CN202704945U - Hydraulic jacking device used for rotating mechanism - Google Patents
Hydraulic jacking device used for rotating mechanism Download PDFInfo
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- CN202704945U CN202704945U CN 201220393683 CN201220393683U CN202704945U CN 202704945 U CN202704945 U CN 202704945U CN 201220393683 CN201220393683 CN 201220393683 CN 201220393683 U CN201220393683 U CN 201220393683U CN 202704945 U CN202704945 U CN 202704945U
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Abstract
The utility model discloses a hydraulic jacking device used for a rotating mechanism, and is characterized in that the technical scheme is as follows: a loading oil cylinder is fixed on a case, a follow-up oil cylinder is arranged in the loading oil cylinder and is distributed along a radial direction of one side of a thrust disc, the case is provided with an oil duct A and an oil duct B, multiple oil through pipes are arranged between the follow-up oil cylinder and the loading oil cylinder, the oil duct A penetrates through an interface on a joint of the loading oil cylinder and the follow-up oil cylinder through the loading oil cylinder, the oil duct B penetrates through the follow-up oil cylinder and a surface of the thrust disc through the loading oil cylinder and the oil through pipes, the thrust disc is fixedly connected with a thrust shaft through a key and a locking device, thrust of a shaft system is rigidly output by the output end of the thrust shaft through a jacking connection flange, and rotation of the shaft system is flexibly output. The hydraulic jacking device solves the limit of incapability of both considering the thrust and the rotation of the conventional rotating mechanism and the hydraulic jacking device, the limit of the rotating speed and the thrust, and the vices of complicated structure, high energy consumption, large noise, poor universality, narrow application range, and the like, and is suitable for being assorted with industries, such as mine, electric power, coal mine, metallurgy, traffic, chemical industry, water conservancy, machine tool, ship and the like.
Description
Technical Field
The utility model relates to a hydraulic pressure jacking device for rotary mechanism.
Background
The traditional hydraulic jacking device does not directly act on jacking of the rotating mechanism, namely the rotating mechanism does not have the dual functions of rotating and jacking. The hydraulic jacking device which can be used for the rotating mechanism at present has the limitation that both thrust and rotation cannot be considered at the same time; or the device can be taken into consideration, but the rotating speed range is severely limited, and the device has the defects of large structure, high energy consumption, poor universality and the like.
Disclosure of Invention
In view of the above situation, an object of the utility model is to provide a hydraulic jacking device for rotary mechanism, it not only has the heavy load, steadily, the big thrust of linear adjustable shafting and fast-speed shafting rotate the output, independent loading has separately again, the spin function, and the vibration reduces, rotatory friction weakens, still simple structure is compact, rigid flange output form, the reliability is high, the commonality is strong, small in noise, the function increase, the range of application enlarges, high durability, change, it is convenient to maintain, can realize scale industrial production and the popularization of being convenient for.
In order to achieve the purpose, the hydraulic jacking device for the rotating mechanism is characterized in that a loading oil cylinder is fixed to a box body, a follow-up oil cylinder is arranged in the loading oil cylinder and radially distributed along one side of a thrust disc, an oil duct A and an oil duct B are arranged on the box body, a plurality of oil through pipes are arranged between the follow-up oil cylinder and the loading oil cylinder, the oil duct A penetrates through the interface of the joint of the loading oil cylinder and the follow-up oil cylinder through the loading oil cylinder, the oil duct B penetrates through the surfaces of the follow-up oil cylinder and the thrust disc through the loading oil cylinder and the oil through pipes, the thrust disc is fixedly connected to a thrust shaft through a key and a locking device, the thrust shaft is mounted on a box cover of the box body through a.
In order to improve the utility model is used for rotary mechanism's hydraulic jacking device's comprehensive properties and quality, its further measure is:
and a sealing device is arranged at the radial joint of the servo oil cylinder and the loading oil cylinder.
The sealing device is an O-shaped sealing ring.
