CN207019904U - A kind of test bench for gas turbine frame - Google Patents
A kind of test bench for gas turbine frame Download PDFInfo
- Publication number
- CN207019904U CN207019904U CN201720699242.3U CN201720699242U CN207019904U CN 207019904 U CN207019904 U CN 207019904U CN 201720699242 U CN201720699242 U CN 201720699242U CN 207019904 U CN207019904 U CN 207019904U
- Authority
- CN
- China
- Prior art keywords
- gas turbine
- level
- test bench
- base
- cavity
- 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
Links
- 238000012360 testing method Methods 0.000 title claims abstract description 35
- 230000007246 mechanism Effects 0.000 claims abstract description 46
- 230000001105 regulatory effect Effects 0.000 claims abstract description 27
- 238000009434 installation Methods 0.000 claims description 14
- 230000033001 locomotion Effects 0.000 claims description 5
- 239000007937 lozenge Substances 0.000 claims description 5
- 230000008859 change Effects 0.000 claims description 3
- 238000003032 molecular docking Methods 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 238000002485 combustion reaction Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008450 motivation Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 230000008646 thermal stress Effects 0.000 description 1
- 238000013519 translation Methods 0.000 description 1
- 238000009966 trimming Methods 0.000 description 1
Landscapes
- Control Of Turbines (AREA)
Abstract
The utility model discloses a kind of test bench for gas turbine frame, including height adjustment mechanism and level(l)ing mechanism and support, base, the height adjustment mechanism includes the base with cavity, support block, regulating block, adjusting rod, baffle plate, gag lever post；The level(l)ing mechanism includes the mounting seat with cavity, jacking block, mounting bracket, adjustment axis, interior snap ring, outer snap ring, cover plate, handwheel, dead ring, locating rod.Test bench for gas turbine frame described in the utility model, it is simple to operate, can be with Multiple Type gas turbine, the output shafting docking of multiple degrees of freedom regulating gas turbine, and gas turbine cold and hot state axial deformation is adapted to, gas turbine functional reliability is improved, extends its life-span.
Description
Technical field
The utility model belongs to test bench for gas turbine frame field, more particularly to a kind of energy multiple degrees of freedom regulating gas turbine
Axial location and the test bench for gas turbine frame that gas turbine axial thermal expansion can be absorbed.
Background technology
Gas turbine is the power set of new generation after steam turbine and internal combustion engine, has that power density is big, starts
It hurry up, pollute the series of advantages such as small, reliability is high, at distributed energy, ship power, Mechanical Driven, portable power source and sea
Drilling platforms etc. is widely used.Gas turbine is studied at present, to reduce R＆D risk, is mainly sent out with ripe aviation
Based on the core engine of motivation, retrofited for the requirement of ground gas turbine, and install power turbine additional and form.
With extraneous without mechanical coupling of shaft system during Aero Engine Testing, and gas turbine needs and the machinery such as generator mostly
Connect so as to do work；Gas turbine is as a kind of high-speed rotating machine simultaneously, and axiality when rotating axis connection is to gas turbine
Functional reliability influences great.
This problem can not be adjusted for existing Aero-engine testing platform frame, it is necessary to design a kind of flexibly adjustable, convenience
Economic shafting can adjust stand, to meet that shafting axiality is exported in overall test can adjust, while in gas turbine heat
State can coordinate thermal expansion when working.
Utility model content
Asked in view of the shafting of existing test bench for gas turbine frame is non-adjustable, gas turbine axial thermal expansion can not absorb etc.
Topic, the utility model aim to provide a kind of test bench for gas turbine frame, and the test-bed can easily carry out gas turbine water
Gentle height regulation, so as to realize the coaxial regulation of mechanical shafting, and the axial thermal expansion of gas turbine is effectively absorbed,
It can also ensure to change simultaneously quick for installation, a variety of regulations can be carried out, meet test requirements document.
