CN110553776A - Clamp of pipeline support hanger force measuring device and pipeline support hanger force measuring device - Google Patents
Clamp of pipeline support hanger force measuring device and pipeline support hanger force measuring device Download PDFInfo
- Publication number
- CN110553776A CN110553776A CN201910863373.4A CN201910863373A CN110553776A CN 110553776 A CN110553776 A CN 110553776A CN 201910863373 A CN201910863373 A CN 201910863373A CN 110553776 A CN110553776 A CN 110553776A
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- clamping
- force measuring
- measuring device
- sleeve
- clamping piece
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L5/00—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes
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- General Physics & Mathematics (AREA)
- Force Measurement Appropriate To Specific Purposes (AREA)
Abstract
The invention discloses a clamp of a pipeline support and hanger force measuring device and the pipeline support and hanger force measuring device, wherein the clamp comprises an upper clamping piece and a lower clamping piece, the upper clamping piece and the lower clamping piece are respectively provided with a clamping hole for clamping a suspender, the extending direction of the clamping hole is consistent with the extending direction of the suspender, an upper sleeve is arranged in the clamping hole of the upper clamping piece, a lower sleeve is arranged in the clamping hole of the lower clamping piece, and the upper sleeve and the lower sleeve are used for clamping the suspender; the upper clamping piece and the lower clamping piece respectively comprise two force arms which are stacked in parallel along the horizontal direction, each force arm comprises a clamping part and a connecting part, and the two clamping parts are spliced to form the clamping hole; the pipeline support and hanger force measuring device comprises the clamp. The clamp of the pipeline support hanger force measuring device and the pipeline support hanger force measuring device can be matched with different types of suspenders with different rod diameters, are simple in structure and low in cost, and do not damage the suspenders and influence the force measuring precision.
Description
Technical Field
The invention belongs to the technical field of machinery, and particularly relates to a clamp of a pipeline support and hanger force measuring device and the pipeline support and hanger force measuring device provided with the clamp.
Background
The support hanger is a general name of the support and the hanger on the steam-water pipeline and is used for bearing the weight of the pipeline and limiting the displacement and thermal expansion of the pipeline. Aiming at the defects that the existing nuclear power station pipeline support and hanger can not display load or has huge load error, the existing installation, detection and adjustment mode has complex process and large engineering quantity, and the traditional stress-strain load measurement method is not suitable for on-site application, and the like, technical personnel in the field design a nuclear power station pipeline support and hanger force measurement device which is a set of support and hanger quantitative installation, detection and adjustment special tools with a novel measurement mode and a matched loading and unloading method. When the special tool is popularized to other various types of hangers, the basic problem of the installation of the force measuring device needs to be considered, namely, one set of clamp needs to be arranged, and the installation feasibility is met.
The existing clamp is a clamp which is processed and manufactured according to the rod diameter and the type of a suspender (namely a positive thread, a reverse thread and a polished rod), the existing clamp needs to be matched with different suspender rod diameters, the positive thread and the reverse thread need to be processed aiming at three types of suspenders, the requirement on processing precision is high, in the process of measuring the force, the suspenders are repeatedly loaded and unloaded, certain damage can be caused to the suspenders, and meanwhile, the precision of measuring the force can be possibly influenced. A large number of clamps need to be processed to meet the field requirements, so that the workload is huge, the cost is high, and the existing clamps have certain difficulty on the technical requirement on the processing precision.
Disclosure of Invention
In view of the above, in order to overcome the defects of the prior art, the invention aims to provide a clamp of a pipeline support and hanger force measuring device, which can match different types of booms with different rod diameters by replacing a sleeve, has a simple structure and low cost, does not damage the booms, and does not affect the force measuring precision.