The oil pipe is radially and uniformly distributed in an adjacent area between the servo oil cylinder and the loading oil cylinder.
The oil pipe is provided with at least three oil pipes.
One end of the oil pipe is directly connected to the disc surface of the thrust disc, and the other end of the oil pipe is nested in the oil duct B of the loading oil cylinder.
The sizes of the oil passage A and the oil passage B are adjustable.
Pressure lubricating oil is injected into the oil passage A and the oil passage B, when the pressure lubricating oil in the oil passage A and the oil passage B causes the loading oil cylinder to push the servo oil cylinder to move upwards, and a gap between the servo oil cylinder and the thrust disc is a distance h0When the oil bag is used, the circulating pressure lubricating oil flowing out of the gap is pressed, and a pressure field is established at the oil bag on the upper end surface of the follow-up oil cylinder and in the area near the oil bag.
Annular oil cavity area A of loading oil cylinder1With lubricating oil pressure P1Is adjustable.
Effective area A of annular oil bag of servo oil cylindereWith lubricating oil pressure P2Is adjustable.
The utility model relates to a hydraulic jacking device for rotary mechanism, adopt and be used for the loading cylinder to be fixed in the box, the servo cylinder sets up in the loading cylinder and radially distributes along thrust disc one side, be equipped with oil duct A on the box, oil duct B, set up several oil pipe that lead to between servo cylinder and the loading cylinder, oil duct A link up in the loading cylinder and the interface of servo cylinder junction through the loading cylinder, oil duct B link up in servo cylinder and thrust disc quotation through the loading cylinder, lead to oil pipe, the thrust disc links firmly in the thrust shaft through key and locking device, the thrust shaft is installed on the case lid of box through antifriction bearing, the play axle end of thrust shaft is through jacking flange rigid output shafting thrust, flexible output shafting pivoted technical scheme; the hydraulic jacking device overcomes the defects that the thrust and the rotation of the existing rotating mechanism and the existing hydraulic jacking device can not be simultaneously considered, the rotating speed and the thrust are limited, the structure is numerous and complicated, the energy consumption is high, the noise is large, the universality is poor, the application range is narrow and the like.
The utility model discloses compare the produced beneficial effect of prior art:
the hydraulic jacking device for the rotating mechanism adopts the technical scheme that the servo oil cylinders are arranged in the loading oil cylinder and are radially and uniformly distributed along one side of the thrust disc, so that the problems of complicated structure and the like are solved, the use function of a product is increased, and particularly the use function of a high-speed high-thrust rotating mechanism is improved;
(II) the hydraulic jacking device for the rotating mechanism adopts the technical scheme that the servo oil cylinders are arranged in the loading oil cylinder and are radially and uniformly distributed along one side of the thrust disc, so that the requirement that the axial thrust on the same side of the thrust disc on the thrust shaft is applied to large-load pressurization is met;
(III) the utility model discloses a hydraulic pressure jacking device for rotary mechanism adopts oil duct A to link up in loading cylinder and follow-up cylinder junction interface through the loading cylinder, and the follow-up cylinder is equipped with the technical scheme of "O" shape sealing device with the radial junction of loading cylinder, makes oil duct A's pressure lubricating oil form annular jacking cylinder in O type sealing washer department, and the rigid output of shafting thrust is realized to the jacking of upward static pressure;
(IV) the utility model discloses a hydraulic jacking device for rotary mechanism adopts oil duct B to link up in the technical scheme of thrust disc quotation through loading cylinder, oil pipe, servo cylinder, makes the pressure lubricating oil of oil duct B form the hydrostatic bearing in servo cylinder upper portion oil pocket department, and the thrust of balanced loading cylinder downwards supports the thrust disc and rotates, realizes the flexible output of shafting rotation;
(V) the utility model adopts the technical proposal that the hydraulic jacking device for the rotating mechanism is arranged in the loading oil cylinder and the servo oil cylinders are axially and uniformly distributed along the same side of the thrust disc, solves the problem of balanced axial thrust stress of the disc surface of the thrust disc on the thrust shaft, and improves the effective working efficiency of the thrust disc;
