CN112324361A - Clamp installation auxiliary support and clamp installation auxiliary device - Google Patents
Clamp installation auxiliary support and clamp installation auxiliary device Download PDFInfo
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- CN112324361A CN112324361A CN202011203321.3A CN202011203321A CN112324361A CN 112324361 A CN112324361 A CN 112324361A CN 202011203321 A CN202011203321 A CN 202011203321A CN 112324361 A CN112324361 A CN 112324361A
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- clip
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- 238000009434 installation Methods 0.000 title claims abstract description 74
- 238000003825 pressing Methods 0.000 claims abstract description 161
- 230000000670 limiting effect Effects 0.000 claims abstract description 32
- 230000005540 biological transmission Effects 0.000 claims description 13
- 238000006073 displacement reaction Methods 0.000 claims description 11
- 230000008878 coupling Effects 0.000 claims description 8
- 238000010168 coupling process Methods 0.000 claims description 8
- 238000005859 coupling reaction Methods 0.000 claims description 8
- 230000003014 reinforcing effect Effects 0.000 claims description 3
- 230000015572 biosynthetic process Effects 0.000 claims 1
- 230000014759 maintenance of location Effects 0.000 claims 1
- 230000013011 mating Effects 0.000 claims 1
- 230000009471 action Effects 0.000 abstract description 4
- 238000005266 casting Methods 0.000 description 28
- 238000000034 method Methods 0.000 description 21
- 230000008569 process Effects 0.000 description 10
- 230000002093 peripheral effect Effects 0.000 description 7
- 241000282472 Canis lupus familiaris Species 0.000 description 5
- 238000005728 strengthening Methods 0.000 description 4
- 230000006978 adaptation Effects 0.000 description 3
- 230000010355 oscillation Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 2
- 210000005069 ears Anatomy 0.000 description 2
- 238000003754 machining Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000005012 migration Effects 0.000 description 2
- 238000013508 migration Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000037228 dieting effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
- E21B17/02—Couplings; joints
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
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- Mining & Mineral Resources (AREA)
- Mechanical Engineering (AREA)
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- Environmental & Geological Engineering (AREA)
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- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Clamps And Clips (AREA)
Abstract
The invention relates to a clamp installation auxiliary support and a clamp installation auxiliary device, wherein the clamp installation auxiliary support comprises an upper pressing piece, a lower pressing piece and a connecting piece, the upper pressing piece and the lower pressing piece are arranged at an interval up and down relatively, and the interval between the upper pressing piece and the lower pressing piece is used for enabling a fixed pipeline to penetrate out and accommodating two half clamps to be screwed up and down relatively arranged on the outer side of the pipeline; the connecting piece penetrates through the upper pressing piece and the lower pressing piece and can be used for the upper pressing piece and the lower pressing piece to move along the up-down direction, and a limiting structure for limiting the maximum spacing distance between the upper pressing piece and the lower pressing piece is arranged on the connecting piece; the upper pressing piece is provided with a mounting structure for mounting and fixing the hydraulic jack, or the lower pressing piece is provided with a supporting table for placing the hydraulic jack. This clamp installation auxiliary stand accessible external force action compresses tightly the clamp, makes two halves clamp be close to each other and the distance is the same between the both sides ear, only needs an operating personnel just can accomplish the clamp and screws up, solves current clamp installation cost of labor height, screws up the problem that instrument is fragile on hard, the pipeline.
Description
Technical Field
The invention relates to a clamp installation auxiliary support and a clamp installation auxiliary device.
Background
The clamp connection is widely applied to connection of pipelines and well heads of oil and gas wells in China as a connection mode which is simple in structure, small in size and reliable in connection, and the clamp connection gradually replaces flange connection and welding to become a main connection mode of the pipelines. The clamp mainly comprises two semicircle clamps, and the ear of semicircle clamp both sides has the connecting hole for supply the double-screw bolt to pass the back and connect two semicircle clamps fixedly.
