CN216743338U

CN216743338U - High-efficiency oil pipe sealing element

Info

Publication number: CN216743338U
Application number: CN202123420592.7U
Authority: CN
Inventors: 巢冰倩
Original assignee: Changzhou Fuyuanxin Plastic Co ltd
Current assignee: Changzhou Fuyuanxin Plastic Co ltd
Priority date: 2021-12-31
Filing date: 2021-12-31
Publication date: 2022-06-14
Anticipated expiration: 2031-12-31

Abstract

The utility model relates to a high-efficiency oil pipe sealing element, which comprises a sealing element body, wherein the sealing element body is 90 degrees, the top of the sealing element body is provided with a boss, one side of the boss, which is far away from the sealing element body, is provided with a circular truncated cone-shaped oil inlet, an accommodating cavity is arranged inside the sealing element, the accommodating cavity is communicated with the oil inlet through an upper oil pipe, the right side of the accommodating cavity is provided with a lower oil pipe, one side of the lower oil pipe, which is far away from the sealing element body, is in threaded connection with an oil outlet pipe, the outer wall of the joint of the oil outlet pipe and the lower oil pipe is provided with a fastening piece, the outer wall of the boss is provided with an oil inlet pipe in a matching way, the oil inlet pipe is connected with the boss through a clamping device, the outer wall of the upper oil pipe is provided with a heat insulation layer, the inside of the heat insulation layer is provided with a heating resistance wire which surrounds the outer wall of the upper oil pipe, the sealing element has better sealing effect, and the heating resistance wire heats fuel oil inside, prevent that oil pipe unfreezes in winter and lead to oil pipe damage, inside fuel is revealed.

Description

High-efficiency oil pipe sealing element

Technical Field

The utility model belongs to the technical field of oil pipe sealing elements, and particularly relates to a high-efficiency oil pipe sealing element.

Background

The automobile oil pipe supplies oil to the engine through the fuel pump, certain pressure is formed, except for the oil which is normally supplied to the fuel nozzle for oil injection, the rest fuel oil is returned to the oil tank through the oil return pipeline, of course, the rest gasoline steam collected by the carbon tank also returns to the oil tank through the oil return pipe, and the oil pipe sealing piece prevents the oil pipe from leaking during operation.

The existing oil pipe sealing element is poor in sealing effect, and when the temperature is low in winter, the oil pipe is prone to freezing, so that the oil pipe is blocked, the circulation speed is reduced, and the oil pipe is prone to being damaged, so that internal fuel oil is leaked.

SUMMERY OF THE UTILITY MODEL

To current oil pipe sealing member sealing effect relatively poor among the background art, and winter the temperature when lower oil pipe easily freeze and lead to oil pipe to block up, the problem that circulation speed reduces, this application provides a high-efficient oil pipe sealing member, is provided with the fastener, and sealed effect is more, and the heating resistor silk to inside fuel heating, prevents that oil pipe unfreezes in winter and leads to oil pipe to damage, and inside fuel is revealed.

The technical scheme adopted by the utility model for solving the technical problems is as follows:

a high-efficiency oil pipe sealing element comprises a sealing element body, wherein the sealing element body is 90 degrees, a boss is arranged at the top of the sealing element body, one side, away from the sealing element body, of the boss is provided with a circular table-shaped oil inlet with the diameter of an upper opening larger than that of a lower opening, an accommodating cavity is arranged inside the sealing element, the accommodating cavity is communicated with the oil inlet through an oil feeding pipe which is vertically arranged, the right side of the accommodating cavity is provided with a lower oil pipe communicated with the accommodating cavity, the rightmost end of the lower oil pipe extends to the outside of the sealing element body, one side, away from the sealing element body, of the lower oil pipe is in threaded connection with an oil outlet pipe, a fastening piece is arranged on the outer wall of the joint of the oil outlet pipe and the lower oil pipe, the outer wall of the boss is matched and provided with an oil inlet pipe, the outer wall of the boss is attached to the inner wall of the oil inlet pipe and connected with the boss through a clamping device, and the outer wall of the oil feeding pipe is provided with a heat insulation layer, and a heating resistance wire surrounding the outer wall of the upper oil pipe is arranged in the heat-insulating layer.