(VI) the utility model discloses a hydraulic jacking device for rotary mechanism adopts the technical scheme that the adjacent region at load cylinder and follow-up cylinder sets up oil pipe and oil pipe is through the thrust disc quotation directly, has realized directly forming thrust disc clearance department working oil film target, makes the work efficiency of the interior lubricating oil of oil duct show the improvement;
(VII) the utility model discloses a hydraulic pressure jacking device for rotary mechanism adopts the technical scheme that sets up oil pipe and oil pipe direct thrust disc quotation in load cylinder and follow-up cylinder adjacent region, utilizes the working oil film of direct formation to effectively part jacking operation and rotatory operation, and the vibration that the jacking produced when having realized the jacking is minimum, and the wearing and tearing of jacking part and rotating part are minimum during the jacking, and the jacking is also minimum with rotatory consumption because of the friction during the jacking;
(VIII) the utility model discloses a hydraulic pressure jacking device for rotary mechanism adopts oil duct A to link up in loading cylinder and follow-up cylinder junction interface through the loading cylinder, and oil duct B link up in the technical scheme of thrust disc quotation through loading cylinder, oil pipe, follow-up cylinder, has realized independent loading, jacking, rotation function separately, has enlarged the range of application;
(IX) the utility model discloses a hydraulic jacking device for rotary mechanism adopts the radial junction that is used for servo cylinder and load cylinder to be equipped with sealing device, and it has increased the sealing function of system, has improved the leakproofness, and the process of exerting pressure is not revealed, and no environmental pollution can realize anticipated working effect;
(x) The hydraulic jacking device for the rotating mechanism adopts the technical scheme that the thrust disc is directly and fixedly connected with the tail end of the thrust shaft through the key and the locking device, and the output shaft end of the thrust shaft rigidly outputs power through the connecting flange, so that the mechanical efficiency loss is minimized, and the comprehensive functions of direct loading and quick jacking of heavy loads are realized;
(XI) the hydraulic jacking device for the rotating mechanism of the utility model adopts the technical scheme that the thrust disc is directly and fixedly connected with the end of the thrust shaft through the key and the locking device, and the output shaft end of the thrust shaft rigidly outputs power through the connecting flange, so that the structure is simpler, and the installation and the maintenance are more convenient;
(XII) the utility model discloses a hydraulic pressure jacking device for rotary mechanism adopts the technical scheme of the lubricating oil barrier film of direct pressurization between servo cylinder and thrust disc, one-way, heavy load, steady, linear adjustable axial thrust and high-speed rotatory output are provided, especially to the reciprocal of object, rotary motion, gate switching, multistation control, the construction of engineering operation, the installation of various spare parts, maintain, change, the jacking and the dropping of the bigger work piece of load, the installation construction of various specification oil tanks, the control of synchronous slewer, the position such as mechanical supporting and dangerous area object carry out remote centralized control, greatly improved economic benefits and work safety, be ideal loading, jacking supporting engineering equipment, have higher military affairs and social economic benefits;
(xIII) the utility model discloses simple structure, compactness, science, reasonable, manufacturing process is simple and easy, has increased the product function, has improved product quality, and lubricating oil recycles, has practiced thrift raw and other materials, has reduced manufacturing cost, and the loading performance is steady, reliable, quick, long service life, and host system operation safety, energy consumption ratio are low, and no environmental pollution easily realize industrialization and popularization.
The utility model is suitable for a hydraulic jacking device which is matched with each hydraulic pump station, a hydraulic push rod, a gate valve, an engineering oil cylinder, a hydraulic rotator, a discharging gate, a three-way funnel, a distributor, a discharger, a plate shearing machine, a bending machine and the like in engineering; the hydraulic jacking device is particularly suitable for being used as a hydraulic jacking device for a rotating mechanism matched with industries such as mines, electric power, coal mines, metallurgy, traffic, chemical engineering, water conservancy, machine tools, ships and the like.