In the prior art, when the clamps are installed, an operator is required to tightly press the ear parts of the two semicircular clamps with force to enable the ear parts to be close to each other, then the stud is used for penetrating through the connecting holes of the ear parts, and the nut is screwed up to tighten the nut after the nut is preinstalled. In the nut screwing process, nuts on the ear parts on the two sides of the hoop need to be fastened at the same time, so that at least two operators need to fasten the nuts on the two sides of the hoop at the same time in actual operation; when the nut on one side is tightened, a tool is required to knock the clamp and then the clamp is continuously tightened. Above clamp installation cost of labor is higher, the process of screwing up is hard, and use tool strikes the clamp and can make the pipeline take place violent vibration, leads to the instrument of installation to damage on the pipeline easily.
Disclosure of Invention
The invention aims to provide a clamp installation auxiliary support which can solve the problems that the existing clamp installation labor cost is high, the tightening is laborious, and instruments on a pipeline are easy to damage;
in addition, the invention also aims to provide a hoop installation auxiliary device which can solve the problems that the existing hoop installation labor cost is high, the tightening is laborious, and instruments on a pipeline are easy to damage.
The clamp installation auxiliary bracket adopts the following technical scheme:
clamp installation auxiliary stand includes:
the upper pressing piece and the lower pressing piece are arranged at intervals up and down, and the interval between the upper pressing piece and the lower pressing piece is used for a fixed pipeline to pass through and is used for accommodating two half hoops to be screwed up which are arranged on the outer side of the pipeline up and down oppositely;
the connecting piece penetrates through the upper pressing piece and the lower pressing piece and can be used for enabling the upper pressing piece and the lower pressing piece to move along the up-down direction so as to enable the upper pressing piece and the lower pressing piece to be close to each other or to be away from each other, and a limiting structure for limiting the maximum spacing distance between the upper pressing piece and the lower pressing piece is arranged on the connecting piece;
the upper pressing piece is provided with a mounting structure for mounting and fixing the hydraulic jack, or the lower pressing piece is provided with a supporting table for placing the hydraulic jack.
Has the advantages that: the clamp installation auxiliary support is matched with a hydraulic jack when in use, one end of the hydraulic jack pushes a half clamp adjacent to the hydraulic jack to enable the half clamp to press a pipeline tightly, the other end of the hydraulic jack reversely pushes one of an upper pressing piece and a lower pressing piece, after the interval between the lower pressing piece and the upper pressing piece reaches the maximum value, the other one of the upper pressing piece and the lower pressing piece and the hydraulic jack respectively push the two half clamps oppositely, so that the two half clamps clamp the pipeline tightly, an operator can operate on the basis, and the two half clamps to be screwed are directly fastened. The clamp installation auxiliary bracket of the invention: utilize external force to compress tightly the two halves clamp respectively from upper and lower both sides and make the distance between the two halves clamp reduce, and the distance of two halves clamp both sides ear is the same, can screw up the nut in the both sides of clamp in proper order during the operating personnel installation, only need a staff just can accomplish the fastening of clamp, save the cost of labor, screw up also need not reuse the instrument when being obstructed at the nut and strike the clamp, the pipeline oscillation that the instrument was strikeed and is aroused has been avoided, the fragile problem of instrument on the pipeline, it is also comparatively laborsaving to screw up the in-process.
Furthermore, a horizontal positioning structure for positioning the hydraulic jack in the horizontal direction is arranged on the supporting table.
Has the advantages that: set up horizontal location structure and can go on fixing a position hydraulic jack in the horizontal direction, avoid hydraulic jack flexible in-process to produce the horizontal direction skew and influence hydraulic jack to the clamp application of force, make the stability and the security of operation better.
Furthermore, the horizontal positioning structure is a positioning groove matched with the bottom of the hydraulic jack.
Has the advantages that: the positioning groove has a simple structure and is convenient to process and manufacture.
