CN210704521U - Spanner for packing box pressing cap - Google Patents
Spanner for packing box pressing cap Download PDFInfo
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- CN210704521U CN210704521U CN201921189906.7U CN201921189906U CN210704521U CN 210704521 U CN210704521 U CN 210704521U CN 201921189906 U CN201921189906 U CN 201921189906U CN 210704521 U CN210704521 U CN 210704521U
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- head
- arm
- packing box
- force
- assembly
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Abstract
The utility model discloses a spanner for packing box pressure cap belongs to the oil well repair tools field. This spanner includes the arm of force, support head and assembly head, the middle part at the arm of force is fixed to the one end of supporting the head, support the other end protrusion of head in the arm of force, the one end at the arm of force is fixed to the one end of assembly head, the other end protrusion in the arm of force of assembly head, and the other end of assembly head and the other end of supporting the head all lie in the same one side of the arm of force, movable mounting has on the other end of assembly head to be used for pressing the cap with the packing box and can dismantle the assembly together, press the cap with the packing box and press the assembly part of pressing between the other end of assembly head and the. The utility model discloses can realize the quick assembly disassembly of packing box pressure cap.
Description
Technical Field
The utility model relates to an oil well repair tools field, in particular to a spanner that is used for packing box to press cap.
Background
The packing box is an important sealing part in the plunger pump, and it mainly includes box body, packing and pressure cap, and the box body suit is on treating sealed epaxial, and the packing sets up in the box body to the winding is on treating sealed epaxial, presses the cap to be in the same place with box body screw assembly, thereby extrudees the packing and treats sealed epaxial, in order to realize sealed.
Along with the service life's, the leakproofness of packing can reduce gradually, just need dismantle at this moment and press the cap to change the packing.
However, since the diameter of the pressing cap is usually large and the assembly between the pressing cap and the packing box is very tight, it is difficult for an operator to disassemble the pressing cap by hand.
Disclosure of Invention
The embodiment of the utility model provides a spanner for packing box pressure cap can realize the quick assembly disassembly that packing box pressed the cap. The technical scheme comprises the following steps:
the embodiment of the utility model provides a spanner for packing box pressure cap, the spanner includes the arm of force, supports head and assembly head, the one end of supporting the head is fixed the middle part of the arm of force, support the other end protrusion of head in the arm of force, the one end of assembly head is fixed the one end of the arm of force adds, the other end protrusion of assembly head in add the arm of force, just the assembly head the other end with the other end of supporting the head all is located add same one side of the arm of force, movable mounting has on the other end of assembly head to be used for pressing the cap demountable assembly together with the packing box, with will packing box pressure cap presss from both sides the dress and is in the other end of assembly head with support the assembly part between the other end of head.
The utility model discloses in the implementation of the embodiment, the assembly part is assembly bolt, the one end of assembly part is equipped with the nut, the other end of assembly part be equipped with be used for with screw assorted screw rod on the packing box pressure cap lateral wall.
The utility model discloses in another kind of implementation of the embodiment, be provided with the spout on the assembly head, the spout is followed the length direction of assembly head is along stretching, the screw rod cartridge is in the spout, the external diameter of nut is greater than the groove width of spout.
In another implementation of the embodiment of the present invention, the assembly head is a trapezoidal structural member, and the large end of the assembly head is fixedly connected to the force application arm.
In yet another implementation of the embodiment of the present invention, one end of the assembling head and the force applying arm are welded together.
In another implementation of the embodiment of the present invention, the other end of the supporting head is bent toward the other end of the assembly.
In another implementation of the embodiment of the present invention, the other end of the supporting head is flat, and the other end of the supporting head is perpendicular to the force applying arm.
In another implementation of the embodiment of the present invention, the joint between the supporting head and the assembling head is a circular arc.
In another implementation of the embodiment of the present invention, the supporting head and the force applying arm are an integral structure.
In another implementation manner of the embodiment of the present invention, the other end of the force applying arm is provided with an anti-slip handle.
The embodiment of the utility model provides a beneficial effect that technical scheme brought is:
use the embodiment of the utility model provides a during spanner dismouting packing box pressure cap, the assembly part can be in the same place with the assembly of packing box pressure cap to make the packing box pressure cap press the cap to press and is in the other end of assembly head with support between the other end of head. When an operator pulls the force-adding arm, the other end of the supporting head is abutted to the packing box pressing cap and serves as a fulcrum, and the assembling head drives the packing box pressing cap to rotate under the action of a lever, so that the packing box pressing cap is disassembled and assembled. And moreover, the force applying arm is long, so that the force arm of the wrench is long, the labor-saving effect is achieved, and an operator can finish quick disassembly and assembly of the packing box pressing cap.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a wrench for a packing box gland according to an embodiment of the present invention;
the symbols in the drawings represent the following meanings:
1. a force application arm; 11. an anti-slip handle; 2. a support head; 3. assembling a head; 31. a chute; 4. an assembly member; 41. a nut; 42. a screw.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, embodiments of the present invention will be described in further detail below with reference to the accompanying drawings.