The present invention will be further described with reference to the accompanying drawings and the detailed description.
Drawings
Fig. 1 is the utility model discloses a hydraulic pressure jacking device output connection structure sketch map for rotary mechanism.
Fig. 2 is the front view of the hydraulic jacking device for the rotating mechanism, which is sectioned along the thrust disc and the thrust shaft.
Fig. 3 is a schematic view of the pressure distribution at the interface of the joint between the loading cylinder and the servo cylinder in fig. 1 according to the present invention.
Fig. 4 is a schematic view of the axial distribution of the oil film area of the slave cylinder cut along a-a in fig. 5 of the present invention.
Fig. 5 is a schematic view of the interface of the joint between the servo cylinder and the loading cylinder and the radial distribution of the oil film area in fig. 1 according to the present invention.
In the figure: 1. the device comprises a loading oil cylinder, 2, a follow-up oil cylinder, 3, a thrust disc, 4, a thrust shaft, 41, a key, 42, a rolling bearing, 43, a jacking connecting flange, 44, a rotor, 5, an oil through pipe, 51, oil channels A, 52, oil channels B, 6, a box body, 61, a box cover, 7, a locking device, 8, a sealing device and D1Diameter of inner ring of slave cylinder, D2Diameter of the inner ring of the loading cylinder D3Diameter of the outer ring of the slave cylinder D4Diameter of the outer ring of the loading cylinder, F axial thrust of the thrust disk, F1Thrust of the loading cylinder, F2Thrust of slave cylinders, h0Axial adjustment distance between slave cylinder and thrust disk, n-number of revolutions of rotor, A1-annular oil pocket area, ae-effective area of annular oil pocket Ae。
Detailed Description
As shown in the attached drawings, in the hydraulic jacking device for the rotating mechanism, a loading oil cylinder 1 is fixed on a box body 6, a servo oil cylinder 2 is arranged in the loading oil cylinder 1 and radially distributed along the disc surface on one side of a thrust disc 3, and an oil passage A51 and an oil passage B52 are arranged on the box body 6; in order to ensure that an oil film on the disc surface of the thrust disc 3 is uniform and has larger pressure intensity, thereby achieving the best rotating effect, at least three oil through pipes 5 are arranged between the follow-up oil cylinder 2 and the loading oil cylinder 1, and the oil through pipes 5 are radially and uniformly distributed in adjacent areas between the follow-up oil cylinder 2 and the loading oil cylinder 1; in order to realize the rapid and efficient rotating function, one end of the oil through pipe 5 is directly connected to the disc surface of the thrust disc 3, and the other end of the oil through pipe is nested in an oil passage B52 of the loading oil cylinder 1; the oil duct A51 runs through the interface at the joint of the loading oil cylinder 1 and the servo oil cylinder 2 through the loading oil cylinder 1, the oil duct B52 runs through the disc surfaces of the servo oil cylinder 2 and the thrust disc 3 through the loading oil cylinder 1 and the oil pipe 5, the thrust disc 3 is fixedly connected with the thrust shaft 4 through a key 41 and a locking device 7, the thrust shaft 4 is installed on a box cover 61 of the box body 6 through a rolling bearing 42, the output shaft end of the thrust shaft 4 rigidly outputs shaft thrust through a jacking connecting flange 43, and the flexible output shaft rotates.
