CN103696701A - Slide lug, supporting frame, following frame and rotary drilling rig - Google Patents
Slide lug, supporting frame, following frame and rotary drilling rig Download PDFInfo
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- CN103696701A CN103696701A CN201310680447.3A CN201310680447A CN103696701A CN 103696701 A CN103696701 A CN 103696701A CN 201310680447 A CN201310680447 A CN 201310680447A CN 103696701 A CN103696701 A CN 103696701A
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Abstract
The invention discloses a slide lug, a supporting frame, a following frame and a rotary drilling rig. The slide lug comprises a first mounting part and a first connecting part, wherein the first mounting part is provided with a first slide plate; the first slide plate is adapted to the outer side surface of a mast track; the first connecting part is connected with the first mounting part and is provided with a first connecting pin hole. The supporting frame comprises a supporting body part, a second mounting part and a second connecting part, wherein the second mounting part is connected with the supporting body part and is provided with a second slide plate and a third slide plate which are respectively adapted to one middle surface and one outer side surface of the mask track; the second connecting part is connected with the supporting body part and is provided with a second connecting pin hole. The following frame reasonably distributes the stress on the slide lug and the supporting frame according to the mechanical property of the slide lug and the supporting frame, so that the stress on the slide lug is improved, the probability that the slide lug is cracked is reduced, the abrasion of a pin shaft and the pin holes is also reduced, and the failure rate during a construction process is reduced.
Description
Technical field
The present invention relates to engineering machinery field, particularly a kind of sliding ear, bracing frame, arbitrary-movement articulator and rotary drilling rig.
Background technology
Rotary drilling rig is a kind of construction machinery for the operation of building foundation engineering pore-forming, and it is mainly suitable for the construction of the soil layers such as sand, cohesive soil, slity soil, extensive application in the multiple foundation basic constructions such as castinplace pile, diaphragm wall, underpin.
Arbitrary-movement articulator is one of key working part of rotary drilling rig, when the operation of rig pore-forming, for guaranteeing the vertical precision of boring, particularly, the pivoting support of arbitrary-movement articulator is connected with drilling rod connecting dish, along with drilling rod is creeping into, in lifting, decentralization process, drilling rod is played to vertically-guided effect.For the ease of the installation and removal of arbitrary-movement articulator, existing arbitrary-movement articulator is mostly dismountable.Prior art provides a kind of structure arbitrary-movement articulator as shown in Figure 1, comprise: two sliding ears 1 ', a bracing frame 2 ', a supporting disk 3 ' and a pivoting support 4 ', between sliding ear 1 ' and bracing frame 2 ', by bearing pin, be connected, between bracing frame 2 ' and supporting disk 3 ', adopt bearing pin to be connected, pivoting support 4 ' is installed on supporting disk 3 ', this pivoting support can be connected with the terminal pad bolt of drilling rod, and drilling rod can rotate around supporting disk.On sliding ear 1 ', be provided with two with the suitable slide plate of mast guide rail, on bracing frame 2 ', be provided with one with the suitable slide plate of mast guide rail, slide thus ear 1 ' and become three slide plates to be installed on mast track with bracing frame shape 2 ', along mast guide rail, move up and down.
The arbitrary-movement articulator of this said structure couples together each several part by bearing pin, and structure member modularization distributes, the dismounting convenience that has improved arbitrary-movement articulator with and installation on rotary drilling rig.But, in work progress, sliding ear 1 ' and to connect bearing pin stressing conditions complicated, under vertical alternation active force, bearing pin serious wear, pin-and-hole shakes the large Frequent Troubles that waits, and the situation that sliding ear snaps is also more.Above-mentioned arbitrary-movement articulator force analysis as shown in Figure 2, known according to force analysis, sliding ear one side tension (arrow A 1 sensing place), one side pressurized (arrow A 2 sensings place), it is less than normal that wherein B place is subject to pulling force side structure stress area, squeeze side structure stress region is bigger than normal, and the extrusion stress limit of steel of the same race is all much larger than the tensile stress limit.So sliding ear more easily ftractures at structure tension side.Meanwhile, close pin-and-hole herein more easily weares and teares, shakes large.