Furthermore, the upper pressing piece or the lower pressing piece is provided with a clamp limiting structure used for limiting the axial displacement of the corresponding half clamp, the clamp installation auxiliary support further comprises a force transmission component, the force transmission component is used for being clamped between the hydraulic jack and the half clamp, and the force transmission component is provided with a force transmission positioning structure and a clamp limiting structure which are used for respectively limiting the horizontal displacement of the hydraulic jack and the axial displacement of the half clamp.
Has the advantages that: the two half clamping hoops can be always kept opposite in position in the compression process through the arrangement, and deflection is not easy to occur.
Further, clamp limit structure is the arc wall, and the arc wall is used for with clamp outer peripheral face looks adaptation.
Has the advantages that: the area of contact of arc wall and clamp outer peripheral face is great, makes the clamp receive pressure comparatively balanced, and on the other hand, the arc wall can prevent that clamp pressurized in-process from producing horizontal migration.
Furthermore, the limiting structure is arranged on the connecting piece in an up-and-down adjustable mode.
Has the advantages that: the maximum distance between the upper pressing piece and the lower pressing piece can be adjusted conveniently according to the pre-pressing condition of the two half hoops, and the hoop installation auxiliary support is flexible to use.
Furthermore, the connecting piece is a double-end connecting stud, through holes are formed in the upper pressing piece and the lower pressing piece, the double-end connecting stud penetrates through the upper pressing piece and the lower pressing piece through the through holes, connecting nuts are mounted on the outer sides of the upper pressing piece and the lower pressing piece on the double-end connecting stud, and the limiting structure is composed of the connecting nuts.
Has the advantages that: the upper pressing piece and the lower pressing piece are connected through the double-end connecting stud and the connecting nut, so that the assembling and the disassembling are convenient, the connecting strength is good, and the position of the limiting structure is convenient to adjust.
Furthermore, go up the casting die and be plate structure with the lower pressure member, the last strengthening rib that is used for preapring for an unfavorable turn of events shape that is equipped with of plate structure.
Has the advantages that: the press piece and the lower press piece are guaranteed to have certain structural strength and deformation resistance, the machining procedures of the press piece and the lower press piece are simplified, and the press piece and the lower press piece are conveniently machined. .
Furthermore, go up the casting die and wholly be the I shape, go up the casting die and include two horizontal parts that relative setting and connect the vertical part between two horizontal parts, go up the inside space that is located vertical part both sides of casting die and be used for providing operating space for the clamp that the fastening is waited to screw up.
Has the advantages that: structural design is comparatively humanized, and the clamp is compressed tightly the back and is made things convenient for operating personnel to stretch into the inside of clamp installation auxiliary stand from last casting die and fasten the nut.
The clamp installation auxiliary device adopts the following technical scheme:
clamp installation auxiliary device includes:
clamp installation auxiliary stand includes:
the upper pressing piece and the lower pressing piece are arranged at intervals up and down, and the interval between the upper pressing piece and the lower pressing piece is used for a fixed pipeline to pass through and is used for accommodating two half hoops to be screwed up which are arranged on the outer side of the pipeline up and down oppositely;
the connecting piece penetrates through the upper pressing piece and the lower pressing piece and can be used for enabling the upper pressing piece and the lower pressing piece to move along the up-down direction so as to enable the upper pressing piece and the lower pressing piece to be close to each other or to be away from each other, and a limiting structure for limiting the maximum spacing distance between the upper pressing piece and the lower pressing piece is arranged on the connecting piece;
the upper pressing piece is provided with a mounting structure for mounting and fixing the hydraulic jack, or the lower pressing piece is provided with a supporting table for placing the hydraulic jack;
the clip installation auxiliary device further includes:
and the hydraulic jack is arranged on the upper pressing piece or the lower pressing piece and can stretch out and draw back along the up-down direction.