In order to increase the sealing function of the system and improve the sealing performance of the joint of the servo oil cylinder 2 and the loading oil cylinder 1 and the working efficiency of the system by combining with the attached drawings, the pressure applying process has no leakage and no environmental pollution, and the expected working effect of the system can be realized; the method is characterized in that a sealing device 8 is arranged at the radial joint of a servo oil cylinder 2 and a loading oil cylinder 1, wherein the sealing device 8 comprises a plurality of sealing grooves arranged at the radial joint of the servo oil cylinder 2 and the loading oil cylinder 1, and O-shaped sealing rings made of different materials and in different types are respectively arranged in the grooves; the O-shaped sealing ring is arranged, so that lubricating oil with externally supplied loading pressure enters from an oil passage A51 of the box body 6 to the interface of the joint of the loading oil cylinder 1 and the follow-up oil cylinder 2, and an annular jacking oil cylinder is formed by the O-shaped sealing ring and jacks up by static pressure; meanwhile, externally supplied circulating pressure lubricating oil enters through an oil passage B52 of the box body 6, passes through the loading oil cylinder 1 and the oil pipe 5 to the disc surfaces of the follow-up oil cylinder 2 and the thrust disc 3, forms a hydrostatic bearing by utilizing an oil pocket on the upper part of the follow-up oil cylinder 2, balances the thrust of the loading oil cylinder 1 downwards, supports the thrust disc 3 to rotate and gives upward thrust to a shafting.
Referring to the attached drawings, in order to realize bidirectional, heavy-load, stable and linearly adjustable axial large thrust and high-speed rotation output, increase functions and enlarge application range, external supply circulating pressure lubricating oil is injected into an oil passage A51 and an oil passage B52; the sizes of the oil passage A51 and the oil passage B52 are adjustable; annular oil cavity area A of loading oil cylinder 11With lubricating oil pressure P1Adjustable annular oil cavity area A of follow-up oil cylinder 2eWith lubricating oil pressure P2The adjustment is carried out; when the pressure lubricating oil in the oil tank makes the loading oil cylinder 1 push the servo oil cylinder 2 to move upwards, the gap between the oil cylinder 2 to be servo and the thrust disc 3 is a distance h0When the pressure is applied, the circulating pressure lubricating oil flowing out from the gap is pressed, and a pressure field is established in the oil bag area on the upper end surface of the follow-up oil cylinder 2 and the vicinity of the oil bag area.
With reference to the attached drawings, the utility modelThe work is as follows: the output end of the thrust shaft 4 is rigidly connected with the rotor 44 through a jacking connecting flange 43, and transmits the thrust F of the rotor 44 and rotates n together with the thrust F. When the pressure of the externally supplied loading pressure lubricating oil is P1The area of the annular oil cavity of the loading oil cylinder 1 is A1Thrust F of loading cylinder 11=P1*A1. Adjusting the pressure P of the supply1And the area A of the annular oil cavity1So that its thrust force F1=F。
Under normal working conditions, the power consumption of the loading oil cylinder 1 is extremely low and almost zero.
When the pressure of the externally supplied circulating pressure lubricating oil is P2The oil amount is Q2The effective area of the annular oil bag of the follow-up oil cylinder 2 is AeThrust F of follow-up oil cylinder2=P2*Ae. Adjusting the pressure P of the supply2And effective area A of the annular oil saceSo that its thrust force F2≥F1=F。
Wherein,
under normal working conditions, the rotary friction power consumption N of the servo oil cylinder 2tSuch as:
v12m＝π(D1+D2)n/(2*60)
v34m=π(D3+D4)n/(2*60)
Nt=Nt12+Nt34
firstly, circulating pressure lubricating oil is externally supplied, passes through an oil inlet of a follow-up oil cylinder 2 of the hydraulic jacking device, flows through an oil through pipe 5 to the follow-up oil cylinder 2 to form a static pressure bearing, and an oil film is formed in an oil bag area on the upper end face of the follow-up oil cylinder 2.
Then, lubricating oil with loading pressure is supplied to the loading oil cylinder 1 through an oil inlet of the loading oil cylinder 1, the loading oil cylinder 1 pushes the follow-up oil cylinder 2 to move upwards, and a certain distance h is reserved between the oil cylinder 2 to be followed and the thrust disc 30When the oil film is sheared by the rotation of the thrust disc 3, the circulating pressure lubricating oil flowing out from the gap formed by the follow-up oil cylinder 2 and the thrust disc 3 is pressed, a pressure field is established in an oil bag area on the upper end surface of the follow-up oil cylinder 2 and a nearby area, the synthetic thrust of the pressure field is equal to the thrust of the loading oil cylinder 1, namely the required upward thrust F, and the friction work N is generated by shearing the oil film by the rotation of the thrust disc 3t。
Referring to the drawings, the utility model works as follows: pressure lubricating oil is introduced into the oil passage B52, the follow-up oil cylinder 2 and the thrust disc 3 are separated by an oil film, the pressure lubricating oil is introduced into the oil passage A51, the follow-up oil cylinder 2 moves upwards along the thrust shaft 4 to reduce a gap between the follow-up oil cylinder 2 and the thrust disc 3, when the gap between the follow-up oil cylinder 2 and the thrust disc 3 is reduced to a certain degree, the pressure lubricating oil is introduced through the oil passage B52, a lubricating oil film can be formed in the gap between the follow-up oil cylinder 2 and the thrust disc 3, at the moment, if the driving device is started, the thrust disc 3 and the thrust shaft 4 rotate under the driving of the driving device, the rotating thrust disc 3 and the static follow-up oil cylinder 2 are separated by the lubricating oil film, the thrust disc 3 can rotate at a high speed under the driving of the driving device, and the flow rate of the lubricating oil in the oil passage B52 is properly adjusted, so that the. Because the lubricating oil introduced into the oil duct A51 has pressure, the pressure lubricating oil exerts an upward axial jacking force on the servo oil cylinder 2, the axial jacking force is transmitted to the thrust disc 3 through a lubricating oil film between the servo oil cylinder 2 and the thrust disc 3, the upward jacking force loading can be realized through the flange 43, the axial jacking force of the loading device can be adjusted by adjusting the oil duct A51 and introducing the pressure lubricating oil, the size of the thrust device is properly designed, and the thrust force can reach hundreds of tons.
Claims (10)
1. A hydraulic jacking device for a rotating mechanism is characterized in that a loading oil cylinder (1) is fixed on a box body (6), a follow-up oil cylinder (2) is arranged in the loading oil cylinder (1) and is radially distributed along one side of a thrust disc (3), an oil duct A (51) and an oil duct B (52) are arranged on the box body (6), a plurality of oil through pipes (5) are arranged between the follow-up oil cylinder (2) and the loading oil cylinder (1), the oil duct A (51) penetrates through the interface at the joint of the loading oil cylinder (1) and the follow-up oil cylinder (2) through the loading oil cylinder (1), the oil through pipe B (52) penetrates through the disc surfaces of the follow-up oil cylinder (2) and the thrust disc (3) through the loading oil cylinder (1) and the oil through pipe (5), the thrust disc (3) is fixedly connected with a thrust shaft (4) through a key (41), and the thrust shaft (4) is installed on a box cover (61) of, the output shaft end of the thrust shaft (4) rigidly outputs the thrust of a shaft system through the jacking connecting flange (43), and the flexible output shaft system rotates.
2. The hydraulic jacking device for a rotating mechanism according to claim 1, wherein the radial joint of the slave cylinder (2) and the loading cylinder (1) is provided with a sealing device (8).
3. Hydraulic jacking device for rotating mechanisms, according to claim 1, characterized in that the sealing means (8) are O-rings.
4. A hydraulic jacking device for a rotating mechanism according to claim 1, characterised in that the oil conduit (5) is radially and evenly arranged in the adjacent area between the slave cylinder (2) and the load cylinder (1).
5. Hydraulic jacking device for rotating mechanisms according to claim 1, characterized in that at least three oil ducts (5) are provided.
6. The hydraulic jacking device for the rotating mechanism according to claim 1, wherein one end of the oil pipe (5) is directly connected to the disc surface of the thrust disc (3), and the other end is nested in an oil passage B (52) of the loading oil cylinder (1).
