CN209540483U - A kind of tension and compression changeover bobbin - Google Patents
A kind of tension and compression changeover bobbin Download PDFInfo
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- CN209540483U CN209540483U CN201920100730.7U CN201920100730U CN209540483U CN 209540483 U CN209540483 U CN 209540483U CN 201920100730 U CN201920100730 U CN 201920100730U CN 209540483 U CN209540483 U CN 209540483U
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- changeover bobbin
- installation end
- hole
- ontology
- changeover
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Abstract
The utility model discloses a kind of tension and compression changeover bobbins, including changeover bobbin ontology, one end of the changeover bobbin ontology is connected with the first installation end, the other end of changeover bobbin ontology is connected with the second installation end, symmetrical first rectangular opening and the second rectangular opening are offered on the outer wall of changeover bobbin ontology, first installation end center offers first through hole, and first through hole is equipped with the first circular arc close to one end of changeover bobbin ontology, and the first installation end and the junction of changeover bobbin inner body wall are equipped with the second circular arc.This tension and compression changeover bobbin, it is collectively constituted by changeover bobbin ontology, the first installation end and the second installation end, first installation end and the second installation end are respectively equipped with first through hole and the second through-hole, for connecting different pulling force ends, it is additionally provided with internal screw thread and retainer ring on the second installation end, matching mounting means is set for different ports, it is easy for installation, increase the technique for removing sharp rib and whole magnetic powder inspection in production, guarantees the integrality and fastness of tension and compression changeover bobbin entirety.
Description
Technical field
The utility model relates to motor-cars to connect equipment technical field, specially a kind of tension and compression changeover bobbin.
Background technique
Currently, bearing tension-torsion, the component for turning round load being pressed to have a wide range of applications in engineering, such as the brill in petroleum works
When column, casing string, tubing string and rod string work in horizontal wellbore in addition to being pressurized, both ends are also by the power acted on along axis
Even, to form wrench of a force system effect, bar will occur to press twisting strain.Connection equipment between motor-car is similarly subjected to axis pressure, torsion group
The effect for closing load, connecting the buckling failure of equipment when will be serious can make total that buckling failure occur.It therefore is understanding material
Expect the stress and strain corresponding relationship under complex stress condition, it is very necessary to produce the strong tension and compression changeover bobbin of performance.
Utility model content
The purpose of this utility model is to provide a kind of tension and compression changeover bobbin, have easy for installation, stable structure is connected firmly
The advantages of, solve the problems of the prior art.
To achieve the above object, the utility model provides the following technical solutions: a kind of tension and compression changeover bobbin, including changeover bobbin sheet
Body, one end of the changeover bobbin ontology are connected with the first installation end, and the other end of changeover bobbin ontology is connected with the second installation end, turn
Symmetrical first rectangular opening and the second rectangular opening are offered on the outer wall of creeling ontology, first installation end center opens up
There is a first through hole, first through hole is equipped with the first circular arc close to one end of changeover bobbin ontology, in the first installation end and changeover bobbin ontology
The junction of wall is equipped with the second circular arc, and the first installation end is equipped with third circular arc, the first peace far from the outer ring of changeover bobbin ontology one end
The side for filling end is equipped with marker bit, and the center of second installation end offers the second through-hole, on the second installation end outer wall
Offering symmetrical first circular hole and the second circular hole, the first circular hole and the second circular hole run through the outer wall of the second installation end, and second
Offering internal screw thread on the inner wall of installation end, the second installation end offers retainer ring far from one end of changeover bobbin ontology, and the one of retainer ring
Side is connected with bevel edge, and the upper end of bevel edge is connected with the outer wall of changeover bobbin ontology.
Preferably, it is carved on the marker bit and beats trackability mark.
Preferably, the first through hole is connected to changeover bobbin ontology with the second through-hole, and the internal diameter of first through hole, which is less than, to be turned
The internal diameter of the internal diameter of creeling ontology, the second through-hole is equal with the internal diameter of changeover bobbin ontology.
Preferably, first rectangular opening and the second rectangular opening, the first circular hole and the second circular hole are about changeover bobbin ontology
It is substantially symmetrical about its central axis, and the line between the first circular hole and the second circular hole center of circle is perpendicular in the first rectangular opening and the second rectangular opening
Line between heart point.
Preferably, the size of the internal screw thread is M125*3, and the screw thread of internal screw thread is finished up naturally with 30-45 ° of chamfering, interior spiral shell
Line screw-thread ending length is not more than 5mm.
Preferably, first circular hole and the second circular hole are respectively positioned on one end of retainer ring, and the first circular hole and the second circular hole are equal
Through internal screw thread.
Compared with prior art, the beneficial effects of the utility model are as follows:
This tension and compression changeover bobbin is collectively constituted by changeover bobbin ontology, the first installation end and the second installation end, the first installation end and
Second installation end is respectively equipped with first through hole and the second through-hole, for connecting different pulling force ends, also sets on the second installation end
There are internal screw thread and retainer ring, matching mounting means is set for different ports, is connected firmly, it is easy for installation, turn simultaneously
The surface accuracy of creeling ontology, the first installation end and the second installation end is Ra3.2, increases in production and sharp rib and whole magnetic powder is gone to visit
The technique of wound guarantees the integrality and fastness of tension and compression changeover bobbin entirety, it is ensured that sound construction, to avoid occurring in use
Press twisting strain.
Detailed description of the invention
Fig. 1 is the overall structure figure of the utility model；
Fig. 2 is the sectional view of the utility model；
Fig. 3 is the A-A enlarged drawing of the utility model；
Fig. 4 is the front view of the utility model；
Fig. 5 is the B-B enlarged drawing of the utility model.
In figure: 1, changeover bobbin ontology；11, the first rectangular opening；12, the second rectangular opening；2, the first installation end；21, first is logical
Hole；22, the first circular arc；23, the second circular arc；24, third circular arc；25, marker bit；3, the second installation end；31, the second through-hole；32,
First circular hole；33, the second circular hole；34, internal screw thread；35, retainer ring；36, bevel edge.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-5, a kind of tension and compression changeover bobbin, including changeover bobbin ontology 1 are please referred to, one end of changeover bobbin ontology 1 is connected with
One installation end 2, the other end of changeover bobbin ontology 1 are connected with the second installation end 3, changeover bobbin ontology 1, the first installation end 2 and second
Installation end 3, which is integrated, to be cast, and symmetrical first rectangular opening 11 and the second rectangular opening are offered on the outer wall of changeover bobbin ontology 1
12, the size of two rectangular openings is 105mm*80mm, and error is no more than+0.5m, and 2 center of the first installation end offers first
Through-hole 21, first through hole 21 are equipped with the first circular arc 22, the first installation end 2 and changeover bobbin ontology 1 close to one end of changeover bobbin ontology 1
The junction of inner wall is equipped with the second circular arc 23, and the first installation end 2 is equipped with third circular arc far from the outer ring of 1 one end of changeover bobbin ontology
24, sharp rib is removed, arc-shaped is made, reduces rigid friction, the side of the first installation end 2 is equipped with marker bit 25, marker bit 25
Upper quarter beats trackability mark, and the center of the second installation end 3 offers the second through-hole 31, first through hole 21 and the second through-hole
31 are connected to changeover bobbin ontology 1, and the internal diameter of first through hole 21 is less than the internal diameter of changeover bobbin ontology 1, the first installation end 2 and conversion
The junction of cylinder ontology 1, forms level-one step, and during installation, the first installation end 2 plays the role of fixed engaging, the second through-hole
31 internal diameter is equal with the internal diameter of changeover bobbin ontology 1, and symmetrical first circular hole 32 and second is offered on 3 outer wall of the second installation end
The diameter of circular hole 33, the first circular hole 32 and the second circular hole 33 is 10mm, the first rectangular opening 11 and the second rectangular opening 12, the first circular hole
32 and second circular hole 33 about the substantially symmetrical about its central axis of changeover bobbin ontology 1, and between 33 center of circle of the first circular hole 32 and the second circular hole
Line perpendicular to the line between 12 central point of the first rectangular opening 11 and the second rectangular opening, when installation is fixed, the power point of two sides
It dissipates uniformly, prevents to press twisting strain, the first circular hole 32 and the second circular hole 33 run through the outer wall of the second installation end 3, the second peace
It fills and offers internal screw thread 34 on the inner wall at end 3, the size of internal screw thread 34 is M125*3, and the screw thread of internal screw thread 34 is with 30-45 ° of chamfering
Naturally it finishes up, 34 screw-thread ending length of internal screw thread is not more than 5mm, reduces the sharp rib in end, the second installation end 3 is far from changeover bobbin ontology
1 one end offers retainer ring 35, and the first circular hole 32 and the second circular hole 33 are respectively positioned on one end of retainer ring 35, do not influence making for retainer ring 35
With, and the first circular hole 32 and the second circular hole 33 run through internal screw thread 34, internal screw thread 34 is fixed again during installation, by circular hole,
The side of retainer ring 35 is connected with bevel edge 36, and the upper end of bevel edge 36 is connected with the outer wall of changeover bobbin ontology 1, bevel edge 36 and 35 table of retainer ring
The angle that face is formed is 170 °, and the gradient is smaller, slowly excessively.
The course of work: when production, changeover bobbin ontology 1, the first installation end 2 and the second installation end 3 is cast out according to size, opened
If corresponding first rectangular opening 11, the second rectangular opening 12, the first circular hole 32 and the second circular hole 33, sharp rib is removed, on the first installation end 2
The first circular arc 22, the second circular arc 23 and third circular arc 24 are formed, it is whole to use magnetic powder inspection after modifier treatment, do not allow
There is crackle, internal screw thread 34 is offered on the inner wall of the second installation end 3, the screw thread of internal screw thread 34 is finished up naturally with 30-45 ° of chamfering,
34 screw-thread ending length of internal screw thread is not more than 5mm, finally carves on marker bit 25 and beats trackability mark, in use, by first
Installation end 2 and the second installation end 3 are separately connected different force ports, and the first rectangular opening 11 and the second rectangular opening 12 connect difference
Component port, when applying pulling force to the first installation end 2 and the second installation end 3, pulling force is from the first rectangular opening 11 and the second square
Shape hole 12 is dispersed.
In summary: this tension and compression changeover bobbin is collectively constituted by changeover bobbin ontology 1, the first installation end 2 and the second installation end 3,
First installation end 2 and the second installation end 3 are respectively equipped with first through hole 21 and the second through-hole 31, for connecting different pulling force ends,
It is additionally provided with internal screw thread 34 and retainer ring 35 on the second installation end 3, matching mounting means is set for different ports, even
It connects securely, it is easy for installation, while the surface accuracy of changeover bobbin ontology 1, the first installation end 2 and the second installation end 3 is Ra3.2, it is raw
Increase the technique for removing sharp rib and whole magnetic powder inspection in production, guarantee the integrality and fastness of tension and compression changeover bobbin entirety, it is ensured that knot
Structure is secured, to avoid that pressure twisting strain occurs in use.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (6)
1. a kind of tension and compression changeover bobbin, including changeover bobbin ontology (1), it is characterised in that: one end of the changeover bobbin ontology (1) connects
Have the first installation end (2), the other end of changeover bobbin ontology (1) is connected with the second installation end (3), the outer wall of changeover bobbin ontology (1)
On offer symmetrical first rectangular opening (11) and the second rectangular opening (12), the first installation end (2) center offers
First through hole (21), first through hole (21) are equipped with the first circular arc (22) close to the one end of changeover bobbin ontology (1), the first installation end
(2) the second circular arc (23) are equipped with the junction of changeover bobbin ontology (1) inner wall, the first installation end (2) is far from changeover bobbin ontology (1)
The outer ring of one end is equipped with third circular arc (24), and the side of the first installation end (2) is equipped with marker bit (25), second installation end
(3) center offers the second through-hole (31), offered on the second installation end (3) outer wall symmetrical first circular hole (32) and
Second circular hole (33), the first circular hole (32) and the second circular hole (33) run through the outer wall of the second installation end (3), the second installation end
(3) it is offered on inner wall internal screw thread (34), the second installation end (3) offers retainer ring far from the one end of changeover bobbin ontology (1)
(35), the side of retainer ring (35) is connected with bevel edge (36), and the upper end of bevel edge (36) is connected with the outer wall of changeover bobbin ontology (1).
2. a kind of tension and compression changeover bobbin according to claim 1, it is characterised in that: carving to beat on the marker bit (25) can be traced
Property mark.
3. a kind of tension and compression changeover bobbin according to claim 1, it is characterised in that: the first through hole (21) and the second through-hole
(31) it is connected to changeover bobbin ontology (1), the internal diameter of first through hole (21) is less than the internal diameter of changeover bobbin ontology (1), the second through-hole
(31) internal diameter is equal with the internal diameter of changeover bobbin ontology (1).
4. a kind of tension and compression changeover bobbin according to claim 1, it is characterised in that: first rectangular opening (11) and the second square
Shape hole (12), the first circular hole (32) and the second circular hole (33) are about the substantially symmetrical about its central axis of changeover bobbin ontology (1), and the first circular hole
(32) line between the second circular hole (33) center of circle perpendicular to the first rectangular opening (11) and the second rectangular opening (12) central point it
Between line.
5. a kind of tension and compression changeover bobbin according to claim 1, it is characterised in that: the size of the internal screw thread (34) is
The screw thread of M125*3, internal screw thread (34) are finished up naturally with 30-45 ° of chamfering, and internal screw thread (34) screw-thread ending length is not more than 5mm.
6. a kind of tension and compression changeover bobbin according to claim 1, it is characterised in that: first circular hole (32) and the second circular hole
(33) it is respectively positioned on one end of retainer ring (35), and the first circular hole (32) and the second circular hole (33) run through internal screw thread (34).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920100730.7U CN209540483U (en) | 2019-01-22 | 2019-01-22 | A kind of tension and compression changeover bobbin |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920100730.7U CN209540483U (en) | 2019-01-22 | 2019-01-22 | A kind of tension and compression changeover bobbin |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209540483U true CN209540483U (en) | 2019-10-25 |
Family
ID=68270708
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920100730.7U Active CN209540483U (en) | 2019-01-22 | 2019-01-22 | A kind of tension and compression changeover bobbin |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209540483U (en) |
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2019
- 2019-01-22 CN CN201920100730.7U patent/CN209540483U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20191114 Address after: 266031 Shandong province Qingdao City, Ruichang Road No. 231 Patentee after: CRRC QINGDAO SIFANG VEHICLE RESEARCH INSTITUTE CO., LTD. Address before: 266000 Bijia Community, Beizhai Street, Laoshan District, Qingdao City, Shandong Province Patentee before: Qingdao Songshan Machinery Co., Ltd. |