In order to achieve the purpose, the invention adopts the following technical scheme:
A clamp of a force measuring device of a pipeline support hanger comprises an upper clamping piece and a lower clamping piece, wherein clamping holes for clamping a hanging rod are formed in the upper clamping piece and the lower clamping piece respectively, the extending direction of the clamping holes is consistent with the extending direction of the hanging rod, the extending direction of the upper clamping piece is consistent with that of the lower clamping piece, and the extending direction of the clamping holes is perpendicular to the extending direction of the upper clamping piece or the lower clamping piece; an upper sleeve is arranged in a clamping hole of the upper clamping piece, a lower sleeve is arranged in a clamping hole of the lower clamping piece, and the upper sleeve and the lower sleeve are used for clamping the suspender; go up the holder and all include two arm of force that stack side by side along the horizontal direction with lower holder, the arm of force includes the clamping part and is located the connecting portion of clamping part both sides, two the clamping part amalgamation forms the centre gripping hole. Go up the holder and form with lower holder along the horizontal direction amalgamation through two arm of force, and each centre gripping hole is formed by the clamping part amalgamation, installs sleeve and lower sleeve in the centre gripping downthehole again, therefore need not to process a large amount of anchor clamps that are applicable to different jib types and pole footpath, only needs processing after the arm of force is spliced put into different sizes each sleeve can make anchor clamps, simple structure is with low costs, and the commonality is strong, can match the jib of different grade type and pole footpath, does not influence the dynamometry precision to the jib not damaged.
In the above technical scheme, preferably, the clamping hole of the upper clamping piece is in a circular truncated cone shape, the upper sleeve is a circular truncated cone-shaped sleeve, the clamping hole of the lower clamping piece is in an inverted circular truncated cone shape, and the lower sleeve is an inverted circular truncated cone-shaped sleeve. Go up the holder and be round platform shape, go up the sleeve and be round platform shape sleeve, go up the design structure of thick round platform shape under thin on the sleeve, be favorable to the telescopic tight effect of clamp of centre gripping pore pair more, play better clamping action.
In the above technical solution, it is further preferable that the top surface of the upper sleeve extends outward along the circumferential direction to form an annular protrusion, and the annular protrusion is attached to the top surface of the clamping portion. At last sleeve top surface outwards extend along its circumference and think into annular bulge, and the laminating of annular bulge is at the top surface of clamping part, further guarantees telescopic fixed effect, prevents that the sleeve from having the slip in the centre gripping hole, and annular bulge plays limiting displacement.
In the above technical solution, it is further preferable that the truncated cone-shaped sleeve is formed by splicing two half sleeves symmetrically arranged, each half sleeve has a clamping surface and split surfaces located at two sides of the clamping surface, and the axial lead of the clamping surface and the clamping surface are located at two sides of the split surfaces respectively. The circular truncated cone sleeve is formed by splicing two half sleeves which are symmetrically arranged, the circular truncated cone sleeve is simple in structure and two, the half sleeves are used for clamping the hanging rod from the outside simply and conveniently, and the axial lead and the clamping surface of the clamping surface are respectively positioned on two sides of the splicing surface, so that when the two half sleeves are spliced, the hanging rod is positioned in the clamping surface, a certain gap is formed between the splicing surfaces, and the clamping between the two half sleeves is facilitated.
In the foregoing technical solution, it is still further preferable that the clamping portion has a clamping groove, the connecting portion has an attaching surface, and an axial line of the clamping groove and the clamping groove are respectively located on two sides of the attaching surface. By the design, when the two force arms are spliced, the sleeves are positioned in the clamping grooves, and a certain gap is reserved between the binding surfaces, so that the clamping between the two force arms is facilitated.
In the above technical solution, it is further preferable that an axis of the clamping surface coincides with an axis of the clamping groove; the distance between the axial lead of the clamping groove or the axial lead of the clamping groove and the binding surface is more than or equal to 0.5 mm. When the distance between the axial lead of the clamping groove and the binding surface is more than or equal to 0.5mm, the clamping effect of the two force arms is better.
In the above technical scheme, and further preferably, the connecting portions on both sides of the clamping portion are provided with at least one connecting hole, and the two force arms are spliced into the upper clamping piece and the lower clamping piece through fasteners penetrating through the corresponding connecting holes. Thereby through the fastener that passes the connecting hole firmly the concatenation together with two corresponding arm of force, obtain last holder and lower holder, also further guarantee the clamping effect of last holder and lower holder.
The invention also provides a pipeline support and hanger force measuring device which comprises the clamp of the pipeline support and hanger force measuring device and a force measuring assembly arranged between the upper clamping piece and the lower clamping piece, wherein the force measuring assembly comprises a force transmission rope which is consistent with the extension direction of the suspender, and two ends of the upper clamping piece and the lower clamping piece are respectively provided with a mounting hole for mounting the force transmission rope. The pipeline support and hanger force measuring device has the advantages of good clamping effect, low cost, no damage to the hanger rod and good force measuring precision due to the use of the clamp.
