CN211501433U - Damper for wireless drilling inclinometer - Google Patents
Damper for wireless drilling inclinometer Download PDFInfo
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- CN211501433U CN211501433U CN201922168785.4U CN201922168785U CN211501433U CN 211501433 U CN211501433 U CN 211501433U CN 201922168785 U CN201922168785 U CN 201922168785U CN 211501433 U CN211501433 U CN 211501433U
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- shock absorber
- sleeve
- core
- inner sleeve
- damper
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Abstract
The utility model discloses a wireless along with boring bumper shock absorber for inclinometer, including bumper shock absorber core, bumper shock absorber cover and yielding rubber endotheca, yielding rubber endotheca cover establish outside the bumper shock absorber core, the bumper shock absorber cover is established outside the yielding rubber endotheca, and the yielding rubber endotheca hugs closely the agreeing with setting with bumper shock absorber core and bumper shock absorber cover respectively. The utility model is provided with the damping rubber inner sleeve which is matched with the shock absorber core and the shock absorber sleeve in a sleeved mode, so that the shock absorber core and the shock absorber sleeve are arranged in a non-contact mode, the vibration transmission between the shock absorber core and the shock absorber sleeve needs to be carried out through the damping rubber inner sleeve, and the damping rubber inner sleeve can greatly reduce the vibration in the transmission process due to the elastic property of the damping rubber inner sleeve, so that the axial vibration is reduced; further, the circular extending parts and the annular extending parts are respectively arranged on the damper core and the damper sleeve in a crossed mode, so that the damper core and the damper sleeve can vibrate and eliminate in the transverse vibration mode, the damping effect is greatly improved, and electronic elements are better protected.
Description
Technical Field
The utility model relates to an oil drilling engineering equipment technical field especially relates to a wireless along with boring bumper shock absorber for inclinometer.
Background
Shock absorbers are important shock absorbing units in MWD systems. Since the influence of vibration during measurement while drilling on electronic components is reduced, the service life and reliability of electronic components and measurement modules in the MWD system are determined by the quality of the damping performance of the damping unit.
In actual use, due to the fact that the vibration condition of the MWD in the underground is very complex, most of the existing measurement modules and electronic components adopt damping springs, but the MWD still can be easily damaged by vibration in actual use, so that the MWD cannot normally work and can only be lifted out of the underground with the depth of thousands of meters, and serious economic loss and construction period loss are caused. Therefore, it is desirable to develop a reliable damper for MWD that protects the measurement module as well as the electronics.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a wireless shock absorber for inclinometer along with boring can protect measuring module and electronic component under complicated environment in the pit, reduces the harm that vibrations brought.
The utility model adopts the technical proposal that:
a shock absorber for a wireless inclinometer while drilling comprises a shock absorber core, a shock absorber sleeve and a shock absorption rubber inner sleeve, wherein the shock absorption rubber inner sleeve is sleeved outside the shock absorber core, the shock absorber sleeve is sleeved outside the shock absorption rubber inner sleeve, and the shock absorption rubber inner sleeve is respectively tightly fitted with the shock absorber core and the shock absorber sleeve; the shock absorber core on be provided with circular extension with the axial vertical, the outer terminal surface of circular extension on be provided with the pinhole, the shock absorber cover is equallyd divide on corresponding the position with the pinhole and is do not corresponded and be provided with the through-hole, the yielding rubber endotheca corresponds position department with the pinhole and is provided with telescopic protruding portion, the outside of sleeve protruding portion cup joints with the through-hole inner wall that the shock absorber sheathes, telescopic through-hole corresponds with the pinhole, the round pin axle passes the through-hole of shock absorber cover and the telescopic through-hole on the yielding rubber endotheca in proper order and can dismantle the cooperation.
The number of pin holes in the outer end face of the circular extending part is 2-6;
the shock absorber core is provided with a plurality of circular extending parts which are vertically arranged with the axial direction, and the diameters of the circular extending parts are different.
The inner wall of the shock absorber sleeve is provided with a plurality of annular extending parts along the direction vertical to the axial direction, and the diameters of the annular extending parts are different and are arranged in a staggered mode with the circular extending parts.
The circular extension is provided with one or more missing parts.
The annular extension part is provided with one or more missing structures.
The utility model is provided with the damping rubber inner sleeve which is matched with the shock absorber core and the shock absorber sleeve in a sleeved mode, so that the shock absorber core and the shock absorber sleeve are arranged in a non-contact mode, the vibration transmission between the shock absorber core and the shock absorber sleeve needs to be carried out through the damping rubber inner sleeve, and the damping rubber inner sleeve can greatly reduce the vibration in the transmission process due to the elastic property of the damping rubber inner sleeve, so that the axial vibration is reduced; further, the circular extending parts and the annular extending parts are respectively arranged on the damper core and the damper sleeve in a crossed mode, so that the damper core and the damper sleeve can vibrate and eliminate in the transverse vibration mode, the damping effect is greatly improved, and electronic elements are better protected.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a sectional view of the structure of the present invention;
FIG. 2 is a half-sectional view of the damper core of the present invention;
fig. 3 is a semi-sectional view of the shock absorber sleeve of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without inventive effort based on the embodiments of the present invention, are within the scope of the present invention.
In the description of the present invention, it is to be noted that, for the orientation words, there are terms such as "center", "lateral", "longitudinal", and the like
The terms "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," and the like are used to designate an orientation or positional relationship that is based on the orientation or positional relationship shown in the drawings for purposes of descriptive convenience and simplicity of description, and are not intended to indicate or imply that the device or element so designated must have a particular orientation, be constructed and operated in a particular orientation, and are not to be construed as limiting the specific scope of the invention.
It is noted that the terms "first", "second", and the like in the description and claims of the present application are used for
Similar objects are distinguished and not necessarily used to describe a particular order or sequence. It should be understood that the data so used may be interchanged under appropriate circumstances such that embodiments of the application described herein may be used. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
As shown in fig. 1, 2 and 3, the utility model comprises a damper core 1, a damper sleeve 3 and a damping rubber inner sleeve 4, wherein the damping rubber inner sleeve 4 is sleeved outside the damper core 1, the damper sleeve 3 is sleeved outside the damping rubber inner sleeve 4, and the damping rubber inner sleeve 4 is respectively clung to and matched with the damper core 1 and the damper sleeve 3; shock absorber core 1 on be provided with circular extension 7 with the axial vertical, circular extension 7 outer terminal surface on be provided with pinhole 8, the shock absorber cover 3 is equallyd divide on corresponding the position with the pinhole and is do not corresponded and be provided with the through-hole, the damping rubber endotheca 4 corresponds position department with pinhole 8 and is provided with telescopic protruding portion, the outside of sleeve protruding portion cup joints with the through-hole inner wall on the shock absorber cover 3, telescopic through-hole corresponds with the pinhole, the round pin axle passes the through-hole of shock absorber cover 3 in proper order and the telescopic through-hole can dismantle the cooperation with pinhole 8 on the damping rubber endotheca 4.
The number of the pin holes 8 on the outer end face of the circular extension part 7 is 2-6;
the shock absorber core 1 is provided with a plurality of circular extending parts 7 which are vertically arranged along the axial direction, and the diameters of the circular extending parts 7 are different. The inner wall of the shock absorber sleeve is provided with a plurality of annular extending parts 9 along the direction vertical to the axial direction, the diameters of the annular extending parts 9 are different, and the annular extending parts 9 and the circular extending parts 7 are arranged in a staggered mode. The circular extension 7 is provided with one or more missing portions 10. The annular extension is provided with missing structures 6, and the number of the missing structures 6 can be one or more.
The utility model discloses a set up the different circular extension 7 of diameter and annular extension 9 to make damping rubber endotheca 4 establish when the cover is established between bumper shock absorber core 1 and bumper shock absorber cover 3, when keeping the isolation to the two, the area of the two indirect contact of increase that can be more abundant, thereby when making the vibration transmission, the power of subduction vibration that can be better is the extrusion force.
Further, by providing the missing portions in the circular extending portion 7 and the annular extending portion 9, the influence of the axial vibration can be further reduced.
Specifically, the shock absorber pin 2 can reduce the impact or vibration in the axial direction and the circumferential direction by extruding the shock absorbing rubber around in the reuse process of the utility model; when the damper core 1 and the damper sleeve 3 are axially displaced or axially rotated, the volume change can generate extrusion, the two are not directly contacted, but pass through the damping rubber inner sleeve 4, and the extrusion of the two can compress rubber, so that the axial or circumferential impact or vibration is reduced.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (6)
1. The utility model provides a bumper shock absorber for wireless inclinometer while drilling which characterized in that: the shock absorber comprises a shock absorber core, a shock absorber sleeve and a shock absorption rubber inner sleeve, wherein the shock absorption rubber inner sleeve is sleeved outside the shock absorber core, the shock absorber sleeve is sleeved outside the shock absorption rubber inner sleeve, and the shock absorption rubber inner sleeve is respectively tightly fitted with the shock absorber core and the shock absorber sleeve; the shock absorber core on be provided with circular extension with the axial vertical, the outer terminal surface of circular extension on be provided with the pinhole, the shock absorber cover is equallyd divide on corresponding the position with the pinhole and is do not corresponded and be provided with the through-hole, the yielding rubber endotheca corresponds position department with the pinhole and is provided with telescopic protruding portion, the outside of sleeve protruding portion cup joints with the through-hole inner wall that the shock absorber sheathes, telescopic through-hole corresponds with the pinhole, the round pin axle passes the through-hole of shock absorber cover and the telescopic through-hole on the yielding rubber endotheca in proper order and can dismantle the cooperation.
2. The shock absorber for the wireless inclinometer while drilling according to claim 1, characterized in that: the number of pin holes in the outer end face of the circular extending portion is 2-6.
3. The shock absorber for the wireless inclinometer while drilling according to claim 1, characterized in that: the shock absorber core is provided with a plurality of circular extending parts which are vertically arranged with the axial direction, and the diameters of the circular extending parts are different.
4. The shock absorber for the wireless inclinometer while drilling according to claim 1, characterized in that: the inner wall of the shock absorber sleeve is provided with a plurality of annular extending parts along the direction vertical to the axial direction, and the diameters of the annular extending parts are different and are arranged in a staggered mode with the circular extending parts.
5. The shock absorber for the wireless inclinometer while drilling according to claim 1, characterized in that: the circular extension is provided with one or more missing parts.
6. The shock absorber for the wireless inclinometer while drilling according to claim 4, wherein: the annular extension part is provided with one or more missing structures.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922168785.4U CN211501433U (en) | 2019-12-06 | 2019-12-06 | Damper for wireless drilling inclinometer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922168785.4U CN211501433U (en) | 2019-12-06 | 2019-12-06 | Damper for wireless drilling inclinometer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211501433U true CN211501433U (en) | 2020-09-15 |
Family
ID=72413853
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922168785.4U Active CN211501433U (en) | 2019-12-06 | 2019-12-06 | Damper for wireless drilling inclinometer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211501433U (en) |
-
2019
- 2019-12-06 CN CN201922168785.4U patent/CN211501433U/en active Active
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