C-shaped support and high ferro gear-box suspension assembly
Technical field
Railway locomotive equipment technology field is the utility model is related to, more particularly to a kind of C-shaped support and high ferro gear-box hang
Hanging component.
Background technology
It is well known that with the rapid development of modern science and technology, its track for currently having been greatly developed as China of high ferro
The vehicles;China Railway High-speed (CHSR) refers to that 250 kilometers/hour and above motor train unit train, initial stage are started in newly-built design
Overall trip speed is not less than 200 kilometers/hour of passenger dedicated railway line.
It has merged substantial amounts of science and technology to high ferro, each structure construction be able to may have influence on high ferro quality and
Performance safety.Wherein, the suspension arrangement of high ferro gear-box mainly has two kinds:First, suspension rod (move by such as 350 kilometers of Chinese Industrial Standards (CIS)s of speed per hour
Car group gear-box suspension arrangement), two be C-shaped support (such as CJ-1 types EMUs gear-box suspension arrangement).C-shaped support is
One of strength member that gear-box is connected with bogie frame.Play a part of carrying support gear box input.
However, the above-mentioned C-shaped support of prior art still has some objective technological deficiencies:At present, using C-shaped support
The EMUs for hanging this form of high ferro gear-box are not within minority;And domestic all C-shaped supports are that (i.e. it is propped up integral structure
Frame structure is not easy to dismantle, as shown in figure 1, it mainly illustrates the assembling of the C-shaped support of integral structure and high ferro gear-box
Figure), its structure is primarily present following drawback:
Drawback is mentioned, another vital part --- rubber spring is talked about from high ferro gear-box suspended structure.Rubber
Spring is arranged between C-shaped support and gear-box, plays buffering, cushioning effect.
In use, rubber spring is due to Repeated Compression, plus outer low temperature, flying sands and howling wind, acid-base property condition etc.
The influence of adverse circumstances, it is easy to situations such as aging, destroy occur.Rubber spring uses the longevity for steel structural part
Life is shorter, while occurs with destroyed cas fortuit.Rubber spring is once destroy, and gear-box is in the case where lacking support
In the presence of the danger dropped.If being found when being examined after EMUs Hui Ku to vehicle example, rubber spring destroys herein, due to scene
Lack specific frock tool, working space is limited, and for current C-shaped support, replacing difficulty is very big, or even can not be real
Now change and dismantle that (thus, rubber spring is as consumable accessory, it is necessary to frequent dismounting and change, but traditional C-shaped support is integral
Formula structure dismounting and change is extremely complex).So either to Railway Bureau, or can all cause for gear-box supplier very big
Loss.
To sum up, the above-mentioned technological deficiency for how overcoming traditional C-shaped support to be not easy to dismantle is that those skilled in the art are badly in need of
The technical problem of solution.
Utility model content
The purpose of this utility model is to provide a kind of C-shaped support and high ferro gear-box suspension assembly, to solve above-mentioned ask
Topic.
In order to achieve the above object, the technical solution of the utility model is realized in:
The utility model additionally provides a kind of C-shaped support, including upper bracket and lower carriage and connector;
Wherein, the upper bracket and the lower carriage are oppositely arranged, and C-shaped shape is integrally formed;
The upper bracket includes upper bracket body, is arranged on the first screwed hole of the upper bracket body;The lower carriage
Including lower carriage body, it is arranged on the second screwed hole of the lower carriage body;And the connector is described for sequentially passing through
Second screwed hole of lower carriage and the first screwed hole of the upper bracket simultaneously form screw thread cooperation.
Preferably, can embodiment as one kind;First screwed hole is distributed in the bottom two of the upper bracket body
Side, and first screwed hole at least two;Second screwed hole is distributed in the top both sides of the lower carriage body, and
Second screwed hole at least two.
Preferably, can embodiment as one kind;The installation site of second screwed hole of the lower carriage both sides with it is described
The installation site of first screwed hole of upper bracket both sides corresponds.
