CN216067225U - Packing gland fastening tool - Google Patents
Packing gland fastening tool Download PDFInfo
- Publication number
- CN216067225U CN216067225U CN202122516716.5U CN202122516716U CN216067225U CN 216067225 U CN216067225 U CN 216067225U CN 202122516716 U CN202122516716 U CN 202122516716U CN 216067225 U CN216067225 U CN 216067225U
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- fastening tool
- packing gland
- shaft
- base
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Abstract
The utility model provides a packing gland fastening tool, which comprises a fastening base, wherein the fastening base comprises an arc plate and a fixed block fixedly connected to the outer side surface of the arc plate, the arc plate is connected with a fixed shaft, the inner side surface of the arc plate is attached to the outer peripheral surface of a packing gland by inserting the fixed shaft into a second gland insertion hole, the packing gland fastening tool also comprises a movable shaft, the movable shaft is inserted into a first gland insertion hole through a base insertion hole in the arc plate, the packing gland fastening tool is not easy to slip, a reinforcing rod is fixedly connected to the fixed block, and the side surface of the fixed block forms a knocking surface. When the packing pressing cap fastening tool is used, an operator twists the pressing cap through the handle, and when the screwing force required by the pressing cap is large, the operator uses the tool to knock the side face of the fixing block to enable the pressing cap to rotate, so that handle deformation caused by knocking the handle is avoided, and the service life of the handle is prolonged.
Description
Technical Field
The utility model relates to the technical field of packing gland adjusting devices, in particular to a packing gland fastening tool.
Background
Along with the development of oil field oil extraction technology, the plunger pump oil extraction is widely applied to various large oil fields, and the plunger pump seals the reciprocating motion of the plunger through a packing and a pressing cap in the working process. In the production process, the tightness of the pressing cap needs to be adjusted sometimes, the circumferential surface of the pressing cap is uniformly provided with pressing cap insertion holes, during adjustment, the cylindrical rod piece is inserted into the pressing cap insertion holes, then the cylindrical rod piece is rotated, the pressing cap is rotated, and then the adjustment of the pressing cap is realized. However, after the sealing device is frequently used, the jack of the pressing cap deforms due to abrasion, the gap between the cylindrical rod piece and the jack is enlarged, the slipping phenomenon easily occurs during use, and the problems that operating personnel are injured, the sealing effect is poor and the like are caused.
To this, the chinese utility model patent that the publication number is CN207465134U discloses a press cap dismouting device, including the clamp, still be equipped with on the clamp and be used for corresponding the locating hole that link up with pressing the cap jack, press cap dismouting device still including being used for inserting locating hole and the corresponding movable claw that presses in the cap jack, stationary dog and movable claw interval set up, the clamp outside is equipped with the handle.
When the pressure cap dismounting device in the patent is used, an operator twists the pressure cap through the handle, when required twisting force is large, the operator uses tools to knock the handle to enable the pressure cap to rotate, and the knock handle deforms easily to influence the service life.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a packing gland fastening tool which avoids handle deformation and has long service life.
In order to achieve the purpose, the packing gland fastening tool adopts the following technical scheme:
a packing gland fastening tool comprises a fastening base, wherein the fastening base is provided with an arc-shaped inner surface which is used for being attached to the outer peripheral surface of a gland, and a base insertion hole which is correspondingly communicated with a first gland insertion hole in a packing gland is formed in the fastening base; the packing pressing cap fastening tool further comprises a movable shaft, a force applying rod fixedly connected with the fastening base and a fixed shaft connected to the fastening base, wherein the fixed shaft is used for being inserted into a second pressing cap insertion hole in the packing pressing cap, and the movable shaft comprises an insertion section which is used for being inserted into the first pressing cap insertion hole through a base insertion hole; the fastening base comprises an arc-shaped plate and a fixed block fixedly connected to the outer side face of the arc-shaped plate, the arc-shaped inner surface is formed by the inner side face of the arc-shaped plate, the base inserting hole is formed in the arc-shaped plate, the fixed shaft is connected to the arc-shaped plate, the reinforcing rod is fixedly connected with the fixed block, and the side face of the fixed block forms a knocking face.
