CN207609373U - A kind of retainer and drill jumbo - Google Patents
A kind of retainer and drill jumbo Download PDFInfo
- Publication number
- CN207609373U CN207609373U CN201721327773.6U CN201721327773U CN207609373U CN 207609373 U CN207609373 U CN 207609373U CN 201721327773 U CN201721327773 U CN 201721327773U CN 207609373 U CN207609373 U CN 207609373U
- Authority
- CN
- China
- Prior art keywords
- forearm
- limited block
- retainer
- slide
- large arm
- 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
- 210000000245 forearm Anatomy 0.000 claims abstract description 68
- 230000007246 mechanism Effects 0.000 claims description 10
- 238000005553 drilling Methods 0.000 abstract description 11
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 239000011435 rock Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 230000007704 transition Effects 0.000 description 3
- 238000005299 abrasion Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- FGRBYDKOBBBPOI-UHFFFAOYSA-N 10,10-dioxo-2-[4-(N-phenylanilino)phenyl]thioxanthen-9-one Chemical compound O=C1c2ccccc2S(=O)(=O)c2ccc(cc12)-c1ccc(cc1)N(c1ccccc1)c1ccccc1 FGRBYDKOBBBPOI-UHFFFAOYSA-N 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000001141 propulsive effect Effects 0.000 description 1
- 238000006748 scratching Methods 0.000 description 1
- 230000002393 scratching effect Effects 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Abstract
The utility model discloses a kind of retainers, including body, the body outer cover is equipped with large arm, the set intracoelomic cavity is embedded with forearm and the forearm can be slided along the set body axis direction, it is provided with limited block between the body inner surface and the forearm outer surface, setting-up screw is provided between the limited block and the body.The utility model additionally provides a kind of drill jumbo.The utility model has the beneficial effects that：The retainer provided by the utility model passes through its structure design, it is provided with limited block between body inner surface and forearm outer surface, setting-up screw is provided between limited block and body, so, only it setting-up screw need to be rotated just can control limited block and be pressed on always on forearm outer surface, can it is very convenient it is effective realize that the gap of large arm and forearm between the two adjusts, prevent forearm from being swung in large arm inner cavity, it is ensured that the precision and efficiency of drilling.
Description
Technical field
The utility model is related to engineering machinery fields, more specifically, more particularly to a kind of retainer and drill jumbo.
Background technology
Drill jumbo is also referred to as drilling jumbo, and drill jumbo is the chisel being commonly used in a kind of tunnel and underground engineering construction
Rock equipment, drill jumbo generally comprise drilling rod, telescopic jib (support, positioning and the propulsive mechanism of rock drill), car body, vehicle with walking machine
Structure and other necessary auxiliary devices.When drill jumbo works, drilling rod acts under the controls such as beater mechanism, rotating drill rod mechanism,
It drives bore bit ceaselessly to rotate, impact simultaneously, makes bore bit according to the continuous impact rock of design requirement, while being arranged using mill exhauster structure
Go out aggregate chips, it is very convenient quick to which blasthole can be dug into.In addition, drill jumbo can move and support more rock drilling simultaneously
Machine carries out the operation of multiple blastholes together, and therefore, drill jumbo is widely used in the drilling work of various holes.
Presently, generally using thering is telescopic jib, telescopic jib to include large arm and be slidably mounted on drill jumbo
The forearm of large arm inner cavity, to ensure the precision and efficiency of drilling, in the telescopic process of telescopic jib, need to generally ensure large arm with it is small
The gap of arm between the two is held essentially constant, and is stretched so that it is guaranteed that forearm is stablized along central axes direction, when preventing from stretching
It swings or deviates.In practical operation, forearm usually can cause large arm mutual between the two with forearm in the sliding of large arm inner cavity
Do not stop to rub, in this way, after wearing after a period of time, large arm increases with the gap of forearm between the two, easily forearm is caused to exist
Large arm inner cavity is swung, and significantly impacts the precision and efficiency of drilling.
Utility model content
The technical problems to be solved in the utility model is to provide a kind of retainer, which passes through its structure design, energy
It is enough effectively to realize that large arm is adjusted with the gap of forearm between the two, prevent forearm from being swung in large arm inner cavity, it is ensured that the precision of drilling
With efficiency.
A kind of retainer, including body, the body outer cover are equipped with large arm, and the set intracoelomic cavity is embedded with forearm and institute
Stating forearm can slide along the set body axis direction, and limit is provided between the body inner surface and the forearm outer surface
Block is provided with setting-up screw between the limited block and the body.
Preferably, the body is round body or rectangular body or pentagon body.
