CN108180277A - A kind of rack transmission shaft protective device - Google Patents
A kind of rack transmission shaft protective device Download PDFInfo
- Publication number
- CN108180277A CN108180277A CN201711354560.7A CN201711354560A CN108180277A CN 108180277 A CN108180277 A CN 108180277A CN 201711354560 A CN201711354560 A CN 201711354560A CN 108180277 A CN108180277 A CN 108180277A
- Authority
- CN
- China
- Prior art keywords
- transmission shaft
- protection block
- plate
- protective cover
- axis pin
- 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.)
- Granted
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H57/021—Shaft support structures, e.g. partition walls, bearing eyes, casing walls or covers with bearings
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L5/00—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes
- G01L5/13—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes for measuring the tractive or propulsive power of vehicles
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M15/00—Testing of engines
- G01M15/02—Details or accessories of testing apparatus
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H2057/02039—Gearboxes for particular applications
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transmission Devices (AREA)
Abstract
The present invention relates to the safeguard technical fields of engine and the transmission shaft of dynamometer machine; disclose a kind of rack transmission shaft protective device, the protective cover including both ends open, the rack of the support protective cover, the compression protection block that the protective cover is locked to holding down assembly on the rack and fixed conveyor axis.Rack transmission shaft protective device of the present invention facilitates the disassembly and installation of transmission shaft, and still transmission shaft can be fixed when transmission shaft shakes, and prevents from unexpectedly occurring, improves protection effect.
Description
Technical field
Safeguard technical field more particularly to a kind of rack the present invention relates to engine and the transmission shaft of dynamometer machine pass
Moving axis protective device.
Background technology
The protective device of the transmission shaft of connection engine and dynamometer machine at present is that the relatively cumbersome 3mm of one style is thick
Iron cover, is bolted on rack, and only simple safeguard function, is only capable of providing the work that foreign matter is not allowed to involve in transmission shaft
With so effective protection cannot be provided when transmission shaft flies out.It, can not effective protection so once transmission shaft is swung；Together
Shi Xianyou protective devices cannot adjust movement, and transmission shaft is not also supported in connection, so installation, disassembly process are relatively more tired
Difficulty generally requires multi-user collaborative operation；And device of changing planes every time all needs the center of adjustment transmission shaft high, it is time-consuming and laborious.
Invention content
(1) technical problems to be solved
The present invention provides a kind of rack transmission shaft protective device, to solve existing engine and dynamometer machine transmission shaft protection effect
The problem of poor and difficult to install.
(2) technical solution
In order to solve the above technical problem, the present invention provides a kind of rack transmission shaft protective device, including both ends open
Protective cover, the support protective cover rack, the protective cover is locked at holding down assembly on the rack and is fixed
The compression protection block of transmission shaft；
The rack includes bottom plate and is arranged on the support plate of bottom plate described in the bottom plate supported underneath, and the protection is provide with
It puts above the bottom plate and can be moved along the floor level, the protection block that compresses is arranged on the bottom plate and positioned at institute
It states in protective cover, described compress is provided with the axis hole being adapted to transmission shaft on protection block；
It is described to hold down assembly the protective cover and the bottom plate after the protective cover moves in place along the floor level
It is relatively fixed.
Further, the protection block that compresses includes upper protection block and lower protection block, and top is provided on the upper protection block
The upward upper V-type groove in portion, is provided with the lower V-type groove of top down on the lower protection block, the upper V-type groove and described
Lower V-groove cooperatively forms the axis hole.
Further, the be staggered position of the upper V-type groove of the lower end of the upper protection block is provided with connecting hole, described
The upper end of lower protection block be staggered the lower V-type groove position and be aligned with the upper connecting hole and be provided with lower connecting hole, bolt
The upper protection block is fixedly connected with the lower protection block with the lower connecting hole across upper connecting hole.
Further, it is described it is lower protection block be staggered the lower V-type groove position setting it is fluted, the lower connecting hole is set
It puts to be aligned with the upper connecting hole, lower connecting hole in the lower section of the groove, the groove and is provided with sleeve, the bolt is worn
The upper connecting hole, sleeve and the lower connecting hole is crossed to be fixedly connected with the upper protection block with the lower protection block.
Further, POM materials are provided on the upper V-type groove and the upper V-type groove side.
Further, described to hold down assembly including pressing plate, crank connecting link and axis pin, the pressing plate is horizontally set on protective cover
Bottom inside can simultaneously compress the bottom surface of the protective cover, and the axis pin is arranged on the lower section of the bottom plate and by the support plate branch
Support, the first connecting rod of the crank connecting link are fixedly connected with second connecting rod by axis pin, and the second connecting rod is cut with scissors with third connecting rod
It connects, the third connecting rod is hinged with fourth link, and the fourth link is vertically arranged and is fixedly connected with the pressing plate.
Further, the first connecting rod is fixedly connected with one end of the axis pin, the second connecting rod and the axis pin
Middle part be fixedly connected.
Further, the support plate includes the first plate and the second plate of relative spacing setting, the both ends difference of the axis pin
It can be moved along its axis across the first plate and the second plate and the axis pin, the first connecting rod and the axis pin on the outside of the first plate
One end be fixedly connected, the fastener of restricted axis pin rotation is set on second plate.
Further, the part that the axis pin is located on the outside of second plate is arranged with resetting spring.
Further, vertical guide cylinder is fixedly connected with below the bottom plate, the guiding is corresponded on the bottom plate
Cylinder is provided with pilot hole,
Gib block is provided on the pressing plate, the gib block is adapted to the guide cylinder and is set in the guide cylinder
It is interior.
(3) advantageous effect
The above-mentioned technical proposal of the present invention has the following advantages that：Rack transmission shaft protective device provided by the invention is prevented
Shield can horizontal any distance slide and can be by the fixation that holds down assembly, so in installation, dismounting after suitable position is slided into
First protective cover can be removed during transmission shaft, facilitate the disassembly and installation of transmission shaft；Biography can be used as by compressing protection block simultaneously
Moving axis bracket is supported transmission shaft, solves the problems, such as that a people can not dismantle transmission shaft, has further facilitated transmission shaft
Disassembly and installation；Further, the transmission shaft can be compressed by compressing protection block, can will be still driven when transmission shaft shakes
Axis is fixed, and prevents from unexpectedly occurring, improves protection effect.
In addition to it is described above present invention solves the technical problem that, form technical solution technical characteristic and have this
Except advantage caused by the technical characteristic of a little technical solutions, what other technical characteristics of the invention and these technical characteristics were brought
Advantage will be further illustrated with reference to attached drawing.
Description of the drawings
Fig. 1 is the stereoscopic schematic diagram of rack transmission shaft protective device of the embodiment of the present invention；
Fig. 2 is the front view of rack transmission shaft protective device of the embodiment of the present invention；
Fig. 3 is the left view of Fig. 2；
Fig. 4 is the assembling of the compression protection block and the smaller transmission shaft of diameter of rack transmission shaft protective device of the embodiment of the present invention
Schematic diagram；
Fig. 5 is the compression protection block of rack transmission shaft protective device of the embodiment of the present invention and the assembling for being relatively large in diameter transmission shaft
Schematic diagram；
Fig. 6 is the schematic diagram to hold down assembly of rack transmission shaft protective device of the embodiment of the present invention.
In figure：1：Protective cover；2：It compresses and protects block, 21：Upper protection block, 22：Lower protection block, 23：POM materials；3：It compresses
Component, 31：Pressing plate, 31a：Gib block, 32：Crank connecting link, 32a：First connecting rod, 32b：Second connecting rod, 32c：Third connecting rod,
32d：Fourth link, 33：Axis pin；4：Rack, 41：Bottom plate, 42：Support plate, 43：Fastener, 44：Spring, 45：Guide rail, 46：It is oriented to
Cylinder；5：Sleeve；6：Transmission shaft.
Specific embodiment
Purpose, technical scheme and advantage to make the embodiment of the present invention are clearer, below in conjunction with the embodiment of the present invention
In attached drawing, the technical solution in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is
The part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, ordinary skill people
Member's all other embodiments obtained under the premise of creative work is not made, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected or be integrally connected；It can
To be mechanical connection or be electrically connected；It can be directly connected, can also be indirectly connected by intermediary, Ke Yishi
Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood at this with concrete condition
Concrete meaning in invention.
In addition, in the description of the present invention, unless otherwise indicated, " multiple ", " more ", " multigroup " be meant that two or
Two or more, " several ", " several ", " several groups " are meant that one or more.
As shown in Figure 1,2 and 3, rack transmission shaft protective device provided in an embodiment of the present invention, including rack 4, protective cover
1st, hold down assembly 3 and compression protection block 2.
The rack 4 mainly plays a supportive role, and including bottom plate 41 and is arranged on bottom plate described in 41 supported underneath of bottom plate
Support plate 42.The protective cover 1 is the construction of both ends open, is arranged on 41 top of the bottom plate and can be along the floor level
It is mobile；The protection block 2 that compresses is arranged on 41 top of bottom plate and in the protective cover 1, described to compress on protection block 2
It is provided with the axis hole being adapted to transmission shaft 6.It is described to hold down assembly 3 after the protective cover 1 moves horizontally in place, by the protection
Cover 1 is relatively fixed with the bottom plate 41.
It is needing to illustrate but, the both ends open of the protective cover 1 is that engine and dynamometer machine are installed for convenience, wherein
In order to coordinate the structure of general engine, the protective cover 1 can be as illustrated in fig. 1 and 2, to be close to one end of the engine
Bore is compared with macrotectonics.Moving horizontally for the protective cover 1 is to refer to being moved along the axis direction of its both ends open, in order to
Protective cover 1 is facilitated to move, as shown in figure 3, being additionally provided with the guide rail 45 being adapted to the bottom plate of the protective cover on the bottom plate 41.
In order not to cause the wasting of resources, the protective cover 1 still can use stainless steel protective cover of the existing thickness for 3mm.
The protective cover 1 is horizontally moveable, when installing or removing transmission shaft 6 in this way, can first remove protective cover 1, then
Block 2 is protected to fix or disassemble transmission shaft 6 on protection block 2 from described compress, Jin Erzai with described compress transmission shaft 6
The protective cover 1 is moved to origin-location.As it can be seen that protective cover 1 moves horizontally, the installation and removal of transmission shaft are facilitated.
As shown in Figures 4 and 5, as a kind of alternative construction for compressing protection block 2, the protection block 2 that compresses is including upper
Block 21 and lower protection block 22 are protected, the upward upper V-type groove in top, the lower protection block 22 are provided on the upper protection block 21
On be provided with the lower V-type groove of top down, the upper V-type groove and the lower V-groove cooperatively form the axis hole.On described
The lower end of protection block 21 be staggered the upper V-groove be provided with integral structure similar lug construction, it is described lower to protect block 22
The upper end lower V-groove setting that is staggered is fluted, is provided with connecting hole on the lug, the lower protection block below the groove
On have a lower connecting hole, the lug of the upper protection block is inserted into the groove of lower protection block, upper connecting hole described at this time with it is described under
Connecting hole is aligned, and bolt passes through the upper and lower connecting hole to be fixedly connected with the upper protection block 21 with the lower protection block 22.
In order to adapt to the transmission shaft 6 of multiple diameter size, vertical sleeve 5 is provided in the groove, the bolt is worn
The upper connecting hole, sleeve 5 and the lower connecting hole is crossed to be fixedly connected with the upper protection block 21 with the lower protection block 22.
It is understood that the upper protection block can be jacked up a distance by the sleeve 5 by lug, so as to expand
The interface of upper V-type groove and lower V-type groove increases the diameter of axis hole accordingly.As needed, different height can be selected
Sleeve 5 promote the upper protection block 21 to form the axis hole of different-diameter with lower protection block 22 to adapt to the transmission of various diameter dimensions
Axis 6, and the axis hole of the transmission shaft 6 of the bigger formation of height of sleeve 5 is bigger.The smaller sleeve of height and diameter that Fig. 4 is provided
The fixation schematic diagram of smaller transmission shaft；The transmission shaft that Fig. 5 was provided is the relatively large sleeve of height and is relatively large in diameter is consolidated
Determine schematic diagram.