The embodiment of the utility model provides a spanner for packing box pressure cap, see fig. 1, this spanner includes the arm of force 1, support head 2 and assembly head 3, the middle part at the arm of force 1 is fixed to the one end of supporting head 2, support the other end protrusion of head 2 in the arm of force 1, the one end at the arm of force 1 is fixed to the one end of assembly head 3, the other end protrusion of assembly head 3 in the arm of force 1, and the other end of assembly head 3 and the other end of supporting head 2 all lie in the same one side of the arm of force 1 that adds, movable mounting has on the other end of assembly head 3 to be used for pressing the cap with the packing box and can dismantle the assembly together, press the cap to press the packing box to press the assembly part 4 of clamp between the other end of assembly head 3 and the other end of.
Use the embodiment of the utility model provides a during spanner dismouting packing box pressure cap, assembly part 4 can be in the same place with the assembly of packing box pressure cap to make the packing box pressure cap press from both sides and press from both sides between the other end of assembly head 3 and the other end of supporting head 2. When an operator pulls the force adding arm 1, the other end of the support head 2 abuts against the packing box pressing cap and serves as a fulcrum, and the assembling head 3 drives the packing box pressing cap to rotate under the lever action, so that the packing box pressing cap is disassembled and assembled. And, because the moment arm 1 is longer, so the moment arm of spanner is longer to play the effect of laborsaving, make operating personnel can accomplish the quick assembly disassembly to packing box pressure cap.
In addition, the assembly part 4 and the packing box pressing cap are assembled together, so that the wrench cannot slip when being pulled, and the construction safety of operators is guaranteed.
In the embodiment, the wrench can be suitable for packing boxes of plunger pumps with various specifications, such as 5ZB130/7 type, 5ZB12/42 type, 5ZB20/43 type and the like.
In this embodiment, the assembly member 4 is a mounting bolt, one end of the assembly member 4 is provided with a nut 41, and the other end of the assembly member 4 is provided with a screw rod 42 for matching with a screw hole on the sidewall of the packing box gland.
In the above implementation, the nut 41 is provided to facilitate the operator to screw the fitting 4, and to prevent the fitting 4 from falling out of the fitting head 3. The screw rod 42 is arranged, so that the assembling nut 41 and the packing box pressing cap can be detachably assembled.
It should be noted that, in order to facilitate the assembly between the packing box pressing cap and other components of the plunger pump, a screw hole is usually provided on the side wall of the packing box pressing cap. That is to say, when using the spanner that this embodiment provided, need not set up the screw in addition on the packing box pressure cap, directly use the packing box pressure cap from the screw of taking can, improved the ease for use of spanner.
And, the specification of assembly part 4 can be adjusted according to the specification of the screw of packing box pressure cap, the utility model discloses do not do the restriction to this.
With continued reference to fig. 1, in the present embodiment, the mounting head 3 is provided with a slide groove 31, the slide groove 31 extends along the length direction of the mounting head 3, the screw rod 42 is inserted into the slide groove 31, and the outer diameter of the nut 41 is larger than the groove width of the slide groove 31.
In the above implementation manner, when the wrench is assembled to the packing box pressing cap, the packing box pressing cap can be accommodated in the gap between the assembling head 3 and the supporting head 2, and then the position of the assembling part 4 in the sliding groove 31 is adjusted, so that the assembling part 4 can be aligned to the screw hole of the packing box pressing cap, and the assembling between the assembling part 4 and the screw hole of the packing box pressing cap is facilitated.
It should be noted that, after the assembly part 4 and the screw hole of the packing box pressing cap are assembled in place, the nut 41 is tightly pressed on the assembly head 3 to fix the assembly part 4, the assembly head 3 and the packing box pressing cap.
Moreover, after the assembly part 4 is inserted into the screw hole of the packing box pressing cap, the positions of the assembly head 3 and the support head 2 can be properly adjusted, so that the assembly part 4 can be abutted against the inner wall of one end of the sliding groove 31, which is far away from the force adding arm 1, and when the wrench is wrenched, the assembly part 4 cannot unnecessarily slide in the sliding groove 31 and is fully stressed.
In this embodiment, the assembling head 3 is a trapezoidal structural member, and the large end of the assembling head 3 is fixedly connected with the force applying arm 1.
In the implementation mode, the large end of the assembling head 3 is fixedly connected with the force applying arm 1, so that the connection stability between the assembling head 3 and the force applying arm 1 can be ensured.
It should be noted that the larger end of the fitting head 3 refers to the end of the fitting head 3 with the larger volume, i.e., the right end of the fitting head 3 in fig. 1. Correspondingly, the small end of the fitting head 3 refers to the end of the fitting head 3 with smaller volume, i.e. the left end of the fitting head 3 in fig. 1.
Optionally, one end of the fitting head 3 is welded to the force applying arm 1.
In this way, the connection stability between the fitting head 3 and the stressing arm 1 can be further ensured.
In other embodiments, the assembling head 3 and the force applying arm 1 may be an integral structure, which is not limited by the present invention.
With continued reference to fig. 1, in this embodiment, the other end of the support head 2 is bent toward the other end of the fitting.
In above-mentioned implementation, will support first 2 settings of buckling, can increase the assembly head 3 and support the clearance between first 2 in limited space to be convenient for press the cap to the packing box and carry out the holding. In addition, the overall size of the wrench is relatively reduced, and the portability of the wrench is improved.
Optionally, the junction between the support head 2 and the fitting head 3 is rounded.
In the above implementation manner, since the sidewall of the packing box pressing cap is arc-shaped, the joint between the support head 2 and the assembly head 3 is arc-shaped, so that the packing box pressing cap can be better accommodated. And, also make the laminating packing box that the spanner can be better press the cap to better pulling packing box and pressing the cap.
In the present embodiment, the other end of the support head 2 is flat, and the other end of the support head 2 is arranged perpendicular to the force application arm 1.
In the above-mentioned implementation, set up support head 2 to flat, can effectual improvement support the area of contact between head 2 and the packing box pressure cap to further prevent that the spanner from skidding, improved operating personnel's operation safety.
Optionally, the support head 2 and the force arm 1 are a one-piece structural member.
In the above implementation mode, the supporting head 2 and the force applying arm 1 can be a whole round pipe, and the radian of the joint between the supporting head 2 and the force applying arm 1 can be formed by heating and bending. The other end of the support head 2 is flat and can be molded by pressing.
That is, the force arm 1 is a tubular structure, and in order to ensure that the force arm is enough for pulling the packing box pressing cap, the length thereof may be 500mm, and the diameter thereof may be 20 mm. It should be noted that, in other embodiments, the specification of the forcing arm 1 may be selected according to actual needs, and the present invention is not limited thereto.
Optionally, the other end of the force arm 1 is provided with an anti-slip handle 11.
In the above implementation, the anti-slip handle 11 may be conveniently held by an operator to prevent hands from being taken off.
For example, the anti-slip grip 11 may be a rubber structure member, thereby ensuring a friction coefficient of the surface of the anti-slip grip 11.
The following introduces the use of the wrench provided by the embodiment of the present invention:
firstly, a packing box pressing cap is accommodated in a gap between the other end of the assembling head 3 and the other end of the supporting head 2; then adjusting the position of the assembly part 4 in the sliding groove 31 so that the assembly part 4 can be assembled into the screw hole of the packing box pressing cap; then adjusting the position of the wrench relative to the packing box pressing cap to enable the assembly part 4 to abut against the inner wall of one end of the sliding groove 31 far away from the force adding arm 1, and screwing down the assembly part 4; and finally, the supporting head 2 is used as a shaft, and the force adding arm 1 is pulled so that the packing box pressing cap rotates, and the packing box pressing cap is disassembled and assembled.
Claims (10)
1. The wrench for the packing box pressing cap is characterized by comprising a force adding arm, a supporting head and an assembling head, wherein one end of the supporting head is fixed in the middle of the force adding arm, the other end of the supporting head protrudes out of the force adding arm, one end of the assembling head is fixed at one end of the force adding arm, the other end of the assembling head protrudes out of the force adding arm, the other end of the assembling head and the other end of the supporting head are located on the same side of the force adding arm, and an assembling part used for being detachably assembled with the packing box pressing cap is movably installed at the other end of the assembling head so as to clamp the packing box pressing cap between the other end of the assembling head and the other end of the supporting head.
2. The wrench as claimed in claim 1, wherein the fitting is a fitting bolt, a nut is provided at one end of the fitting, and a screw for matching with a screw hole on a sidewall of the packing box gland is provided at the other end of the fitting.
3. The wrench according to claim 2, wherein the mounting head is provided with a sliding groove extending along a length direction of the mounting head, the screw rod is inserted into the sliding groove, and an outer diameter of the nut is larger than a width of the sliding groove.
4. The wrench as claimed in claim 1, wherein the fitting head is a trapezoidal structural member, and a large end of the fitting head is fixedly connected to the force arm.
5. The wrench of claim 1, wherein the mounting head is welded to the force arm at one end.
6. A wrench as claimed in claim 1, wherein the other end of the support head is bent towards the other end of the fitting.
7. The wrench according to claim 1, wherein the other end of the support head is flat and the other end of the support head is arranged perpendicular to the force arm.
8. The wrench according to claim 1, wherein the junction between the support head and the mounting head is rounded.
9. The wrench according to claim 1, wherein the support head and the force arm are a unitary structural member.
10. The wrench according to claim 1, wherein the other end of the force arm is provided with an anti-slip grip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921189906.7U CN210704521U (en) | 2019-07-26 | 2019-07-26 | Spanner for packing box pressing cap |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921189906.7U CN210704521U (en) | 2019-07-26 | 2019-07-26 | Spanner for packing box pressing cap |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210704521U true CN210704521U (en) | 2020-06-09 |
Family
ID=70960375
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921189906.7U Active CN210704521U (en) | 2019-07-26 | 2019-07-26 | Spanner for packing box pressing cap |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210704521U (en) |
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2019
- 2019-07-26 CN CN201921189906.7U patent/CN210704521U/en active Active
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