Has the advantages that: according to the hoop installation auxiliary device, one end of the hydraulic jack pushes the half hoop adjacent to the hydraulic jack to enable the half hoop to tightly press a pipeline, the other end of the hydraulic jack reversely pushes one of the upper pressing piece and the lower pressing piece, after the interval between the lower pressing piece and the upper pressing piece reaches the maximum value, the other one of the upper pressing piece and the lower pressing piece and the hydraulic jack respectively push the two half hoops oppositely, the two half hoops tightly hold the pipeline, and an operator can operate on the basis to directly fasten the two half hoops to be tightened. The clamp installation auxiliary device of the invention comprises: utilize external force to compress tightly the two halves clamp respectively from upper and lower both sides and make the distance between the two halves clamp reduce, and the distance of two halves clamp both sides ear is the same, can screw up the nut in the both sides of clamp in proper order during the operating personnel installation, only need a staff just can accomplish the fastening of clamp, save the cost of labor, screw up also need not reuse the instrument when being obstructed at the nut and strike the clamp, the pipeline oscillation that the instrument was strikeed and is aroused has been avoided, the fragile problem of instrument on the pipeline, it is also comparatively laborsaving to screw up the in-process.
Furthermore, a horizontal positioning structure for positioning the hydraulic jack in the horizontal direction is arranged on the supporting table.
Has the advantages that: set up horizontal location structure and can go on fixing a position hydraulic jack in the horizontal direction, avoid hydraulic jack flexible in-process to produce the horizontal direction skew and influence hydraulic jack to the clamp application of force, make the stability and the security of operation better.
Furthermore, the horizontal positioning structure is a positioning groove matched with the bottom of the hydraulic jack.
Has the advantages that: the positioning groove has a simple structure and is convenient to process and manufacture.
Furthermore, the upper pressing piece or the lower pressing piece is provided with a clamp limiting structure used for limiting the axial displacement of the corresponding half clamp, the clamp installation auxiliary support further comprises a force transmission component, the force transmission component is used for being clamped between the hydraulic jack and the half clamp, and the force transmission component is provided with a force transmission positioning structure and a clamp limiting structure which are used for respectively limiting the horizontal displacement of the hydraulic jack and the axial displacement of the half clamp.
Has the advantages that: the two half clamping hoops can be always kept opposite in position in the compression process through the arrangement, and deflection is not easy to occur.
Further, clamp limit structure is the arc wall, and the arc wall is used for with clamp outer peripheral face looks adaptation.
Has the advantages that: the area of contact of arc wall and clamp outer peripheral face is great, makes the clamp receive pressure comparatively balanced, and on the other hand, the arc wall can prevent that clamp pressurized in-process from producing horizontal migration.
Furthermore, the limiting structure is arranged on the connecting piece in an up-and-down adjustable mode.
Has the advantages that: the maximum distance between the upper pressing piece and the lower pressing piece can be adjusted conveniently according to the pre-pressing condition of the two half hoops, and the hoop installation auxiliary support is flexible to use.
Furthermore, the connecting piece is a double-end connecting stud, through holes are formed in the upper pressing piece and the lower pressing piece, the double-end connecting stud penetrates through the upper pressing piece and the lower pressing piece through the through holes, connecting nuts are mounted on the outer sides of the upper pressing piece and the lower pressing piece on the double-end connecting stud, and the limiting structure is composed of the connecting nuts.
Has the advantages that: the upper pressing piece and the lower pressing piece are connected through the double-end connecting stud and the connecting nut, so that the assembling and the disassembling are convenient, the connecting strength is good, and the position of the limiting structure is convenient to adjust.
Furthermore, go up the casting die and be plate structure with the lower pressure member, the last strengthening rib that is used for preapring for an unfavorable turn of events shape that is equipped with of plate structure.
Has the advantages that: the press piece and the lower press piece are guaranteed to have certain structural strength and deformation resistance, the machining procedures of the press piece and the lower press piece are simplified, and the press piece and the lower press piece are conveniently machined. .
Furthermore, go up the casting die and wholly be the I shape, go up the casting die and include two horizontal parts that relative setting and connect the vertical part between two horizontal parts, go up the inside space that is located vertical part both sides of casting die and be used for providing operating space for the clamp that the fastening is waited to screw up.
