CN207599152U - A kind of variable force Single spring hanger - Google Patents

A kind of variable force Single spring hanger Download PDF

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Publication number
CN207599152U
CN207599152U CN201721751703.3U CN201721751703U CN207599152U CN 207599152 U CN207599152 U CN 207599152U CN 201721751703 U CN201721751703 U CN 201721751703U CN 207599152 U CN207599152 U CN 207599152U
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CN
China
Prior art keywords
single spring
variable force
cover cylinder
pull rod
fixed
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201721751703.3U
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Chinese (zh)
Inventor
李丹
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Datang Boiler Pressure Vessel Examination Center Co Ltd
China Datang Corp Science and Technology Research Institute Co Ltd East China Branch
Original Assignee
Datang Boiler Pressure Vessel Examination Center Co Ltd
China Datang Corp Science and Technology Research Institute Co Ltd East China Branch
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Datang Boiler Pressure Vessel Examination Center Co Ltd, China Datang Corp Science and Technology Research Institute Co Ltd East China Branch filed Critical Datang Boiler Pressure Vessel Examination Center Co Ltd
Priority to CN201721751703.3U priority Critical patent/CN207599152U/en
Application granted granted Critical
Publication of CN207599152U publication Critical patent/CN207599152U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model provides a kind of variable force Single spring hanger, including horizontal positioned elastic mechanism;Its both sides horizontal direction is respectively arranged with pull rod, and when two pull rods are by opposing force, elastic mechanism occurs compression or stretches;The one end of two one end of pull rod far from elastic mechanism respectively with a transmission mechanism is fixed, and the other end and the cross-arm of transmission mechanism are fixed;When elastic mechanism occurs compression or stretches, compression or amount of tension are measured by scale mechanism.The duplex pull rod variable force Single spring hanger of this chain-type of the utility model design, can effectively solve both sides spring stress imbalance situation, ensure that both sides stress size is identical, two end movement of Single spring is consistent, so as to keep the horizontal position of cross-arm.Damage and the failure conditions of pipeline or equipment can be reduced using this hanger.The duplex pull rod variable force Single spring hanger of this chain-type of the utility model design has saved material cost, while bring simplicity to manufacture and fixing link using Single spring pattern.