The purpose of this utility model can be achieved through the following technical solutions：
A kind of test bench for gas turbine frame, including base and the fore-stock and after-poppet that are arranged on the base, institute
The bottom for stating fore-stock is fixed on the base by height adjustment mechanism, is respectively provided with the top of the fore-stock and after-poppet
There is level(l)ing mechanism, it is characterised in that：
The height adjustment mechanism includes the base with cavity, and the top of the cavity is provided with support block, and bottom is set
There is regulating block；Be formed as connecting lug at the top of the support block, bottom is lozenges；The upper surface of the regulating block is wedge shape
Face, bottom surface are plane；The upper surface contact of the regulating block is on the lozenges of the support block bottom；In the side of Level tune
Upwards, the size of the regulating block be less than base cavity pocket size so that the regulating block can in the cavity of the base water
Translation is dynamic, and moving horizontally for the regulating block can drive the support block to move in the height direction；The bottom of the fore-stock
It is hinged with the connection lug at the top of the support block.
Preferably, the cavity of the base of the height adjustment mechanism is the rectangular enclosure that a four sides closure tip opens, and is wrapped
The two long side sides in former and later two short sides and left and right are included, one of long side side is dismountable baffle plate, the baffle plate
It is fixedly connected on by fastener on two short sides；One screwed hole, Mei Yisuo are set respectively on former and later two short sides
State and a threaded adjusting bar is respectively provided with screwed hole, contact is in the regulating block after the threaded adjusting bar passes through the screwed hole
On front-rear side walls.
Preferably, the connection lug at the top of the support block is in integrally corner block, and the corner block is provided with hinge hole, institute
State fore-stock bottom be formed as with the neck that is adapted of connection lug shape, the neck by bearing pin class articulated elements with
Hinge hole on the corner block is hinged.
Preferably, the rectangular enclosure inwall of the side of the support block and the base is fitted close, the support block with
The adjacent one side of the baffle plate is provided with screwed hole, and gag lever post is fixed with the screwed hole, and the gag lever post passes through the gear
The mounting hole opened up on plate is fixedly connected in the screwed hole on the support block side, and the mounting hole is arranged along short transverse
On the baffle plate, to limit the height that the support block rises.
Preferably, the left and right sides of the regulating block and the left and right long side side of the base cavity pocket are fitted close,
On front and rear regulation direction, the wedge is shorter than the cavity, ensures that the wedge can be before and after the base cavity pocket interior edge
Direction is moved, by the front and back position of the mobile regulation regulating block of front and rear sides adjusting rod, the regulating block inclined-plane and institute
Stating the generation relative movement of support block inclined-plane makes the support block Level Change.
Preferably, the level(l)ing mechanism includes mounting seat, slidably installed portion, adjustment axis, wherein, in the mounting seat
Provided with cavity, the cavity front end opens, and rear end sets cover plate, and the slidably installed portion is slidably disposed on the mounting seat
Cavity in, the front end of the slidably installed portion is provided with the structure installed section with gas turbine and coordinated, and back-end central position is provided with
Internal thread hole；The adjustment axis front end be provided with external screw thread and with the screw-internal thread fit of the slidably installed portion rear end, the regulation
The rear end of axle stretches out in outside the cover plate and is provided with the handwheel for operating the adjustment axis rotation, is additionally provided with the adjustment axis convex
Platform, for the boss by snap ring in one with being adjacent on the inside of the cover plate, the handwheel passes through an outer snap ring with being pasted on the outside of cover plate
Tightly, the adjustment axis is made to rotate, be immovable.
Preferably, the level(l)ing mechanism also includes a positioning rod, the locating rod be with externally threaded round bar, it is described
Locating rod withstands the slidably installed portion by the screwed hole in the mounting seat side wall, to limit its movement.
Preferably, the level(l)ing mechanism includes being arranged on the preceding level(l)ing mechanism at the top of the fore-stock and setting
Put the rear level(l)ing mechanism of cradle top in the rear；In the preceding level(l)ing mechanism, the front end of the slidably installed portion
Be formed as the boss structure installed section with gas turbine and coordinated；After described in level adjusting structure, before the slidably installed portion
End is provided with gas turbine installation in the installation coordinated, and the installation is in installation with holes for circular arc.
Preferably, the handwheel is by pin and the regulation axis connection, and the rear end threaded connection one of the adjustment axis is tight
Gu ring, the dead ring is located at the outside of the handwheel.