Has the advantages that: structural design is comparatively humanized, and the clamp is compressed tightly the back and is made things convenient for operating personnel to stretch into the inside of clamp installation auxiliary stand from last casting die and fasten the nut.
Drawings
FIG. 1 is a schematic view of a clip installation aid according to an embodiment 1 of the present invention in use;
FIG. 2 is a schematic view of an upper pressing member in a top view in the embodiment 1 of the clip installation aid of the present invention;
in the figure: 1-upper half hoop; 2-a lower half hoop; 3, pressing piece mounting; 31-upper arc-shaped groove; 4-a lower pressing piece; 41-positioning grooves; 5-a hydraulic jack; 51-jack mandril; 6-a support seat; 61-lower arc groove; 7-double-ended connecting stud; 8-connecting a nut; 9-a gasket; 10-X type strengthening rib.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the detailed description and specific examples, while indicating the preferred embodiment of the invention, are intended for purposes of illustration only and are not intended to limit the scope of the invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present invention without making any creative effort, shall fall within the protection scope of the present invention.
It is noted that relational terms such as "first" and "second," and the like, may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
The features and properties of the present invention are described in further detail below with reference to examples.
the clip installation auxiliary device of the present invention, as shown in fig. 1, includes a clip installation auxiliary bracket and a hydraulic jack 5 placed inside the clip installation auxiliary bracket. The clamp installation auxiliary support comprises an upper pressing piece 3 and a lower pressing piece 4 which are arranged at an upper and lower relative interval, the upper pressing piece and the lower pressing piece are connected through a connecting piece, and the connecting piece is a double-end connecting stud 7. Go up casting die 3 and holding down 4 and be plate-type structure, upward be equipped with the through-hole on casting die 3 and the holding down 4, the both ends of stud 7 wear out through the through-hole on casting die 3 and the holding down 4 respectively, coupling nut 8 threaded mounting just is located the outside of casting die 3 and holding down 4 on the external screw thread section at stud 7 upper and lower both ends, it can all slide in upper and lower direction along stud 7 to go up casting die 3 and holding down 4, and the maximum interval distance between casting die 3 and the holding down 4 receives the limiting displacement of coupling nut 8 that is located stud upper and lower both ends, coupling nut 8 constitutes the limit structure who limits the maximum interval distance between casting die 3 and the holding down 4.
In this embodiment, the position of the coupling nut 8 in the up-down direction can be adjusted by screwing in or out the coupling nut 8, so that the maximum distance between the upper pressing member 3 and the lower pressing member 4 can be adjusted. In addition, the double-end connecting stud 7 is provided with a gasket 9 between the upper pressing piece 3 and the connecting nut 8 and between the lower pressing piece 4 and the connecting nut 8, so that the upper pressing piece 3 or the lower pressing piece 4 is uniformly stressed when the connecting nut 8 is in stop fit with the upper pressing piece 3 or the lower pressing piece 4 in the up-down direction, and the double-end connecting stud has a certain protection effect on the upper pressing piece 3 and the upper pressing piece 4.
The hydraulic jack 5 is placed on a support table on the lower pressing member 4. In order to position the hydraulic jack 5 in the horizontal direction, the supporting table is provided with a positioning groove 41 matched with the shape of the bottom of the hydraulic jack 5, and the positioning groove 41 forms a horizontal positioning structure, so that the hydraulic jack 5 can be positioned in the horizontal direction, and the hydraulic jack 5 is prevented from moving in the force application process. The hydraulic jack 5 includes a jack rod 51 which can be extended and retracted in the up-down direction. The supporting seat 6 is arranged at the upper end of the jack mandril 51, and the supporting seat 6 is clamped between the hydraulic jack 5 and the lower half hoop 2 when in use to form a force transmission component. In order to prevent the supporting seat 6 from moving along the horizontal direction when the jack mandril 51 stretches up and down, a supporting seat circular groove with a downward notch and matched with the shape of the top of the jack mandril 51 is formed in the lower side surface of the supporting seat 6, and the supporting seat circular groove forms a force transmission positioning structure.