The beneficial effects of the above technical scheme are that: compared with the prior art, the fastening base comprises the arc plate and the fixed block fixedly connected to the outer side face of the arc plate, the fixed shaft is connected to the arc plate, the fixed shaft is inserted into the second pressing cap insertion hole, the inner side face of the arc plate is attached to the outer peripheral face of the packing pressing cap, the movable shaft is inserted into the first pressing cap insertion hole through the base insertion hole in the arc plate, the packing pressing cap fastening tool is not prone to slipping, the reinforcing rod is fixedly connected with the fixed block, the side face of the fixed block forms a knocking face, when the screwing force required by the pressing cap is large, an operator uses a tool to knock the side face of the fixed block to enable the pressing cap to rotate, handle deformation caused by knocking the handle is avoided, and the service life of the handle is prolonged.
Furthermore, a connecting hole used for connecting the fixed shaft is formed in the arc-shaped plate, and the fixed connecting position of the fixed block and the arc-shaped plate is located between the connecting hole and the base inserting hole.
The beneficial effects of the above technical scheme are that: the fixed connection position of fixed block and arc is located between connecting hole and the base jack, uses the stress application pole or strikes the rotatory cap that presses of fixed block, and fixed axle and loose axle atress are even, press the cap jack wearing and tearing little, be difficult for producing the deformation, also make things convenient for application of force and rotation.
Furthermore, an included angle between the axis of the connecting hole and the axis of the base inserting hole is 45 degrees.
The beneficial effects of the above technical scheme are that: the contained angle between the axis of connecting hole and the axis of base jack is 45 degrees, can match the pressure cap of specific specification, and the cap fastening tool volume is pressed to whole packing is less, facilitates the use and accomodates.
Furthermore, the lateral surface of arc is the arcwall face, also is the arcwall face with the fixed binding face of the lateral surface laminating of arc on the fixed block.
The beneficial effects of the above technical scheme are that: the lateral surface of arc is the arcwall face, and is small, save material, convenient processing, and the stationary plane of fixed block and arc is the arcwall face, conveniently fixes the fixed block on the arc, and the area of contact of fixed block and arc is big, and the structure is more firm.
Furthermore, the reinforcing rod is in threaded connection with the fixing block, a threaded hole used for being connected with the reinforcing rod is formed in the fixing block, and the end face where the threaded hole is located is a plane.
The beneficial effects of the above technical scheme are that: the stress application rod is connected with the fixed block in a threaded mode, installation and disassembly are convenient, tools are stored after the stress application rod is used conveniently, and the end face where the threaded hole is located is a plane, so that the threaded hole is convenient to process.
Furthermore, the sectional area of the fixing block is gradually reduced towards the direction far away from the arc-shaped plate, and the knocking surface is an inclined surface.
The beneficial effects of the above technical scheme are that: the sectional area of fixed block reduces towards the direction of keeping away from the arc gradually, strikes the face and is the inclined plane, and the fixed block is approximately trapezoidal piece, provides bigger operating space for the insertion of loose axle and strike the fixed block.
Further, the movable shaft comprises a first shaft section and a second shaft section which are arranged at a set angle, and the insertion section is formed by the first shaft section or the second shaft section.
The beneficial effects of the above technical scheme are that: when one of the shaft sections is inserted into the first pressing cap insertion hole through the base insertion hole, the other shaft section is used for being held by an operator, and operation is facilitated.
Further, the first shaft section and the second shaft section are arranged at an included angle of 90 degrees.
The beneficial effects of the above technical scheme are that: the first shaft section and the second shaft section are arranged at an included angle of 90 degrees, so that the novel electric tool is convenient to grasp and small in required operation space.
Further, the second shaft section has a length greater than the length of the first shaft section.