7. The hydraulic jacking device for a rotating mechanism according to claim 1, wherein the sizes of the oil passage A (51) and the oil passage B (52) are adjustable.
8. Hydraulic jacking device for rotating mechanisms, according to claim 1, whereinPressure lubricating oil is injected into the oil passage A (51) and the oil passage B (52), when the pressure lubricating oil in the oil passage A and the oil passage B causes the loading oil cylinder (1) to push the follow-up oil cylinder (2) to move upwards, and a gap between the follow-up oil cylinder (2) and the thrust disc (3) is a distance h0When the oil bag is used, the circulating pressure lubricating oil flowing out of the gap is pressed, and a pressure field is established at the oil bag on the upper end surface of the follow-up oil cylinder (2) and in the area near the oil bag.
9. Hydraulic jacking device for rotating mechanisms, according to claim 1, characterized in that the annular oil chamber area A of the loading cylinder (1)1With lubricating oil pressure P1Is adjustable.
10. Hydraulic jacking device for rotating mechanisms, according to claim 1, characterized in that the effective area A of the annular oil pocket of the slave cylinder (2)eWith lubricating oil pressure P2Is adjustable.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220393683 CN202704945U (en) | 2012-08-09 | 2012-08-09 | Hydraulic jacking device used for rotating mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220393683 CN202704945U (en) | 2012-08-09 | 2012-08-09 | Hydraulic jacking device used for rotating mechanism |
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| Publication Number | Publication Date |
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| CN202704945U true CN202704945U (en) | 2013-01-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201220393683 Expired - Lifetime CN202704945U (en) | 2012-08-09 | 2012-08-09 | Hydraulic jacking device used for rotating mechanism |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102815642A (en) * | 2012-08-09 | 2012-12-12 | 湖南崇德工业科技有限公司 | Hydraulic jacking device for rotating mechanism |
| CN103233977A (en) * | 2013-05-10 | 2013-08-07 | 中国船舶重工集团公司第七0四研究所 | Elastic thrust pad support mechanism with axial position adjusting function |
| CN106644479A (en) * | 2016-12-27 | 2017-05-10 | 湖南崇德工业科技有限公司 | Test bed of vertical bearing |
| CN113567115A (en) * | 2021-07-22 | 2021-10-29 | 中国船舶重工集团公司第七0三研究所 | Axial loading device for verifying transmission performance of vertical gear |
-
2012
- 2012-08-09 CN CN 201220393683 patent/CN202704945U/en not_active Expired - Lifetime
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102815642A (en) * | 2012-08-09 | 2012-12-12 | 湖南崇德工业科技有限公司 | Hydraulic jacking device for rotating mechanism |
| CN102815642B (en) * | 2012-08-09 | 2015-04-15 | 湖南崇德工业科技有限公司 | Hydraulic jacking device for rotating mechanism |
| CN103233977A (en) * | 2013-05-10 | 2013-08-07 | 中国船舶重工集团公司第七0四研究所 | Elastic thrust pad support mechanism with axial position adjusting function |
| CN103233977B (en) * | 2013-05-10 | 2015-10-28 | 中国船舶重工集团公司第七0四研究所 | With the elastic thrust pad support mechanism of axial position adjustment function |
| CN106644479A (en) * | 2016-12-27 | 2017-05-10 | 湖南崇德工业科技有限公司 | Test bed of vertical bearing |
| CN106644479B (en) * | 2016-12-27 | 2020-04-07 | 湖南崇德工业科技有限公司 | Test bed for vertical bearing |
| CN113567115A (en) * | 2021-07-22 | 2021-10-29 | 中国船舶重工集团公司第七0三研究所 | Axial loading device for verifying transmission performance of vertical gear |
| CN113567115B (en) * | 2021-07-22 | 2024-09-20 | 中国船舶重工集团公司第七0三研究所 | Axial loading device for verifying vertical gear transmission performance |
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Granted publication date: 20130130 Effective date of abandoning: 20150415 |
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