When the clamp installation auxiliary device is used, the clamp installation auxiliary device is hung outside the clamp and a pipeline through the upper pressing piece 3 on the upper end of the clamp installation auxiliary device, so that the fixed pipeline with the pre-installed upper half clamp 1 and the lower half clamp 2 penetrates into the interval between the upper pressing piece 3 and the lower pressing piece 4, and the upper half clamp 1 and the lower half clamp 2 to be screwed up are arranged on the outer side of the pipeline relatively from top to bottom and are positioned inside the clamp installation auxiliary device. The upper pressing piece 3 is tightly attached to the upper half hoop 1, and the upper pressing piece 3 can be supported by the outer peripheral surface of the upper half hoop 1; lower half clamp 2 is located the top of supporting seat 6, is equipped with respectively on last casting die 3 and the supporting seat 6 with first half clamp 1 and the cooperation of second half clamp 2, be used for restricting half clamp axial displacement's clamp limit structure, and clamp limit structure is the lower arc wall of last arc wall 31 and supporting seat 6 upside of last casting die 3 downside. The width of the upper arc-shaped groove 31 and the lower arc-shaped groove 61 is the same as the width of the clamp, i.e., the axial dimension, and the clamp can be prevented from moving in the axial direction when being pressed. In addition, go up arc wall 31 and lower arc wall 61 and clamp outer peripheral face looks adaptation, during the use go up the tank bottom of arc wall 31 and lower arc wall 61 and paste with the outer peripheral face of half clamp 1 and half clamp 2 on the upper half respectively mutually, move in the horizontal direction when avoiding the clamp to be compressed tightly.
The clamp installation auxiliary device comprises an upper clamp 1 and a lower clamp 2, wherein the upper clamp 1 and the lower clamp 2 are pre-installed on a fixed pipeline, nuts of lugs on two sides of the clamps are in a to-be-tightened state, the clamp installation auxiliary device is hung on the pipeline, a lower pressing piece 4 is installed at the lower end of a double-end connecting stud 7, the connecting nuts 4 are adjusted according to the pre-tightening conditions of the two clamp halves, a proper distance is kept between the upper pressing piece 3 and the lower pressing piece 4, and a hydraulic jack 5 can be placed in the clamp installation auxiliary device, and a jack mandril 51 can press the lower clamp 2 after extending out. Place hydraulic jack 5 after start hydraulic jack 5, 6 rebound of supporting seat then upwards push away half clamp 2 and make half clamp 2 compress tightly the pipeline down, hydraulic jack 5 pushes away down pushing down 4 simultaneously, pushing down 4 moves down, after the interval distance between pushing down 4 and the last casting die 3 reaches the maximum value, stud 7 receives decurrent power, then draw down last casting die 3 through the coupling nut 8 of stud 7 upper end, it compresses tightly half clamp 1 downwards to go up casting die 3, make the distance between the ear of half clamp 1 and half clamp 2 reduce and the distance between the ear of both sides is the same, then use fastening tool to fasten the nut on the ear of clamp both sides.
Because last casting die 3 hugs closely first clamp 1 and sets up, fasten the nut to the clamp ear for the convenience, the structure of going up casting die 3 is shown in figure 2, wholly is the I shape, go up casting die 3 including relative two transverse parts that set up and connect the vertical part between two transverse parts, the through-hole setting that supplies double-end connecting stud 7 to pass is at transverse parts's both ends, upward be provided with the X type strengthening rib that prevents to go up casting die atress deformation on casting die 3, its inside space that is located vertical part both sides is used for providing the fastening operating space for the nut of clamp ear. Similarly, the lower pressing piece 4 is also provided with an X-shaped reinforcing rib positioned on the lower side of the lower pressing piece, so that the structural strength of the lower pressing piece 4 can be enhanced, and the lower pressing piece is prevented from deforming after being stressed.
According to the clamp installation auxiliary device, an operator can conveniently screw the clamp pre-installed on a pipeline, force is applied to the two half clamps through external force during operation, the two half clamp ears are close to each other, the operator can sequentially fasten the ears on the two sides of the clamp, installation and fastening can be completed by only one operator in the whole process, labor cost is saved, the clamp can be continuously compressed through the hydraulic jack when the nut is screwed down, the clamp does not need to be knocked as strongly as in the prior art, the problems of pipeline oscillation and instrument damage caused by knocking of the clamp are solved, and screwing operation is convenient and labor-saving. In addition, the hoop installation auxiliary device is a tool convenient to disassemble, assemble and take, can be moved randomly in the pipeline connecting process, and is beneficial to improving the overall efficiency of pipeline connection.
different from the embodiment 1, the hydraulic jack is fixedly arranged on the upper pressing piece in an inverted mode, the top of the hydraulic jack is provided with a flange, the upper pressing piece is provided with a connecting hole, a bolt penetrates through the flange and the connecting hole, the hydraulic jack is fixedly arranged on the upper pressing piece, and the connecting hole forms an installation structure.
different from the embodiment 1, the horizontal positioning structure is a ring bulge arranged on the lower pressing piece, and the internal structure of the ring bulge is matched with the bottom of the hydraulic jack.
the difference with embodiment 1 is that clamp limit structure is for setting up the dog on last casting die and supporting seat, and two liang of dogs set up in pairs, and two dogs set up relatively along the clamp axial and interval between the two is the same with the axial dimensions of clamp, receive the axial limiting action of dog after the clamp card is gone into between two dogs during the use.
different from the embodiment 1, the connecting piece is composed of two fixedly connected step shafts, a large-diameter section and a small-diameter section are arranged on each step shaft, and the outer diameter of the large-diameter section is larger than the inner diameter of the through holes in the upper pressing piece and the lower pressing piece. During installation, the small-diameter sections are respectively extended into the space between the upper pressing piece and the lower pressing piece from the outer sides of the upper pressing piece and the lower pressing piece and then are in threaded connection with the two small-diameter sections, the limiting structure is formed by the two large-diameter sections positioned at the two ends of the connecting piece, and in the embodiment, the position of the limiting structure on the connecting piece is relatively fixed.
different from the embodiment 1, the connecting piece is a bolt, the tail of the bolt penetrates through the upper pressing piece and the lower pressing piece and is connected with a connecting nut, and the head of the connecting nut and the head of the bolt form a limiting structure.
different from the embodiment 1, the upper pressing piece is integrally in a long strip shape, the upper arc-shaped groove is positioned in the middle of the upper pressing piece, the through holes are positioned at two ends of the upper pressing piece, and the upper pressing piece is provided with the linear reinforcing rib.
different from the embodiment 1, the upper pressing member and the lower pressing member are respectively an upper pressing plate and a lower pressing plate which are thick in plate thickness and are not easy to deform.
In the specific embodiment of the clamp installation auxiliary bracket of the present invention, the structure of the clamp installation auxiliary bracket in this embodiment is the same as that of any one of the specific embodiments of the clamp installation auxiliary device of the present invention, and details thereof are not described herein.
The above description is only a preferred embodiment of the present invention, and not intended to limit the present invention, the scope of the present invention is defined by the appended claims, and all structural changes that can be made by using the contents of the description and the drawings of the present invention are intended to be embraced therein.
Claims (10)
1. The utility model provides a hoop installation auxiliary stand, characterized by includes:
the upper pressing piece and the lower pressing piece are arranged at intervals up and down, and the interval between the upper pressing piece and the lower pressing piece is used for a fixed pipeline to pass through and is used for accommodating two half hoops to be screwed up which are arranged on the outer side of the pipeline up and down oppositely;
the connecting piece penetrates through the upper pressing piece and the lower pressing piece and can be used for enabling the upper pressing piece and the lower pressing piece to move along the up-down direction so as to enable the upper pressing piece and the lower pressing piece to be close to each other or to be away from each other, and a limiting structure for limiting the maximum spacing distance between the upper pressing piece and the lower pressing piece is arranged on the connecting piece;
the upper pressing piece is provided with a mounting structure for mounting and fixing the hydraulic jack, or the lower pressing piece is provided with a supporting table for placing the hydraulic jack.
