CN110657140A - Adapter for connecting flat head and driving machine elbow - Google Patents
Adapter for connecting flat head and driving machine elbow Download PDFInfo
- Publication number
- CN110657140A CN110657140A CN201911020668.1A CN201911020668A CN110657140A CN 110657140 A CN110657140 A CN 110657140A CN 201911020668 A CN201911020668 A CN 201911020668A CN 110657140 A CN110657140 A CN 110657140A
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- CN
- China
- Prior art keywords
- adapter
- elbow
- pin
- movable
- connecting piece
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 241000755266 Kathetostoma giganteum Species 0.000 claims description 16
- 238000009434 installation Methods 0.000 claims description 2
- 241001417935 Platycephalidae Species 0.000 claims 2
- 230000007547 defect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Images
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B1/00—Devices for securing together, or preventing relative movement between, constructional elements or machine parts
- F16B1/02—Means for securing elements of mechanisms after operation
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B39/00—Locking of screws, bolts or nuts
- F16B39/02—Locking of screws, bolts or nuts in which the locking takes place after screwing down
- F16B39/04—Locking of screws, bolts or nuts in which the locking takes place after screwing down with a member penetrating the screw-threaded surface of at least one part, e.g. a pin, a wedge, cotter-pin, screw
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Pivots And Pivotal Connections (AREA)
Abstract
The invention relates to the technical field of connecting adapters, in particular to an adapter for connecting a flat head with a driving machine elbow, wherein the top of the adapter is provided with external threads which are matched and connected with the internal threads of the elbow, the adapter is characterized in that a plurality of pins with adjustable longitudinal positions are arranged in the adapter, each pin is provided with an ejector pin which is installed obliquely, the pins drive the ejector pins to eject towards the side direction when ejecting upwards, the ejector pins can extend outwards out of the adapter and are used for being fixed on the inner wall of the internal threads of the elbow, and compared with the prior art, the adapter has the advantages that: through threaded connection between adapter and the elbow, design slant knock pin can be when the pin upwards pushes up, fixes on the internal threaded inner wall of elbow, prevents that the screw thread from becoming flexible and causing the moment of torsion not up to standard.
Description
Technical Field
The invention relates to the technical field of connecting adapters, in particular to an adapter for connecting a flat head with a driving machine elbow.
Background
In the current flat head product production process, need provide the adapter that is used for connecting elbow and flat head according to the drive machine elbow of difference, current adapter passes through threaded connection with the elbow part, passes through bolted connection with the flat head part. This adapter presents two problems: 1. the connection form with the elbow part is threaded connection, and threaded connection's problem exists in the influence of whole tightening in-process because of the moment of torsion, can cause the screw thread to become flexible after using a period of time, causes to screw up the moment of torsion substandard, influences product quality, in addition after using a period of time again, can lead to the adapter to drop on by the elbow. 2. The angle that flat head and adapter become needs to be rotatable, and generally every 30 degrees are a unit, and current design needs to dismantle the bolt of connecting, installs the bolt after adjusting the angle, and is very inconvenient. It is therefore desirable to design an adapter for connecting an elbow to a flathead.
Disclosure of Invention
The invention aims to solve the defects of the prior art and provides a design scheme of an adapter, which can meet the torque and ensure the product quality under the condition that an elbow is connected with the adapter through threads and can conveniently connect the adapter with a flat head.
In order to achieve the purpose, the top of the adapter is provided with external threads, the top of the adapter is matched and connected with the internal threads of the elbow, the adapter is characterized in that a plurality of pins 1 with adjustable longitudinal positions are arranged in the adapter, each pin 1 is provided with an ejector pin 2 installed obliquely, the ejector pins 2 are driven to eject towards the side direction when the pins 1 eject upwards, and the ejector pins 2 can extend out of the adapter and are used for being fixed on the inner wall of the internal threads of the elbow.
The pin 1 and the knock pin 2 are provided with three groups at equal intervals in the circumferential direction.
The pin 1 is of an inner hexagonal structure, is adjusted through a hexagonal screwdriver and moves upwards, and is used for fixing the connection between the adapter and the elbow through adjusting the pin 1.
The adapter includes upper portion connection structure 7, lower part connection structure 3 and swing joint spare 4, swing joint spare 4 sets up in the upper portion connection structure 7 outside, and the inner chamber is the echelonment, be equipped with the clearance between 7 bottom surfaces of upper portion connection structure and the 4 inner chamber upper surfaces of swing joint spare, clearance department is equipped with the spring, make swing joint spare 4 support and lean on lower part connection structure 3 through the restoring force of spring, 4 inner walls of swing joint spare are equipped with the external tooth, the 3 department of cooperateing of lower part connection structure is equipped with the internal tooth, the restoring force of overcoming the spring enables the swing joint spare upward movement, and the external tooth of swing joint spare breaks away from mutual restriction with.
The top of the upper connecting structure is provided with threads to be connected with an elbow, and the lower connecting structure 3 is connected with the flat head and can rotate together with the flat head.
The upper connecting structure 7 is connected with the movable connecting piece 4 through a plurality of screws, the screws penetrate through the movable connecting piece 4, a gap between the movable connecting piece and the upper connecting structure 7, springs are arranged on the screws, one ends of the springs abut against the upper connecting structure 7, and the other ends of the springs abut against the movable connecting piece 4.
The inner hole of the upper connecting structure 7 is connected with the lower connecting structure 3, and a bearing is arranged at the joint.
Compared with the prior art, the invention has the advantages that:
1. through threaded connection between adapter and the elbow, design slant knock pin can be when the pin upwards pushes up, fixes on the internal threaded inner wall of elbow, prevents that the screw thread from becoming flexible and causing the moment of torsion not up to standard.
2. The movable connecting piece, the upper connecting piece and the lower connecting piece are designed at the bottom of the adapter, the movable connecting piece and the lower connecting piece are matched through the inner teeth and the outer teeth, the movable connecting piece is lifted upwards, the gear is loosened, the lower connecting piece can be rotated, the lower bolt does not need to be detached, and the adapter is very convenient.
Drawings
FIG. 1 is a front view of the present invention;
FIG. 2 is a schematic view of the gear engagement connection of the present invention;
FIG. 3 is a schematic view of the gear engagement release of the present invention;
in the figure: 1. the pin 2, the top pin 3, the lower connecting structure 4, the movable connecting piece 5, the supporting piece 6, the fixing piece 7 and the upper connecting structure.
Detailed Description
The technical scheme is further explained by combining the attached drawings.
The first embodiment is as follows: see fig. 1 and 2
The connecting device comprises a pin 1, a top pin 2, an upper connecting structure 7, a lower connecting structure 3, a movable connecting piece 4, a supporting piece 5 and a fixing piece 6, wherein the top of the adapter is provided with an external thread which is matched and connected with an internal thread of an elbow.
A plurality of pins 1 with adjustable longitudinal positions are arranged in the adapter, each pin 1 is provided with an obliquely-installed ejector pin 2, the ejector pins 2 are driven to eject towards the side surface direction when the pins 1 eject upwards, and the ejector pins 2 can extend outwards out of the adapter and are used for being fixed on the inner wall of the internal thread of the elbow; the pin 1 and the knock pin 2 are provided with three groups, and the angle between each group is 120 degrees; the pin 1 is in the form of a hexagon socket head and can be adjusted by a hexagonal screwdriver so that it can move upwards and be used for fixing the adapter device to the elbow by adjusting the pin 1 during installation.
The movable connecting piece 4 is arranged outside the upper connecting structure 7, the inner cavity of the movable connecting piece is in a step shape, the side face of the movable connecting piece is in an L shape, a gap is arranged between the bottom surface of the upper connecting structure 7 and the upper surface of the inner cavity of the movable connecting piece 4, a spring is arranged at the gap, the movable connecting piece 4 is abutted against the lower connecting structure 3 through the reset force of the spring, the inner wall of the movable connecting piece 4 is provided with outer teeth, inner teeth are arranged at the matching part of the lower connecting structure 3, the movable connecting piece 4 can move upwards by overcoming the reset force of the spring, and the outer teeth of the movable connecting; the lower connecting structure 3 is connected with the flat head and can rotate together with the flat head; the upper connecting structure 7 is connected with the movable connecting piece 4 through a plurality of screws, the screws penetrate through the movable connecting piece 4, a gap between the movable connecting piece and the upper connecting structure 7, springs are arranged on the screws, one end of each spring abuts against the upper connecting structure 7, and the other end of each spring abuts against the movable connecting piece 4; the inner hole of the upper connecting structure 7 is connected with the lower connecting structure 3, and a bearing is arranged at the joint.
Example two: see fig. 2 and 3
1. The lower connecting structure and the movable connecting piece are provided with inner teeth and outer teeth which are matched with each other, when the angle needs to be adjusted, the movable connecting piece only needs to be lifted upwards, and the movable connecting piece can be easily lifted through the supporting piece through the spring because the spring is arranged in the movable connecting piece;
2. after the gears of the movable connecting piece and the lower connecting piece are meshed and loosened, the lower connecting piece can rotate, each rotating gear rotates by 30 degrees, and the adapter is further provided with four fixing pieces which penetrate through the upper connecting structure in four directions and are used for fixing the lower connecting structure and the upper connecting structure.
Claims (7)
1. The utility model provides an adapter for connecting flat head and driving machine elbow, the adapter top is the external screw thread, is connected with the interior screw-thread fit of elbow, is equipped with a plurality of longitudinal position adjustable pins (1) in the adapter of its characterized in that, is equipped with knock pin (2) of slant installation on every pin (1), and it is ejecting to drive knock pin (2) to the side direction when pin (1) upwards pushes up, knock pin (2) can outwards stretch out the adapter for fix on the internal wall of elbow internal thread.
2. An adapter for connecting flatheads to bends of driving machines according to claim 1, characterised in that said pins (1) and said pins (2) are provided in three groups, equally spaced in the circumferential direction.
3. An adapter for connecting a flathead to an elbow of a drive machine according to claim 1, characterized in that the pin (1) is of a hexagon socket head configuration and is adjusted by means of a hexagonal screwdriver so that it can be moved upwards for fixing the adapter to the elbow by adjusting the pin (1).
4. An adapter for connecting a flathead to a drive machine elbow as claimed in claim 1, it is characterized in that the adapter comprises an upper connecting structure (7), a lower connecting structure (3) and a movable connecting piece (4), the movable connecting piece (4) is arranged at the outer side of the upper connecting structure (7), the inner cavity is in a step shape, a gap is arranged between the bottom surface of the upper connecting structure (7) and the upper surface of the inner cavity of the movable connecting piece (4), a spring is arranged at the gap, the movable connecting piece (4) is abutted against the lower connecting structure (3) by the reset force of the spring, the inner wall of the movable connecting piece (4) is provided with outer teeth, the matching part of the lower connecting structure (3) is provided with inner teeth, the movable connecting piece (4) can move upwards by overcoming the reset force of the spring, and the external teeth of the movable connecting piece (4) and the internal teeth of the lower connecting structure (3) are free from mutual limitation.
5. An adapter for connecting a spade head to a drive machine elbow according to claim 4 wherein the upper connecting structure (7) is threaded and elbow connected at the top and the lower connecting structure (3) is connected to the spade head and is rotatable with the spade head.
6. An adapter for connecting flatheads to bends of driving machines according to claim 4, characterized in that the upper connection structure (7) is connected to the movable connection element (4) by means of screws which pass through the movable connection element (4), the gap between the movable connection element and the upper connection structure (7), and the screws are provided with springs, one end of which abuts against the upper connection structure (7) and the other end of which abuts against the movable connection element (4).
7. An adapter for connecting a flathead to a drive machine elbow as claimed in claim 4 wherein the upper connection is connected to the lower connection at an internal bore and wherein the connection is provided with a bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911020668.1A CN110657140A (en) | 2019-10-25 | 2019-10-25 | Adapter for connecting flat head and driving machine elbow |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911020668.1A CN110657140A (en) | 2019-10-25 | 2019-10-25 | Adapter for connecting flat head and driving machine elbow |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110657140A true CN110657140A (en) | 2020-01-07 |
Family
ID=69042204
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911020668.1A Pending CN110657140A (en) | 2019-10-25 | 2019-10-25 | Adapter for connecting flat head and driving machine elbow |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110657140A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2810085A3 (en) * | 2000-01-28 | 2001-12-14 | Nat Aerospace Fasteners Corp | Stud locking pin for aerospace applications is suitable for repeated re-use |
| US20090064814A1 (en) * | 2007-09-06 | 2009-03-12 | Toyota Jidosha Kabushiki Kaisha | Steering column device |
| CN101454855A (en) * | 2006-05-19 | 2009-06-10 | 爱惜康内镜外科公司 | Force switch |
| CN103836031A (en) * | 2014-03-03 | 2014-06-04 | 哈尔滨工业大学 | Annular permanent magnet assembling mechanism |
| CN105195517A (en) * | 2015-09-21 | 2015-12-30 | 山东钢铁股份有限公司 | Rapid mounting and rapid dismounting type roller shaft sleeve without transmission gap |
| CN211231141U (en) * | 2019-10-25 | 2020-08-11 | 埃姆达国际贸易（上海）有限公司 | Adapter for connecting flat head and driving machine elbow |
-
2019
- 2019-10-25 CN CN201911020668.1A patent/CN110657140A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2810085A3 (en) * | 2000-01-28 | 2001-12-14 | Nat Aerospace Fasteners Corp | Stud locking pin for aerospace applications is suitable for repeated re-use |
| CN101454855A (en) * | 2006-05-19 | 2009-06-10 | 爱惜康内镜外科公司 | Force switch |
| US20090064814A1 (en) * | 2007-09-06 | 2009-03-12 | Toyota Jidosha Kabushiki Kaisha | Steering column device |
| CN103836031A (en) * | 2014-03-03 | 2014-06-04 | 哈尔滨工业大学 | Annular permanent magnet assembling mechanism |
| CN105195517A (en) * | 2015-09-21 | 2015-12-30 | 山东钢铁股份有限公司 | Rapid mounting and rapid dismounting type roller shaft sleeve without transmission gap |
| CN211231141U (en) * | 2019-10-25 | 2020-08-11 | 埃姆达国际贸易（上海）有限公司 | Adapter for connecting flat head and driving machine elbow |
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