It should be noted that the fixed form of upper protection block 21 and lower protection block 22 is not limited to protection block setting lug
Form, as long as upper protection block 21 is fixedly connected with lower protection block 22 and can be by that can adjust upper protection block 21 and lower protection
The relative altitude of block 22 realizes the adjusting of axis hole size.Preferably, the upper connecting hole is the unthreaded hole of up/down perforation, described
Lower connecting hole is the tapped blind hole of lower end sealing；It only needs to be tightened in after bolt is inserted through sleeve from upper connecting hole in this way
In the tapped blind hole of lower protection block.
The transmission shaft 6 damages in order to prevent, as shown in Figures 4 and 5, the upper V-type groove and the upper V-type groove side
On be provided with POM (polyacetals) material 23.
It is understood that compress protection block 2 inner wall embedded with POM materials 23, can prevent transmission shaft 6 come off after rigidity touch
It hits；It can be adjusted using different sleeves 5 simultaneously and compress the size of axis hole that protection block 2 is formed, so as to adapt to each ruler
Very little transmission drive shaft 6；Simultaneously because compressing protection block 2 itself has height, axis hole can be maintained after the completion of primary adjustment
Height, can directly be used when using next time, so high without repeating adjustment transmission shaft 6 center.It is required according to actual strength,
Above-mentioned bolt can be 12.8 grades of hexagon socket head cap screws.
As shown in Fig. 6 and Fig. 1, as it is a kind of hold down assembly 3 concrete form, described hold down assembly 3 include pressing plate 31, bent
Handle connecting rod 32 and axis pin 33.The pressing plate 31 is horizontally set on the bottom inside of protective cover 1,
The support plate 42 includes spaced first plate and the second plate that are oppositely arranged, the both ends difference of the axis pin 33
It is axially movable across the first plate and the second plate and the axis pin 33.The first connecting rod 32a of the crank connecting link 32 and second connects
Bar 32b is connected by axis pin 33, specifically, type of attachment is, one end of the first connecting rod 32a and the axis pin 33, which is fixed, to be connected
It connects, the second connecting rod 32b is fixedly connected with the middle part of the axis pin 33；The second connecting rod 32b of the crank connecting link 32
Be hinged with third connecting rod 32c, the third connecting rod 32c and fourth link 32d is hinged, and the fourth link be vertically arranged and with
The pressing plate is fixedly connected.
It should be noted that first connecting rod 32a can carry out the operation of connecting rod action as handle, so grasping for convenience
Make, first connecting rod 32a is arranged on to the outside (side of first backboard from the second plate is referred on the outside of the first plate) of the first plate.
In order to avoid being freely rotated for axis pin 33, the inside of second plate (refers to the second plate face to the first plate on the inside of the second plate
Side) the restricted axis pin rotation of setting fastener 43；The effect of fastener 43 be by axis pin 33 to the first plate (outside)
When pulling certain distance, rotation first connecting rod 32a axis pins 33 can rotate, then axis pin 33 is retracted original position with the first connecting rod
When putting, axis pin 33 will not be freely rotated.Further, axis pin 33 is resetted for convenience, the axis pin 33 is located at second plate
The part in outside is arranged with resetting spring 44；Resetting spring 44 is after operator unclamps first connecting rod 32a (handle), automatically by institute
It states axis pin 33 and resets to the state that fastener 43 blocks..
As shown in Fig. 2, the lower section of the bottom plate 41 is also fixedly connected with vertical guide cylinder 46, corresponded on the bottom plate 41
The guide cylinder 46 is provided with pilot hole；Gib block 31a, the gib block 31a and the guiding are provided on the pressing plate 31
Cylinder 46 is adapted to and is set in the guide cylinder 46.Preferably, gib block 31a sets one respectively in the center both sides of pressing plate 31
It is a, each gib block 31a is corresponded on bottom plate 41 and is both provided with pilot hole and guide cylinder 46.It is understood that guide cylinder 46 with
Gib block 31a cooperations, which can limit the fourth link, to be vertical rising or pushes.
The specifically used process of rack transmission shaft protection device of the embodiment of the present invention is as follows.
1st, the restriction state that axis pin is allowed to be detached from fastener is pulled out, handle (first connecting rod) is rotated counterclockwise, makes crank
The second connecting rod and third connecting rod of connecting rod drive fourth link and pressing plate to rise, and pressing plate no longer compresses protective cover, Ye Jifang at this time
Shield is no restrained condition, and axis pin moves inward under the action of the spring after loosing one's grip and stuck part blocks reset, holds down assembly at this time
Keep non-impaction state.
2nd, protective cover is pushed to be moved to the position that transmission shaft is not interfered to install or remove along sliding rail, unscrews and compress protection block
Bolt re-secures compression protection block bolt after installing transmission shaft.
3rd, protective cover is pushed to move back to required position (moving direction is opposite with the direction of step 2) along sliding rail, it is past again
The outer restriction state that axis pin is pulled to be allowed to be detached from fastener, rotates clockwise handle (first connecting rod), makes protective cover for impaction state,
Unclamping handle, axis pin moves inward under the action of the spring and stuck part blocks reset locking.
The advantages of rack transmission shaft protection device of the embodiment of the present invention, is as follows.
1st, there is plug-type protective cover, and component locking can be clamped at an arbitrary position, position can needed to provide
Foundation protection such as prevents foreign object to be involved in, and prevents splashing etc., while be also convenient for the installation and removal of transmission shaft.
2nd, the compression protection block with adjustable openings size, embeds POM materials, can prevent transmission shaft from flying out and cause weight
Major break down；Locating transmission axle can also be played the role of by compressing protection block simultaneously, and machine is only replaced not needing to change transmission shaft
It is high without repeating adjustment center in experiment.
Finally it should be noted that：The above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although
The present invention is described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that：It still may be used
To modify to the technical solution recorded in foregoing embodiments or carry out equivalent replacement to which part technical characteristic；
And these modification or replace, various embodiments of the present invention technical solution that it does not separate the essence of the corresponding technical solution spirit and
Range.
Claims (10)
1. a kind of rack transmission shaft protective device, it is characterised in that：Protective cover including both ends open supports the protective cover
Rack, the compression protection block that the protective cover is locked to holding down assembly on the rack and fixed conveyor axis；
The rack includes bottom plate and is arranged on the support plate of bottom plate described in the bottom plate supported underneath, and the protective cover is arranged on
It can move above the bottom plate and along the floor level, the protection block that compresses is arranged on the bottom plate and positioned at described anti-
In shield, described compress is provided with the axis hole being adapted to transmission shaft on protection block；
After the protective cover moves in place along the floor level, it is described hold down assembly the protective cover is opposite with the bottom plate
It is fixed.
2. rack transmission shaft protective device according to claim 1, it is characterised in that：The protection block that compresses includes upper guarantor
Protecting block and lower protection block, upper protect are provided with the upward upper V-type groove in top, top are provided on the lower protection block on block
The downward lower V-type groove in portion, the upper V-type groove and the lower V-groove cooperatively form the axis hole.
3. rack transmission shaft protective device according to claim 2, it is characterised in that：The lower end of the upper protection block is staggered
The position of the upper V-type groove is provided with connecting hole, the upper end of the lower protection block be staggered the lower V-type groove position simultaneously
It is aligned with the upper connecting hole and is provided with lower connecting hole, bolt passes through upper connecting hole and the lower connecting hole by the upper protection block
It is fixedly connected with the lower protection block.
4. rack transmission shaft protective device according to claim 3, it is characterised in that：It is described it is lower protection block be staggered it is described under
The position setting of V-type groove is fluted, and the lower connecting hole is arranged on the lower section of the groove, in the groove with the upper company
Connect hole, the alignment of lower connecting hole is provided with sleeve, the bolt passes through the upper connecting hole, sleeve and the lower connecting hole by institute
Protection block is stated to be fixedly connected with the lower protection block.
5. rack transmission shaft protective device according to claim 2, it is characterised in that：The upper V-type groove and the upper V
Type groove is provided with POM materials on side.