2. The clip installation auxiliary bracket of claim 1, wherein the support base is provided with a horizontal positioning structure for positioning the hydraulic jack in a horizontal direction.
3. The clip installation accessory bracket of claim 2, wherein the horizontal locating structure is a detent for mating with the bottom of the hydraulic jack.
4. The clip installation auxiliary stand according to any one of claims 1 to 3, wherein the upper pressing member or the lower pressing member is provided with a clip limiting structure for limiting the axial displacement of the corresponding half clip, the clip installation auxiliary stand further comprises a force transmission member for being interposed between the hydraulic jack and the half clip, and the force transmission member is provided with a force transmission positioning structure and a clip limiting structure for respectively limiting the horizontal displacement of the hydraulic jack and the axial displacement of the half clip.
5. The clip attachment bracket of claim 4, wherein the clip retention feature is an arcuate slot adapted to fit the outer circumference of the clip.
6. A clip attachment aid according to any one of claims 1 to 3 wherein the stop formation is vertically adjustably mounted on the connector.
7. The clip installation auxiliary bracket of claim 6, wherein the connecting member is a stud, the upper pressing member and the lower pressing member are provided with through holes, the stud passes through the upper pressing member and the lower pressing member through the through holes, the stud is provided with coupling nuts on the outer sides of the upper pressing member and the lower pressing member, and the limiting structure is formed by the coupling nuts.
8. The clip installation auxiliary bracket according to any one of claims 1 to 3, wherein the upper pressing member and the lower pressing member are each of a plate type structure, and the plate type structure is provided with a reinforcing rib for preventing deformation.
9. The clip installation accessory bracket of claim 8, wherein the upper pressing member is generally i-shaped, the upper pressing member includes two lateral portions disposed opposite to each other and a vertical portion connected between the two lateral portions, and spaces inside the upper pressing member on both sides of the vertical portion are provided for providing an operating space for fastening the clip to be tightened.
10. A clamp installation auxiliary device, characterized by includes:
a clip installation auxiliary bracket according to any one of claims 1 to 9;
and the hydraulic jack is arranged on the upper pressing piece or the lower pressing piece and can stretch out and draw back along the up-down direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011203321.3A CN112324361A (en) | 2020-11-02 | 2020-11-02 | Clamp installation auxiliary support and clamp installation auxiliary device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011203321.3A CN112324361A (en) | 2020-11-02 | 2020-11-02 | Clamp installation auxiliary support and clamp installation auxiliary device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN117231605A (en) * | 2023-11-10 | 2023-12-15 | 德州德沣检测科技有限公司 | Detachable connecting lock hoop structure for electric power tower |
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| CN110985752A (en) * | 2020-03-03 | 2020-04-10 | 胜利油田新大管业科技发展有限责任公司 | Installation tool and installation method of socket pipeline |
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| US20100301602A1 (en) * | 2007-08-31 | 2010-12-02 | Peter James Curry | Interfitting tubular members |
| CN203547611U (en) * | 2013-09-14 | 2014-04-16 | 姬胜国 | Auxiliary device for changing clamp connected gate |
| CN207673994U (en) * | 2017-12-07 | 2018-07-31 | 天津市隆特科技发展有限公司 | A kind of thimble connector equipment |
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| CN117231605A (en) * | 2023-11-10 | 2023-12-15 | 德州德沣检测科技有限公司 | Detachable connecting lock hoop structure for electric power tower |
| CN117231605B (en) * | 2023-11-10 | 2024-01-30 | 德州德沣检测科技有限公司 | Detachable connecting lock hoop structure for electric power tower |
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