In the above technical scheme, preferably, waist round holes have been all seted up at the both ends of arm of force, the length extending direction of waist round hole with pass the extending direction of power rope unanimously, the mounting hole is formed by corresponding waist round hole coincide. Because waist round holes are formed in two ends of the force arm and used for installing the force transmission rope, the length extending direction of each waist round hole is consistent with the extending direction of the force transmission rope, and the installation of the end part of the force transmission rope is facilitated.
Compared with the prior art, the invention has the advantages that: according to the clamp of the pipeline support hanger force measuring device, the upper clamping piece and the lower clamping piece are spliced along the horizontal direction through the two force arms, each clamping hole is spliced through the clamping part, and the upper sleeve and the lower sleeve are installed in the clamping holes, so that a large number of clamps suitable for different hanger rod types and rod diameters do not need to be processed, the clamps can be manufactured only by processing the force arms for splicing and then placing the sleeves with different sizes, the structure is simple, the cost is low, the universality is high, the hanger rods with different types and rod diameters can be matched, and the force measuring precision is not influenced due to no damage to the hanger rods. The pipeline support and hanger force measuring device of the invention also has the advantages of good clamping effect, low cost, no damage to the hanger rod in the force measuring process and good force measuring precision due to the use of the clamp.
Drawings
in order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
FIG. 1 is a schematic structural view of a pipeline support and hanger force measuring device in a preferred embodiment of the invention;
FIG. 2 is a top view of the force arm of the pipeline support hanger force measuring device in the preferred embodiment of the present invention;
FIG. 3 is a top view of a half-sleeve of a pipe hanger load cell in accordance with a preferred embodiment of the present invention;
FIG. 4 is a cross-sectional view of a half-sleeve of a pipe hanger force measuring device in accordance with a preferred embodiment of the present invention;
wherein: the force measuring device comprises a force measuring component-10, a force transmission rope-11, a loader-12, a suspension rod-20, an upper clamping piece-30, a clamping hole-31, an upper sleeve-32, a lower clamping piece-40, a lower sleeve-42, a force arm-50, a clamping part-51, a clamping groove-511, a clamping groove axial line-512, a connecting part-52, a jointing surface-521, a connecting hole-522, a waist circle hole-53, a half sleeve-60, a clamping surface-61, a splicing surface-62, a clamping surface axial line-63, a semi-annular bulge-64 and a mounting hole-70.
Detailed Description
In order to make those skilled in the art better understand the technical solution of the present invention, the technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the drawings in the embodiment of the present invention, and it is obvious that the described embodiment is only a part of the embodiment of the present invention, and not a whole embodiment. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 4, the present embodiment provides a pipeline support and hanger force measuring device, which includes a force measuring assembly 10 and a clamp for clamping the force measuring assembly 10, wherein the force measuring assembly 10 is a conventional one, and includes a force transmission rope 11 extending in a direction consistent with that of a boom 20, a strain sensor (not shown) attached to the force transmission rope 11, a loader 12 for loading and unloading the force transmission rope 11, and a data processing device for acquiring strain data of the strain sensor and processing the strain data into force data. The clamp comprises an upper clamping piece 30 and a lower clamping piece 40 for clamping the suspender 20, wherein the upper clamping piece 30 and the lower clamping piece 40 are respectively formed by superposing two force arms 50 in parallel along the horizontal direction, and the extending direction of the upper clamping piece 30 is consistent with that of the lower clamping piece 40.
Referring to fig. 2, the force arm 50 includes a clamping portion 51 and a connecting portion 52 located at two sides of the clamping portion 51, the clamping portion 51 has a clamping groove 511, the connecting portion 52 has an attaching surface 521, wherein a clamping groove axis 512 and the clamping groove 511 are located at two sides of the attaching surface 521, respectively, and a distance d between the clamping groove axis 512 and the attaching surface 521 is 0.5 mm. The two force arms 50 are stacked in parallel in the horizontal direction to obtain the upper clamping member 30 or the lower clamping member 40, and the specific description of the upper clamping member 30 is given here, and the principle of forming the lower clamping member 40 is the same as that of forming the upper clamping member 30, so the description is omitted. When the two force arms 50 are stacked in parallel along the horizontal direction, the two clamping grooves 511 are spliced into a truncated cone-shaped clamping hole 31, a truncated cone-shaped upper sleeve 32 matched with the clamping hole 31 is installed in the clamping hole 31, the upper sleeve 32 is used for clamping the suspender 10, the extension directions of the clamping hole 31, the upper sleeve 32 and the suspender 10 are consistent, the axial leads of the clamping hole 31, the upper sleeve 32 and the suspender 10 are overlapped, and the extension direction of the clamping hole 31 is perpendicular to the upper clamping piece 30. Because the gap of 0.5mm is formed between the axial lead 512 of the clamping groove and the binding surfaces 521, when the two force arms 50 are spliced, the upper sleeve 32 is positioned in the clamping hole 31, and the gap of 1mm is formed between the two binding surfaces 521, thereby being more beneficial to clamping the two force arms 50. In addition, the connecting portions 52 on both sides of the clamping portion 51 are respectively provided with an upper connecting hole 522 and a lower connecting hole 522, and the two force arms 50 are spliced into the upper clamping member 30 by fasteners penetrating through the corresponding connecting holes 522.
