CN211231141U - Adapter for connecting flat head and driving machine elbow - Google Patents

Adapter for connecting flat head and driving machine elbow Download PDF

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Publication number
CN211231141U
CN211231141U CN201921803388.3U CN201921803388U CN211231141U CN 211231141 U CN211231141 U CN 211231141U CN 201921803388 U CN201921803388 U CN 201921803388U CN 211231141 U CN211231141 U CN 211231141U
Authority
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.)
Expired - Fee Related
Application number
CN201921803388.3U
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Chinese (zh)
Inventor
陆志军
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Ewt International Trading Shanghai Co ltd
Original Assignee
Ewt International Trading Shanghai Co ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Ewt International Trading Shanghai Co ltd filed Critical Ewt International Trading Shanghai Co ltd
Priority to CN201921803388.3U priority Critical patent/CN211231141U/en
Application granted granted Critical
Publication of CN211231141U publication Critical patent/CN211231141U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model relates to a connect adapter technical field, be an adapter for connecting flat head and driving machine elbow particularly, 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 in its characterized in that adapter, is equipped with the knock pin of slant installation on every pin, and it is ejecting to drive the knock pin to the side direction when the pin pushes up, the knock pin can outwards stretch out the adapter for fix on the internal screw-threaded inner wall of elbow, compared with the prior art, the utility model, its advantage lies in: 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

Adapter for connecting flat head and driving machine elbow
Technical Field
The utility model relates to a connect adapter technical field, be an adapter for connecting flat head and driving machine elbow particularly.
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.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to solve prior art not enough, provide one kind and can pass through under the condition of threaded connection with elbow and adapter, satisfy the moment of torsion size, guarantee product quality, can conveniently be connected the adapter design with adapter and flat head again.
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 utility model, its advantage lies in:
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 present invention illustrating the release of the gear engagement;
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 a number of screws, which pass through the movable connection element (4), the gap between the movable connection element (4) and the upper connection structure (7), and which 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.
CN201921803388.3U 2019-10-25 2019-10-25 Adapter for connecting flat head and driving machine elbow Expired - Fee Related CN211231141U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201921803388.3U CN211231141U (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
CN201921803388.3U CN211231141U (en) 2019-10-25 2019-10-25 Adapter for connecting flat head and driving machine elbow

Publications (1)

Publication Number Publication Date
CN211231141U true CN211231141U (en) 2020-08-11

Family

ID=71924591

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201921803388.3U Expired - Fee Related CN211231141U (en) 2019-10-25 2019-10-25 Adapter for connecting flat head and driving machine elbow

Country Status (1)

Country Link
CN (1) CN211231141U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110657140A (en) * 2019-10-25 2020-01-07 埃姆达国际贸易(上海)有限公司 Adapter for connecting flat head and driving machine elbow

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110657140A (en) * 2019-10-25 2020-01-07 埃姆达国际贸易(上海)有限公司 Adapter for connecting flat head and driving machine elbow
CN110657140B (en) * 2019-10-25 2024-08-09 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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GR01 Patent grant
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20200811

Termination date: 20211025