The beneficial effects of the above technical scheme are that: when the operating space is great, insert first pressure cap jack with the second axle section through the base jack, when the operating space is less, insert first pressure cap jack with the first axle section through the base jack, make the loose axle be applicable to the pressure cap jack that inserts various spatial position, when the second axle section inserts and presses the cap jack, the first axle section can regard as the application of force pole to use, and the operation is nimble more convenient.
Further, the fixed axle is the screw thread pin, and screw thread pin threaded connection is on the arc.
The beneficial effects of the above technical scheme are that: fixed axle threaded connection is on the arc, conveniently changes the fixed axle after wearing and tearing.
Drawings
FIG. 1 is a schematic structural view of a packing gland fastening tool according to the present invention;
FIG. 2 is a schematic structural view of an arc plate of the packing gland fastening tool of the present invention;
FIG. 3 is a schematic structural view of a fixing block of the packing gland fastening tool of the present invention;
FIG. 4 is a schematic structural view of a threaded pin of the packing gland fastening tool of the present invention;
FIG. 5 is a schematic structural view of a forcing rod of the packing gland fastening tool of the present invention;
fig. 6 is a schematic structural view of a movable shaft of the packing gland fastening tool of the present invention.
In the figure: 1. fastening a base; 1-1, arc-shaped plates; 1-1-1, connecting hole; 1-1-2, a base jack; 1-1-3, medial side; 1-1-4, lateral surface; 1-2, fixing blocks; 1-2-1, a threaded hole; 1-2-2, lateral; 2. a stressing rod; 3. a fixed shaft; 4. a movable shaft; 4-1, a first shaft section; 4-2 and a second shaft section.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the detailed description and specific examples, while indicating the preferred embodiment of the utility model, are intended for purposes of illustration only and are not intended to limit the scope of the utility model. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present invention without making any creative effort, shall fall within the protection scope of the present invention.
It is noted that relational terms such as "first" and "second," and the like, may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
The features and properties of the present invention are described in further detail below with reference to examples.
One embodiment of the packing gland fastening tool of the present invention is shown in fig. 1, and includes a fastening base 1, and the fastening base 1 includes an arc-shaped plate 1-1. As shown in figure 2, the inner side surface 1-1-3 of the arc-shaped plate 1-1 is an arc-shaped inner surface, and the inner side surface 1-1-3 is used for being attached to the outer peripheral surface of the pressing cap. For convenience of processing, the outer side surface 1-1-4 of the arc-shaped plate 1-1 is an arc-shaped surface, and as shown in fig. 1, the outer side surface 1-1-4 is fixedly connected with a fixing block 1-2.
As shown in FIG. 3, for the convenience of fixing, the abutting surface of the fixing block 1-2, which abuts against and is fixed to the outer side surface 1-1-4 of the arc-shaped plate 1-1, is also an arc-shaped surface. The side face 1-2-2 of the fixed block 1-2 forms a knocking face, so that in order to facilitate knocking, the sectional area of the fixed block 1-2 is gradually reduced towards the direction far away from the arc-shaped plate 1-1, the knocking face 1-2-2 is an inclined face, and the fixed block 1-2 is approximately in a trapezoidal block structure. As shown in fig. 1 and 5, the packing gland fastening tool further comprises a stress application rod 2, a threaded hole 1-2-1 for connecting the stress application rod 2 is formed in the fixing block 1-2, the stress application rod 2 is in threaded connection with the fixing block 1-2, and in order to facilitate machining of the threaded hole, the end face where the threaded hole 1-2-1 is located is a plane.
As shown in fig. 1 and 4, the packing pressing cap fastening tool further comprises a fixed shaft, the fixed shaft is connected to the arc plate 1-1, specifically, a connecting hole 1-1-1 for connecting the fixed shaft is formed in the arc plate 1-1, the connecting hole 1-1-1 is correspondingly communicated with a second pressing cap insertion hole of the packing pressing cap, the connecting hole 1-1-1 is a threaded hole, the fixed shaft is a threaded pin 3, the threaded pin 3 is in threaded connection with the arc plate 1-1, and the fixed shaft 3 is used for being inserted into the second pressing cap insertion hole of the packing pressing cap through the connecting hole 1-1-1, so that the inner side surface of the arc plate 1-1 is attached to the outer peripheral surface of the pressing cap.