Preferably, the body inner wall is provided with 2N (N is the natural number not less than 1) limited blocks, and the limited block is in
It is arranged symmetrically in outside the forearm.
Preferably, the limited block is there are two fillet limited block and settings, and two fillet limited blocks are arranged in institute
State the left and right sides above forearm.
Preferably, it is provided with sliding block between the body and the forearm.
Preferably, through-hole is provided on the set body sidewall, the sliding block is mounted in the through-hole, and the sliding block includes
The inner slide and outer slide being mutually twisted, the inner slide are provided with wedge-shaped steps machine with the surface of the outer slide toward each other
Structure and the thickness that can mutually slide to adjust entire sliding block, another side surface of inner slide are pressed on the forearm outer surface
And the two shape is mutually matched.
Preferably, tensioning bolt is provided on the outer slide, the tensioning bolt is fixed on the body end.
Preferably, it is provided with pulling plate between the outer slide and the tensioning bolt.
The utility model additionally provides a kind of drill jumbo, is equipped on the drill jumbo described in above-mentioned any one
Retainer.
The utility model has the beneficial effects that：The retainer provided by the utility model is by its structure design, in body
It is provided with limited block between inner surface and forearm outer surface, setting-up screw is provided between limited block and body, in this way, need to only turn
Dynamic setting-up screw just can control limited block and be pressed on always on forearm outer surface, being capable of very convenient effective realization large arm and forearm
Gap adjustment between the two, prevents forearm from being swung in large arm inner cavity, it is ensured that the precision and efficiency of drilling.
Description of the drawings
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is the embodiments of the present invention, for those of ordinary skill in the art, without creative efforts, also
Other attached drawings can be obtained according to the attached drawing of offer.
Fig. 1 is a kind of front view of retainer disclosed in the utility model embodiment；
Fig. 2 is a kind of A-A of retainer disclosed in the utility model embodiment to partial sectional view；
Fig. 3 is a kind of B-B direction partial sectional view of retainer disclosed in the utility model embodiment；
Fig. 4 is a kind of C-C of retainer disclosed in the utility model embodiment to partial sectional view；
Fig. 5 does not install large arm for a kind of retainer disclosed in the utility model embodiment and shows with overall structure when forearm
It is intended to.
Specific implementation mode
In order to make those skilled in the art better understand the technical solutions in the application, below in conjunction with the application reality
The attached drawing in example is applied, technical solutions in the embodiments of the present application is clearly and completely described, it is clear that described implementation
Example is merely a part but not all of the embodiments of the present application.
Based on the embodiment in the application, those of ordinary skill in the art are obtained without making creative work
The every other embodiment obtained, shall fall within the protection scope of the present application.
Referring to Fig. 1 to Fig. 5, Fig. 1 to Fig. 5 provides a kind of specific embodiment of retainer of the utility model, wherein Fig. 1
For a kind of front view of retainer disclosed in the utility model embodiment；Fig. 2 is one disclosed in the utility model embodiment
The A-A of kind of retainer is to partial sectional view；Fig. 3 is a kind of B-B direction part of retainer disclosed in the utility model embodiment
Sectional view；Fig. 4 is a kind of C-C of retainer disclosed in the utility model embodiment to partial sectional view；Fig. 5 is that this practicality is new
A kind of retainer disclosed in type embodiment does not install large arm and overall structure diagram when forearm.
As shown in Figures 1 to 5, the utility model provides a kind of retainer, which can be effective for telescopic arm
Large arm is adjusted with the gap of forearm between the two in frame, prevents forearm from being swung in large arm inner cavity.
The retainer provided by the utility model includes body 1, and body 1 is the body supports mechanism of retainer, body 1
Cross sectional shape carries out matched design according to actual needs with length.
Specifically, when beam mechanism selects cylindric arm support, body 1 selects round body；When beam mechanism selection side
When shape arm support, body 1 selects rectangular body；When beam mechanism selects pentagon arm support, body 1 selects pentagon body.This
Embodiment provides a kind of rectangular body.
1 outer cover of body is equipped with large arm 2, and 1 inner cavity of body is embedded with forearm 3 and the forearm 3 can be along 1 axis of the body
Direction is slided, in this way, large arm 2 has been combined into telescopic arm support mechanism with forearm 3.
1 inner surface of body and forearm are provided with limited block 4 between 3 outer surface, and tune is provided between limited block 4 and body 1
Away from bolt 5.Limited block 4 is used for the restriction of 3 position of forearm, adjustment of the setting-up screw 5 for spacing between limited block 4 and forearm 3.