With reference to fig. 3 and 4, the upper sleeve 30 is a circular truncated cone shaped sleeve, the circular truncated cone shaped sleeve is formed by splicing two half sleeves 60 which are symmetrically arranged, each half sleeve 60 is provided with a clamping surface 61 and a splicing surface 62 which are positioned on two sides of the clamping surface 61, the clamping surface axial lead 63 and the clamping surface 61 are respectively positioned on two sides of the splicing surface 62, the distance between the clamping surface axial lead 63 and the splicing surface 62 is 0.5mm, and a gap of 0.5mm is formed between the clamping surface axial lead 63 and the splicing surface 62, so that when the two half sleeves 60 are spliced, the hanger rod 10 is positioned in the circular truncated cone shaped sleeve formed by splicing the two clamping surfaces 31, and a gap of 1mm is formed between the splicing surfaces 62, thereby being more beneficial to clamping between the two half sleeves 60 to clamp the hanger rod 10. The top surface of half sleeve 60 outwards extends along its circumference and forms half annular protrusion 64, when two half sleeves 60 splice, half annular protrusion 64 laminating is at the top surface of the clamping part 51 of corresponding side arm of force 50, therefore when going up sleeve 32 and installing in the centre gripping hole 31 of last holder 30, the top surface of going up sleeve 32 has and outwards extends along its circumference and forms annular protrusion, annular protrusion laminating is at the top surface of clamping part 51, in order to further guarantee the fixed effect of going up sleeve 32, prevent that it has the slip to go up sleeve 32 in centre gripping hole 31, annular protrusion plays limiting displacement.
Similarly, the lower clamping member 40 is formed by splicing two force arms 50, the structure of the lower clamping member 40 is basically identical to that of the upper clamping member 30, and the difference is that the lower clamping member 40 is formed by inverting the upper clamping member 30, and because the clamping hole 31 in the upper clamping member 30 is in a circular truncated cone shape and the upper sleeve 32 placed inside the clamping hole is in a circular truncated cone shape, the clamping hole 31 in the lower clamping member 40 is in an inverted circular truncated cone shape, correspondingly, the lower sleeve 42 is an inverted circular truncated cone shaped sleeve, the circular truncated cone shaped sleeve of the lower sleeve 42 is identical to the circular truncated cone shaped sleeve of the upper sleeve 32 in structure, and the lower clamping member is formed by splicing two half sleeves 60 and is inverted only during installation, so the structure is not repeated.
Waist circles 53 are arranged at two ends of the force arm 50, the length extending direction of each waist circle hole 53 is consistent with the extending direction of the force transmission rope 11, two corresponding waist circle holes 53 are overlapped to form mounting holes 70 located on the upper clamping piece 30 and the lower clamping piece 40, the force transmission rope 11 is arranged between the upper clamping piece 30 and the lower clamping piece 40 through the mounting holes 70 located on the upper clamping piece 30 and the lower clamping piece 40, the mounting holes 70 are formed by the waist circle holes 53, and the shape of the waist circle holes 53 is mainly considered to be beneficial to mounting the end part of the force transmission rope 11.
The pipeline support hanger force measuring device of this embodiment, owing to adopted foretell anchor clamps, during the use, only need twice with two arm of force 50 along the horizontal direction amalgamation form go up holder 30 and holder 40 form centre gripping hole 31 down, install sleeve 32 and lower sleeve 42 in centre gripping hole 31 again, therefore need not to process a large amount of anchor clamps that are applicable to different jib types and pole footpath, only need processing arm of force 50 splice after put into not unidimensional round platform shape sleeve and can make anchor clamps, therefore, the pipeline support hanger force measuring device of this embodiment, simple structure is with low costs, and the commonality is strong, can match the jib of different grade type and pole footpath, does not influence the dynamometry precision to the jib not damaged.
the above embodiments are merely illustrative of the technical concept and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the content of the present invention and implement the invention, and not to limit the scope of the invention, and all equivalent changes or modifications made according to the spirit of the present invention should be covered by the scope of the present invention.
Claims (9)
1. The clamp of the pipeline support and hanger force measuring device is characterized by comprising an upper clamping piece and a lower clamping piece, wherein clamping holes for clamping a suspender are formed in the upper clamping piece and the lower clamping piece, the extending direction of the clamping holes is consistent with the extending direction of the suspender, the extending direction of the upper clamping piece is consistent with that of the lower clamping piece, and the extending direction of the clamping holes is perpendicular to the extending direction of the upper clamping piece or the lower clamping piece; an upper sleeve is arranged in a clamping hole of the upper clamping piece, a lower sleeve is arranged in a clamping hole of the lower clamping piece, and the upper sleeve and the lower sleeve are used for clamping the suspender; go up the holder and all include two along its thickness direction superimposed arm of force with lower holder, the arm of force includes the clamping part and is located the connecting portion of clamping part both sides, two the clamping part amalgamation forms the centre gripping hole.
2. The clamp of a pipe hanger force measuring device of claim 1, wherein the clamping hole of the upper clamping member is a circular truncated cone shaped sleeve, the upper sleeve is a circular truncated cone shaped sleeve, the clamping hole of the lower clamping member is an inverted circular truncated cone shaped sleeve.
3. The clamp of claim 2, wherein the top surface of the upper sleeve extends outwardly along a circumferential direction thereof to form an annular protrusion, and the annular protrusion is attached to the top surface of the clamping portion.
4. The clamp of the force measuring device of the pipe hanger as claimed in claim 3, wherein the circular truncated cone shaped sleeve is formed by splicing two symmetrically arranged half sleeves, the half sleeves are provided with clamping surfaces and splicing surfaces located at two sides of the clamping surfaces, and the axial line of the clamping surfaces and the clamping surfaces are respectively located at two sides of the splicing surfaces.
5. The clamp of the force measuring device of the pipe hanger according to claim 4, wherein the clamping portion has a clamping groove, the connecting portion has an abutting surface, and an axial line of the clamping groove and the clamping groove are respectively located on two sides of the abutting surface.
6. The clamp of a pipe hanger force measuring device of claim 5, wherein the axis of said clamping surface coincides with the axis of said clamping groove; the distance between the axial lead of the clamping groove or the axial lead of the clamping groove and the binding surface is more than or equal to 0.5 mm.
7. The clamp of the force measuring device of the pipeline support hanger as claimed in claim 6, wherein the connecting portions at both sides of the clamping portion are respectively provided with at least one connecting hole, and the two force arms are spliced into the upper clamping member and the lower clamping member by fasteners penetrating through the corresponding connecting holes.
8. A pipeline support and hanger force measuring device is characterized by comprising the clamp of any one of claims 1 to 7 and a force measuring assembly arranged between the upper clamping piece and the lower clamping piece, wherein the force measuring assembly comprises a force transmission rope which is consistent with the extension direction of the hanging rod, and two ends of the upper clamping piece and the lower clamping piece are respectively provided with a mounting hole for mounting the force transmission rope.
9. the force measuring device of claim 8, wherein the force arm has a waist-shaped hole at each end, the length of the waist-shaped hole is the same as the force transmission rope, and the mounting hole is formed by overlapping the corresponding waist-shaped holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910863373.4A CN110553776A (en) | 2019-09-12 | 2019-09-12 | Clamp of pipeline support hanger force measuring device and pipeline support hanger force measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910863373.4A CN110553776A (en) | 2019-09-12 | 2019-09-12 | Clamp of pipeline support hanger force measuring device and pipeline support hanger force measuring device |
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| Publication Number | Publication Date |
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| CN110553776A true CN110553776A (en) | 2019-12-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910863373.4A Pending CN110553776A (en) | 2019-09-12 | 2019-09-12 | Clamp of pipeline support hanger force measuring device and pipeline support hanger force measuring device |
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| CN (1) | CN110553776A (en) |
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Application publication date: 20191210 |