Summary of the invention
In view of this, the present invention proposes a kind of not easy to crack, sliding ear, bracing frame, arbitrary-movement articulator and rotary drilling rig that pin-and-hole rolling not easy to wear is large.
For achieving the above object, technical scheme of the present invention is achieved in that
On the one hand, the invention provides a kind of sliding ear, for arbitrary-movement articulator, comprising: the first installation portion, it is provided with the first slide plate, and a lateral surface of described the first slide plate and mast track is suitable; The first connecting portion, is connected with described the first installation portion; Described the first connecting portion is provided with the first connection pin-and-hole.
Accordingly, the present invention also provides a kind of bracing frame, for arbitrary-movement articulator, comprising: supportive body portion; The second installation portion, is connected with described supportive body portion; Described the second installation portion is provided with the second slide plate and the 3rd slide plate, and described the second slide plate and the 3rd slide plate are suitable with a median surface and a lateral surface of mast track respectively; The second connecting portion, is connected with described supportive body portion; Described the second connecting portion is provided with the second connection pin-and-hole.
On the other hand, the present invention also provides a kind of arbitrary-movement articulator, comprising: above-mentioned sliding ear; Above-mentioned bracing frame; The second connecting portion of support frame as described above is connected with the first connecting portion of described sliding ear.
Further, the first installation portion of described sliding ear and described the first connecting portion are arranged vertically mutually; The described first number that connects pin-and-hole is two, and two the described first center line lines that connect pin-and-hole are identical with the arranged direction of described the first connecting portion.
Further, in described the first connection pin-and-hole, be provided with high-strength abrasion-proof axle sleeve.
Further, the second connecting portion of support frame as described above is provided with the first installing plate and the second installing plate, and described the first installing plate is positioned at the upper surface of described the first connecting portion, and described the second installing plate is positioned at the soffit of described the first connecting portion; Second of described the first installing plate and the second installing plate is connected pin-and-hole and is all connected pin-and-hole and is oppositely arranged with described first.
Further, one end of support frame as described above is welded with supporting disk.
Further, described arbitrary-movement articulator also comprises the release mechanism for preventing that described sliding ear from coming off.
Further, described release mechanism comprises: the first safety collar, is arranged at support frame as described above; The second safety collar, is arranged at described sliding ear; Theft-resistant link chain, its one end can be connected with described the first safety collar, and the other end can be connected with described the second safety collar.
The present invention also provides a kind of rotary drilling rig, is provided with the arbitrary-movement articulator described in above-mentioned any one.
Sliding ear provided by the invention has and only has a slide plate, i.e. the first slide plate; A lateral surface of this first slide plate and mast track is suitable.This cunning ear is because be only provided with a slide plate, thus only there is a stress surface, with respect to existing sliding ear, greatly reduce the stressed of sliding ear tensile stress, make thus the stressing conditions of this cunning ear greatly reduce, reduce the probability that cracking occurs sliding ear, also can reduce the wearing and tearing of pin-and-hole simultaneously and shake large.Therefore, sliding ear provided by the invention has not easy to crack, long service life, the advantage of failure rate is low.
Bracing frame provided by the invention is provided with two slide plates, can reduce thus the number of the slide plate of connected sliding ear, and then reduces the stressed of sliding ear, contributes to extend the life-span of sliding ear, prevents that it from ftractureing.
On sliding ear a little less than arbitrary-movement articulator provided by the invention is subject to force intensity relative thin when work, a slide plate is set, two slide plates are set on the relatively large bracing frame of force structure intensity.Thus, according to the stressing conditions of the sliding ear of the mechanical property reasonable distribution of the two and bracing frame, and then improve the stressed of sliding ear, reduce the probability that cracking occurs sliding ear, also reduced the wearing and tearing of bearing pin and pin-and-hole, reduce the fault rate in work progress.