In specific implementation process, due to being provided with limited block 4, limited block 4 between 3 outer surface of 1 inner surface of body and forearm
Setting-up screw 5 is provided between body 1, in this way, need to only rotate setting-up screw 5 just and can control limited block 4 be pressed on always it is small
On 3 outer surface of arm, can it is very convenient it is effective realize that the gap of large arm 2 and forearm 3 between the two adjusts, prevent forearm 3 big
2 inner cavity of arm is swung, it is ensured that the precision and efficiency of drilling.
In the present embodiment, to further facilitate symmetry, the harmony adjustment of 3 each sidewall locations of forearm, it is ensured that each
Side can be unified on the basis of center line, it is preferable that 1 inner wall of the body is provided with 2N (N is the natural number not less than 1) limits
Position block 4, the limited block 4 are arranged symmetrically outside the forearm 3.
As shown in figure 4, the present embodiment has selected a kind of rectangular body, large arm 2 and having selected for forearm 3 also correspondence rectangular
Structure.To reduce stress concentration phenomenon, while avoiding scratching 2 surface of internal cavity of large arm, 3 four side corner of forearm when the sliding of forearm 3
It is both provided with round-corner transition area, it is fillet that the limited block 4 in the present embodiment, which has been selected matched with 3 round-corner transition area shape of forearm,
Limited block, and there are two settings.
In the utility model, initiative selects the fillet limited block for being different from convention square limited block for the first time, on the one hand,
It can ensure that the round-corner transition area of the intrados and large arm 2, forearm 3 of fillet limited block matches；On the other hand, it two is arranged symmetrically
The intrados of fillet limited block draws close Shi Gengneng and effectively realizes " locking " large arm 2 and forearm 3, while energy being synchronized toward intermediate direction
Prevent fillet limited block from large arm 2, forearm 3 being caused to wear.
In addition, it is contemplated that the sliding surface of forearm 3 is mainly in lower surface, abrasion consume face can also be present in lower surface, following table
Forearm 3 will move downward when surface wear, to cause the gap between 2 surface of internal cavity of 3 upper surface of forearm and large arm to become larger, because
This, the left and right sides above the forearm 3 is arranged in two fillet limited blocks of the present embodiment.To need to only synchronize and turn tune
Away from bolt 5, two fillet limited blocks can be controlled synchronize and be drawn close to middle towards forearm 3 downwards, two fillet limited blocks and large arm 2
The restriction of 3 cross-wise direction position of forearm is realized in lower surface together, and then realizes the adjustment in gap.
As shown in Figure 1, Figure 2 and Figure 3, for convenience of the sliding of forearm 3, while large arm 2 and 3 direct friction of forearm are avoided, this
In embodiment, sliding block 6 is provided between the body 1 and the forearm 3.In this way, forearm 3 will be slided when stretching on sliding block 6
Dynamic, the rub proofness by controlling forearm 3 is more than the rub proofness of sliding block 6, and the component that just can control abrasion as possible is sliding block 6,
Later stage only needs to change lower-cost sliding block 6 without more sliding high-cost forearm 3.
For convenience of the installation of sliding block 6, through-hole 7 is provided on 1 side wall of body, the sliding block 6 is mounted in the through-hole 7,
Certainly, when specific setting, through-hole 7 can be arranged in four side walls of body 1, but not necessarily needs to install in each through-hole 7
Sliding block 6 can install sliding block 6 in the through-hole 7 in certain sides of selectivity.
If Fig. 2 and Fig. 3 can be clear that, sliding block 6 includes the inner slide 601 being mutually twisted and outer slide 602, described
Inner slide 601 is provided with wedge-shaped steps mechanism 603 with the surface of the outer slide 602 toward each other and can mutually slide to adjust
The thickness of entire sliding block is saved, 601 another side surface of the inner slide is pressed on 3 outer surface of the forearm and mutual of the two shape
Match.It is mutually slided with outer slide 602 in this way, need to only control inner slide 601, just can adjust the thickness of entire sliding block 6, wherein when
When inner slide 601 is fully engaged against with outer slide 602, the thickness of sliding block 6 is minimum.
In the present embodiment, adjusted for convenience of the thickness of sliding block 6, it is preferable that tensioning bolt is provided on the outer slide 602
8, the tensioning bolt 8 is fixed on 1 end of the body.Specifically, 8 fixed body of tensioning bolt, 1 end in the present embodiment
Refer generally to the outboard end of body 1, one end of personnel's adjusting is as conveniently operated, in this way, operating personnel can be directly at this
End controls tensioning bolt 8 and acts, and then inner slide 601 is driven to be gradually disengaged from occlusive state with outer slide 602, realizes sliding block
6 thickness become larger.It is specific as shown in Figure 3.