Furthermore, the clamping device comprises a placing box, a compression rod and a spring, the placing box is embedded on the inner wall of the oil inlet pipe, a cavity is arranged in the placing box, a first opening which is communicated with the cavity and the interior of the straight pipe is arranged at one side of the placing box close to the interior of the oil inlet pipe, a second opening communicating the cavity with the outside of the oil inlet pipe is arranged on one side of the placing box away from the inside of the oil inlet pipe, the compression rod extends into the oil inlet pipe from the outside of the oil inlet pipe through the second opening, the first opening and the cavity, a baffle plate with the diameter larger than that of the second opening is arranged on one side of the compression rod away from the inside of the oil inlet pipe, a compression plate with the diameter larger than that of the first opening and the second opening is welded on the compression rod, the compression plate is positioned in the cavity, the compression rod is sleeved with a spring pressed on the inner wall of the placing box and the compression plate, and grooves matched with the compression rod are formed in the outer walls of the two ends of the boss.

Furthermore, O-shaped sealing rings a are arranged at the joint of the outer wall of the boss and the inner wall of the oil inlet pipe, and are arranged at the upper end and the lower end of the placement box.

Further, the fastener includes semicircle block frame and semicircle block frame down, it is articulated with semicircle block frame junction one end down to go up semicircle block frame, and the other end is equipped with the connecting block, the connecting block includes connecting block and lower connecting block, go up connecting block and last semicircle block frame lateral wall fixed connection, connecting block and semicircle block frame lateral wall fixed connection down, go up the connecting block and pass through bolt fixed connection with lower connecting block.

Furthermore, the inner walls of the upper semicircular clamping frame and the lower semicircular clamping frame are attached with sealing layers, and the inner side walls of the sealing layers are matched with the joint of the oil outlet pipe and the lower oil pipe.

Furthermore, the rightmost end of the lower oil pipe is provided with an O-shaped sealing ring b, and the O-shaped sealing ring b is arranged on the outer wall of the oil outlet pipe.

The utility model has the beneficial effects that:

1. peg graft at the oil feed intraduct with the boss, only need the pulling baffle to the direction removal of keeping away from the boss, the baffle drives the compression rod and removes, the spring is compressed, one side that is close the boss up to the compression rod with advance oil pipe inner wall level, then advance oil pipe can accessible stretch into outside the boss, when the recess of boss matches with the compression rod, loosen the baffle, the compression rod gets into the recess, can realize the joint, otherwise want to take off and advance oil pipe, only need to break away from compression rod pulling and recess and can take off, convenient and fast easy operation more.

2. After the oil outlet pipe and the lower oil pipe are inserted, the upper semicircular clamping frame and the lower semicircular clamping frame are sleeved outside the joint of the oil outlet pipe and the lower oil pipe, the bolt penetrates through the upper connecting block and the lower connecting block, and the bolt is screwed up, so that fastening can be realized.

3. The side processing at sealing member body both ends has the line hole of crossing, and the power cord that the upper and lower both ends of heating resistor silk were drawn forth passes through the outside that the line hole arrived the sealing member body, and the heating resistor silk is through carrying out electrical heating to oil pipe, reducible pipe wall scale deposit reduces the corruption of chemical composition in the scaling matter to oil pipe to further improve oil pipe's corrosion protection performance, and prevent to lead to oil pipe damage winter oil pipe unfreezing, inside fuel is revealed.

Drawings

The foregoing and other objects, features, and advantages of the utility model will be apparent from the following detailed description taken in conjunction with the accompanying drawings.

FIG. 1 is a schematic view of the structure of the sealing element body of the present invention;

FIG. 2 is a schematic structural view of the present invention;

FIG. 3 is an enlarged view of a portion of the present invention at A;

FIG. 4 is a schematic view of a fastener of the present invention.