Accompanying drawing explanation
The accompanying drawing that forms a part of the present invention is used to provide a further understanding of the present invention, and schematic description and description of the present invention is used for explaining the present invention, does not form inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 is the structural representation of arbitrary-movement articulator in prior art;
Fig. 2 is the stressed schematic diagram of otic placode in prior art;
The structural representation of the sliding ear that Fig. 3 provides for the embodiment of the present invention one;
Fig. 4 is the structural representation of mast track;
The mechanism of the bracing frame that Fig. 5 provides for the embodiment of the present invention two;
Fig. 6 looks schematic diagram for the master of the arbitrary-movement articulator that the embodiment of the present invention three provides;
The arbitrary-movement articulator schematic side view that Fig. 7 provides for the embodiment of the present invention three.
Description of reference numerals:
1 ' sliding ear 2 ' bracing frame
3 ' supporting disk 4 ' pivoting support
1 sliding ear 11 first installation portions
111 first slide plate 12 first connecting portions
121 first connect pin-and-hole 2 bracing frames
21 supportive body portion 221 second slide plates
222 the 3rd slide plate 23 second connecting portions
231 second connect pin-and-hole 232 first installing plates
233 second installing plate 3 supporting disks
4 pivoting support 51 first safety collars
52 second safety collar 53 theft-resistant link chains
61a lateral surface 61b lateral surface
62 median surfaces
The specific embodiment
It should be noted that, in the situation that not conflicting, embodiment and the feature in embodiment in the present invention can combine mutually.Below in conjunction with accompanying drawing, each preferred embodiment of the present invention is described further.
For anti-on-slip ear ftractures, reduce the wearing and tearing of pin-and-hole and shake greatly, the inventor applies for considering to start with from reducing sliding ear stress surface, reduces the stressed of sliding ear, in the time of the cracking of anti-on-slip ear, can also reduce pin-and-hole wearing and tearing and shake large.The mechanical property of simultaneously considering bracing frame is far superior to otic placode, so the stress surface of corresponding increase bracing frame, is about to a part of active force that former sliding earpiece is subject to and transfers on bracing frame.In the guide effect of the arbitrary-movement articulator guaranteeing, extend the application life of its member like this.
Specifically refer to Fig. 3, the figure shows the structure of the sliding ear 1 that inventive embodiments one provides, this sliding ear 1, for arbitrary-movement articulator, specifically comprises:
The first installation portion 11, it is provided with the first slide plate 111, and this first slide plate 111 is suitable with a lateral surface of mast track;
The first connecting portion 12, is connected with above-mentioned the first installation portion 11; The first connecting portion 12 is provided with the first connection pin-and-hole 121.
The sliding ear 1 that the present embodiment provides has and only has a slide plate, i.e. the first slide plate 111, a lateral surface 61a suitable (as shown in Figure 4, it comprises two lateral surface 61a and 61b to existing mast track, and the median surface between two lateral surfaces 62) of this first slide plate 111 and mast track.Because this cunning ear 1 is only provided with a slide plate 111, only there is a stress surface, reduce thus the stressed of sliding ear 1, contribute to reduce the probability that cracking occurs for it, reduce the stressed of the bearing pin be arranged in the first connection pin-and-hole 121 simultaneously, reduce the wearing and tearing of pin-and-hole, and then reduce the fault rate of the arbitrary-movement articulator that is provided with this cunning ear.
In this sliding ear structure, the first installation portion 11 is for arranging 12 of this first slide plate 111, the first connecting portions for being connected with the bracing frame of arbitrary-movement articulator.The first installation portion 11 and the first connecting portion 12 can be arranged vertically mutually; The above-mentioned first number that connects pin-and-hole 121 can be two, and two the first center line lines that connect pin-and-hole 121 are identical with the arranged direction of the first connecting portion 12.
In work progress, the first slide plate 111 slides along mast track, and in order to improve the anti-wear performance of this first slide plate 111, above-mentioned the first slide plate 111 is preferably nylon slide plate.Nylon has the excellent specific property of wear resistant corrosion resistant, contributes to extend the first 111 application lifes of slide plate, thereby further extends the application life of sliding ear 1.In addition,, in order to prevent that the first connection pin-and-hole 121 from deforming under the squeezing action of bearing pin, this first connects that pin-and-hole 121 is interior can be provided with high-strength abrasion-proof axle sleeve, thereby further reduces the fault rate of the slippage frame that is provided with this cunning ear.Above-mentioned high-strength abrasion-proof axle sleeve is the axle sleeve of intensity high-wear resistance excellence, is specifically as follows zinc-containing alloy axle sleeve, acid bronze alloy axle sleeve, manganese evanohm or ferrous alloy axle sleeve etc.
After the sliding ear 1 that the present embodiment is provided is installed on mast track, in work progress, 1, this cunning ear bears the normal pressure (power of Fx direction in Fig. 2) of one side, with respect to existing sliding ear, greatly reduce stressed (power of Fy direction in Fig. 2) of tensile stress, make thus the stressing conditions of this cunning ear 1 greatly reduce, reduce the probability that cracking occurs sliding ear, also reduced accordingly the wearing and tearing of pin-and-hole and shaken large.Therefore, the sliding ear 1 that the present embodiment provides has not easy to crack, long service life, the advantage of failure rate is low.
Accordingly, the embodiment of the present invention two also provides a kind of bracing frame, refers to Fig. 5, and this bracing frame 2 comprises:
Supportive body portion 21;
The second installation portion, is connected with supportive body portion 21; The second installation portion is provided with the second slide plate 221 and the 3rd slide plate 222, and this second slide plate 221 and the 3rd slide plate 222 are suitable with a median surface 62 and a lateral surface 61b of mast track respectively;
The second connecting portion 23, is connected with supportive body portion 21; The second connecting portion 23 is provided with the second connection pin-and-hole 231.
In the bracing frame that the present embodiment provides, supportive body portion 21 is for supporting the second installation portion and the second connecting portion 23.The second slide plate 221 and the 3rd slide plate 222 that the second installation portion arranges are suitable for the median surface 62 with mast track and a lateral surface 61b, after the sliding ear 1 providing with embodiment mono-is used in conjunction with, slide the first slide plate 111 of ear 1, the second slide plate 221 of bracing frame 2 and the 3rd slide plate 222 surround the structure suitable with mast track jointly, and then can be along mast rail moving after making it be arranged on mast track.
The second connecting portion 23 is for being connected with sliding ear 1.This second connecting portion 23 can be provided with the first installing plate 232 and the second installing plate 233, the space that is formed for installing the connecting portion (being above-mentioned the first connecting portion 12) of sliding ear 1 in the middle of this first installing plate 232 and the second installing plate 233.The first installing plate 232 is connected pin-and-hole 231 and is all oppositely arranged with the pin-and-hole (being above-mentioned the first connection pin-and-hole 121) that is connected of sliding ear 1 with second of the second installing plate 233.After this bracing frame 2 is installed with sliding ear 1, the first installing plate 232 is positioned at the upper surface of the first connecting portion 12, and the second installing plate 233 is positioned at the soffit (referring to Fig. 7) of the first connecting portion 12.
The bracing frame 2 that the present embodiment provides can removably connect with supporting disk 3, also can be integrated welded construction, and supporting disk 3 is for being connected with drilling rod by pivoting support.In the present invention, one end preferred weld of this bracing frame 2 has supporting disk 3, this be because: bracing frame 2 arranges after two slide plates, it is when reducing connected sliding ear stressed, self stressed can increasing, after bracing frame 2 and supporting disk 3 welding, the two is structure as a whole, can improve thus the integrally-built impact resistance of this bracing frame 2 and stability, and then reduce the probability that bracing frame 2 damages because of stressed excessive generation.
With respect to prior art, the bracing frame 2 that the present embodiment provides is provided with two slide plates, can reduce thus the number of the slide plate of connected sliding ear, and then reduces the stressed of sliding ear, contributes to extend the life-span of sliding ear, prevents that it from ftractureing.
The sliding ear and the arbitrary-movement articulator that based on above-described embodiment, provide, the embodiment of the present invention three also provides a kind of arbitrary-movement articulator, refers to Fig. 6, comprising:
Sliding ear 1 described in embodiment mono-;
Bracing frame 2 described in embodiment bis-; The second connecting portion 23 of bracing frame 2 is connected with the first connecting portion 12 of sliding ear 1.
In the arbitrary-movement articulator that the present embodiment provides, sliding ear 1 is provided with a slide plate (the first slide plate 111), bracing frame 2 is provided with two slide plates (the second slide plate 221 and the 3rd slide plate 222), and the structure that the common formation of above-mentioned three slide plates and mast track are suitable, can slide along mast track during use.When rotary drilling rig carries out operation, 1 normal pressure that is subject to a face of sliding ear, stressed less, contribute to reduce the probability that cracking occurs for it; Also reduce the wearing and tearing of pin-and-hole simultaneously, prevented to shake the problem such as large, reduced fault rate.Although bracing frame is stressed relatively large, because its volume is larger, mechanical property is more excellent, is therefore difficult for being damaged.In sum, the arbitrary-movement articulator that the present embodiment provides can reduce sliding ear the probability of cracking and the wearing and tearing of pin-and-hole occur when completing guide effect, and above-mentioned arbitrary-movement articulator has long service life, the advantage of failure rate is low.
In the arbitrary-movement articulator that the present embodiment provides, one end preferred weld of bracing frame 2 has supporting disk 3, to promote its mechanical property.Certainly, the two also removably connects by connectors such as bearing pins.Certainly the arbitrary-movement articulator that the present embodiment provides also can contain other mechanism of existing arbitrary-movement articulator, as is arranged at the pivoting support 4 of supporting disk 3, and the two can be connected by adpting flange.
With bracing frame 2, be welded as mutually example with supporting disk 3, the installation process of this arbitrary-movement articulator is as follows:
First, supporting disk 3 is connected with pivoting support 4 by adpting flange, then pivoting support 4 is connected with the drilling rod of rotary drilling rig;
Then, by cunning ear 1 with bracing frame 2 by coupling together with a bearing pin, make the bearing pin rotation that sliding ear 1 can be on bracing frame 2;
Finally, at drilling rod, pack into after unit head, will slide ear 1 and rotate to mast track rear side, another bearing pin is installed, just complete thus the installation of arbitrary-movement articulator.
In when work, along with rod boring, on carry arbitrary-movement articulator sliding ear 1 on mast track, slide up and down together.Under normal operation, three installing plates that sliding ear 1 and bracing frame 2 form are equal to baffle plate, play the guiding role; When being subject to impact shock, bias and creeping into, sliding ear 1 and bracing frame 2 are all subject to normal pressure, to guarantee the verticality of boring.
In rotary drilling rig operation process, while taking off the situations such as hole, sliding ear fracture as there is bearing pin, sliding ear 1 can come off.For fear of this potential safety hazard, the arbitrary-movement articulator that the embodiment of the present invention provides also preferably includes the release mechanism coming off for anti-on-slip ear 1.Refer to Fig. 7, this release mechanism can specifically comprise:
The first safety collar 51, is arranged at bracing frame 2;
The second safety collar 52, is arranged at sliding ear 1;
Theft-resistant link chain 53, its one end can be connected with the first safety collar 51, and the other end can be connected with the second safety collar 52.
After according to the method described above arbitrary-movement articulator being installed, use theft-resistant link chain 53 to connect the first safety collar 51 and the second safety collar 52, further cunning ear 1 and bracing frame 2 are coupled together thus.Even if there is the situation that sliding ear 1 comes off in work progress, but due to the existence of this release mechanism, can anti-on-slip ear 1 from falling from high altitude, guaranteed the safety of arbitrary-movement articulator high-altitude construction operation.
As shown in the above, on the sliding ear a little less than the arbitrary-movement articulator that the embodiment of the present invention provides is subject to force intensity relative thin when work, a slide plate is set, two slide plates are set on the relatively large bracing frame of force structure intensity.Thus, according to the stressing conditions of the sliding ear of the mechanical property reasonable distribution of the two and bracing frame, and then improving the stressed of sliding ear, there is the probability of cracking in the sliding ear of reduction, has also reduced the wearing and tearing of pin-and-hole and has shaken greatly, reduces the fault rate in work progress.
The embodiment of the present invention also provides a kind of rotary drilling rig, this rotary drilling rig is provided with above-mentioned any arbitrary-movement articulator, because above-mentioned any arbitrary-movement articulator has above-mentioned technique effect, therefore, the engineering machinery that is provided with this arbitrary-movement articulator also should possess corresponding technique effect, its specific implementation process is similar to the above embodiments, does not hereby repeat.
The foregoing is only preferred embodiment of the present invention, in order to limit the present invention, within the spirit and principles in the present invention not all, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection scope of the present invention.
Claims (10)
1. slide an ear, for arbitrary-movement articulator, it is characterized in that, comprising:
The first installation portion (11), it is provided with the first slide plate (111), and described the first slide plate (111) is suitable with a lateral surface (61a) of mast track;
The first connecting portion (12), is connected with described the first installation portion (11); Described the first connecting portion (12) is provided with the first connection pin-and-hole (121).
2. a bracing frame (2), for arbitrary-movement articulator, is characterized in that, comprising:
Supportive body portion (21);
The second installation portion, is connected with described supportive body portion (21); Described the second installation portion is provided with the second slide plate (221) and the 3rd slide plate (222), and described the second slide plate (221) and the 3rd slide plate (222) are suitable with a median surface (62) and a lateral surface (61b) of mast track respectively;
The second connecting portion (23), is connected with described supportive body portion (21); Described the second connecting portion (23) is provided with the second connection pin-and-hole (231).
3. an arbitrary-movement articulator, is characterized in that, comprising:
Sliding ear claimed in claim 1 (1);
Bracing frame claimed in claim 2 (2); Second connecting portion (23) of support frame as described above (2) is connected with first connecting portion (12) of described sliding ear (1).
4. arbitrary-movement articulator according to claim 3, is characterized in that, first installation portion (11) of described sliding ear (1) is arranged vertically mutually with described the first connecting portion (12); The described first number that connects pin-and-hole (121) is two, and two the described first center line lines that connect pin-and-hole (121) are identical with the arranged direction of described the first connecting portion (12).
5. arbitrary-movement articulator according to claim 3, is characterized in that, in described the first connection pin-and-hole (121), is provided with high-strength abrasion-proof axle sleeve.
6. arbitrary-movement articulator according to claim 3, it is characterized in that, second connecting portion (23) of support frame as described above (2) is provided with the first installing plate (232) and the second installing plate (233), described the first installing plate (232) is positioned at the upper surface of described the first connecting portion (12), and described the second installing plate (233) is positioned at the soffit of described the first connecting portion (12); Described the first installing plate (232) is connected pin-and-hole (231) and is all connected pin-and-hole (121) with described first and is oppositely arranged with second of the second installing plate (233).
7. arbitrary-movement articulator according to claim 3, is characterized in that, one end of support frame as described above (2) is welded with supporting disk (3).
8. arbitrary-movement articulator according to claim 3, is characterized in that, described arbitrary-movement articulator also comprises the release mechanism for preventing that described sliding ear (1) from coming off.
9. arbitrary-movement articulator according to claim 8, is characterized in that, described release mechanism comprises:
The first safety collar (51), is arranged at support frame as described above (2);
The second safety collar (52), is arranged at described sliding ear (1);
Theft-resistant link chain (53), its one end can be connected with described the first safety collar (51), and the other end can be connected with described the second safety collar (52).
10. a rotary drilling rig, is characterized in that, is provided with the arbitrary-movement articulator described in claim 3 to 9 any one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310680447.3A CN103696701B (en) | 2013-12-12 | 2013-12-12 | Sliding ear, bracing frame, arbitrary-movement articulator and rotary drilling rig |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310680447.3A CN103696701B (en) | 2013-12-12 | 2013-12-12 | Sliding ear, bracing frame, arbitrary-movement articulator and rotary drilling rig |
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| Publication Number | Publication Date |
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| CN103696701A true CN103696701A (en) | 2014-04-02 |
| CN103696701B CN103696701B (en) | 2017-03-29 |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104074467A (en) * | 2014-06-25 | 2014-10-01 | 上海中联重科桩工机械有限公司 | Connecting mechanism and combination of mast and power head and rotary drilling rig with combination |
| CN107386989A (en) * | 2017-09-04 | 2017-11-24 | 广西同庆机械制造有限公司 | A kind of slide way mechanism of rotary drilling rig arbitrary-movement articulator |
| CN107542410A (en) * | 2017-09-04 | 2018-01-05 | 广西同庆机械制造有限公司 | A kind of arbitrary-movement articulator of rotary drilling rig |
| CN110397406A (en) * | 2019-08-21 | 2019-11-01 | 北京三一智造科技有限公司 | The sliding ear of rotary drilling rig arbitrary-movement articulator and rotary drilling rig arbitrary-movement articulator |
| CN111021951A (en) * | 2019-12-30 | 2020-04-17 | 恒天九五重工有限公司 | A follower frame installation structure of a large triangle rotary drilling rig and an installation method of a drill pipe |
| CN114439390A (en) * | 2021-12-31 | 2022-05-06 | 山西二建集团有限公司 | Rotary drilling rig follow-up frame for maintaining drilling stability |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104074467A (en) * | 2014-06-25 | 2014-10-01 | 上海中联重科桩工机械有限公司 | Connecting mechanism and combination of mast and power head and rotary drilling rig with combination |
| CN107386989A (en) * | 2017-09-04 | 2017-11-24 | 广西同庆机械制造有限公司 | A kind of slide way mechanism of rotary drilling rig arbitrary-movement articulator |
| CN107542410A (en) * | 2017-09-04 | 2018-01-05 | 广西同庆机械制造有限公司 | A kind of arbitrary-movement articulator of rotary drilling rig |
| CN107386989B (en) * | 2017-09-04 | 2019-03-12 | 广西同庆机械制造有限公司 | A kind of slide way mechanism of rotary drilling rig arbitrary-movement articulator |
| CN110397406A (en) * | 2019-08-21 | 2019-11-01 | 北京三一智造科技有限公司 | The sliding ear of rotary drilling rig arbitrary-movement articulator and rotary drilling rig arbitrary-movement articulator |
| CN110397406B (en) * | 2019-08-21 | 2024-04-19 | 北京三一智造科技有限公司 | Sliding lug of follow-up frame of rotary drilling rig and follow-up frame of rotary drilling rig |
| CN111021951A (en) * | 2019-12-30 | 2020-04-17 | 恒天九五重工有限公司 | A follower frame installation structure of a large triangle rotary drilling rig and an installation method of a drill pipe |
| CN114439390A (en) * | 2021-12-31 | 2022-05-06 | 山西二建集团有限公司 | Rotary drilling rig follow-up frame for maintaining drilling stability |
| CN114439390B (en) * | 2021-12-31 | 2024-05-03 | 山西二建集团有限公司 | Rotary drilling rig follow-up frame capable of maintaining drilling stability |
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