CN207171898U - Oil nozzle wrench - Google Patents
Oil nozzle wrench Download PDFInfo
- Publication number
- CN207171898U CN207171898U CN201721023921.5U CN201721023921U CN207171898U CN 207171898 U CN207171898 U CN 207171898U CN 201721023921 U CN201721023921 U CN 201721023921U CN 207171898 U CN207171898 U CN 207171898U
- Authority
- CN
- China
- Prior art keywords
- rod
- lubricating nipple
- nipple wrench
- oil nozzle
- wall
- 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.)
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Links
- 230000001050 lubricating effect Effects 0.000 claims description 50
- 210000002445 nipple Anatomy 0.000 claims description 50
- 238000007789 sealing Methods 0.000 claims description 18
- 210000004907 gland Anatomy 0.000 claims description 12
- 238000007373 indentation Methods 0.000 claims description 6
- 238000003466 welding Methods 0.000 claims description 4
- 238000010276 construction Methods 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 238000000034 method Methods 0.000 abstract description 5
- 239000003129 oil well Substances 0.000 abstract description 4
- 238000002347 injection Methods 0.000 abstract description 2
- 239000007924 injection Substances 0.000 abstract description 2
- 230000008878 coupling Effects 0.000 abstract 1
- 238000010168 coupling process Methods 0.000 abstract 1
- 238000005859 coupling reaction Methods 0.000 abstract 1
- 239000003921 oil Substances 0.000 description 78
- 238000009434 installation Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000945 filler Substances 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- 241000276425 Xiphophorus maculatus Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 230000005489 elastic deformation Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- ZZUFCTLCJUWOSV-UHFFFAOYSA-N furosemide Chemical compound C1=C(Cl)C(S(=O)(=O)N)=CC(C(O)=O)=C1NCC1=CC=CO1 ZZUFCTLCJUWOSV-UHFFFAOYSA-N 0.000 description 1
- 239000010720 hydraulic oil Substances 0.000 description 1
- 238000001727 in vivo Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000003305 oil spill Substances 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Landscapes
- Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)
Abstract
The utility model discloses a glib spanner belongs to oil field apparatus field. This glib spanner includes: the device comprises a rod body, a pipe body, a magnetic sucker and a pressure relief cylinder. Wherein, the lower extreme coaxial coupling of body of pipe and the body of rod. Two opposite T-shaped grooves are formed in the side wall of the lower end of the tube body, and a limiting step located above the T-shaped grooves is arranged in the tube body. The magnetic sucker is arranged on the limiting step and used for sucking the oil nozzle. The pressure relief cylinder is detachably mounted on the oil nozzle sleeve, a through hole is formed in the upper end of the pressure relief cylinder, and a pressure relief hole communicated with the inner cavity is formed in the side wall of the pressure relief cylinder. The rod body can axially move to penetrate through the through hole, and an annular space is formed between the outer wall of the pipe body and the inner wall of the pressure relief cylinder. The utility model provides a glib spanner not only can avoid dismantling in-process glib talker and deviate from in the body, falls into in the flow pipeline to influence the normal production operation of oil well, but also can avoid the interior area of flow pipeline to press oil gas direct injection to the human body, cause the harm to the human body.
Description
Technical field
Oil field instrument field is the utility model is related to, more particularly to a kind of lubricating nipple wrench.
Background technology
After producing well fracturing work, discharge opeing operation is typically carried out by the flow pipeline on wellhead tree tree, wherein, flow
The port of export of pipeline is provided with resistance oil nozzle sleeve, and the end set of resistance oil nozzle sleeve has plug, is internally provided with and is threadedly coupled with the resistance oil nozzle sleeve
Oil nozzle, the oil nozzle is is provided with the cylindrical empty cavity configurations of two relative bumps on the outer wall of upper end, for controlling discharge opeing to make
The discharge capacity of liquid during industry.But easily (i.e. internal diameter is in hydraulic oil air-flow greatly for generation internal diameter thorn after long-term use for oil nozzle
Effect is lower to become big), or clogging.In order to ensure being smoothed out for discharge opeing operation, generally use lubricating nipple wrench dismounts oil nozzle,
To be checked oil nozzle, be cleared up in time and be changed, therefore it provides a kind of lubricating nipple wrench is highly important.
Prior art provides a kind of lubricating nipple wrench, including:It is the body of rod, coaxially connected with the body of rod lower end, and Open Side Down
Cap body, be provided with from bottom to top in the side wall of the cap body lower end two it is relative, and the vertical groove of vertical connection and level are recessed
Groove.When being installed or removed to oil nozzle, the plug on resistance oil nozzle sleeve is dismantled, and the cap body on lubricating nipple wrench is sleeved on oil
On oil nozzle in muzzle, oil nozzle is driven to rotate by rotating the body of rod, to complete the installation or removal of oil nozzle.To being set with oil nozzle
During lubricating nipple wrench, vertical groove and horizontal groove that two boss on oil nozzle sequentially enter on lubricating nipple wrench, and block
In the end of horizontal groove, to complete suit of the lubricating nipple wrench on oil nozzle.
Designer has found that prior art at least has problems with:
Oil nozzle is stuck in the cap body of lubricating nipple wrench and dismounted by prior art, and oil nozzle is easily pulled after being disassembled from oil nozzle
Deviate from hand and fall into flow pipeline, so as to influence the normal production operation of oil well.Also, when dismounting oil nozzle, if stream
Oil gas with pressure in journey pipeline be present, then the oil gas with pressure can directly spray to human body at oil nozzle, and human body is caused damage.
Utility model content
In order to solve the above-mentioned technical problem, the utility model embodiment provides a kind of lubricating nipple wrench.Concrete technical scheme
It is as follows:
The utility model embodiment provides a kind of lubricating nipple wrench, including:The body of rod;
The lubricating nipple wrench also includes:The coaxially connected body with the lower end of the body of rod, the side wall of the bottom of the pipe
On be provided with two relative T-slots, the limited step being provided with the body above the T-slot;
Magnetic suction disc, it is arranged on the limited step, for holding oil nozzle;
Pressure release cylinder, is removably mountable on resistance oil nozzle sleeve, and upper end is provided with through hole, is provided with what is connected with inner chamber in side wall
Relief hole;
The body of rod axially displaceably passes through the through hole, between the outer wall of the body and the inwall of the pressure release cylinder
Formed with annular space.
Specifically, preferably, the lubricating nipple wrench also includes:Handle, it is arranged on the top of the body of rod.
Specifically, preferably, the lubricating nipple wrench also includes:The centering piece being arranged in the pressure release cylinder;
The centering piece is used for the body of rod described in righting.
Specifically, preferably, centering piece elastic construction in a ring, has the radial indentation run through up and down;
Two relative holding holes are provided with the centering piece of the radial indentation both sides;
Peripherally disposed on the inwall of the pressure release cylinder to have annular groove, the outer wall of the centering piece is embedded in the annular
In groove;
The body of rod axially displaceably passes through the inner ring of the centering piece, and on the centering piece, the pressure release cylinder
Through hole, the axis of the body of rod overlap.
Specifically, preferably, the lower end of the body of rod is provided with blind hole;
The lubricating nipple wrench also includes:Spring, upper end and the roof of the blind hole offset, lower end and the magnetic suction disc
Upper end offsets.
Specifically, preferably, the body of rod includes:Rod-type body and the connection for being arranged on the rod-type body lower end
Portion;
The external diameter of the connecting portion is more than the external diameter of the rod-type body, and the upper end spiral shell of the connecting portion and the body
Line connects.
Specifically, preferably, the lubricating nipple wrench also includes:Jump ring, the jump ring include:Ring body, it is arranged on
Multiple projections on the ring body outer wall;
Multiple upper fixing grooves are provided with the bottom side of the wall of the connecting portion;
Multiple lower fixing grooves relative with fixed groove are provided with the upper end side wall of the body;
The ring body is sleeved in the annular groove opened up on the body of rod outer wall, so that the projection is contained in institute
State fixing groove and the lower fixing groove coordinates the stopper slot intracavitary formed.
Specifically, preferably, the lubricating nipple wrench also includes:Seal pipe, be connected with the upper end of the seal pipe it is close
Sealed cover;
The lower end of the seal pipe and the upper end of the pressure release cylinder are coaxially connected;
The body of rod axially displaceably passes through the sealing gland and the seal pipe, and the body of rod and the sealing
Contact to gland dynamic sealing.
Specifically, preferably, the upper end of the seal pipe is threadedly coupled with the lower end of sealing gland.
Specifically, preferably, the lower end of the seal pipe is connected in a welding manner with the upper end of the pressure release cylinder.
The beneficial effect brought of technical scheme that the utility model embodiment provides is:
The lubricating nipple wrench that the utility model embodiment provides, by setting body, and sets T in the side wall of bottom of the pipe
Type groove, it is engaged with the boss on oil nozzle, to block oil nozzle, is easy to stably dismount oil nozzle.By being set in body
Limited step is put, and magnetic suction disc is set on limited step, to hold oil nozzle, avoids oil nozzle when being dismounted to it from managing certainly
Abjection in vivo, falls into flow pipeline, so as to influence the normal production operation of oil well.By setting pressure release cylinder, and in pressure release cylinder
Side wall on relief hole is set, during oil nozzle is dismounted, only need to keep relief hole all the time towards ground direction, you can avoid
Oil gas with pressure in flow pipeline directly sprays to human body, and human body is caused damage.By making in the outer wall and pressure release cylinder of body
Annular space is formed between wall, ensure that oil gas with pressure in flow pipeline by the annular space, is smoothly discharged from relief hole,
Avoid influenceing the normal use of lubricating nipple wrench.
Brief description of the drawings
, below will be to needed for embodiment description in order to illustrate more clearly of the technical scheme in the embodiment of the utility model
The accompanying drawing to be used is briefly described, it should be apparent that, drawings in the following description are only some realities of the present utility model
Example is applied, for those of ordinary skill in the art, on the premise of not paying creative work, can also be according to these accompanying drawings
Obtain other accompanying drawings.
Fig. 1 is the diagrammatic cross-section for the lubricating nipple wrench that the utility model embodiment provides;
Fig. 2 is the schematic cross-section for the centering piece that the utility model embodiment provides;
Fig. 3 is the schematic cross-section for the jump ring that the utility model embodiment provides.
Reference represents respectively:
1 body of rod,
101 rod-type bodies,
102 connecting portions,
2 bodys,
201 T-slots,
3 magnetic suction discs,
4 pressure release cylinders,
401 relief holes,
5 handles,
6 centering pieces,
601 breach,
602 holding holes,
7 springs,
8 jump rings,
801 ring bodies,
802 projections,
901 seal pipes,
902 sealing glands.
Embodiment
It is new to this practicality below in conjunction with accompanying drawing to make the purpose of this utility model, technical scheme and advantage clearer
Type embodiment is described in further detail.
It should be noted that resistance oil nozzle sleeve is connected with the port of export of flow pipeline on production tree, its end set has plug, interior
Portion is provided with the oil nozzle being threadedly coupled with it.Wherein, oil nozzle, resistance oil nozzle sleeve and plug are along flow pipeline horizontal arrangement, oil nozzle
Iron cylindrical empty cavity configuration, two relative projections, the projection and the T of the lower end of body 2 are provided with the lateral wall of its upper end
Type groove is adapted.In addition, when installing or removing oil nozzle, it is required to first pull down the plug on resistance oil nozzle sleeve.
The utility model embodiment provides a kind of lubricating nipple wrench, and as shown in Figure 1, the lubricating nipple wrench includes:The body of rod 1,
Body 2, magnetic suction disc 3 and pressure release cylinder 4.Wherein, the lower end of body 2 and the body of rod 1 is coaxially connected.Set in the side wall of the lower end of body 2
It is equipped with two relative T-slots 201, the limited step being provided with body 2 above T-slot 201.Magnetic suction disc 3 is set
On limited step, for holding oil nozzle.Pressure release cylinder 4 is removably mountable on resistance oil nozzle sleeve, and upper end is provided with through hole, in side wall
It is provided with the relief hole 401 of inner chamber connection.The body of rod 1 axially displaceably passes through through hole, and the outer wall of body 2 is interior with pressure release cylinder 4
Formed with annular space between wall.
It should be noted that the T-slot 201 in the utility model embodiment includes:Vertical section, and middle part and vertical section
Upper end connection horizontal segment.Vertical section is upwardly extended from the lower surface of body 2 until being connected with horizontal segment.
The operation principle with regard to the lubricating nipple wrench, which is given, below describes:
When using the lubricating nipple wrench dismounting oil injection nozzle, pressure release cylinder 4 is arranged on resistance oil nozzle sleeve, the body of rod is promoted into resistance oil nozzle sleeve
1, the body of rod 1 is driven body 2 to motion at oil nozzle, until two boss of oil nozzle side wall enter the T-slot 201 of the lower end of body 2
Vertical section, when its reach T-slot 201 horizontal segment when, rotate the body of rod 1, and then drive body 2 rotate, make the boss enter
And the end of the horizontal segment of T-slot 201 is stuck in, meanwhile, magnetic suction disc 3 holds oil nozzle.Now, the body of rod 1 is rotated further, makes body
2 drive oil nozzle to rotate, and oil nozzle is pulled down from resistance oil nozzle sleeve.In the process, by the court all the time of the relief hole 401 on pressure release cylinder 4
Earthward (in use, the use state of the lubricating nipple wrench be Fig. 1 in state rotate clockwise 90 ° after state in which).
The installation process of oil nozzle and above-mentioned unloading process are basically identical, and difference is:When carrying out oil nozzle installation, work as body
2 when being stuck in the end of the horizontal segment of T-slot 201, only need to rotate backward the body of rod 1, makes it drive body 2 and oil nozzle to rotate backward,
And then oil nozzle is arranged in resistance oil nozzle sleeve.
The lubricating nipple wrench that the utility model embodiment provides, by setting body 2, and sets in the side wall of the lower end of body 2
T-slot 201 is put, is engaged with the boss on oil nozzle, to block oil nozzle, is easy to stably dismount oil nozzle.By in pipe
Limited step is set in body 2, and magnetic suction disc 3 is set on limited step, to hold oil nozzle, is avoided when being dismounted to it
Oil nozzle is deviate from from body 2, falls into flow pipeline, so as to influence the normal production operation of oil well.By setting pressure release cylinder 4,
And relief hole 401 is set in the side wall of pressure release cylinder 4, during oil nozzle is dismounted, only it need to keep the direction all the time of relief hole 401
Ground direction, you can avoid the oil gas with pressure in flow pipeline from directly spraying to human body, caused damage to human body.By making body 2
Outer wall and pressure release cylinder 4 inwall between form annular space, it is empty to ensure that oil gas with pressure in flow pipeline passes through the annular
Between, smoothly discharged from relief hole 401, avoid influenceing the normal use of lubricating nipple wrench.
The both ends of the horizontal segment of T-slot 201 are arranged to arcuate structure.
Wherein, limited step can be loop configuration, and magnetic suction disc 3 could be arranged to the circle being adapted with the limited step
Platy structure, to expand the contact area of magnetic suction disc 3 and oil nozzle, suction of the increase magnetic suction disc 3 to oil nozzle.
In order to ensure that magnetic suction disc 3 has enough suction to oil nozzle, the magnetic suction disc 3 could be arranged to strong magnets,
Strong magnets are common for this area, and those skilled in the art can be obtained by purchased in market, for example, it can be Shenzhen
The strong magnets that Hong Mingci industry Co., Ltd of city produces and sold.
Further, in order to magnetic suction disc 3 is held out against on limited step, it is avoided to be shaken on limited step,
So as to influence operation effectiveness.The lower end of the body of rod 1 is provided with blind hole.The lubricating nipple wrench also includes:Spring 7 (referring to accompanying drawing 1).The bullet
The upper end of spring 7 and the roof of blind hole offset, and lower end and the upper end of magnetic suction disc 3 offset.
In order to mitigate the quality of the body of rod 1, realizing that lubricating nipple wrench is light-weighted simultaneously, improving the body of rod 1 and be connected with body 2
Steadiness.As shown in Figure 1, the body of rod 1 includes:Rod-type body 101 and the connecting portion 102 for being arranged on the lower end of rod-type body 101;
The external diameter of connecting portion 102 is more than the external diameter of rod-type body 101, and connecting portion 102 is connected with the threaded upper ends of body 2.
Wherein, rod-type body 101 is adapted with the size of through hole on pressure release cylinder 4.
In order to ensure that pressure release cylinder 4 is connected fastening with resistance oil nozzle sleeve, while it is easy to dismount pressure release cylinder 4 on resistance oil nozzle sleeve, by pressure release
Cylinder 4 is threadedly coupled with resistance oil nozzle sleeve.Specifically, external screw thread is provided with the outer wall of the lower end of pressure release cylinder 4, is set on the inwall of resistance oil nozzle sleeve
There is the internal thread being adapted with the external screw thread.
The body of rod 1 is rotated for the ease of staff, to dismount oil nozzle.As shown in Figure 1, lubricating nipple wrench also includes:Handle
5, the handle 5 is arranged on the top of the body of rod 1.
Wherein, the shape of handle 5 can be a variety of, for example, it can be shaft-like, discoid etc., as long as facilitating work
Make personnel's rotation.
Handle 5 be arranged on the body of rod 1 mode can also have it is a variety of, for example, both can be connected through a screw thread, and also may be used
To connect in a welding manner, it can also utilize nut that handle 5 is fixed on into the body of rod 1 first-class.Specifically, when handle 5 is shaft-like
When, the top of the body of rod 1 is provided with square structure, and the square through hole being adapted with the square structure is provided with the middle part of handle 5,
External screw thread is provided with the outer wall of the body of rod 1 of the top of the square structure.During installation, handle 5 is enclosed on using the square through hole
On the square structure on the top of the body of rod 1, and it is threadedly coupled using nut with the body of rod 1, the nut is offseted with handle 5, by the hand
Handle 5 is fixed on the body of rod 1.
During oil nozzle is dismounted, in order to realize the righting to the body of rod 1, ensure the axis and pressure release cylinder 4 and oil of the body of rod 1
The axis of muzzle overlaps, and avoids the body of rod 1 from being worn in operation process, so as to influence being smoothed out for oil nozzle dismounting operation.
As shown in Figure 1, lubricating nipple wrench also includes:The centering piece 6 being arranged in pressure release cylinder 4.The centering piece 6 is used for the righting body of rod 1.
As a kind of example, as shown in Figure 2, the elastic construction in a ring of centering piece 6, there is the radial indentation run through up and down
601;
Two relative holding holes 602 are provided with the centering piece 6 of the both sides of radial indentation 601;
Peripherally disposed on the inwall of pressure release cylinder 4 to have annular groove, the outer wall of centering piece 6 is embedded in annular groove;
The body of rod 1 axially displaceably passes through the inner ring of centering piece 6, and centering piece 6, the through hole on pressure release cylinder 4, the body of rod 1
Axis overlaps.
When installing the centering piece 6, by two holding holes 602 on holder (such as gripper clamp) insertion centering piece 6, and close
The holder is closed, to drive two plus the relative motion of holding holes 602, makes centering piece 6 that elastic deformation occur, and then make breach 601
Closure, form a complete circular ring structure.Now, annular groove location centering piece 6 being put into pressure release cylinder 4, clamping is extracted
Part, the external diameter under elastic force effect of centering piece 6 becomes big, restored to the original state, and then enters in the annular groove.Now, the axis of centering piece 6
It is axially coincident with the through hole on pressure release cylinder 4 and the body of rod 1.
Based on above-mentioned, by the way that centering piece 6 is arranged into cyclic spring structure, and two holding holes are set on centering piece 6
602 and closeable breach 601, while the outer ring portion of centering piece 6 is arranged in annular groove, make the body of rod 1 slideably
Through the inner ring of centering piece 6, the axis of centering piece 6 overlaps with the axis of the through hole on pressure release cylinder 4, the body of rod 1, not only realizes pair
Fixation of the middle part 6 in pressure release cylinder 4, and complete the righting to the body of rod 1.
Wherein, the internal diameter of centering piece 6 is adapted with the external diameter of the body of rod 1.
In order to ensure that the body of rod 1 is connected fastening with body 2, at the same it is easy to disassemble, not only facilitate and the body of rod 1 is changed, and
And the magnetic suction disc 3 for being convenient for changing body 2 and being arranged in body 2, the threaded upper ends of the lower end of the body of rod 1 and body 2 are connected
Connect.And in order to further improve the tightness that the body of rod 1 is connected with body 2, the body of rod 1 and the screw thread on body 2 can be arranged to
Taper thread (i.e. the lower end of the body of rod 1 and the upper end of body 2 is respectively provided with taper).
Further, loosened after being threadedly coupled in order to avoid the body of rod 1 with body 2, as shown in figure 1, lubricating nipple wrench is also
Including:Jump ring 8.Jump ring 8 includes:Ring body 801 and multiple projections 802 for being arranged on the outer wall of ring body 801 are (referring to attached
Fig. 3).Multiple upper fixing grooves are provided with the bottom side of the wall of connecting portion 102;Be provided with the upper end side wall of body 2 it is multiple with it is upper
The relative lower fixing groove of fixing groove;Ring body 801 is sleeved in the annular groove opened up on the outer wall of the body of rod 1, so that projection 802
It is contained in fixing groove and lower fixing groove coordinates the stopper slot intracavitary formed.
When mounted, jump ring 8 is enclosed on to the lower end of the body of rod 1, and the upper end of body 2 is connected with the lower end of the body of rod 1, makes card
Multiple projections 802 on spring 8 are stuck in the upper fixing groove of the body of rod 1 and coordinate the stopper slot intracavitary formed with the lower fixing groove of body 2.Its
In, the structure of spacing vallecular cavity is adapted with the structure of projection 802.
When body 2 is pulled down from the body of rod 1, need to only extracting tool (such as flat mouth screwdriver) be used to insert spacing vallecular cavity
It is interior, projection 802 is crushed, then body 2 is backed out.
In order to improve the sealing between the body of rod 1 and pressure release cylinder 4, the oil gas with pressure of pressure release cylinder 4 is avoided enter into from pressure release cylinder 4
The through hole of upper end is sprayed, and human body is caused damage.As shown in Figure 1, the lubricating nipple wrench also includes:Seal pipe 901 and seal pipe
The sealing gland 902 of 901 upper end connection.Wherein, the lower end of seal pipe 901 and the upper end of pressure release cylinder 4 are coaxially connected.The body of rod 1
Sealing gland 902 and seal pipe 901 are axially displaceably passed through, and the body of rod 1 contacts with the dynamic sealing of sealing gland 902, prevents
Leaked from through hole oil spill gas.
In order to further improve the sealing between the body of rod 1 and pressure release cylinder 4, filler can be placed (such as in seal pipe 901
Packing).And for the ease of dismounting the body of rod 1, and filler is placed into seal pipe 901, while ensure that seal pipe 901 is pressed with sealing
The connection fastening of lid 902, the upper end of seal pipe 901 is threadedly coupled with the lower end of sealing gland 902.
In order to ensure that seal pipe 901 is connected fastening with pressure release cylinder 4, seal pipe 901 and pressure release cylinder 4 in operation process are avoided
Between be broken, the lower end of seal pipe 901 is connected in a welding manner with the upper end of pressure release cylinder 4.
Preferred embodiment of the present utility model is the foregoing is only, not to limit the scope of protection of the utility model,
All any modification, equivalent substitution and improvements within the spirit and principles of the utility model, made etc., should be included in this reality
Within new protection domain.
Claims (10)
1. a kind of lubricating nipple wrench, including:The body of rod (1);
Characterized in that, the lubricating nipple wrench also includes:The body (2) coaxially connected with the lower end of the body of rod (1), the pipe
Two relative T-slots (201) are provided with the side wall of body (2) lower end, are provided with the body (2) positioned at the T-slot
(201) limited step above;
Magnetic suction disc (3), is arranged on the limited step, for holding oil nozzle;
Pressure release cylinder (4), is removably mountable on resistance oil nozzle sleeve, and upper end is provided with through hole, is provided with what is connected with inner chamber in side wall
Relief hole (401);
The body of rod (1) axially displaceably passes through the through hole, and the outer wall of the body (2) is interior with the pressure release cylinder (4)
Formed with annular space between wall.
