CN204025031U - A kind of hexagonal turnover oil pipe - Google Patents
A kind of hexagonal turnover oil pipe Download PDFInfo
- Publication number
- CN204025031U CN204025031U CN201420371618.4U CN201420371618U CN204025031U CN 204025031 U CN204025031 U CN 204025031U CN 201420371618 U CN201420371618 U CN 201420371618U CN 204025031 U CN204025031 U CN 204025031U
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- CN
- China
- Prior art keywords
- attachment hole
- joint
- oil pipe
- vertical portion
- hexagonal
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- 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
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- Lubrication Details And Ventilation Of Internal Combustion Engines (AREA)
Abstract
The utility model relates to a kind of hexagonal turnover oil pipe, comprise body, the top of described body is provided with the joint be convenient to seal arrangement and connected, the top of described body has an attachment hole, described body has a pipe thread hole communicated with attachment hole, from top to bottom described attachment hole is provided with the first vertical portion, transition part, the second vertical portion, and the longitudinal section of described transition part is up-small and down-big frustoconic shape; Advantage of the present utility model: the attachment hole be provided with by body is connected with square pump, pipe thread hole is connected with oil pipe, static seal is formed between the sealing army body formed by attachment hole bottom and square pump, effectively decrease existing double flute and seal the problems such as the processing difficulties brought, effectively reduce the scrappage of product, decrease the cost of product, improve manufacturing efficiency, the annular groove be convenient to seal arrangement and installed is had in the bottom of joint, effectively decrease body and oil leakage phenomenon occurs in square pump joint, connect reliable.
Description
Technical field
The utility model relates to a kind of hexagonal turnover oil pipe.
Background technique
As shown in Figure 1, existing side's pump with oil intake nozzle 1 when being connected with square pump, the sealing means adopted is that double flute 10 installs rubber seal rings for seal, and such oil intake nozzle 1 is adding man-hour, higher to the processing request of double flute 10, add machining tool abrasion in man-hour too fast, cannot ensure the technical requirements of processing, mach efficiency is low, and during assembling, efficiency is low and airtight quality unstable, effectively raise the scrappage of product, improve the cost of product.
Model utility content
The technical problems to be solved in the utility model is the defects such as the processing difficulties existed for existing hexagonal turnover oil pipe, thus provides a kind of hexagonal turnover oil pipe that can improve work efficiency.
In order to solve the problems of the technologies described above, the utility model is achieved through the following technical solutions: a kind of hexagonal turnover oil pipe, comprise body, the top of described body is provided with the joint be convenient to seal arrangement and connected, the top of described body has an attachment hole be connected with square pump, described body below attachment hole has a pipe thread hole communicated with attachment hole, the top of institute's attachment hole is provided with circular arc chamfering, from top to bottom described attachment hole is provided with the first vertical portion, transition part, second vertical portion, the longitudinal section of described transition part is up-small and down-big frustoconic shape, the diameter of described second vertical portion is equal with the bottom diameter of transition part, the diameter of described first vertical portion is equal with the top end diameter of transition part, the degree of depth of described transition part equals the degree of depth of the second vertical portion, the sealed department of attachment hole is formed between described transition part and the second vertical portion, the cross section of described body is regular hexagon, described body between adjacent two sidewalls is provided with circular arc chamfering, the bottom of described joint be provided with at least one annular groove be connected for seal arrangement.
Preferably, the cross section of described joint is circular, the tip edge of described joint is provided with the first downward-sloping chamfering, described first chamfering becomes 30 ~ 60 ° of angles with horizontal center line, the height of described joint on body of described joint is 3.4 ~ 3.5mm, and connect reliable, stability is good, practical and convenient, oil leakage phenomenon is few.
Preferably, the width of described annular groove is 1 ~ 1.5mm, and the degree of depth of described annular groove is 1 ~ 2mm, and be convenient to the fixing of seal arrangement, good seal performance, improves join strength when oil intake nozzle is connected with square pump, the oil leakage phenomenon of the side's of decreasing pump.
Preferably, described pipe thread hole is taper pipe thread hole, connects reliable, avoids oil pipe generation leakage of oil.
Preferably, the depth ratio between described attachment hole and body is 1: 2 ~ 3: 5, improves the reliability of connection, avoids oil leakage phenomenon, easy to process, and practicability is good, and the square pump that can adapt to different model is installed, and stability is good.
Preferably, the bottom of described body is provided with acclivitous second chamfering, and described second chamfering becomes 30 ~ 60 ° of angles with horizontal center line, improve the intensity of body, effectively eliminates body and adds the burr produced man-hour, be convenient to processing.
In sum, advantage of the present utility model: the attachment hole be provided with by body is connected with square pump, pipe thread hole is connected with oil pipe, static seal is formed between the sealing army body formed by attachment hole bottom and square pump, effectively decrease existing double flute and seal the problems such as the processing difficulties brought, effectively reduce the scrappage of product, decrease the cost of product, improve manufacturing efficiency, the annular groove be convenient to seal arrangement and installed is had in the bottom of joint, effectively decrease body and oil leakage phenomenon occurs in square pump joint, connect reliable, the height of transition part and the second vertical portion is arranged to equal, effectively ensure that sealability, decrease leakage of oil, body is arranged between regular hexagon and adjacent two sidewalls, be provided with circular arc chamfering, be convenient to install, improve the intensity of body.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the utility model is described in further detail:
Fig. 1 is the structural representation of existing hexagonal turnover oil pipe;
Fig. 2 is the structural representation of the utility model hexagonal turnover oil pipe.
Embodiment
As shown in Figure 2, a kind of hexagonal turnover oil pipe, comprise body 2, the top of described body 2 is provided with the joint 3 be convenient to seal arrangement and connected, the top of described body 2 has an attachment hole 21 be connected with square pump, described body 2 below attachment hole 21 has a pipe thread hole 22 communicated with attachment hole 21, the top of institute's attachment hole 21 is provided with circular arc chamfering 20, from top to bottom described attachment hole 21 is provided with the first vertical portion 211, transition part 212, second vertical portion 213, the longitudinal section of described transition part 212 is up-small and down-big frustoconic shape, the diameter of described second vertical portion 213 is equal with the bottom diameter of transition part 212, the diameter of described first vertical portion 211 is equal with the top end diameter of transition part 212, the degree of depth of described transition part 212 equals the degree of depth of the second vertical portion 213, the sealed department of attachment hole 21 is formed between described transition part 212 and the second vertical portion 213, the cross section of described body 2 is regular hexagon, described body 2 between adjacent two sidewalls is provided with circular arc chamfering, the bottom of described joint 3 be provided with at least one annular groove 30 be connected for seal arrangement, the cross section of described joint 3 is circular, the tip edge of described joint 3 is provided with the first downward-sloping chamfering 31, described first chamfering 31 becomes 30 ~ 60 ° of angles with horizontal center line, the height of described joint 3 on body 2 of described joint 3 is 3.4 ~ 3.5mm, connect reliable, stability is good, practical and convenient, oil leakage phenomenon is few, the width of described annular groove 30 is 1 ~ 1.5mm, the degree of depth of described annular groove 30 is 1 ~ 2mm, be convenient to the fixing of seal arrangement, good seal performance, improve join strength when oil intake nozzle is connected with square pump, the oil leakage phenomenon of the side's of decreasing pump, described pipe thread hole 22 is taper pipe thread hole 22, connect reliable, avoid oil pipe generation leakage of oil, depth ratio between described attachment hole 21 and body 2 is 1: 2 ~ 3: 5, improve the reliability of connection, avoid oil leakage phenomenon, easy to process, practicability is good, the square pump that can adapt to different model is installed, stability is good, the bottom of described body 2 is provided with acclivitous second chamfering 23, described second chamfering 23 becomes 30 ~ 60 ° of angles with horizontal center line, improve the intensity of body 2, effectively eliminate body 2 and add the burr produced man-hour, be convenient to processing.
During use, seal ring is fixed on joint 3 by the annular groove 30 be provided with by joint 3, double seal is had when body 2 is connected with square pump, the sealed department be provided with by attachment hole 21 bottom is sealed, the pipe thread hole 22 be provided with by joint 3 is connected with oil pipe, is sealed, during use by 22 pairs, pipe thread hole oil pipe, ensure that sealability, decrease oil leakage phenomenon.
The attachment hole be provided with by body is connected with square pump, pipe thread hole is connected with oil pipe, static seal is formed between the sealing army body formed by attachment hole bottom and square pump, effectively decrease existing double flute and seal the problems such as the processing difficulties brought, effectively reduce the scrappage of product, decrease the cost of product, improve manufacturing efficiency, the annular groove be convenient to seal arrangement and installed is had in the bottom of joint, effectively decrease body and oil leakage phenomenon occurs in square pump joint, connect reliable, the height of transition part and the second vertical portion is arranged to equal, effectively ensure that sealability, decrease leakage of oil, body is arranged between regular hexagon and adjacent two sidewalls, be provided with circular arc chamfering, be convenient to install, improve the intensity of body.
Claims (6)
1. a hexagonal turnover oil pipe, comprise body (2), it is characterized in that: the top of described body (2) is provided with the joint (3) be convenient to seal arrangement and connected, the top of described body (2) has an attachment hole be connected with square pump (21), the described body (2) of attachment hole (21) below has a pipe thread hole (22) communicated with attachment hole (21), the top of institute's attachment hole (21) is provided with circular arc chamfering (20), from top to bottom described attachment hole (21) is provided with the first vertical portion (211), transition part (212), second vertical portion (213), the longitudinal section of described transition part (212) is up-small and down-big frustoconic shape, the diameter of described second vertical portion (213) is equal with the bottom diameter of transition part (212), the diameter of described first vertical portion (211) is equal with the top end diameter of transition part (212), the degree of depth of described transition part (212) equals the degree of depth of the second vertical portion (213), the sealed department of attachment hole (21) is formed between described transition part (212) and the second vertical portion (213), the cross section of described body (2) is regular hexagon, described body (2) between adjacent two sidewalls is provided with circular arc chamfering, the bottom of described joint (3) be provided with at least one annular groove (30) be connected for seal arrangement.
2. a kind of hexagonal turnover oil pipe according to claim 1, it is characterized in that: the cross section of described joint (3) is for circular, the tip edge of described joint (3) is provided with downward-sloping the first chamfering (31), described first chamfering becomes 30 ~ 60 ° of angles with horizontal center line, the height of described joint (3) on body (2) of described joint (3) is 3.4 ~ 3.5mm.
3. a kind of hexagonal turnover oil pipe according to claim 1, it is characterized in that: the width of described annular groove (30) is 1 ~ 1.5mm, the degree of depth of described annular groove (30) is 1 ~ 2mm.
4. a kind of hexagonal turnover oil pipe according to claim 1, is characterized in that: described pipe thread hole (22) is taper pipe thread hole.
5. a kind of hexagonal turnover oil pipe according to claim 1, is characterized in that: the depth ratio between described attachment hole (21) and body (2) is 1: 2 ~ 3: 5.
6. a kind of hexagonal turnover oil pipe according to claim 1, it is characterized in that: the bottom of described body (2) is provided with acclivitous second chamfering (23), and described second chamfering (23) becomes 30 ~ 60 ° of angles with horizontal center line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420371618.4U CN204025031U (en) | 2014-07-04 | 2014-07-04 | A kind of hexagonal turnover oil pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420371618.4U CN204025031U (en) | 2014-07-04 | 2014-07-04 | A kind of hexagonal turnover oil pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204025031U true CN204025031U (en) | 2014-12-17 |
Family
ID=52064904
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420371618.4U Expired - Fee Related CN204025031U (en) | 2014-07-04 | 2014-07-04 | A kind of hexagonal turnover oil pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204025031U (en) |
-
2014
- 2014-07-04 CN CN201420371618.4U patent/CN204025031U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20141217 Termination date: 20190704 |