6. according to claim 1-5 any one of them rack transmission shaft protective devices, it is characterised in that：The packet that holds down assembly
Pressing plate, crank connecting link and axis pin are included, the pressing plate, which is horizontally set on protective cover bottom inside, can simultaneously compress the protective cover
Bottom surface, the axis pin are arranged on the lower section of the bottom plate and are supported by the support plate, the first connecting rod of the crank connecting link and
Two connecting rods are fixedly connected by axis pin, and the second connecting rod is hinged with third connecting rod, and the third connecting rod is hinged with fourth link,
The fourth link is vertically arranged and is fixedly connected with the pressing plate.
7. rack transmission shaft protective device according to claim 6, it is characterised in that：The first connecting rod and the axis pin
One end be fixedly connected, be fixedly connected in the middle part of the second connecting rod and the axis pin.
8. rack transmission shaft protective device according to claim 7, it is characterised in that：The support plate is set including relative spacing
The first plate and the second plate put, the both ends of the axis pin are each passed through the first plate and the second plate and the axis pin can axially be moved along it
Dynamic, the first connecting rod is fixedly connected with one end of the axis pin on the outside of the first plate, and restricted institute is set on second plate
State the fastener of axis pin rotation.
9. rack transmission shaft protective device according to claim 8, it is characterised in that：The axis pin is located at second plate
The part in outside is arranged with resetting spring.
10. rack transmission shaft protective device according to claim 6, it is characterised in that：The lower section of the bottom plate, which is fixed, to be connected
Vertical guide cylinder is connected to, the guide cylinder is corresponded on the bottom plate and is provided with pilot hole,
Gib block is provided on the pressing plate, the gib block is adapted to the guide cylinder and is set in the guide cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711354560.7A CN108180277B (en) | 2017-12-15 | 2017-12-15 | rack transmission shaft protector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711354560.7A CN108180277B (en) | 2017-12-15 | 2017-12-15 | rack transmission shaft protector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108180277A true CN108180277A (en) | 2018-06-19 |
| CN108180277B CN108180277B (en) | 2019-12-10 |
Family
ID=62546194
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711354560.7A Active CN108180277B (en) | 2017-12-15 | 2017-12-15 | rack transmission shaft protector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108180277B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109530224A (en) * | 2019-01-08 | 2019-03-29 | 河北冠能石油机械制造有限公司 | Pressing device and sieve box of vibrating |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2655067A (en) * | 1947-12-24 | 1953-10-13 | Bechler Andre | Guard device for machine tools |
| GB2300238A (en) * | 1995-04-26 | 1996-10-30 | Nick Chen | Adjustable safety shield for lathe |
| US5711710A (en) * | 1995-07-12 | 1998-01-27 | Brisk; Kenneth J. | Rotating shaft coupling guard |
| CN102261993A (en) * | 2011-06-24 | 2011-11-30 | 三一重机有限公司 | Protection device for mining dump truck rear-axle test bed |
| CN105822891A (en) * | 2016-03-18 | 2016-08-03 | 苏州东菱科技有限公司 | High-speed rotation protective device |
-
2017
- 2017-12-15 CN CN201711354560.7A patent/CN108180277B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2655067A (en) * | 1947-12-24 | 1953-10-13 | Bechler Andre | Guard device for machine tools |
| GB2300238A (en) * | 1995-04-26 | 1996-10-30 | Nick Chen | Adjustable safety shield for lathe |
| US5711710A (en) * | 1995-07-12 | 1998-01-27 | Brisk; Kenneth J. | Rotating shaft coupling guard |
| CN102261993A (en) * | 2011-06-24 | 2011-11-30 | 三一重机有限公司 | Protection device for mining dump truck rear-axle test bed |
| CN105822891A (en) * | 2016-03-18 | 2016-08-03 | 苏州东菱科技有限公司 | High-speed rotation protective device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109530224A (en) * | 2019-01-08 | 2019-03-29 | 河北冠能石油机械制造有限公司 | Pressing device and sieve box of vibrating |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108180277B (en) | 2019-12-10 |
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