Preferably, the base is provided with the fore-stock of two parallel arrangements, two after-poppets being arranged in parallel, two institutes
Phase same level is relatively arranged on support two-by-two respectively for level(l)ing mechanism and two rear level(l)ing mechanisms before stating.
Preferably, the fore-stock is provided with circular hole identical with the support block of the height adjusting structure, on the fore-stock
End is provided with installation flat board, and the after-poppet upper and lower side is equipped with installation flat board, and lower end is connected by connector with the base.
In summary, test bench for gas turbine frame of the present utility model, it is relative to the beneficial effect of prior art：Co-occurrence
There is technology to compare, test bench for gas turbine frame of the present utility model, can be used in gas turbin test in regulating gas turbine with
The axiality regulation of shafting is exported, and the regulation of gas turbine axial thermal expansion can be absorbed, at the same it is easy to adjust, suitable for combustion
Gas-turbine overall test demand, greatly reduces workload and processing cost.
Brief description of the drawings
Fig. 1 is the dimensional structure diagram of test bench for gas turbine frame of the present utility model；
Fig. 2 is the sectional view of test bench for gas turbine frame height adjustment mechanism of the present utility model；
Fig. 3 is the side view of test bench for gas turbine frame height adjustment mechanism of the present utility model；
Fig. 4 is the sectional view of level(l)ing mechanism before test bench for gas turbine frame of the present utility model.
Fig. 5 is the sectional view of level(l)ing mechanism after test bench for gas turbine frame of the present utility model.
Fig. 6 is the sectional view of test bench for gas turbine frame level(l)ing mechanism adjustment axis of the present utility model.
Embodiment
For the purpose of this utility model, technical scheme and advantage is more clearly understood, with reference to embodiment to this reality
Be described in further detail with new, following examples be to it is of the present utility model explanation and the utility model is not limited to
Following examples.
As one embodiment, as shown in figs. 1 to 6：Test bench for gas turbine frame of the present utility model, including base 1, height
Adjustment structure and level(l)ing mechanism are spent, different gas turbines can be made to realize height adjustment (Z-direction) and water on testing stand
Heibei provincial opera is whole (X-Y directions), and this combination connecting mode is easy and effective, easy disassembly.
Wherein, height adjustment mechanism by the base 201 with cavity, support block 203, regulating block 204, adjusting rod 205 (such as
Hexagon socket head cap screw), baffle plate 202, gag lever post 206 (such as hexagon socket head cap screw) composition, height adjustment mechanism passes through four hexagonal spiral shells
Bolt 61 is connected with base 1, and support block 203, regulating block 204, which are brought into close contact, to be arranged in the base 201 with cavity, and baffle plate 202 is logical
Cross four hexagon socket head cap screws 207 to be connected with the base 1 with cavity and be bonded support block 203, regulating block 204, two interior hexagonal spiral shells
Bolt 206 is connected through hole 208 with support block 203, realizes that support block 203 is fixed with freely moving by elastic hexagon socket head cap screw 206
Dynamic, two hexagon socket head cap screws 205 withstand regulating block 204, it is necessary to when adjusting height simultaneously in X-direction, unclamp two interior hexagonal spiral shells
Bolt 206, right side hexagon socket head cap screw 205 is unclamped, tighten left side hexagon socket head cap screw 205, you can lift support block 203, adjustment finishes
After tighten hexagon socket head cap screw 205 and hexagon socket head cap screw 206, realize gas turbine height axis trimming.
Fore-stock 4 is connected by connector 7 (such as pin) with height adjustment mechanism, after-poppet 5 by four connectors 63 (such as
Outer-hexagonal bolt) it is connected with base 1, preceding level(l)ing mechanism is connected by four connectors 62 (such as outer-hexagonal bolt) and fore-stock
Connect, rear level(l)ing mechanism is connected by four connectors 64 (such as outer-hexagonal bolt) with after-poppet.
Level(l)ing mechanism is divided into preceding level(l)ing mechanism and rear level(l)ing mechanism, and both are distinguished as connecting with gas turbine
Mode is connect, preceding level adjusting structure is connected by jacking block 302 with gas turbine front support point, and rear level(l)ing mechanism passes through installation
Side 312 is connected with gas turbine, and remaining governor motion is identical.
Level(l)ing mechanism is by the mounting seat 301 with cavity, jacking block 302, mounting bracket, adjustment axis 304, interior snap ring 305, outer
Snap ring 307, cover plate 306, handwheel 309, dead ring 311, locating rod 314 form, and wherein mounting bracket is by sliding block 303 and installation side
312 by being welded to form.Adjustment axis 304 is connected by screw thread with jacking block 302 or sliding block 303, the configured left boss of adjustment axis 304 with
It is bonded after the fitting of interior snap ring 305 (hollow ring) with cover plate 306, cover plate 306 passes through four connectors 308 (such as interior hexagonal spiral shell
Bolt) it is connected with the mounting seat 301 with cavity, adjustment axis opposite side is bonded with outer snap ring 307 (hollow ring), and handwheel 309 passes through
Key 310 is connected with adjustment axis 304, and side is bonded with outer snap ring 307, and the opposite side of handwheel 309 is bonded with dead ring 311, fastening
Ring 311 (such as outer-hexagonal nut) is connected by screw thread with adjustment axis 304, when rotating adjustment axis 304, adjustment axis 304 or so two
Side is limited respectively, it is impossible to which mobile, adjustment axis 304 can only rotate, be coordinated by screw thread, realize jacking block 302 or mounting bracket
Move horizontally, so as to realize that the horizontal axis of gas turbine is adjusted, screwed in place bar 314 after regulation (such as interior hexagonal spiral shell
Bolt) locking level(l)ing mechanism.
After adjusting gas turbine axis in the cold state, after gas turbine works a period of time, because parts temperature carries
It is high, it may occur that thermal deformation, this test-bed are that axially (X-direction) is fixed for rear mounting bracket, and level(l)ing mechanism can before front support point
Swung by support 4, coordinate gas turbine thermal expansion, avoid the occurrence of excessive thermal stress.
Furthermore, it is necessary to illustrate, the specific embodiment described in this specification, the shape of its parts and components, it is named
Title etc. can be different.All equivalent or simple changes done according to the utility model patent design construction, feature and principle,
It is included in the protection domain of the utility model patent.The utility model person of ordinary skill in the field can be to described
Specific embodiment make it is various modification supplement or using similar mode substitute, without departing from of the present utility model
Structure surmounts scope defined in the claims, all should belong to the scope of protection of the utility model.
Claims (10)
1. a kind of test bench for gas turbine frame, including base and the fore-stock and after-poppet that are arranged on the base, it is described
The bottom of fore-stock is fixed on the base by height adjustment mechanism, is provided with the top of the fore-stock and after-poppet
Level(l)ing mechanism, it is characterised in that：
The height adjustment mechanism includes the base with cavity, and the top of the cavity is provided with support block, and bottom is provided with tune
Locking nub；Be formed as connecting lug at the top of the support block, bottom is lozenges；The upper surface of the regulating block is lozenges,
Bottom surface is plane；The upper surface contact of the regulating block is on the lozenges of the support block bottom；In the direction of Level tune
On, the size of the regulating block is less than the size of base cavity pocket so that the regulating block can be in the empty lumenal levels of the base
Mobile, moving horizontally for the regulating block can drive the support block to move in the height direction；The bottom of the fore-stock with
Connection lug at the top of the support block is hinged.
2. test bench for gas turbine frame according to claim 1, it is characterised in that：
The rectangular enclosure that the cavity of the height adjustment mechanism base opens for a four sides closure tip, including former and later two short sides
The two long side sides in side and left and right, one of long side side is dismountable baffle plate, and the baffle plate is fixed by fastener
It is connected on two short sides；One screwed hole is set respectively on former and later two short sides, in each screwed hole
One threaded adjusting bar is set, and the threaded adjusting bar is through contact after the screwed hole on the front-rear side walls of the regulating block.
3. test bench for gas turbine frame according to claim 2, it is characterised in that：
Connection lug at the top of the support block is in integrally corner block, and the corner block is provided with hinge hole, the fore-stock
Bottom is formed as the neck being adapted with the connection lug shape, and the neck passes through bearing pin class articulated elements and the corner block
On hinge hole be hinged.
