CN211010179U

CN211010179U - Connecting device for vertical constant-force hanger double pull rods and supporting and hanging component

Info

Publication number: CN211010179U
Application number: CN201921703704.XU
Authority: CN
Inventors: 徐少聪; 徐锁军
Original assignee: Taizhou City Heng Solid Pipe Fittings Co ltd
Current assignee: Taizhou City Heng Solid Pipe Fittings Co ltd
Priority date: 2019-10-12
Filing date: 2019-10-12
Publication date: 2020-07-14
Anticipated expiration: 2029-10-12

Abstract

The utility model discloses a connecting device of a vertical constant-force hanger double-pull rod and a supporting and hanging component, which comprises a pull plate body, an inner hole is arranged at one end of the pulling plate body, a bearing is fixedly connected on the pulling plate body in the inner hole, two sides of the bearing are respectively jointed and contacted with a resisting block, the two resisting blocks are respectively welded on the first pressure plate and the second pressure plate, the sides of the first pressure plate and the second pressure plate, which are far away from the abutting blocks, are vertically welded with insertion tubes, outer hexagonal sleeves are sleeved on the two insertion tubes in a one-to-one correspondence manner, the two outer hexagonal sleeves are respectively clamped at two ends of the double-pull-rod body, a spring group is clamped between one end of the double-pull-rod body and the second pressure plate, a spring group is clamped between one end of the double-pull-rod body and the first pressure plate, the spring group cover is established on the intubate, the utility model discloses novel structure, convenient to use is a novel and practical vertical constant force gallows double-pull rod and a hang component connection device.

Description

Connecting device for vertical constant-force hanger double pull rods and supporting and hanging component

Technical Field

The utility model relates to a constant force spring gallows technical field specifically is a vertical constant force gallows double-pull rod and a hang component connecting device.

Background

The constant force spring support hanger is hereinafter referred to as a constant hanger and is designed according to the moment balance principle. Under the allowable load displacement, the load moment and the spring moment are always kept in balance. The pipe and the equipment supported by the constant crane are provided with constant supporting force when displacement occurs, so that additional stress is not brought to the pipe equipment. The constant-lift crane is generally used in places needing to reduce displacement stress, such as a boiler body of a power station, a suspension part of steam, water, smoke, an air pipe, a combustor and the like of a power plant, and where such supports are required in the petroleum and chemical industries, the permanent suspension draw bar is mostly of a single-rod draw bar structure, the pulling plate in the connected supporting and hanging component is also in a single-rod pulling plate structure, which causes larger load to the pulling rod, and the connection position is mostly in a staggered connection form, the pull rod that can provide to pull rod and arm-tie all has great harmful effects, and the asymmetric stress that the dislocation produced in addition also can cause very big load to the connecting bolt, and the form of apposition connection then can change the end structure of pull rod and arm-tie, reduces the structural strength that it can provide, reduces life, so prior art also can adopt two pull rods to replace the single-rod pull rod to solve these problems.

In the prior art, the double pull rods and the pull plate are connected by adopting a very simple bolt body mostly, and no other structure for reducing abrasion exists between the double pull rods and the pull plate, and in the process of constant hoisting operation, the double pull rods and the pull plate can generate staggered movement, and strong friction can be generated between the double pull rods and the pull plate and the bolt body, so that the bolt body, the double pull rods and the pull plate can generate serious abrasion, the service life is greatly reduced, and a great deal of inconvenience exists.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a vertical constant force gallows double-pull rod hangs component connecting device with propping up to solve the problem that provides among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a vertical constant force gallows double-pull rod and a hang component connecting device, includes the arm-tie body, be equipped with the hole on the arm-tie body, be equipped with the bearing in the hole, the both sides of bearing are laminated respectively and are touched and connect to block, two it welds respectively on a pressure disk and No. two pressure disks to support the block, equal vertical welding has the intubate on one side of supporting the block is kept away from to pressure disk and No. two pressure disks, two outer hexagonal sleeve pipe joint respectively is at the both ends of double-pull rod body, the centre gripping has the spring assembly between the both ends of double-pull rod body and pressure disk and No. two pressure disks respectively, the spring assembly cover is established on the intubate, two the intubate is all established on the screw rod, the screw rod passes the both ends that stretch out the double-pull rod body behind intubate, bearing and the hole, and fixes through connecting the screw.

Preferably, the pulling plate body is arranged between two ends of the double-pulling-rod body.

Preferably, the diameter of the first platen is the same as the diameter of the second platen.

Preferably, the sum of the widths of the two abutting blocks and the bearing is greater than the depth of the inner hole.

Preferably, the sum of the lengths of the first pressure plate and the insertion tube is smaller than the distance between the two ends of the double-pull-rod body, and the sum of the lengths of the second pressure plate and the insertion tube is smaller than the distance between the two ends of the double-pull-rod body.

Preferably, the diameter of the inner hole is smaller than that of the first pressing plate.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model avoids the direct contact between the pulling plate body and the screw rod by arranging the bearing between the pulling plate body and the screw rod, simultaneously utilizes the low friction rotation of the bearing to satisfy the relative motion between the pulling plate body and the screw rod, the abutting blocks arranged at two sides of the bearing are used for abutting two pressing disks, thereby avoiding the situation that two pressing disks contact with the pulling plate body when a bolt group consisting of the screw rod and the nut retracts, the spring is designed to abut the pulling plate body at the middle part between two ends of the double-pull-rod body, the unbalance is reduced, the single service life is reduced due to the inconsistent stress of the outer hexagonal sleeves at two ends of the double-pull-rod body, the outer hexagonal sleeve is designed to avoid the direct contact between the inserting pipe and the double-pull-rod body, and simultaneously, the outer hexagonal surface of the outer hexagonal sleeve also enables the relative displacement between the outer hexagonal surface of the outer hexagonal sleeve and the double-pull-rod body, avoided the condition that wearing and tearing appear in the double-pull rod body, greatly increased its life, the utility model discloses novel structure, convenient to use is a novel and practical vertical constant force gallows double-pull rod and a hang component connecting device.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic view of a hanger ring structure of the present invention;

fig. 3 is a schematic structural view of the stop nut of the present invention.

In the figure: 1. a pull plate body; 2. an inner bore; 3. a bearing; 4. a resisting block; 5. a first pressure plate; 6. a second platen; 7. inserting a tube; 8. an outer hexagonal sleeve; 9. a double pull rod body; 10. a spring set; 11. a screw; 12. and (4) a nut.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a connecting device of a vertical constant-force hanger double-pull rod and a supporting and hanging component comprises a pull plate body 1, wherein an inner hole 2 is arranged on the pull plate body 1, a bearing 3 is assembled in the inner hole 2, two sides of the bearing 3 are respectively jointed and contacted with a supporting block 4, two supporting blocks 4 are respectively welded on a first pressure plate 5 and a second pressure plate 6, one sides of the first pressure plate 5 and the second pressure plate 6, which are far away from the supporting blocks 4, are respectively and vertically welded with an insertion pipe 7, outer hexagonal sleeves 8 are correspondingly sleeved on the two insertion pipes 7 one by one, the two outer hexagonal sleeves 8 are respectively clamped at two ends of a double-pull rod body 9, spring groups 10 are respectively clamped between two ends of the double-pull rod body 9 and the first pressure plate 5 and the second pressure plate 6, the spring groups 10 are sleeved on the insertion pipes 7, the two insertion pipes 7 are both sleeved on, the bearing 3 and the inner hole 2 extend out of two ends of the double-pull-rod body 9 and are locked and fixed through a connecting nut 12.

The pulling plate body 1 is arranged between two ends of the double-pulling-rod body 9, and the design ensures that the forces born by two sides of the pulling plate body 1 are the same. The diameter of the first platen 5 is the same as that of the second platen 6, so that the use is convenient. The sum of the widths of the two abutting blocks 4 and the bearing 3 is larger than the depth of the inner hole 2, and the design avoids direct contact between the pressure plate and the pulling plate body 1. The sum of the lengths of the first pressure plate 5 and the insertion tube 7 is smaller than the distance between the two ends of the double-pull-rod body 9, and the sum of the lengths of the second pressure plate 6 and the insertion tube 7 is smaller than the distance between the two ends of the double-pull-rod body 9, so that the insertion tube 7 can be installed conveniently. The diameter of the inner hole 2 is smaller than that of the first pressing disc 5 so as to avoid dislocation of the pulling plate body 1.

When in use, the inserting pipe 7 with the pressing disc is firstly inserted in the outer hexagonal sleeve 8, then the outer hexagonal sleeve 8 is inserted on one end head of the double-pull-rod body 9, then the inserting pipe 7 is arranged at the other end of the double-pull-rod body 9 in the same way, then the pulling plate body 1 is arranged between the two pressing discs, finally the components are stringed together in sequence by the screw rod 11, and the nut 12 is arranged, thus the installation is finished, the utility model discloses a direct contact between the pulling plate body 1 and the screw rod 11 is avoided by arranging the bearing 3 between the pulling plate body 1 and the screw rod 11, meanwhile, the relative movement between the pulling plate body 1 and the screw rod 11 is met by the low-friction rotation of the bearing 3, the support blocks 4 arranged at the two sides of the bearing 3 are used for supporting the two pressing discs, and the two bolt groups consisting of the screw rod 11 and the nut 12 are prevented from contacting with the pulling plate body 1 when retracting, the design of spring assembly 10 then is used for supporting the pull plate body 1 in the middle of between the double-pull rod body 9 both ends department, it is uneven to reduce to appear, the condition that the single outer hexagonal sleeve 8 life-span that leads to the inconsistent single outer hexagonal sleeve 8 that leads to of the outer hexagonal sleeve 8 atress at double-pull rod body 9 both ends reduces appears, the design of outer hexagonal sleeve 8 is then for avoiding direct contact between intubate 7 and the double-pull rod body 9, the design of the outer hexagonal face of outer hexagonal sleeve 8 also makes and can not appear relative displacement between its and the double-pull rod body 9 simultaneously, the condition of wearing and tearing has been avoided double-pull rod body 9 to appear, greatly increased its life, the utility model discloses novel structure, convenient to use is a novel and practical vertical constant force gallows double-pull rod and a hang component connecting device.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second", "third", "fourth" are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated, whereby the features defined as "first", "second", "third", "fourth" may explicitly or implicitly include at least one such feature.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a vertical constant force gallows double-pull rod and a hang component connecting device which characterized in that: the novel pull plate comprises a pull plate body (1), wherein an inner hole (2) is formed in the pull plate body (1), a bearing (3) is assembled in the inner hole (2), two sides of the bearing (3) are respectively jointed and contacted with a supporting block (4), the two supporting blocks (4) are respectively welded on a first pressure plate (5) and a second pressure plate (6), one sides of the first pressure plate (5) and the second pressure plate (6) far away from the supporting block (4) are respectively and vertically welded with inserting pipes (7), the two inserting pipes (7) are respectively sleeved with outer hexagonal sleeves (8) in a one-to-one correspondence manner, the two outer hexagonal sleeves (8) are respectively clamped at two ends of a double-pull-rod body (9), spring groups (10) are respectively clamped between the two ends of the double-pull-rod body (9) and the first pressure plate (5) and the second pressure plate (6), the spring groups (10) are sleeved on the inserting pipes (7), and the two inserting pipes (7) are all sleeved on screw rods (, the screw rod (11) penetrates through the insertion pipe (7), the bearing (3) and the inner hole (2) and then extends out of two ends of the double-pull-rod body (9) to be locked and fixed through a connecting nut (12).

2. The connecting device of the double pull rods of the vertical constant-force hanger and the supporting and hanging member as claimed in claim 1, wherein: the pulling plate body (1) is arranged between two ends of the double-pulling-rod body (9).

3. The connecting device of the double pull rods of the vertical constant-force hanger and the supporting and hanging member as claimed in claim 1, wherein: the diameter of the first pressure plate (5) is the same as that of the second pressure plate (6).

4. The connecting device of the double pull rods of the vertical constant-force hanger and the supporting and hanging member as claimed in claim 1, wherein: the sum of the widths of the two abutting blocks (4) and the bearing (3) is greater than the depth of the inner hole (2).

5. The connecting device of the double pull rods of the vertical constant-force hanger and the supporting and hanging member as claimed in claim 1, wherein: the sum of the lengths of the first pressure plate (5) and the insertion tube (7) is smaller than the distance between the two ends of the double-pull-rod body (9), and the sum of the lengths of the second pressure plate (6) and the insertion tube (7) is smaller than the distance between the two ends of the double-pull-rod body (9).

6. The connecting device of the double pull rods of the vertical constant-force hanger and the supporting and hanging member as claimed in claim 1, wherein: the diameter of the inner hole (2) is smaller than that of the first pressure plate (5).