Preferably, can embodiment as one kind;The upper bracket also includes being arranged on the upper bracket body bottom portion
Groove;The lower carriage also includes the lug boss for being arranged on the lower carriage bodies top;
The lug boss of the lower carriage bodies top is embedded in the groove of the upper bracket body bottom portion, and the upper branch
The groove of frame body bottom portion and the lug boss of the lower carriage bodies top form pin-and-hole and coordinated.
Preferably, can embodiment as one kind;The cell body inner wall shape of the groove of the upper bracket body with it is described under
The appearance profile shape of the lug boss of rack body is mutually adapted.
Preferably, can embodiment as one kind;The connector includes carbon steel bolt.
Preferably, can embodiment as one kind;The upper bracket also includes being used for the 3rd fixed at the top of rubber spring
Screwed hole;3rd screwed hole is several.
Preferably, can embodiment as one kind;The lower carriage also includes being used for the 4th fixed at the top of rubber spring
Screwed hole;4th screwed hole is several.
Preferably, can embodiment as one kind;Engraved structure is additionally provided with the centre position of the upper bracket body;
And the middle position of the lower carriage body is additionally provided with engraved structure.
Correspondingly, the utility model additionally provides a kind of high ferro gear-box suspension assembly, and it includes above-mentioned C-shaped support, also
Including rubber spring and high ferro gear-box;The outside socket rubber spring of the C-shaped support, and the upper branch of the C-shaped support
Frame connects the top of the suspending side of the high ferro gear-box, and the lower carriage of the C-shaped support connects the outstanding of the high ferro gear-box
Hang the bottom of side.
Compared with prior art, it is the advantages of the utility model embodiment:
A kind of C-shaped support and high ferro gear-box suspension assembly provided by the utility model, analyze the main of above-mentioned C-shaped support
Structure is understood:Above-mentioned C-shaped support, it is mainly by the structure composition such as upper bracket and lower carriage and connector;Wherein, the upper branch
Frame and the lower carriage are oppositely arranged, and C-shaped shape is integrally formed;Simultaneously above-mentioned connector be used to realize to the upper bracket and
The lower carriage is detachably connected.
The upper bracket includes upper bracket body, is arranged on the first screwed hole of the upper bracket body bottom portion;Under described
Support includes lower carriage body, is arranged on the second screwed hole of the lower carriage bodies top;And the connector is used for successively
Through the lower carriage the second screwed hole and the upper bracket the first screwed hole and formed screw thread coordinate.
So, above-mentioned C-shaped support employs split type structure design, is broadly divided into upper bracket and lower carriage, and
And upper bracket is threadedly coupled with lower carriage by cooperation by connector, the fit system dismantles mode more to be detachably connected
For simplicity, operation is easy, without upgrade kit;It is not only easy to disassemble after mounting simultaneously using the C-shaped support of said structure,
It is also convenient for installing when being preloaded onto gear-box simultaneously.
Brief description of the drawings
, below will be right in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
The required accompanying drawing used is briefly described in embodiment or description of the prior art, it should be apparent that, describe below
In accompanying drawing be some embodiments of the present utility model, for those of ordinary skill in the art, do not paying creativeness
On the premise of work, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is the integral installation distribution structure schematic diagram of C-shaped support and high ferro gear-box in conventional art;
Fig. 2 is the structural representation that the C-shaped support that the utility model embodiment one provides is in state before dismounting;
Fig. 3 is the structural representation that the C-shaped support that the utility model embodiment one provides is in state after dismounting;
Fig. 4 is the structural representation that the C-shaped support that the utility model embodiment two provides is in state before dismounting;
Fig. 5 is the structural representation that the C-shaped support that the utility model embodiment two provides is in state in dismounting;
Fig. 6 is the structural representation that the C-shaped support that the utility model embodiment two provides is in state after dismounting;
Fig. 7 is the complete decomposing state structure being in the C-shaped support that the utility model embodiment two provides under a visual angle
Schematic diagram;
Fig. 8 is the main structure diagram of the upper bracket in the C-shaped support that the utility model embodiment two provides;
Stereochemical structure is illustrated under one visual angle of the upper bracket in the C-shaped support that Fig. 9 provides for the utility model embodiment two
Figure;
Stereochemical structure is shown under another visual angle of upper bracket in the C-shaped support that Figure 10 provides for the utility model embodiment two
It is intended to;
Figure 11 is the main structure diagram of the lower carriage in the C-shaped support that the utility model embodiment two provides;
Stereochemical structure is illustrated under one visual angle of the lower carriage in the C-shaped support that Figure 12 provides for the utility model embodiment two
Figure;
Stereochemical structure is shown under another visual angle of lower carriage in the C-shaped support that Figure 13 provides for the utility model embodiment two
It is intended to;
Figure 14 is the main structure diagram for the high ferro gear-box suspension assembly that the utility model embodiment three provides.
Label:
1- upper brackets;11- upper bracket bodies;The screwed holes of 12- first;13- grooves;The screwed holes of 14- the 3rd;
2- lower carriages;21- lower carriage bodies;The screwed holes of 22- second;23- lug bosses;The screwed holes of 24- the 4th;
3- connectors;
4- engraved structures.
Embodiment
The technical solution of the utility model is clearly and completely described below in conjunction with accompanying drawing, it is clear that described
Embodiment is the utility model part of the embodiment, rather than whole embodiments.Based on the embodiment in the utility model, sheet
The every other embodiment that field those of ordinary skill is obtained under the premise of creative work is not made, belongs to this practicality
Novel protected scope.
, it is necessary to which explanation, the orientation of some instructions or the word of position relationship, it is only in description of the present utility model
It is to be described for the ease of description the utility model with simplified, rather than indicates or imply that the device of meaning or element must be with spies
Fixed orientation, with specific azimuth configuration and operation, therefore it is not intended that to limitation of the present utility model.In addition, term " the
One ", " second ", " the 3rd " are only used for describing purpose, and it is not intended that instruction or hint relative importance.
, it is necessary to which explanation, " connection " should be interpreted broadly in description of the present utility model, for example, it may be fixed
Connect or be detachably connected, or be integrally connected;Can be mechanical connection or electrical connection;Can be direct
It is connected, can also be indirectly connected by intermediary, can be the connection of two element internals.For the ordinary skill of this area
For personnel, concrete meaning of the above-mentioned term in the utility model can be understood with concrete condition.
The utility model is described in further detail below by specific examples of the implementation and with reference to accompanying drawing.
Embodiment one
Referring to Fig. 2 and Fig. 3, the utility model embodiment one provides a kind of C-shaped support, including upper bracket 1 and lower carriage 2
And connector 3 (i.e. high-strength bolt);Wherein, the upper bracket 1 and the lower carriage 2 are oppositely arranged along vertical direction,
And C-shaped shape is integrally formed;
The upper bracket 1 includes upper bracket body 11, is arranged on the first screwed hole 12 of the bottom of upper bracket body 11;
The lower carriage 2 includes lower carriage body 21, is arranged on second screwed hole 22 at the top of lower carriage body 21;
And the connector 3 is used for the of the second screwed hole 22 and upper bracket 1 for sequentially passing through the lower carriage 2
One screwed hole 12 simultaneously forms screw thread cooperation.
The primary structure for analyzing above-mentioned C-shaped support is understood:Above-mentioned C-shaped support, its mainly by upper bracket 1 and lower carriage 2 with
And the structure composition such as connector 3;Wherein, upper bracket 1 and lower carriage 2 are oppositely arranged along vertical direction, and C-shaped shape is integrally formed
Shape (shape is advantageous to the firm fixation of high ferro gear-box);Above-mentioned connector 3 is used to realize to upper bracket 1 and lower carriage simultaneously
2 are detachably connected.
