of embodiment 1 is suitable for installing outfitting parts on a top plate in ship manufacturing, and is specifically applied to ship maintenance, fig. 5 is a front view of lifting of the installation bracket, as shown in fig. 5, an installation part 60 is an outfitting part to be installed, a deck section is taken as the top plate 70 after being stripped, the front surface of the deck section faces downward, the front surface of the deck section is a mountable surface of the top plate 70, the installation bracket 10 is positioned below an installation area 701 of the top plate 70, the outfitting part to be installed is placed in a tray 3, a lifting rod 14 is further driven to move up or down by rotating a motion screw rod 11, the lifting height of the tray 3 of the installation bracket 10 is adjusted, the installation part 60 is lifted to a proper height below the installation area 701 of the top plate 70, and installation is performed by an operator.

The present invention is not limited to the above-described embodiments, and various modifications and variations of the present invention are intended to be included within the scope of the claims and the equivalent technology of the present invention if they do not depart from the spirit and scope of the present invention.

Claims

1. A mounting bracket, characterized by:

comprises a fixed frame, an extension part and a tray;

an accommodating space is arranged in the fixing frame, and a limiting hole penetrates through the top of the fixing frame along the height direction of the mounting bracket;

the extension part is arranged in the accommodating space and comprises a connecting shell, a fixed screw rod, a moving screw rod and a jacking rod;

the tray is fixedly connected with the end part of the jacking rod.

2. The mounting bracket of claim 1, wherein:

still include the hand wheel, the hand wheel is the ring form, the casing of connecting the shell is fixed to be worn to locate the inner ring of hand wheel.

3. The mounting bracket of claim 2, wherein:

the connecting shell comprises a shell body, a first nut and a second nut; the first nut and the second nut are oppositely arranged at two ends of the shell along the length direction of the shell;

the first nut is in threaded connection with the fixed screw rod, and the second nut is in threaded connection with the moving screw rod.

4. A mounting bracket according to claim 3, wherein:

the fixing frame comprises a top plate, a base and a plurality of supporting columns, wherein two ends of each supporting column are fixed at the edges of the base and the top plate and form an accommodating space in a surrounding manner;

the top disc penetrates through the limiting hole, and the extending direction of the limiting hole is the same as the length direction of the moving screw rod.

5. The mounting bracket of claim 4, wherein:

the jacking rod comprises a rod body and a limiting part which is fixed on the periphery of the rod body in a protruding mode; the top end of the rod body is fixedly connected with the tray and movably penetrates through the limiting hole, and the bottom end of the rod body is fixedly connected with the motion screw rod; the shape of the limiting portion is matched with that of the limiting hole, the limiting portion is circumferentially limited and axially movably penetrates through the limiting hole, and the rod body and the limiting portion move along the extending direction of the limiting hole.

6. The mounting bracket of claim 5, wherein:

the shell comprises two oppositely arranged frame strips, and two ends of each frame strip are fixedly connected with the first nut and the second nut respectively;

the extension part also comprises a protective sleeve with openings at two ends, and the protective sleeve is fixedly connected with the two frame strips and is positioned between the two frame strips; the motion screw rod is movably arranged in the protective sleeve in a penetrating way.

7. The mounting bracket of claim 6, wherein:

the tray is arranged on the jacking disc, the inner diameter of the limiting hole is not smaller than the outer diameter of the jacking rod and/or the outer diameter of the moving screw rod, and the inner diameter of the limiting hole is smaller than the tray.

8. The mounting bracket of claim 7, wherein:

the tray comprises a lifting disc and a limiting edge, wherein the limiting edge is convexly fixed on the edge of the lifting disc, and forms a placing groove with the lifting disc in a surrounding mode.

9. The mounting bracket of claim 8, wherein:

the number of the support columns is at least two, and the support columns are symmetrically distributed by taking the motion screw rod as a center.

10. The mounting bracket of claim 9, wherein:

the top disc and the base are disc-shaped with equal cross sectional areas, and the top disc, the supporting columns and the base are enclosed to form a cylindrical fixing frame.