4. test bench for gas turbine frame according to claim 3, it is characterised in that：
The side of the support block and the rectangular enclosure inwall of the base are fitted close, and the support block is adjacent with the baffle plate
One side be provided with screwed hole, be fixed with gag lever post in the screwed hole, the gag lever post is through the waist opened up on the baffle plate
Shape hole is fixedly connected in the screwed hole on the support block side, and the mounting hole is arranged in the baffle plate along short transverse
On, to limit the height that the support block rises.
5. test bench for gas turbine frame according to claim 4, it is characterised in that：
The left and right sides of the regulating block and the left and right long side side of the base cavity pocket are fitted close, in front and rear regulation direction
On, the wedge is shorter than the cavity, ensures that the wedge can move along the longitudinal direction in the base cavity pocket, passes through
The front and back position of the mobile regulation regulating block of front and rear sides adjusting rod, the regulating block inclined-plane are sent out with the support block inclined-plane
Raw relative movement makes the support block Level Change.
6. test bench for gas turbine frame according to claim 1, it is characterised in that：The level(l)ing mechanism includes installation
Seat, slidably installed portion, adjustment axis, wherein,
The mounting seat is provided with cavity, and the cavity front end opens, and rear end sets cover plate, and the slidably installed portion is slideably
It is arranged in the cavity of the mounting seat, the front end of the slidably installed portion is provided with the structure installed section with gas turbine and coordinated,
Back-end central position is provided with internal thread hole；
The adjustment axis front end be provided with external screw thread and with the screw-internal thread fit of the slidably installed portion rear end, after the adjustment axis
End stretches out in outside the cover plate and is provided with the handwheel for operating the adjustment axis rotation, is additionally provided with boss in the adjustment axis, institute
Boss is stated by snap ring in one with being adjacent on the inside of the cover plate, the handwheel makes by being adjacent on the outside of an outer snap ring and cover plate
The adjustment axis can only rotate, be immovable.
7. test bench for gas turbine frame according to claim 6, it is characterised in that：The level(l)ing mechanism also includes one
Locating rod, the locating rod are to pass through the screwed hole in the mounting seat side wall with externally threaded round bar, the locating rod
The slidably installed portion is withstood, to limit its movement.
8. the test bench for gas turbine frame according to claim 6 or 7, it is characterised in that：The level(l)ing mechanism includes
The preceding level(l)ing mechanism being arranged at the top of the fore-stock and the rear level(l)ing mechanism being arranged at the top of the after-poppet；
In the preceding level(l)ing mechanism, the front end of the slidably installed portion is formed as the boss knot installed section with gas turbine and coordinated
Structure；After described in level adjusting structure, the front end of the slidably installed portion is provided with gas turbine installation in the installation coordinated,
The installation is in installation with holes for circular arc.
9. test bench for gas turbine frame according to claim 6, it is characterised in that：The handwheel passes through pin and the regulation
Axis connection, and the rear end of the adjustment axis is threadedly coupled a dead ring, the dead ring is located at the outside of the handwheel.
10. test bench for gas turbine frame according to claim 8, it is characterised in that：The base is parallel provided with two
The fore-stock of arrangement, two after-poppets being arranged in parallel, two preceding level(l)ing mechanisms and two rear horizontal tune
Saving mechanism, phase same level is relatively arranged on support two-by-two respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720699242.3U CN207019904U (en) | 2017-06-14 | 2017-06-14 | A kind of test bench for gas turbine frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720699242.3U CN207019904U (en) | 2017-06-14 | 2017-06-14 | A kind of test bench for gas turbine frame |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207019904U true CN207019904U (en) | 2018-02-16 |
Family
ID=61484931
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720699242.3U Expired - Fee Related CN207019904U (en) | 2017-06-14 | 2017-06-14 | A kind of test bench for gas turbine frame |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207019904U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108481028A (en) * | 2018-06-11 | 2018-09-04 | 长春禹衡光学有限公司 | A kind of support device |
| CN109580070A (en) * | 2018-11-23 | 2019-04-05 | 北京航天试验技术研究所 | A kind of vectored thrust measuring device not influencing engine axial admission |
| CN112179668A (en) * | 2020-09-18 | 2021-01-05 | 中国航发四川燃气涡轮研究院 | Thermal state performance test protection device for gas turbine engine component |
| CN112539910A (en) * | 2020-12-03 | 2021-03-23 | 中国航天空气动力技术研究院 | Gas vane force measurement test support |
| CN114346932A (en) * | 2021-12-30 | 2022-04-15 | 李斯特测试设备(上海)有限公司 | Supporting device for testing engine performance and engine testing system |
| CN114346670A (en) * | 2022-01-27 | 2022-04-15 | 中国船舶重工集团公司第七0三研究所无锡分部 | Underframe structure for mounting marine gas turbine and centering mounting method |
-
2017
- 2017-06-14 CN CN201720699242.3U patent/CN207019904U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108481028A (en) * | 2018-06-11 | 2018-09-04 | 长春禹衡光学有限公司 | A kind of support device |
| CN109580070A (en) * | 2018-11-23 | 2019-04-05 | 北京航天试验技术研究所 | A kind of vectored thrust measuring device not influencing engine axial admission |
| CN112179668A (en) * | 2020-09-18 | 2021-01-05 | 中国航发四川燃气涡轮研究院 | Thermal state performance test protection device for gas turbine engine component |
| CN112539910A (en) * | 2020-12-03 | 2021-03-23 | 中国航天空气动力技术研究院 | Gas vane force measurement test support |
| CN114346932A (en) * | 2021-12-30 | 2022-04-15 | 李斯特测试设备(上海)有限公司 | Supporting device for testing engine performance and engine testing system |
| CN114346670A (en) * | 2022-01-27 | 2022-04-15 | 中国船舶重工集团公司第七0三研究所无锡分部 | Underframe structure for mounting marine gas turbine and centering mounting method |
| CN114346670B (en) * | 2022-01-27 | 2023-08-11 | 中国船舶重工集团公司第七0三研究所无锡分部 | Underframe structure for marine gas turbine installation and centering installation method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN207019904U (en) | A kind of test bench for gas turbine frame | |
| CN203486727U (en) | Low-vortex rotor-stator module positioning and combined lifting device | |
| CN109470482B (en) | Microminiature gas turbine experiment bench | |
| CN203655421U (en) | Bracket for high-power marine diesel engine booster | |
| CN213576256U (en) | Flywheel protective cover of marine main diesel engine | |
| CN113984400A (en) | Combustion chamber test device and test method of aviation gas turbine | |
| CN208196107U (en) | A kind of aviation turbofan engine auxiliary dismounting mechanical arm | |
| CN211255125U (en) | Lifting device for assembling turbine power equipment | |
| CN210500154U (en) | Steam turbine overhauls device | |
| CN213879713U (en) | Stabilizing support for photovoltaic power station | |
| CN201720679U (en) | Sub-packaging platform of turbocharger | |
| CN213496596U (en) | Gasoline engine cylinder block four-direction multi-hole drill synchronous processing equipment | |
| CN219054271U (en) | Generator cylinder jacket dismouting equipment | |
| CN219551848U (en) | Aircraft spare part cast iron turbine detects frock | |
| CN216564821U (en) | Energy-saving and environment-friendly generator set | |
| CN218388315U (en) | Intelligent cabinet equipment | |
| CN219212783U (en) | Lead screw installation detection device of internal grinder mechanism | |
| CN215092086U (en) | Gapless pneumatic spiral locking machine of hinge system | |
| CN218695441U (en) | Welding support tool for volute ring seat of water turbine | |
| CN220401687U (en) | Folding solar photovoltaic device | |
| CN218763378U (en) | Ignition combustor convenient to maintain | |
| CN221676336U (en) | Integral heating tool for diesel engine piston | |
| CN212794880U (en) | Supporting device for automobile engine maintenance | |
| CN213260408U (en) | Ceramic core reaming tool for turbine blade of gas turbine | |
| CN115188258B (en) | Water guide mechanism of water turbine for maintenance training evaluation |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180216 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |