CN104459922B - Lower sheave autocollimation device and alignment method - Google Patents
Lower sheave autocollimation device and alignment method Download PDFInfo
- Publication number
- CN104459922B CN104459922B CN201410827428.3A CN201410827428A CN104459922B CN 104459922 B CN104459922 B CN 104459922B CN 201410827428 A CN201410827428 A CN 201410827428A CN 104459922 B CN104459922 B CN 104459922B
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- China
- Prior art keywords
- lower sheave
- autocollimation
- fairlead
- cable
- ground
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Classifications
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/46—Processes or apparatus adapted for installing or repairing optical fibres or optical cables
- G02B6/48—Overhead installation
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/46—Processes or apparatus adapted for installing or repairing optical fibres or optical cables
- G02B6/50—Underground or underwater installation; Installation through tubing, conduits or ducts
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G1/00—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines
- H02G1/06—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for laying cables, e.g. laying apparatus on vehicle
Abstract
A kind of lower sheave autocollimation device, including balance bracket, lower sheave are maked somebody a mere figurehead on balance bracket by rotating shaft, it is characterised in that：Also include an autocollimation lever, autocollimation lever is symmetrically positioned in lower sheave both sides, and pivoted arm one end is arranged in rotating shaft, and the other end has fairlead, and lower sheave ground impetus is located at rotating shaft homonymy with fairlead.Lower sheave is maked somebody a mere figurehead on balance bracket by rotating shaft first, dismantle the bolt fixing mechanism of ground impetus one end of balance bracket top retractable roof structure, fairlead is pulled down or opened from the fixed plate of autocollimation lever, after cable loads the cable trough in fixed plate, fixed or locking fairlead；Ground impetus keeps lower sheave, and occurred level does not move, the vertical tensile force of cable is conducted to autocollimation lever by fairlead during work, plane where cable is all the time perpendicular to ground so that lower sheave remains upward posture when departing from ground being pulled, and does not overturn.
Description
Technical field
The present invention relates to a kind of oil, gas and water detection device, applied to cable or optical cable under various detection environment erection and
Operation, is typically applied in the detection of oil well, specifically a kind of lower sheave autocollimation device.
Background technology
The erection and operation of cable or optical cable under environment are detected, is the common technique during Site Detection, passes through cable
Or optical cable and passes front-end detection or data back detecting system main frame, is typically applied in oil well to detecting front-end power
Detecting system etc..
In such usual detecting system, as the detecting system of oil well needs top sheave and lower sheave to be combined operation, day
Pulley is suspended from above well head in the air, and lower sheave is fixed on wellhead ground, and lower sheave fixed form is to be pricked using well head card.Well head card
Bundle is generally heavier, and well head is at all without fixed space and position sometimes, thus can not carry out Site Detection work.
The content of the invention
The present invention provides a kind of lower sheave autocollimation device, including balance bracket, and lower sheave is maked somebody a mere figurehead flat by rotating shaft
Weigh on support, it is characterised in that：Also include an autocollimation lever, autocollimation lever is symmetrically positioned in lower sheave both sides, turns
Arm one end is arranged in rotating shaft, and the other end has fairlead, and lower sheave ground impetus is located at rotating shaft homonymy with fairlead.
Further, retractable roof structure is installed in balance bracket top by rotating shaft, and retractable roof structure is symmetrically mounted on lower sheave
Both sides, both ends set lower sheave ground impetus by the detachable installation of bolt, wherein one end, for keeping lower sheave not send out
Raw horizontal movement.
Further, fairlead is surrounded by two semicircle ring structures and formed, and semicircle ring structure is removably mounted to fixed plate
On, the autocollimation lever positioned at lower sheave both sides is connected as a single entity by fixed plate, and cable trough, two halves annulus are opened up on the outside of fixed plate
Structure is surrounded is being longitudinally formed through hole with the cable trough on lower mounting plate afterwards.
Further, fairlead is surrounded by two semicircular ring box cuplings and formed, and semicircular ring box cupling is removably mounted to fixed plate
On, the autocollimation lever positioned at lower sheave both sides is connected as a single entity by fixed plate, and cable trough, two halves annulus are opened up on the outside of fixed plate
Box cupling surrounds is being longitudinally formed through hole with the cable trough on lower mounting plate afterwards；Consolidate at one abutment joint of two semicircular ring box cuplings
Surely there is folding, welding steel on the outer wall at another abutment joint, through hole is set on one block of steel plate, set on another block of steel plate same
Axle thread hole, screw rod pass through through hole and screw hole；Or through hole is opened up on two blocks of steel plates, by bolt and nut by two halves
Annulus box cupling is fixed.
Further, semicircle ring structure and fixed plate correspondence position are equipped with through hole or screwed hole, pass through fixing bolt or spiral shell
Nail is fixed；Or the semicircle ring structure consistent with cable trough breach direction directly welds or is spirally connected and be fixed in fixed plate, its with
Another semicircle ring structure being removably mounted in fixed plate assembles to form fairlead.
Further, balance bracket includes the first frame shape base surrounded that is connected of four lateral struts, and corner is prolonged upwards
Each longitudinal holding pole is stretched, each two of lower sheave both sides, is connected as a single entity, is connected between base and longitudinal holding pole some by sheet material
Support bar, form reinforcing rib structure.
The alignment method of above-mentioned lower sheave autocollimation device, it is characterised in that：Lower sheave is maked somebody a mere figurehead by rotating shaft first
On balance bracket, the bolt fixing mechanism of ground impetus one end of dismounting balance bracket top retractable roof structure, from automatic
Collimate and pull down or open fairlead in the fixed plate of lever, after cable loads the cable trough in fixed plate, cable is led in fixed or locking
Hole, cable install retractable roof structure again after being placed in retractable roof structure, cable is arranged on ground through hollow type balance bracket and slided
In the chute of wheel；Ground impetus keeps lower sheave, and occurred level does not move, and the vertical tensile force of cable passes through fairlead during work
Be conducted to autocollimation lever, plane is all the time perpendicular to ground where cable so that lower sheave pulled and when departing from ground
Upward posture is remained, is not overturn.
The lower sheave autocollimation device of the present invention, common well head card is discarded and has pricked component, scene only needs impetus to draw
Residence pulley, so that it may ensure not topple in the operation of lower sheave, autocollimation, the direction to keep up.Specific advantage is as follows：
1st, autocollimation lever is the key of the present invention, and through the optical cable or cable of fairlead, it is slided by day at work
The traction of wheel, in vertical tensioning state, its vertical tensile force is conducted to autocollimation lever by fairlead, the vertical tensioning
When power make it that lower sheave departs from ground being pulled, the posture that can keep up is not overturn.
2nd, fairlead forms retractable roof structure using two halves circular ring structure so that optical cable or cable can directly be mounted on cunning
In wheel.
3rd, lower sheave impetus is that lower sheave fixes drawing point, ensures that occurred level does not move lower sheave at work, simultaneously
This position is retractable roof structure, using bolt detachable connection so that optical cable or cable directly can be mounted in pulley.
4th, lower sheave ground balance bracket is act as, when optical cable or cable are in relaxed state, lower sheave balance branch
Frame the state to keep up, is not overturn, while this position is retractable roof structure so that optical cable or cable in ground supports
Directly it can be mounted in pulley.
Through experiment, the present invention has been successfully applied to the cable system of CNG well for storage ultrasound detections, has efficiently solved ground
Dynamic stability, the collimation of pulley in operation, have been effectively ensured smooth, the reliability service of optical cable.
Brief description of the drawings
Fig. 1 is the overall structure diagram of specific embodiment.
1- balance brackets in figure, 2- lower sheaves, 3- autocollimation levers, 4- lower sheaves ground impetus, 5- open and close type knots
Structure, 6- semicircle ring structures, 7- fixed plates, 8- cable troughs, 9- lateral struts, 10- longitudinal holding poles, 11- support bars, 12- cables.
Embodiment
The present invention is described in further detail below in conjunction with the accompanying drawings.
A kind of lower sheave autocollimation device, including balance bracket 1, lower sheave 2 are maked somebody a mere figurehead in balance bracket 1 by rotating shaft
On, an in addition to autocollimation lever 3, autocollimation lever 3 is symmetrically positioned in the both sides of lower sheave 2, and pivoted arm one end, which is arranged on, to be turned
On axle, the other end has fairlead, and lower sheave ground impetus 4 is located at rotating shaft homonymy with fairlead.The top of balance bracket 1 passes through
Retractable roof structure 5 is installed in rotating shaft, and retractable roof structure 5 is symmetrically mounted on the both sides of lower sheave 2, and both ends pass through the detachable peace of bolt
Dress, wherein one end set lower sheave ground impetus 4, and for keeping lower sheave 2, occurred level does not move.Fairlead is by two and half
Circular ring structure 6, which surrounds, to be formed, and semicircle ring structure 6 is removably mounted in fixed plate 7, and fixed plate 7 will be located at the both sides of lower sheave 2
Autocollimation lever 3 be connected as a single entity, the outside of fixed plate 7 opens up cable trough 8, and two halves circular ring structure 6 is fixed after surrounding with lower section
Cable trough 8 on plate 7 is being longitudinally formed through hole.Semicircle ring structure 6 and the correspondence position of fixed plate 7 are equipped with through hole or screwed hole,
Fixed by fixing bolt or screw；Or the semicircle ring structure 6 consistent with the breach direction of cable trough 8 directly welds or is spirally connected admittedly
Due in fixed plate 7, it forms fairlead with another semicircle ring structure 6 assembling being removably mounted in fixed plate 7.
Above-mentioned fairlead can also be surrounded by two semicircular ring box cuplings to be formed, and semicircular ring box cupling is removably mounted to fix
On plate 7, the autocollimation lever 3 positioned at the both sides of lower sheave 2 is connected as a single entity by fixed plate 7, and the outside of fixed plate 7 opens up cable trough 8,
Two halves annulus box cupling surrounds is being longitudinally formed through hole with the cable trough 8 on lower mounting plate 7 afterwards；One of two semicircular ring box cuplings
Folding is fixed with abutment joint, welding steel on the outer wall at another abutment joint, through hole, another block of steel are set on one block of steel plate
Threaded coaxial hole is set on plate, and screw rod passes through through hole and screw hole；Or through hole is opened up on two blocks of steel plates, pass through bolt
Nut fixes two halves annulus box cupling.
Balance bracket 1 includes the first frame shape base surrounded that is connected of four lateral struts 9, and corner upwardly extends each one
Root longitudinal holding pole 10, each two of the both sides of lower sheave 2, is connected as a single entity by sheet material, if connecting the Heavenly Stems and Earthly Branches between base and longitudinal holding pole
Strut 11, form reinforcing rib structure.
The alignment method of above-mentioned lower sheave autocollimation device, lower sheave 2 is maked somebody a mere figurehead in balance bracket 1 by rotating shaft first
On, the bolt fixing mechanism of one end of ground impetus 4 of the dismounting top retractable roof structure 5 of balance bracket 1, from autocollimation lever
Fairlead is pulled down or opened in 3 fixed plate 7, after cable 12 loads the cable trough 8 in fixed plate 7, fixed or locking fairlead,
Cable 12 installs retractable roof structure 5 again after being placed in retractable roof structure 15, and cable 12 is arranged on through hollow type balance bracket 1
In the chute of lower sheave 2；Ground impetus 4 keeps lower sheave 2, and occurred level does not move, and 12 vertical tensile force of cable leads to during work
Cross fairlead and be conducted to autocollimation lever 3, the place plane of cable 12 is all the time perpendicular to ground so that lower sheave 2 is being pulled
And upward posture is remained when departing from ground, do not overturn.
Claims (5)
1. a kind of lower sheave autocollimation device, including balance bracket, lower sheave are maked somebody a mere figurehead on balance bracket by rotating shaft, it is special
Sign is：Also include an autocollimation lever, autocollimation lever is symmetrically positioned in lower sheave both sides, and autocollimation lever turns
Arm one end is arranged in rotating shaft, and the other end has fairlead, and lower sheave ground impetus is located at rotating shaft homonymy with fairlead, balances
Frame upper installs retractable roof structure by rotating shaft, and retractable roof structure is symmetrically mounted on lower sheave both sides, and both ends can by bolt
Detachable is installed, and wherein one end sets lower sheave ground impetus, and for keeping lower sheave, occurred level does not move, balance bracket
Join end to end the frame shape base surrounded including four lateral struts, and corner upwardly extends each longitudinal holding pole, lower sheave
Each two of both sides, are connected as a single entity by sheet material, and some support bars are connected between base and longitudinal holding pole, form reinforcing rib structure.
2. lower sheave autocollimation device according to claim 1, it is characterised in that：Fairlead is by two semicircle ring structures
Surround and form, semicircle ring structure is removably mounted in fixed plate, and fixed plate is by positioned at the autocollimation thick stick of lower sheave both sides
Bar is connected as a single entity, and cable trough is opened up on the outside of fixed plate, and two halves circular ring structure is surrounded afterwards with the cable trough on lower mounting plate vertical
To formation through hole.
3. lower sheave autocollimation device according to claim 1, it is characterised in that：Fairlead is by two semicircular ring box cuplings
Surround and form, semicircular ring box cupling is removably mounted in fixed plate, and fixed plate is by positioned at the autocollimation thick stick of lower sheave both sides
Bar is connected as a single entity, and cable trough is opened up on the outside of fixed plate, and two halves annulus box cupling is surrounded afterwards with the cable trough on lower mounting plate vertical
To formation through hole；Folding is fixed with one abutment joint of two semicircular ring box cuplings, is welded on the outer wall at another abutment joint
Steel plate, through hole is set on one block of steel plate, threaded coaxial hole is set on another block of steel plate, and screw rod passes through through hole and screw hole；
Or through hole is opened up on two blocks of steel plates, two halves annulus box cupling is fixed by bolt and nut.
4. lower sheave autocollimation device according to claim 2, it is characterised in that：Semicircle ring structure and fixed plate are corresponding
Position is equipped with through hole or screwed hole, is fixed by fixing bolt or screw；Or the semicircle consistent with cable trough breach direction
Ring structure, which directly welds or is spirally connected, to be fixed in fixed plate, itself and another semicircular ring knot being removably mounted in fixed plate
Structure assembles to form fairlead.
A kind of 5. alignment method of lower sheave autocollimation device according to claim 1, it is characterised in that：First by ground
Pulley is maked somebody a mere figurehead on balance bracket by rotating shaft, the bolt of ground impetus one end of dismounting balance bracket top retractable roof structure
Fixed mechanism, fairlead is pulled down or opened from the fixed plate of autocollimation lever, after cable loads the cable trough in fixed plate,
Fixed or locking fairlead, cable install retractable roof structure again after being placed in retractable roof structure, cable balances through hollow type
Support is arranged in the chute of lower sheave；Ground impetus keeps lower sheave, and occurred level does not move, and cable is vertically opened during work
Clamp force is conducted to autocollimation lever by fairlead, and plane is all the time perpendicular to ground where cable so that lower sheave is being led
Upward posture is remained when drawing and departing from ground, is not overturn.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410827428.3A CN104459922B (en) | 2014-12-25 | 2014-12-25 | Lower sheave autocollimation device and alignment method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410827428.3A CN104459922B (en) | 2014-12-25 | 2014-12-25 | Lower sheave autocollimation device and alignment method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104459922A CN104459922A (en) | 2015-03-25 |
| CN104459922B true CN104459922B (en) | 2018-01-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410827428.3A Active CN104459922B (en) | 2014-12-25 | 2014-12-25 | Lower sheave autocollimation device and alignment method |
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| Country | Link |
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| CN (1) | CN104459922B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108802948B (en) * | 2018-06-22 | 2020-11-10 | 北京航天万鸿高科技有限公司 | Automatic coal mine tunnel vehicle-mounted optical cable laying device |
| CN110416924B (en) * | 2019-07-09 | 2024-04-12 | 西南交通大学 | Subway tunnel construction railcar convenient to thread and tunnel cable threading method |
| CN112448324A (en) * | 2020-04-16 | 2021-03-05 | 钱根新 | Cable equipment that municipal works field was used |
| CN112467630A (en) * | 2020-04-16 | 2021-03-09 | 钱根新 | Cable construction equipment |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1257659A (en) * | 1916-08-16 | 1918-02-26 | Thomas A Williams | Well-drill. |
| CN202152677U (en) * | 2011-06-17 | 2012-02-29 | 中国石油天然气股份有限公司 | Fixed hay pulley |
| CN202301848U (en) * | 2011-08-29 | 2012-07-04 | 中国石油化工股份有限公司 | Hay pulley for unloading logging cable |
| CN203612869U (en) * | 2013-12-19 | 2014-05-28 | 中国石油集团渤海钻探工程有限公司 | Ground pulley assembly capable of preventing hands from being clamped |
| CN204287566U (en) * | 2014-12-25 | 2015-04-22 | 南通友联数码技术开发有限公司 | Lower sheave autocollimation device |
-
2014
- 2014-12-25 CN CN201410827428.3A patent/CN104459922B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1257659A (en) * | 1916-08-16 | 1918-02-26 | Thomas A Williams | Well-drill. |
| CN202152677U (en) * | 2011-06-17 | 2012-02-29 | 中国石油天然气股份有限公司 | Fixed hay pulley |
| CN202301848U (en) * | 2011-08-29 | 2012-07-04 | 中国石油化工股份有限公司 | Hay pulley for unloading logging cable |
| CN203612869U (en) * | 2013-12-19 | 2014-05-28 | 中国石油集团渤海钻探工程有限公司 | Ground pulley assembly capable of preventing hands from being clamped |
| CN204287566U (en) * | 2014-12-25 | 2015-04-22 | 南通友联数码技术开发有限公司 | Lower sheave autocollimation device |
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| Publication number | Publication date |
|---|---|
| CN104459922A (en) | 2015-03-25 |
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