2. lubricating nipple wrench according to claim 1, it is characterised in that the lubricating nipple wrench also includes:Handle (5), set
On the top of the body of rod (1).
3. lubricating nipple wrench according to claim 1, it is characterised in that the lubricating nipple wrench also includes:It is arranged on described let out
Centering piece (6) in pressure cylinder (4);
The centering piece (6) is used for the body of rod (1) described in righting.
4. lubricating nipple wrench according to claim 3, it is characterised in that the centering piece (6) elastic construction in a ring, have
The radial indentation (601) run through up and down;
Two relative holding holes (602) are provided with the centering piece (6) of radial indentation (601) both sides;
Peripherally disposed on the inwall of the pressure release cylinder (4) to have annular groove, the outer wall of the centering piece (6) is embedded in the ring
In shape groove;
The body of rod (1) axially displaceably passes through the inner ring of the centering piece (6), and the centering piece (6), the pressure release cylinder
(4) axis of through hole, the body of rod (1) on overlaps.
5. lubricating nipple wrench according to claim 1, it is characterised in that the lower end of the body of rod (1) is provided with blind hole;
The lubricating nipple wrench also includes:Spring (7), upper end and the roof of the blind hole offset, lower end and the magnetic suction disc (3)
Upper end offset.
6. lubricating nipple wrench according to claim 1, it is characterised in that the body of rod (1) includes:Rod-type body (101) and
It is arranged on the connecting portion (102) of rod-type body (101) lower end;
The external diameter of the connecting portion (102) be more than the rod-type body (101) external diameter, and the connecting portion (102) with it is described
The threaded upper ends connection of body (2).
7. lubricating nipple wrench according to claim 6, it is characterised in that the lubricating nipple wrench also includes:Jump ring (8), it is described
Jump ring (8) includes:Ring body (801), the multiple projections (802) being arranged on the ring body (801) outer wall;
Multiple upper fixing grooves are provided with the bottom side of the wall of the connecting portion (102);
Multiple lower fixing grooves relative with fixed groove are provided with the upper end side wall of the body (2);
The ring body (801) is sleeved in the annular groove opened up on the body of rod (1) outer wall, so that the projection
(802) it is contained in fixed groove and the lower fixing groove coordinates the stopper slot intracavitary formed.
8. lubricating nipple wrench according to claim 1, it is characterised in that the lubricating nipple wrench also includes:Seal pipe (901),
The sealing gland (902) being connected with the upper end of the seal pipe (901);
The lower end of the seal pipe (901) and the upper end of the pressure release cylinder (4) are coaxially connected;
The body of rod (1) axially displaceably passes through the sealing gland (902) and the seal pipe (901), and the body of rod
(1) contacted with the sealing gland (902) dynamic sealing.
9. lubricating nipple wrench according to claim 8, it is characterised in that the upper end of the seal pipe (901) and sealing gland
(902) lower end threaded connection.
10. lubricating nipple wrench according to claim 8, it is characterised in that the lower end of the seal pipe (901) and the pressure release
The upper end of cylinder (4) connects in a welding manner.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201721023921.5U CN207171898U (en) | 2017-08-16 | 2017-08-16 | Oil nozzle wrench |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201721023921.5U CN207171898U (en) | 2017-08-16 | 2017-08-16 | Oil nozzle wrench |
Publications (1)
Publication Number | Publication Date |
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CN207171898U true CN207171898U (en) | 2018-04-03 |
Family
ID=61741198
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201721023921.5U Active CN207171898U (en) | 2017-08-16 | 2017-08-16 | Oil nozzle wrench |
Country Status (1)
Country | Link |
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CN (1) | CN207171898U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115874994A (en) * | 2023-02-21 | 2023-03-31 | 四川宏大安全技术服务有限公司 | Oil nozzle combination device for gas production |
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2017
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115874994A (en) * | 2023-02-21 | 2023-03-31 | 四川宏大安全技术服务有限公司 | Oil nozzle combination device for gas production |
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