In the present embodiment, it is contemplated that sliding block 6 is mounted on inside large arm 2 sometimes, at this point, operating personnel are often due to lack behaviour
Make space and bolt can not be twisted to instrumental purpose on tensioning bolt 8, therefore the present embodiment is in outer slide 602 and the tensioning spiral shell
Pulling plate 9 is provided between bolt 8.
In the present embodiment, since 2 front end of large arm (namely left end in Fig. 1) is typically mounted on arm support, Gu in 2 front end of large arm
It is easy to by other mechanical interferences when place's manipulation sliding block 6, and it is often more empty at 2 rear end of large arm (namely right end in Fig. 1) orientation
Spacious, accordingly, it is considered to the convenience of operation, the utility model uses difference to the sliding block 6 of 2 front end of large arm and 2 rear end of large arm
Control mode.
The sliding block 6 of 2 front end of large arm extends to 2 rear end of large arm by 9 one kind of pulling plate connected on outer slide 602, then exists
Tensioning bolt 8 is connected on 9 rear end of pulling plate, in this way, tensioning bolt 8 is not necessarily to be mounted on inside large arm 2, and can be pacified by pulling plate 9
It is attached to outer end, tensioning bolt 8 can be turned in outer end when sliding block 6 controls, tensioning bolt 8 is then by pulling plate 9 by pulling force
It is transferred on outer slide 602, it is specific as shown in Figure 2 to the thickness of control slide block 6.
The sliding block 6 of 2 rear end of large arm is directly connected with tensioning bolt 8 on outer slide 602, passes through the preceding rotation of tensioning bolt 8
The advance and retrogressing of outer slide 602 are directly controlled into rear screw out, and then the integral thickness of control slide block 6, specifically such as Fig. 3 institutes
Show.
The utility model additionally provides a kind of drill jumbo, is equipped on the drill jumbo described in above-mentioned any one
Retainer.
A kind of retainer provided by the utility model and drill jumbo are described in detail above.It is used herein
Specific case is expounded the principles of the present invention and embodiment, and the explanation of above example is only intended to help
Understand the method and its core concept of the utility model.It should be pointed out that for those skilled in the art,
Under the premise of not departing from the utility model principle, several improvements and modifications can be made to this utility model, these improve and
Modification is also fallen into the protection domain of the utility model claims.
Claims (9)
1. a kind of retainer, which is characterized in that including body, the body outer cover is equipped with large arm, and the set intracoelomic cavity is embedded in
There is forearm and the forearm can be slided along the set body axis direction, is set between the body inner surface and the forearm outer surface
It is equipped with limited block, setting-up screw is provided between the limited block and the body.
2. retainer according to claim 1, which is characterized in that the body is round body or rectangular body or five sides
Shape body.
3. retainer according to claim 1, which is characterized in that the body inner wall is provided with 2N limited block, described
Limited block is arranged symmetrically outside the forearm, wherein N is the natural number not less than 1.
4. retainer according to claim 1, which is characterized in that the limited block is fillet limited block and is provided with two
A, the left and right sides above the forearm is arranged in two fillet limited blocks.
5. retainer according to claim 1, which is characterized in that be provided with sliding block between the body and the forearm.
6. retainer according to claim 5, which is characterized in that be provided with through-hole, the sliding block on the set body sidewall
In the through-hole, the sliding block includes the inner slide and outer slide being mutually twisted, the inner slide and the outer slide
Surface toward each other is provided with wedge-shaped steps mechanism and can mutually slide to adjust the thickness of entire sliding block, the inner slide
Another side surface is pressed on the forearm outer surface and the two shape is mutually matched.
7. retainer according to claim 6, which is characterized in that it is provided with tensioning bolt on the outer slide, described
Bolt is drawn to be fixed on the body end.
8. retainer according to claim 7, which is characterized in that be provided between the outer slide and the tensioning bolt
Pulling plate.
9. a kind of drill jumbo, which is characterized in that be equipped with the claims 1 to claim 8 on the drill jumbo and appoint
Retainer described in meaning one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721327773.6U CN207609373U (en) | 2017-10-16 | 2017-10-16 | A kind of retainer and drill jumbo |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721327773.6U CN207609373U (en) | 2017-10-16 | 2017-10-16 | A kind of retainer and drill jumbo |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207609373U true CN207609373U (en) | 2018-07-13 |
Family
ID=62793274
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721327773.6U Expired - Fee Related CN207609373U (en) | 2017-10-16 | 2017-10-16 | A kind of retainer and drill jumbo |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207609373U (en) |
-
2017
- 2017-10-16 CN CN201721327773.6U patent/CN207609373U/en not_active Expired - Fee Related
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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: 20180713 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |