CN209838290U - Oil gas center revolving body - Google Patents
Oil gas center revolving body Download PDFInfo
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- CN209838290U CN209838290U CN201920549629.XU CN201920549629U CN209838290U CN 209838290 U CN209838290 U CN 209838290U CN 201920549629 U CN201920549629 U CN 201920549629U CN 209838290 U CN209838290 U CN 209838290U
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Abstract
An oil gas center revolving body is characterized in that the outer side wall of a mandrel is provided with an upper air inlet groove, a lower air inlet groove, annular oil passing grooves A, B and C, an external flange is fixedly connected between an upper sleeve and a lower sleeve, and an oil outlet A, B and C are also formed; the upper and lower annular hanging plates are respectively assembled in the upper and lower annular grooves on the outer side wall of the mandrel and are respectively connected with the upper and lower sleeves; the upper sleeve and the lower sleeve are fixedly connected with an air inlet pipeline and an air outlet pipeline; oil inlets A, B and C are formed in the upper sleeve; the air inlet and outlet pipelines are respectively communicated with the annular cavity through radial through holes A, B; the oil inlets A, B and C are respectively communicated with the annular oil passing grooves A, B and C; the annular oil passing grooves A, B and C are communicated with the annular cavity through radial communication holes A, B and C respectively; the communicating pipeline A is connected with the radial communicating hole A and the oil outlet A, the communicating pipeline B is connected with the radial communicating hole B and the oil outlet B, and the communicating pipeline C is connected with the radial communicating hole C and the oil outlet C. The rotary body can realize continuous gas and oil transportation operation in the rotary process.
Description
Technical Field
The utility model belongs to the technical field of building and bridge construction equipment, concretely relates to oil gas center solid of revolution.
Background
In the down-the-hole hammer construction, the down-the-hole hammer gas transmission pipeline and the oil transmission pipeline which are transformed by the rotary drilling rig need to be continuously and effectively communicated through the rotary body in the rotary part. The central revolving body in the prior art is not suitable for down-the-hole hammer construction, and the problem of how to effectively match the gas transmission pipeline and the oil transmission pipeline with a drilling machine is not well solved, so that the efficient operation of the construction process is not facilitated.
Disclosure of Invention
Problem to above-mentioned prior art exists, the utility model provides an oil gas center solid of revolution, this solid of revolution simple structure can realize the continuous effectual intercommunication of gyration in-process gas transmission pipeline and defeated oil pipe way, is applicable to the construction operation of down-the-hole hammer, can improve the efficiency of construction.
In order to achieve the purpose, the utility model provides an oil gas center revolving body, which comprises a mandrel, an upper sleeve rotatably arranged on the outer side of the upper part of the mandrel, a lower sleeve rotatably arranged on the outer side of the lower part of the mandrel, an upper annular hanging plate and a lower annular hanging plate;
the mandrel is of a hollow structure with an annular cavity, the top and the bottom of the outer side wall of the mandrel are respectively provided with an upper annular groove and a lower annular groove, and the lower part of the upper annular groove and the upper part of the lower annular groove are provided with annular upper air inlet grooves and annular lower air inlet grooves; the outer side wall of the mandrel is also provided with at least three annular oil passing grooves, namely an annular oil passing groove A, an annular oil passing groove B and an annular oil passing groove C; the outer side of the part of the mandrel between the upper sleeve and the lower sleeve is fixedly connected with an external flange, and the mandrel is also provided with at least three oil outlets, namely an oil outlet A, an oil outlet B and an oil outlet C;
the upper annular hanging plate and the lower annular hanging plate are respectively assembled in the upper annular groove and the lower annular groove;
the upper sleeve, the lower sleeve and the outer side wall of the mandrel are in sliding sealing fit, and the upper end of the upper sleeve and the lower end of the lower sleeve are fixedly connected with the lower end face of the upper annular hanging plate and the upper end face of the lower annular hanging plate respectively; the cylinder bodies of the upper sleeve and the lower sleeve are fixedly connected with an air inlet pipeline and an air outlet pipeline at parts respectively corresponding to the upper air inlet groove and the lower air inlet groove; the barrel body of the upper sleeve is provided with at least three oil inlets which are respectively an oil inlet A, an oil inlet B and an oil inlet C; the air inlet pipeline and the air outlet pipeline are respectively communicated with the annular cavity through a plurality of radial through holes A and a plurality of radial through holes B which are formed in the inner side of the outer side wall of the mandrel; the oil inlet A, the oil inlet B and the oil inlet C are respectively communicated with the annular oil passing groove A, the annular oil passing groove B and the annular oil passing groove C; the annular oil passing groove A, the annular oil passing groove B and the annular oil passing groove C are respectively communicated with the annular cavity through a radial communicating hole A, a radial communicating hole B and a radial communicating hole C which are formed in the inner side of the outer side wall of the mandrel;
the annular cavity is at least provided with three communicating pipelines which are respectively a communicating pipeline A, a communicating pipeline B and a communicating pipeline C, two open ends of the communicating pipeline A are respectively communicated with the radial communicating hole A and the oil outlet A, two open ends of the communicating pipeline B are respectively communicated with the radial communicating hole B and the oil outlet B, and two open ends of the communicating pipeline C are respectively communicated with the radial communicating hole C and the oil outlet C.
In the technical scheme, the upper sleeve and the lower sleeve can be in relative rotary connection with the mandrel, meanwhile, the upper sleeve and the lower sleeve are not in direct connection and can also rotate relatively, and the externally-hung flange arranged between the upper sleeve and the lower sleeve can facilitate the fixed installation of the motor. An air inlet pipeline is arranged on the upper sleeve, an air outlet pipeline is arranged on the lower sleeve, and the air inlet pipeline is communicated with the air outlet pipeline sequentially through an upper air inlet groove, a radial through hole A, an annular cavity, a radial through hole B and a lower air inlet groove. The upper sleeve is provided with an oil inlet A, an oil inlet B and an oil inlet C, an oil outlet A, an oil outlet B and an oil outlet C are arranged on the part of the mandrel between the upper sleeve and the lower sleeve, the oil inlet A is communicated with the oil outlet A through a communication pipeline A, the oil inlet B is communicated with the oil outlet B through a communication pipeline B, the oil inlet C is communicated with the oil outlet C through a communication pipeline C, the upper sleeve can be in a fixed state, and when the mandrel is in a rotating state, effective oil circuit communication is provided for the motor, so that reliable oil source supply of the motor in the rotating state is guaranteed. The rotary body has a simple structure, can realize continuous and effective communication between the gas transmission pipeline and the oil transmission pipeline in the rotary process, is suitable for the construction operation of the down-the-hole hammer, and can improve the construction efficiency.
Furthermore, in order to facilitate assembly and disassembly, the upper end of the upper sleeve and the lower end of the lower sleeve are fixedly connected with an upper connecting flange and a lower connecting flange respectively; and the upper end surface of the upper connecting flange and the lower end surface of the lower connecting flange are respectively and fixedly connected with the lower end surface of the upper annular hanging plate and the upper end surface of the lower annular hanging plate.
Further, in order to realize reliable sealing, annular sealing grooves A are formed in the outer side of the outer side wall of the mandrel on the upper side and the lower side of the upper air inlet groove, and air sealing rings A in sliding sealing fit with the inner side wall of the upper sleeve are assembled in the annular sealing grooves A; the dabber lateral wall outside crosses oil groove A upside and downside in the annular and has all seted up ring seal groove B, crosses oil groove B upside and downside in the annular and has all seted up ring seal groove C, crosses oil groove C upside and downside in the annular and has all seted up ring seal groove D, all be equipped with in ring seal groove B, ring seal groove C and the ring seal groove D with upper portion sleeve inside wall sliding seal complex oil seal circle.
Further, in order to realize reliable sealing, an annular sealing groove E is formed in the outer side of the outer side wall of the mandrel on the upper side and the lower side of the lower air inlet groove, and an air sealing ring B matched with the inner side wall of the lower sleeve in a sliding sealing mode is assembled in the annular sealing groove E.
Further, in order to improve the stability and reliability of rotation between the upper sleeve and the mandrel, the positions, corresponding to the upper portion and the lower portion of the upper sleeve, of the outer side wall of the mandrel are respectively provided with an annular groove A, and guide belts A in sliding fit with the inner side wall of the upper sleeve are assembled in the annular grooves A.
Further, in order to improve the stability and reliability of rotation between the lower sleeve and the mandrel, the outer side wall of the mandrel is provided with an annular groove B at a position corresponding to the upper part and the lower part of the lower sleeve respectively, and the annular groove A is internally provided with a guide belt B which is in sliding fit with the inner side wall of the lower sleeve.
Further, in order to facilitate manufacturing and assembling of the mandrel, the mandrel is composed of an inner cylinder, an outer cylinder coaxially sleeved outside the inner cylinder, an upper annular end plate fixedly packaged between the upper end of the inner cylinder and the upper end of the outer cylinder, and a lower annular end plate fixedly packaged between the lower end of the inner cylinder and the lower end of the outer cylinder, and a plurality of threaded holes are formed in the upper portion of the upper annular end plate and the lower portion of the lower annular end plate.
Preferably, the oil inlet A, the oil inlet B and the oil inlet C are sequentially arranged at intervals in the longitudinal direction, and the oil outlet A, the oil outlet B and the oil outlet C are sequentially arranged at intervals in the transverse direction.
Drawings
Fig. 1 is a schematic perspective view of the present invention;
fig. 2 is a schematic plan view of the present invention;
fig. 3 is a cross-sectional view of the present invention.
In the figure: 1. an upper sleeve, 2, a mandrel, 3, a lower sleeve, 4, an upper annular hanging plate, 5, a lower annular hanging plate, 6, an annular cavity, 7, an upper annular groove, 8, a lower annular groove, 9, an upper air inlet groove, 10, a lower air inlet groove, 11, an external flange, 12, an upper connecting flange, 13, a lower connecting flange, 14, an air inlet pipeline, 15, an air outlet pipeline, 16, radial through holes A, 17, radial through holes B, 18, oil inlets A, 19, oil inlets B, 20, oil inlets C, 21, oil outlets A, 22, oil outlets B, 23, oil outlets C, 24, annular oil passing grooves A, 25, annular oil passing grooves B, 26, annular oil passing grooves C, 27, radial through holes A, 28, communication pipelines A, 29, air sealing rings A, 30, oil sealing rings, 31, air sealing rings B, 32, guide belts A, 33, guide belts B, 34 and an inner cylinder body, 35. outer cylinder, 36, upper ring end plate, 37, lower ring end plate, 38, threaded hole.
Detailed Description
The present invention will be further explained below.
As shown in fig. 1 to 3, an oil gas center revolving body comprises a mandrel 2, an upper sleeve 1 rotatably arranged on the outer side of the upper part of the mandrel 2, a lower sleeve 3 rotatably arranged on the outer side of the lower part of the mandrel 2, an upper annular hanging plate 4 and a lower annular hanging plate 5;
the mandrel 2 is of a hollow structure with an annular cavity 6, an upper annular groove 7 and a lower annular groove 8 are respectively arranged at the top and the bottom of the outer side wall of the mandrel 2, and an annular upper air inlet groove 9 and an annular lower air inlet groove 10 are arranged at the lower part of the upper annular groove 7 and the upper part of the lower annular groove 8; the outer side wall of the mandrel 2 is also respectively provided with at least three annular oil passing grooves, namely an annular oil passing groove A24, an annular oil passing groove B25 and an annular oil passing groove C26; the outer side of the part, between the upper sleeve 1 and the lower sleeve 3, of the mandrel 2 is fixedly connected with an external flange 11, and at least three oil outlets, namely an oil outlet A21, an oil outlet B22 and an oil outlet C23 are formed in the mandrel 2;
the upper annular hanging plate 4 and the lower annular hanging plate 5 are respectively assembled in an upper annular groove 7 and a lower annular groove 8;
the upper sleeve 1, the lower sleeve 3 and the outer side wall of the mandrel 2 are in sliding sealing fit, and the upper end of the upper sleeve 1 and the lower end of the lower sleeve 3 are respectively and fixedly connected with the lower end face of the upper annular hanging plate 4 and the upper end face of the lower annular hanging plate 5; the cylinder bodies of the upper sleeve 1 and the lower sleeve 3 are fixedly connected with an air inlet pipeline 14 and an air outlet pipeline 15 at the parts respectively corresponding to the upper air inlet groove 9 and the lower air inlet groove 10; the cylinder body of the upper sleeve 1 is provided with at least three oil inlets, namely an oil inlet A18, an oil inlet B19 and an oil inlet C20; the air inlet pipeline 14 and the air outlet pipeline 15 are respectively communicated with the annular cavity 6 through a plurality of radial through holes A16 and a plurality of radial through holes B17 which are formed in the inner side of the outer side wall of the mandrel 2; the oil inlet A18, the oil inlet B19 and the oil inlet C20 are respectively communicated with an annular oil passing groove A24, an annular oil passing groove B25 and an annular oil passing groove C26; the annular oil passing groove A24, the annular oil passing groove B25 and the annular oil passing groove C26 are respectively communicated with the annular cavity 6 through a radial communication hole A27, a radial communication hole B and a radial communication hole C which are arranged on the inner side of the outer side wall of the mandrel 2;
at least three communicating pipelines are arranged in the annular cavity 6 and respectively comprise a communicating pipeline A28, a communicating pipeline B and a communicating pipeline C, two open ends of the communicating pipeline A28 are respectively communicated with the radial communicating hole A27 and the oil outlet A21, two open ends of the communicating pipeline B are respectively communicated with the radial communicating hole B and the oil outlet B22, and two open ends of the communicating pipeline C are respectively communicated with the radial communicating hole C and the oil outlet C23.
In order to facilitate assembly and disassembly, the upper end of the upper sleeve 1 and the lower end of the lower sleeve 3 are fixedly connected with an upper connecting flange 12 and a lower connecting flange 13 respectively; and the upper end face of the upper connecting flange 12 and the lower end face of the lower connecting flange 13 are respectively fixedly connected with the lower end face of the upper annular hanging plate 4 and the upper end face of the lower annular hanging plate 5.
In order to realize reliable sealing, annular sealing grooves A are respectively formed in the outer side wall of the mandrel 2 on the upper side and the lower side of the upper air inlet groove 9, and air sealing rings A29 in sliding sealing fit with the inner side wall of the upper sleeve 1 are respectively assembled in the annular sealing grooves A; 2 lateral wall outsides of dabber in the annular oil groove A24 upside and downside of crossing have all seted up annular seal groove B, cross oil groove B25 upside and downside in the annular and have all seted up annular seal groove C, cross oil groove C26 upside and downside in the annular and have all seted up annular seal groove D, all be equipped with in annular seal groove B, annular seal groove C and the annular seal groove D with 1 inside wall sliding seal complex oil seal circle 30 of upper portion sleeve.
In order to realize reliable sealing, annular sealing grooves E are formed in the upper side and the lower side of the lower air inlet groove 10 on the outer side of the outer side wall of the mandrel 2, and air sealing rings B31 in sliding sealing fit with the inner side wall of the lower sleeve 3 are assembled in the annular sealing grooves E.
In order to improve the stability and reliability of the rotation between the upper sleeve and the mandrel, the outer side wall of the mandrel 2 is respectively provided with an annular groove A corresponding to the upper part and the lower part of the upper sleeve 1, and the annular grooves A are respectively provided with a guide belt A32 in sliding fit with the inner side wall of the upper sleeve 1.
In order to improve the stability and reliability of the rotation between the lower sleeve and the mandrel, the outer side wall of the mandrel 2 is respectively provided with an annular groove B corresponding to the upper part and the lower part of the lower sleeve 3, and the annular grooves A are respectively provided with a guide belt B33 in sliding fit with the inner side wall of the lower sleeve 3.
In order to facilitate the manufacture and assembly of the mandrel, the mandrel 2 is composed of an inner cylinder 34, an outer cylinder 35 coaxially sleeved outside the inner cylinder 34, an upper annular end plate 36 fixedly packaged between the upper end of the inner cylinder 34 and the upper end of the outer cylinder 35, and a lower annular end plate 37 fixedly packaged between the lower end of the inner cylinder 34 and the lower end of the outer cylinder 35, wherein a plurality of threaded holes 38 are respectively formed in the upper part of the upper annular end plate 36 and the lower part of the lower annular end plate 37.
Preferably, the oil inlet a18, the oil inlet B19 and the oil inlet C20 are sequentially arranged at intervals in the longitudinal direction, and the oil outlet a21, the oil outlet B22 and the oil outlet C23 are sequentially arranged at intervals in the transverse direction.
Claims (8)
1. An oil gas center revolving body comprises a mandrel (2) and an upper sleeve (1) which is rotatably arranged on the outer side of the upper part of the mandrel (2), and is characterized by further comprising a lower sleeve (3), an upper annular hanging plate (4) and a lower annular hanging plate (5) which are rotatably arranged on the outer side of the lower part of the mandrel (2);
the mandrel (2) is of a hollow structure with an annular cavity (6), an upper annular groove (7) and a lower annular groove (8) are respectively arranged at the top and the bottom of the outer side wall of the mandrel (2), and annular upper air inlet grooves (9) and lower air inlet grooves (10) are formed in the lower part of the upper annular groove (7) and the upper part of the lower annular groove (8); the outer side wall of the mandrel (2) is also provided with at least three annular oil passing grooves, namely an annular oil passing groove A (24), an annular oil passing groove B (25) and an annular oil passing groove C (26); the outer side of the part, between the upper sleeve (1) and the lower sleeve (3), of the mandrel (2) is fixedly connected with an external flange (11), and at least three oil outlets, namely an oil outlet A (21), an oil outlet B (22) and an oil outlet C (23), are also formed;
the upper annular hanging plate (4) and the lower annular hanging plate (5) are respectively assembled in the upper annular groove (7) and the lower annular groove (8);
the upper sleeve (1), the lower sleeve (3) and the outer side wall of the mandrel (2) are in sliding sealing fit, and the upper end of the upper sleeve (1) and the lower end of the lower sleeve (3) are fixedly connected with the lower end face of the upper annular hanging plate (4) and the upper end face of the lower annular hanging plate (5) respectively; the cylinder bodies of the upper sleeve (1) and the lower sleeve (3) are fixedly connected with an air inlet pipeline (14) and an air outlet pipeline (15) at parts respectively corresponding to the upper air inlet groove (9) and the lower air inlet groove (10); the barrel body of the upper sleeve (1) is provided with at least three oil inlets, namely an oil inlet A (18), an oil inlet B (19) and an oil inlet C (20); the air inlet pipeline (14) and the air outlet pipeline (15) are respectively communicated with the annular cavity (6) through a plurality of radial through holes A (16) and a plurality of radial through holes B (17) which are formed in the inner side of the outer side wall of the mandrel (2); the oil inlet A (18), the oil inlet B (19) and the oil inlet C (20) are respectively communicated with an annular oil passing groove A (24), an annular oil passing groove B (25) and an annular oil passing groove C (26); the annular oil passing groove A (24), the annular oil passing groove B (25) and the annular oil passing groove C (26) are respectively communicated with the annular cavity (6) through a radial communicating hole A (27), a radial communicating hole B and a radial communicating hole C which are formed in the inner side of the outer side wall of the mandrel (2);
at least three communicating pipelines are arranged in the annular cavity (6), namely a communicating pipeline A (28), a communicating pipeline B and a communicating pipeline C, two open ends of the communicating pipeline A (28) are respectively communicated with the radial communicating hole A (27) and the oil outlet A (21), two open ends of the communicating pipeline B are respectively communicated with the radial communicating hole B and the oil outlet B (22), and two open ends of the communicating pipeline C are respectively communicated with the radial communicating hole C and the oil outlet C (23).
2. The oil and gas center revolving body according to claim 1, wherein the upper end of the upper sleeve (1) and the lower end of the lower sleeve (3) are fixedly connected with an upper connecting flange (12) and a lower connecting flange (13), respectively; and the upper end surface of the upper connecting flange (12) and the lower end surface of the lower connecting flange (13) are respectively fixedly connected with the lower end surface of the upper annular hanging plate (4) and the upper end surface of the lower annular hanging plate (5).
3. The oil gas center revolving body according to claim 1 or 2, wherein the outer side of the outer side wall of the mandrel (2) is provided with annular seal grooves a on the upper side and the lower side of the upper air inlet groove (9), and the annular seal grooves a are respectively provided with an air seal ring a (29) in sliding seal fit with the inner side wall of the upper sleeve (1); annular seal groove B has all been seted up in the oil groove A (24) upside and downside is crossed to dabber (2) lateral wall outside in the annular, has all seted up annular seal groove C in oil groove B (25) upside and downside is crossed to the annular, has all seted up annular seal groove D in oil groove C (26) upside and downside is crossed to the annular, all be equipped with in annular seal groove B, annular seal groove C and the annular seal groove D with upper portion sleeve (1) inside wall sliding seal complex oil seal circle (30).
4. The oil gas center revolving body according to claim 3, wherein the outer side wall of the mandrel (2) is provided with annular seal grooves E on the upper side and the lower side of the lower air inlet groove (10), and the annular seal grooves E are respectively provided with an air seal ring B (31) which is in sliding seal fit with the inner side wall of the lower sleeve (3).
5. The oil and gas center revolving body according to claim 4, wherein the outer side wall of the mandrel (2) is provided with an annular groove A at a position corresponding to the upper part and the lower part of the upper sleeve (1), and the annular grooves A are respectively provided with a guide belt A (32) in sliding fit with the inner side wall of the upper sleeve (1).
6. The oil and gas center revolving body according to claim 5, wherein the outer side wall of the mandrel (2) is provided with an annular groove B at a position corresponding to the upper part and the lower part of the lower sleeve (3), and the annular grooves A are respectively provided with a guide belt B (33) in sliding fit with the inner side wall of the lower sleeve (3).
7. The oil and gas center revolving body according to claim 6, wherein the mandrel (2) is composed of an inner cylinder (34), an outer cylinder (35) coaxially sleeved outside the inner cylinder (34), an upper annular end plate (36) fixedly packaged between the upper end of the inner cylinder (34) and the upper end of the outer cylinder (35), and a lower annular end plate (37) fixedly packaged between the lower end of the inner cylinder (34) and the lower end of the outer cylinder (35), and the upper part of the upper annular end plate (36) and the lower part of the lower annular end plate (37) are both provided with a plurality of threaded holes (38).
8. The oil and gas center revolving body according to claim 7, wherein the oil inlet A (18), the oil inlet B (19) and the oil inlet C (20) are sequentially and alternately arranged in the longitudinal direction, and the oil outlet A (21), the oil outlet B (22) and the oil outlet C (23) are sequentially and alternately arranged in the transverse direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920549629.XU CN209838290U (en) | 2019-04-22 | 2019-04-22 | Oil gas center revolving body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920549629.XU CN209838290U (en) | 2019-04-22 | 2019-04-22 | Oil gas center revolving body |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209838290U true CN209838290U (en) | 2019-12-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920549629.XU Active CN209838290U (en) | 2019-04-22 | 2019-04-22 | Oil gas center revolving body |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209838290U (en) |
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2019
- 2019-04-22 CN CN201920549629.XU patent/CN209838290U/en active Active
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