Wherein: 1. a seal body; 2. a boss; 201. a groove; 3. an oil inlet; 4. an accommodating cavity; 5. feeding an oil pipe; 6. feeding an oil pipe; 7. an oil outlet pipe; 8. a fastener; 801. the upper semicircle clamping frame; 802. the lower semicircle clamping frame; 803. connecting blocks; 8031. an upper connecting block; 8032. a lower connecting block; 804. a bolt; 805. a sealing layer; 9. an oil inlet pipe; 10. a clamping device; 1001. placing the box; 1002. a compression rod; 1003. a spring; 1004. a cavity; 1005. a first opening; 1006. a second opening; 1007. a baffle plate; 1008. a compression plate; 11. a heat-insulating layer; 12. heating resistance wires; 13. an O-shaped sealing ring a; 14. and an O-shaped sealing ring b.

Detailed Description

The utility model is further described below with reference to the accompanying drawings.

Embodiment 1, referring to fig. 1, the sealing element comprises a sealing element body 1, the sealing element body 1 is 90 degrees, a boss 2 is arranged at the top of the sealing element body 1, a circular truncated cone-shaped oil inlet 3 with an upper opening diameter larger than a lower opening diameter is arranged on one side, away from the sealing element body 1, of the boss 2, an accommodating cavity 4 is arranged inside the sealing element body 1, the accommodating cavity 4 is communicated with the oil inlet 3 through an upper oil pipe 5 which is vertically arranged, a lower oil pipe 6 communicated with the accommodating cavity 4 is arranged on the right side of the accommodating cavity 4, fuel oil enters the accommodating cavity 4 from an oil inlet pipe 9 through the oil inlet 3 and then enters an oil outlet pipe 7 through the lower oil pipe 6 to flow out, the oil inlet 3 is in a circular truncated cone shape with the upper opening diameter larger than the lower opening diameter, and the oil inlet area is increased.

Referring to fig. 2 and 3, an oil inlet pipe 9 is installed on the outer wall of a boss 2 in a matching manner, the outer wall of the boss 2 is attached to the inner wall of the oil inlet pipe 9, the oil inlet pipe 9 is connected with the boss 2 through a clamping device 10, the clamping device 10 comprises a placing box 1001, a compression rod 1002 and a spring 1003, the placing box 1001 is embedded on the inner wall of the oil inlet pipe 9, a cavity 1004 is arranged inside the placing box 1001, a first opening 1005 for communicating the cavity 1004 with the inside of a straight pipe is arranged on one side of the placing box 1001 close to the inside of the oil inlet pipe 9, a second opening 1006 for communicating the cavity 1004 with the outside of the oil inlet pipe 9 is arranged on one side of the placing box 1001 far away from the inside of the oil inlet pipe 9, the compression rod 1002 penetrates through the second opening 1006, the first opening 1005 and the cavity 1005 to extend into the inside of the oil inlet pipe 9, a baffle 1007 with the diameter larger than the second opening 1006 is arranged on one side of the compression rod 1002 far away from the inside of the oil inlet pipe 9, a compression plate 1008 with the diameter larger than the first opening 1005 and the second opening 1006 is welded on the compression rod 1002, the compression board 1008 is located inside the cavity 1004, compression pole 1002 has cup jointed the pressure in the spring 1003 of placing box 1001 inner wall and compression board 1008 outward, be equipped with on the outer wall of boss 2 both ends with compression pole 1002 assorted recess 201, peg graft boss 2 inside advancing oil pipe 9, only need stimulate baffle 1007 to remove to the direction of keeping away from boss 2, baffle 1007 drives compression pole 1002 and removes, spring 1003 is compressed, one side that compression pole 1002 is close boss 2 with advance oil pipe 9 inner wall level, then advance oil pipe 9 can be accessible stretch into outside boss 2, when the recess 201 of boss 2 matches with compression pole 1002, loosen baffle 1007, compression pole 1002 gets into recess 201, can realize the joint, otherwise want to take off and advance oil pipe 9, only need to break away from compression pole 1002 and recess 201 with the pulling and can take off, convenient and fast easy operation more.