Description

A kind of variable force Single spring hanger
Technical field
The utility model is related to suspension and support technical field, a kind of specifically variable force Single spring hanger.
Background technology
Variable-force spring hanger is suitable in the various pipelines or the equipment that generate thermal walking in operation, can both meet branch and hang The displacement of vertical direction that point is generated by thermal expansion, and it is applied to the stay bolt power of pipe variable.Original duplex pull rod variable force spring Hanger is linked together two springs, then it is connect fixation with cross-arm with sunpender by the way of in parallel.But in reality During use, due to the superpressure of design reasons, pipeline or equipment, overtemperature and vibration etc., both sides stress is caused to differ It causes, cross-arm is caused to tilt so as to which amount of spring compression is inconsistent, this is easy for that the damage of pipeline or equipment is caused even to fail, and causes Unit safety operation simultaneously reduces service life.Secondly, duplex pull rod variable force spring is installed using two lateral spring parallel forms, causes one Fixed waste of material also brings unnecessary trouble to manufacture and installation.Generally speaking, duplex pull rod variable force spring hanger is manufacturing Link, fixing link and use link are all unreasonable, are especially using the problems in link very prominent, need further Design and improvement.
Utility model content
The purpose of this utility model is to cause to make to solve the structure of duplex pull rod variable force spring hanger in the prior art With there are cross-arm deflections in the process, even result in pipeline or equipment generates the defects of damaging or failing, a kind of variable force list bullet is provided Spring hanger solves the above problems.
To achieve these goals, the technical solution of the utility model is as follows:
A kind of variable force Single spring hanger, including elastic mechanism;The elastic mechanism is horizontal positioned, both sides horizontal direction point It is not provided with pull rod, when two pull rods are by opposing force, elastic mechanism occurs compression or stretches;Two pull rods are far from elastic machine The one end of one end of structure respectively with a transmission mechanism is fixed, and the other end and the cross-arm of transmission mechanism are fixed;
Further include scale mechanism;The scale mechanism is configured to:When the elastic mechanism occurs compression or stretches, Decrement or amount of tension are measured by scale mechanism.
Preferably, the elastic mechanism includes horizontal positioned cover cylinder, spring;The cover cylinder both ends are cecum;The bullet Spring lies in a horizontal plane in cover tube inner chamber;It is vertically fixed with indicator board respectively at the both ends of the spring;One end of two pull rods It is fixed after lateral one end for sequentially passing through cover cylinder, one piece of indicator board, spring with another piece of indicator board, the other end of pull rod is in Outside cover cylinder;When two pull rods are by opposing force, two pieces of indicator boards are driven closer or far from so that spring elongation or compression.
Preferably, the transmission mechanism includes the chain and sprocket wheel that are respectively at cover cylinder both sides;One end of the chain with Pull rod is in the connection of one end outside cover cylinder, and the other end is fixed around sprocket wheel with cross-arm.
Preferably, the chain is fixed by lower sunpender with cross-arm.
Preferably, the sprocket wheel is fixed by upper hanger.
Preferably, it is additionally provided with tightening nut on the lower sunpender.
Preferably, the cover cylinder bottom surface offers sliding slot along its axial direction;Edge is both provided with below two pieces of indicator boards Sliding slot stretches out the connector outside cover cylinder;The scale mechanism includes pointer fixed with the connector of two pieces of indicator boards and quarter respectively Scale.
Preferably, the dial is horizontally disposed with.
The utility model compared with prior art, has the advantages that:
The duplex pull rod variable force Single spring hanger of this chain-type of the utility model design, can effectively solve two lateral springs Force unbalance situation ensures that both sides stress size is identical, and two end movement of Single spring is consistent, so as to keep the horizontal position of cross-arm It puts.Damage and the failure conditions of pipeline or equipment can be reduced using this hanger.This chain-type of the utility model design Duplex pull rod variable force Single spring hanger using Single spring pattern, saved material cost, while bring to manufacture and fixing link Simplicity.
Description of the drawings
Fig. 1 is the utility model overall structure diagram.
Specific embodiment
The effect of to make to the structure feature of the utility model and being reached, has a better understanding and awareness, to compared with Good embodiment and attached drawing cooperation detailed description, are described as follows:
As shown in Figure 1, a kind of 3 hanger of variable force Single spring, including elastic mechanism, transmission mechanism, scale mechanism;
Elastic mechanism includes horizontal positioned cover cylinder 1, spring 3;1 both ends of cover cylinder are cecum;Spring 3 lies in a horizontal plane in cover cylinder 1 inner cavity;It is vertically fixed with indicator board 2 respectively at the both ends of spring 3;One end of two pull rods 4 laterally sequentially passes through cover cylinder 1 One end, one piece of indicator board 2, fixed with another piece of indicator board 2 after spring 3, the other end of pull rod 4 is in outside cover cylinder 1;Two drawings When bar 4 is by opposing force, two blocks of 2 plates of instruction are driven closer or far from so that spring 3 is stretched or compressed.
Transmission mechanism includes being respectively at the chain 6 of 1 both sides of cover cylinder and sprocket wheel 7;One end of chain 6 is in cover with pull rod 4 One end connection outside cylinder 1, the other end are fixed around sprocket wheel 7 with cross-arm.Chain 6 is fixed by lower sunpender 8 with cross-arm, under hang Tightening nut 11 is additionally provided on bar 8.Sprocket wheel 7 is fixed by upper hanger 5.
1 bottom surface of cover cylinder offers sliding slot along its axial direction;It is both provided with below two pieces of indicator boards along sliding slot and stretched out outside cover cylinder 1 Connector;Scale mechanism includes pointer 10 fixed with the connector of two pieces of indicator boards 2 and dial 9 respectively.
Pull rod 4 in the present embodiment can be bolt.
Concrete operations requirement is as follows:
1. the big material of reasonable selection rigidity manufactures spring 3 according to the design needs, spring 3 should be located at cover cylinder 1 when installing Interior centre position, both sides and the cylinder wall of spring 3 keep same distance, and the pull rod 4 of upper and lower should be with the horizontal center line of cover cylinder 1 Arrangement is symmetrically installed, and keeps horizontal.The cooperation transmission of chain 6 and sprocket wheel 7 should be good, should not there is larger obstruction.Under cover cylinder 1 Side, which should be open, stays gap, and dial 9 and 10 Free water of pointer can be allowed smoothly to move.Dial 9 and pointer 10 with spring 3 pressure Contracting and slide, when slip, should not be obstructed, and certain spacing is kept with cover cylinder 1.The wall or steel knot that upper hanger 5 is mounted above It, should be solid and reliable on structure.Pipeline or equipment are fixed on using pipe clamp or other means above or below cross-arm 12.
2. spring 3 is located in cover cylinder 1, the both sides of spring 3 are equipped with two pieces of indicator boards 2.Both sides indicator board 2 respectively with both sides Pull rod 4 is fixed using nut connection, and indicator board 2 lower section in left side stretches out cover cylinder 3 and is connected to dial 9, under right side indicator board 2 Side stretches out cover cylinder 3 and is connected to pointer 10.Two lateral bracing struts 4 connect fixation with the upper extremity of both sides chain 6 respectively, in horizontal position It puts.Both sides chain 6 coordinates respectively with both sides sprocket wheel 7 to be transmitted, and the lower ends of both sides chain 6 are connect respectively with sunpender under both sides 8 It is fixed, perpendicular position.The centre position installing tightening nut 11 of sunpender 8 under both sides, under both sides the lower ends of sunpender 8 with Cross-arm 12 is fixed using nut connection.The lower ends of both sides upper hanger 5 connect fixation with both sides sprocket wheel 7 using axis pin respectively.
3. during fixing link, the utility model is mounted on pipeline or equipment, power is transmitted to chain 6 by lower sunpender 8, then Pull rod 4 is transmitted to, is eventually transferred into spring 3.3 forced compression of spring generates opposite force, therefore maintains equilibrium state;When pipeline or Equipment when the size of power changes and is transmitted to spring 3, showed as spring 3 and compresses or stretch in the operation phase, generated reversed Power, therefore maintain the equilibrium state of operation phase.Due to Newton's second law and Hooke's law, the drawing of the pull rod 4 of 3 both sides of spring Stress is equilibrant force, and size is identical, i.e. the displacement at 3 both ends of spring is identical, so as to keep cross-arm horizontal.It is being carved according to pointer 10 The location of on scale 9, we can obtain displacement and the stressing conditions of the both sides sunpender in installation and operation stage.In hanger When needing adjustment, the length of sunpender 8 under both sides can be changed with adjusting elasticity nut 11, so as to control the displacement of both sides entirety with Stressing conditions.
The advantages of basic principle, main feature and the utility model of the utility model has been shown and described above.One's own profession The technical staff of industry is it should be appreciated that the present utility model is not limited to the above embodiments, described in above embodiments and description Only the utility model principle, on the premise of not departing from the spirit and scope of the utility model the utility model also have respectively Kind changes and improvements, these changes and improvements are both fallen in claimed the scope of the utility model.The requires of the utility model Protection domain defined by appended claims and its equivalent.

Claims (8)

1. a kind of variable force Single spring hanger, it is characterised in that:Including elastic mechanism;The elastic mechanism is horizontal positioned, both sides Horizontal direction is respectively arranged with pull rod (4), and when two pull rods (4) are by opposing force, elastic mechanism occurs compression or stretches;Two institutes It states the one end of the one end of pull rod (4) far from elastic mechanism respectively with a transmission mechanism to fix, the other end and cross-arm of transmission mechanism It is fixed;
Further include scale mechanism;The scale mechanism is configured to:When the elastic mechanism occurs compression or stretches, compression Amount or amount of tension are measured by scale mechanism.
2. a kind of variable force Single spring hanger according to claim 1, it is characterised in that:The elastic mechanism is put including level Cover cylinder (1), the spring (3) put;Cover cylinder (1) both ends are cecum;The spring (3) lies in a horizontal plane in cover cylinder (1) inner cavity; The both ends of the spring (3) are vertically fixed with indicator board (2) respectively;One end of two pull rods (4) laterally sequentially passes through One end of cover cylinder (1), one piece of indicator board (2), spring (3) are fixed with another piece of indicator board (2) afterwards, at the other end of pull rod (4) In cover cylinder (1) outside;When two pull rods (4) are by opposing force, two pieces of indicator boards (2) are driven closer or far from so that spring (3) It stretches or compresses.
3. a kind of variable force Single spring hanger according to claim 2, it is characterised in that:The transmission mechanism includes locating respectively In the chain (6) of cover cylinder (1) both sides and sprocket wheel (7);One end of the chain (6) and one of pull rod (4) in cover cylinder (1) outside End connection, the other end are fixed around sprocket wheel (7) with cross-arm.
4. a kind of variable force Single spring hanger according to claim 3, it is characterised in that:The chain (6) passes through lower sunpender (8) it is fixed with cross-arm.
5. a kind of variable force Single spring hanger according to claim 3, it is characterised in that:The sprocket wheel (7) passes through upper hanger (5) it is fixed.
6. a kind of variable force Single spring hanger according to claim 4, it is characterised in that:It is also set up on the lower sunpender (8) There is tightening nut (11).
7. a kind of variable force Single spring hanger according to claim 2, it is characterised in that:Cover cylinder (1) bottom surface is along its axis To offering sliding slot;It is both provided with below two pieces of indicator boards (2) along sliding slot and stretches out the connector of cover cylinder (1) outside;It is described Scale mechanism include respectively with the fixed pointer of the connector of two pieces of indicator boards (10) and dial (9).
8. a kind of variable force Single spring hanger according to claim 7, it is characterised in that:The dial (9) is horizontally disposed.
CN201721751703.3U 2017-12-14 2017-12-14 A kind of variable force Single spring hanger Expired - Fee Related CN207599152U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201721751703.3U CN207599152U (en) 2017-12-14 2017-12-14 A kind of variable force Single spring hanger

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201721751703.3U CN207599152U (en) 2017-12-14 2017-12-14 A kind of variable force Single spring hanger

Publications (1)

Publication Number Publication Date
CN207599152U true CN207599152U (en) 2018-07-10

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201721751703.3U Expired - Fee Related CN207599152U (en) 2017-12-14 2017-12-14 A kind of variable force Single spring hanger

Country Status (1)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107883069A (en) * 2017-12-14 2018-04-06 中国大唐集团科学技术研究院有限公司华东分公司 A kind of variable force Single spring suspension bracket

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107883069A (en) * 2017-12-14 2018-04-06 中国大唐集团科学技术研究院有限公司华东分公司 A kind of variable force Single spring suspension bracket

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GR01 Patent grant
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CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20180710

Termination date: 20181214