Upper bracket 1 includes upper bracket body 11, is arranged on the first screwed hole 12 of the bottom of upper bracket body 11;Lower carriage 2
Including lower carriage body 21, the second screwed hole 22 being arranged at the top of lower carriage body 21;Also there is following annexation simultaneously:
Connector 3 is used to sequentially pass through the second screwed hole 22 of lower carriage 2 and the first screwed hole 12 of upper bracket 1 and form screw thread to match somebody with somebody
Close.
So, above-mentioned C-shaped support employs split type structure design, is broadly divided into upper bracket 1 and lower carriage 2,
And upper bracket 1 is threadedly coupled by cooperation with lower carriage 2 by connector 3, the fit system is is detachably connected, and dismounting side
Formula is more easy, and operation is easy, without upgrade kit;Simultaneously using the C-shaped support of said structure, not only it is easy to tear open after mounting
Unload, while be also convenient for installing when being preloaded onto gear-box.
Embodiment two
The utility model embodiment two provides a kind of C-shaped support, and it also mainly includes upper bracket and lower carriage and company
Fitting (i.e. high-strength bolt);It also has above-mentioned technical pattern relation simultaneously;Such as:The upper bracket and the lower carriage
It is oppositely arranged along vertical direction, and C-shaped shape is integrally formed;Referring to Fig. 4, Fig. 5, Fig. 6, Fig. 7, the utility model embodiment two
Provide a kind of C-shaped support, including upper bracket 1 and lower carriage 2 and connector 3 (i.e. high-strength bolt);Wherein, the upper branch
Frame 1 and the lower carriage 2 are oppositely arranged along vertical direction, and C-shaped shape is integrally formed;
The upper bracket 1 includes upper bracket body 11, is arranged on the first screwed hole 12 of the bottom of upper bracket body 11
(can be referring specifically to Fig. 8, Fig. 9, Figure 10);
The lower carriage 2 includes lower carriage body 21, is arranged on second screwed hole 22 at the top of lower carriage body 21
(can be referring specifically to Figure 11, Figure 12, Figure 13);And second screwed hole 22 of the connector 3 for sequentially passing through the lower carriage 2
And the upper bracket 1 the first screwed hole 12 and formed screw thread cooperation.
Above-described embodiment two is unlike embodiment one:C-shaped support in the utility model embodiment two its to specific
Structure is provided with more design features;Such as:Above-mentioned first screwed hole 12 can use it is multiple, be distributed in both sides, so may be used
To ensure the stability and reliability of structure after assembling;It has also been devised the mode of pin-and-hole cooperation simultaneously, to more preferably to C-shaped
Support forms stable assembling and fixed.
Preferably, can embodiment as one kind;Referring specifically to Fig. 8, Fig. 9, Figure 10, first screwed hole 12 is distributed in
The both sides of the upper bracket body 11, and first screwed hole 12 at least two;
Referring specifically to Figure 11, Figure 12, Figure 13, second screwed hole 22 is distributed in the both sides of the lower carriage body 21,
And second screwed hole 22 at least two.The installation site of second screwed hole 22 of the both sides of lower carriage 2 with it is described on
The installation site of first screwed hole 12 of the both sides of support 1 corresponds.
It should be noted that in embodiment two, such as:Above-mentioned first screwed hole 12 can use it is multiple, and equably
It is distributed in the both sides of upper bracket body 11;Meanwhile above-mentioned second screwed hole 22 can use multiple (and quantity and the first screwed holes
It is identical), and it is evenly distributed in the both sides of lower carriage body 21;So the first screwed hole 12 and the second of lower carriage of upper bracket
Screwed hole 22 corresponds, and is then threadably secured by high-strength bolt (i.e. connector 3), so can be to C
Shape support both sides form the locking more balanced, and then ensure the stability and reliability of structure after assembling.
Preferably, can embodiment as one kind;The upper bracket 1 also includes being arranged on the bottom of upper bracket body 11
Groove 13 (as shown in Figure 9);The lower carriage 2 is also including being arranged on the lug boss 23 at the top of lower carriage body 21 (such as
Shown in Figure 12);
The lug boss 23 at the top of lower carriage body 21 is embedded in the groove 13 of the bottom of upper bracket body 11, and
The groove 13 of the bottom of upper bracket body 11 and the lug boss 23 at the top of lower carriage body 21 form pin-and-hole and coordinated.
It should be noted that the upper bracket and lower carriage two parts in this C-shaped supporting structure are not only bolted,
But also there is pin and the matching relationship in hole in design;I.e. when mounted, the lug boss of above-mentioned lower carriage can be embedded into upper bracket
Groove in formed pin-and-hole matching relationship, so as to further strengthen the connection tightness of C-shaped support.On as shown in fig. 7,
Pin-and-hole matching relationship is stated, not only reduces the bending moment on connecting bolt, and cause C-shaped support upper bracket and lower carriage
Two-part centering is more preferable, and then the bulk strength of C-shaped support is guaranteed.
Preferably, can embodiment as one kind;The cell body inner wall shape of the groove 13 of the upper bracket body 11 and institute
The appearance profile shape for stating the lug boss 23 of lower carriage body 21 is mutually adapted.
, so can be with it should be noted that the design of above-mentioned lug boss and groove is, it is necessary to meet above-mentioned shape design requirement
So that C-shaped support upper bracket and the two-part centering of lower carriage are more preferable, fit system is more reasonable.
Preferably, can embodiment as one kind;The connector 3 includes carbon steel bolt.
It should be noted that above-mentioned connector is mainly high-strength bolt, it can select the bolt using diversified forms,
Such as:High intensity carbon steel bolt, high-strength stainless steel bolt etc., above-mentioned carbon steel bolt are one of which embodiment,
For other kinds of bolt, the utility model embodiment no longer repeats one by one.
Preferably, can embodiment as one kind;As shown in figure 9, the upper bracket 1 also includes being used to fix rubber spring
3rd screwed hole 14 at top;3rd screwed hole 14 is several.As shown in figure 12, the lower carriage 2 also includes being used for
The 4th screwed hole 24 at the top of fixed rubber spring;4th screwed hole 24 is several.
It should be noted that upper bracket also includes being used for the 3rd screwed hole fixed at the top of rubber spring;3rd screw thread
Hole is mainly used in the rubber spring at fixed top.The lower carriage also includes being used for the 4th screw thread fixed at the top of rubber spring
Hole;4th screwed hole is mainly used in fixing the rubber spring of bottom.
Preferably, can embodiment as one kind;Hollow out knot is additionally provided with the centre position of the upper bracket body 11
Structure 4 (see also Fig. 9);And the middle position of the lower carriage body 21 is additionally provided with engraved structure 4 (see also Figure 12).
It should be noted that above-mentioned engraved structure can reduce the materials'use of whole C-shaped support, manufacturing cost is reduced;
The engraved structure can strengthen the load-carrying properties and stress performance of C-shaped support with globality simultaneously.Sent out by substantial amounts of research
Existing, entity, the loading characteristic of framework are different, and as entity structure resistance to compression is unable to tension, resistance to compression tension, stress are equal simultaneously for frame structure
It is even to be dispersed in surface etc..
After above-mentioned upper bracket processes engraved structure with lower carriage, the structure type of similar " framework " can be formed.Its by
Power feature is more effective:It is born to load by the connection of bar, can both bear pressure and can and enough bear pulling force, and it can be incited somebody to action
External force uniformly spreads.Therefore, the C-shaped support of the utility model embodiment design, its tensile strength is stronger, and impact resistance is more preferable,
Ageing resistance is excellent.
Embodiment three
Correspondingly, as shown in figure 14, the utility model embodiment three additionally provides a kind of high ferro gear-box suspension assembly, its
Including above-mentioned C-shaped support, in addition to rubber spring X and high ferro gear-box Y;The outside socket rubber spring of the C-shaped support
X, and the upper bracket 1 of the C-shaped support connects the top of the suspending side of the high ferro gear-box Y, the lower carriage of the C-shaped support
The bottom of 2 connection high ferro gear-box Y suspending side.
The C-shaped support and the specifically used feelings of high ferro gear-box suspension assembly provided below the utility model embodiment
Condition and technique effect, which are done, to be described in detail:
The utility model additionally provides a kind of high ferro gear-box suspension assembly, and wherein the C-shaped support uses split-type structural,
C-shaped support is divided into two parts up and down, passes through high strength exploitation.
When high ferro gear-box Y is assembled, first by rubber spring X and high ferro gear-box, its upper bracket 1 of C-shaped support and lower branch
The position of frame 2 is relative, and pin-and-hole is worked good, and is then connected by connector 3 (i.e. high-strength bolt), now rubber spring X is in
Free state (rubber spring X should be at compressive state after the completion of assembling).Then by high-strength bolt by the upper branch of C-shaped support
Frame 1 and the two parts of lower carriage 2 complete high ferro gear-box Y and C-shaped support assembling, now rubber spring is in compression tightly
State.
The high ferro gear-box Y used online, if there are the destroyed situations for needing to change of rubber spring X, first it can will connect C
Two connectors 3 (i.e. high-strength bolt) of shape support are unscrewed, and by the size of threaded adjusting C-shaped support, (C-shaped support is dehisced
Size), rubber spring X relax to free state (gradually loosening rubber spring X), most at last rubber spring X is disassembled
And changed in time.
The C-shaped support and high ferro gear-box suspension assembly that the utility model embodiment provides have the technology of following aspect excellent
Gesture:
First, the C-shaped support and high ferro gear-box suspension assembly, its structure design that the utility model embodiment provides more close
Reason;Wherein, the support, upper bracket and lower carriage and connector in its concrete structure, screwed hole even thereon, projection
Portion and groove etc. all have an original design, and annexation between concrete structure and position relationship have rational cloth
Office's design;Therefore the C-shaped support and high ferro gear-box suspension assembly, its technical construction that the utility model embodiment provides more close
Reason, and function is more perfect, practicality is also stronger.
2nd, the C-shaped support and high ferro gear-box suspension assembly that the utility model embodiment provides, this C-shaped support is by dividing
Body formula structure, not only in gear-box first assembled, the service bolt and frock of installation rubber spring are eliminated, meanwhile, it is real
The online replacing of rubber spring is herein showed.
3rd, the C-shaped support and high ferro gear-box suspension assembly that the utility model embodiment provides, it has abandoned traditional one
Formula C-shaped support, it has designed split type C-shaped support.C-shaped support is divided into two parts, carried out by connector detachable
Connection;The reliability of the structure is strong, security is higher, and it is preferably slow that it can ensure that high ferro gear-box suspension assembly plays
Punching and cushioning effect, ensure the driving safety of high ferro EMUs.
Many significant technical advantages based on more than, support provided by the utility model and high ferro gear-box suspension assembly must
Good market prospects and economic benefit will be brought.
Finally it should be noted that:Various embodiments above is only to illustrate the technical solution of the utility model, rather than it is limited
System;Although the utility model is described in detail with reference to foregoing embodiments, one of ordinary skill in the art should
Understand:It can still modify to the technical scheme described in foregoing embodiments, either to which part or whole
Technical characteristic carries out equivalent substitution;And these modifications or replacement, the essence of appropriate technical solution is departed from this practicality newly
The scope of each embodiment technical scheme of type.