Referring to fig. 2 and 4, a fastening piece 8 is arranged on the outer wall of the joint of the oil outlet pipe 7 and the lower oil pipe 6, the fastening piece 8 comprises an upper semicircular clamping frame 801 and a lower semicircular clamping frame 802, one end of the joint of the upper semicircular clamping frame 801 and the lower semicircular clamping frame 802 is hinged, the other end of the joint is provided with a connecting block 803, the connecting block 803 comprises an upper connecting block 8031 and a lower connecting block 8032, the upper connecting block 8031 is fixedly connected with the outer side wall of the upper semicircular clamping frame 801, the lower connecting block 8032 is fixedly connected with the outer side wall of the lower semicircular clamping frame 802, the upper connecting block 8031 is fixedly connected with the lower connecting block 8032 through a bolt 804, after the oil outlet pipe 7 and the lower oil pipe 6 are completely inserted, the upper semicircular clamping frame 801 and the lower semicircular clamping frame 802 are sleeved outside the joint of the oil outlet pipe 7 and the lower oil pipe 6, the bolt 804 penetrates through the upper connecting block 8031 and the lower connecting block 8032, and the bolt 804 is tightened, so that fastening can be realized.

Referring to fig. 4, the inner walls of the upper semicircular clamping frame 801 and the lower semicircular clamping frame 802 are attached with the sealing layer 805, the inner side wall of the sealing layer 805 is matched with the joint of the oil outlet pipe 7 and the lower oil pipe 6, the sealing layer 805 is made of soft rubber, the outer walls of the oil outlet pipe 7 and the lower oil pipe 6 cannot be abraded during fastening, the sealing effect is good, and fuel leakage is prevented.

Referring to fig. 1, the outer wall of the oil feeding pipe 5 is provided with a heat preservation layer 11, the heat preservation layer 11 is internally provided with a heating resistance wire 12 which is wound on the outer wall of the oil feeding pipe 5, the side surfaces of the two ends of the sealing element body 1 are processed to form wire holes, power lines led out from the upper end and the lower end of the heating resistance wire 12 pass through the wire holes to reach the outer side of the sealing element body 1, the heating resistance wire 12 is used for electrically heating the oil feeding pipe, scaling of the pipe wall can be reduced, corrosion of chemical components in scales on the oil feeding pipe is reduced, the corrosion resistance of the oil feeding pipe is further improved, the oil feeding pipe is prevented from being unfrozen in winter, and the oil feeding pipe is damaged, and internal fuel oil is leaked.

Example 2, referring to fig. 3, O-ring a13 is disposed at the joint between the outer wall of the boss 2 and the inner wall of the oil inlet pipe 9, and O-rings a13 are disposed at the upper and lower ends of the placing box 1001.

Referring to fig. 1, the rightmost end of the lower oil pipe 6 extends to the outside of the sealing element body 1, one side of the lower oil pipe 6, which is far away from the sealing element body 1, is in threaded connection with an oil outlet pipe 7, the rightmost end of the lower oil pipe 6 is provided with an O-shaped sealing ring b14, the O-shaped sealing ring b14 is arranged on the outer wall of the oil outlet pipe 7, the O-shaped sealing ring is simple in structure and good in sealing performance, the O-shaped rubber sealing ring is extremely simple in section structure, and has a self-sealing effect, and the sealing performance is reliable.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

In addition, the descriptions related to the first, the second, etc. in the present invention are only used for description purposes, do not particularly refer to an order or sequence, and do not limit the present invention, but only distinguish components or operations described in the same technical terms, and are not understood to indicate or imply relative importance or implicitly indicate the number of indicated technical features. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and all simple modifications and equivalent variations of the above embodiment according to the present invention are within the scope of the present invention.

Claims

1. High-efficient oil pipe sealing member, including sealing member body (1), its characterized in that: the sealing element is characterized in that the sealing element body (1) is 90 degrees, the boss (2) is arranged at the top of the sealing element body (1), one side, far away from the sealing element body (1), of the boss (2) is provided with a circular truncated cone-shaped oil inlet (3) with an upper opening diameter larger than a lower opening diameter, an accommodating cavity (4) is arranged inside the sealing element body (1), the accommodating cavity (4) is communicated with the oil inlet (3) through an upper oil pipe (5) which is vertically arranged, the right side of the accommodating cavity (4) is provided with a lower oil pipe (6) communicated with the accommodating cavity (4), the rightmost end of the lower oil pipe (6) extends to the outside of the sealing element body (1), one side, far away from the sealing element body (1), of the lower oil pipe (6) is in threaded connection with an oil outlet pipe (7), the outer wall of the joint of the oil outlet pipe (7) and the lower oil pipe (6) is provided with a fastening piece (8), and an oil inlet pipe (9) is installed on the outer wall of the boss (2) in a matched mode, boss (2) outer wall with advance oil pipe (9) inner wall and laminate mutually, advance to be connected through latch device (10) between oil pipe (9) and boss (2), it is equipped with heat preservation (11) to go up oil pipe (5) outer wall, heat preservation (11) inside is equipped with heating resistor silk (12) around going up oil pipe (5) outer wall.

2. The high efficiency tubing seal of claim 1, wherein: clamping device (10) is including placing box (1001), compression pole (1002), spring (1003), it inlays on advancing oil pipe (9) inner wall to place box (1001), it is equipped with cavity (1004) to place box (1001) inside, it is equipped with intercommunication cavity (1004) and the inside first opening (1005) of straight tube to place box (1001) and be close to advance oil pipe (9) inside one side, it is equipped with intercommunication cavity (1004) and advance oil pipe (9) outside second opening (1006) to place box (1001) and keep away from inside one side of advancing oil pipe (9), compression pole (1002) are passed second opening (1006), first opening (1005) and cavity (1004) from advancing oil pipe (9) outside and are stretched into inside advancing oil pipe (9), it is equipped with baffle (1007) that the diameter is greater than second opening (1006) to compress pole (1002) keep away from advance oil pipe (9) inside one side, the welding has on compression pole (1002) diameter to be greater than first opening (1005) and the compression opening (1006) of second opening (1006) The compression plate (1008) is located inside the cavity (1004), the compression rod (1002) is sleeved with a spring (1003) pressed on the inner wall of the placing box (1001) and the compression plate (1008), and grooves (201) matched with the compression rod (1002) are formed in the outer walls of the two ends of the boss (2).

3. The high efficiency tubing seal of claim 2, wherein: the joint of the outer wall of the boss (2) and the inner wall of the oil inlet pipe (9) is provided with an O-shaped sealing ring a (13), and the O-shaped sealing ring a (13) is arranged at the upper end and the lower end of the placement box (1001).

4. The high efficiency tubing seal of claim 1, wherein: fastener (8) are including last semicircle block frame (801) and semicircle block frame (802) down, it is articulated with semicircle block frame (802) junction one end down to go up semicircle block frame (801), and the other end is equipped with connecting block (803), connecting block (803) are including connecting block (8031) and lower connecting block (8032), go up connecting block (8031) and last semicircle block frame (801) lateral wall fixed connection, lower connecting block (8032) and semicircle block frame (802) lateral wall fixed connection down, go up connecting block (8031) and lower connecting block (8032) through bolt (804) fixed connection.

5. The high efficiency tubing seal of claim 4, wherein: the inner walls of the upper semicircular clamping frame (801) and the lower semicircular clamping frame (802) are attached with a sealing layer (805), and the inner side wall of the sealing layer (805) is matched with the joint of the oil outlet pipe (7) and the lower oil pipe (6).

6. The high efficiency tubing seal of claim 1, wherein: the rightmost end of the lower oil pipe (6) is provided with an O-shaped sealing ring b (14), and the O-shaped sealing ring b (14) is arranged on the outer wall of the oil outlet pipe (7).