As shown in fig. 1 and 6, the packing gland fastening tool further includes a movable shaft 4, the arc plate 1-1 is provided with a base insertion hole 1-1-2, the base insertion hole 1-1-2 is correspondingly communicated with a first gland insertion hole of the packing gland, the movable shaft 4 includes an insertion section inserted into the first gland insertion hole through the base insertion hole 1-1-2, specifically, the movable shaft 4 includes a first shaft section 4-1 and a second shaft section 4-2 arranged with an included angle of 90 degrees, the insertion section is formed by the first shaft section 4-1 or the second shaft section 4-2, the length of the second shaft section 4-2 is greater than that of the first shaft section 4-1, when the operation space is small, the first shaft section 4-1 is inserted into the first gland insertion hole through the base insertion hole 1-1-2, when the operation space is large, the second shaft section 4-2 is inserted into the first gland insert hole through the base insert hole 1-1-2. Through the cooperation of the fixed shaft 4 and the movable shaft 5, the packing pressing cap fastening tool is not easy to slip when in use.
In addition, in order to match the specification of the pressing cap and reduce the volume of the whole packing pressing cap fastening tool, the included angle between the axis of the connecting hole 1-1-1 and the axis of the base inserting hole 1-1-2 is 45 degrees. In order to facilitate force application and rotation when the force applying rod 2 is used or the fixing block 1-2 is knocked to rotate the pressing cap, the fixed connection position of the fixing block 1-2 and the arc-shaped plate 1-1 is located between the connection hole 1-1-1 and the base insertion hole 1-1-2.
When the packing pressing cap fastening tool is used, the fixing shaft 4 is inserted into the second pressing cap insertion hole of the packing pressing cap through the connecting hole 1-1-1, the inner side face 1-1-3 of the arc-shaped plate 1 is attached to the outer peripheral face of the pressing cap, the first shaft section 4-1 or the second shaft section 4-2 of the movable shaft 4 is inserted into the first pressing cap insertion hole through the base insertion hole 1-1-2, and then the reinforcing rod 2 is pulled to enable the packing pressing cap to rotate. When the required screwing force is large, an operator uses a tool to knock the side face of the fixing block to enable the pressing cap to rotate, handle deformation caused by knocking the handle is avoided, and the service life of the handle is prolonged.
In other embodiments of the packing gland fastening tool, the fixed shaft is not a threaded pin, but a bolt.
In other embodiments of the packing gland fastening tool, the connecting hole is not a threaded hole, and the fixed shaft and the connecting hole are directly welded and fixed or are in interference fit.
In other embodiments of the packing gland fastening tool, the length of the second shaft segment is less than or equal to the length of the first shaft segment.
In other embodiments of the packing gland fastening tool, the included angle between the first shaft section and the second shaft section is an acute angle or an obtuse angle.
In other embodiments of the packing gland fastening tool, the movable shaft does not include the first shaft segment and the second shaft segment, but rather is a straight shaft.
In other embodiments of the packing gland fastening tool, the knocking surface is not an inclined surface, the sectional area of the fixing block is unchanged in the direction away from the arc plate, and the fixing block is approximately in a rectangular block structure or a square block structure.
In other embodiments of the packing gland fastening tool, the reinforcing rod is not in threaded connection with the fixed block, but is welded and fixed with the fixed block.
In other embodiments of the packing gland fastening tool, the outer side surface of the arc plate is not an arc surface but a plane, and the abutting surface of the fixing block, which is fixedly abutted to the outer side surface of the arc plate, is also a plane.
In other embodiments of the packing gland fastening tool, the included angle between the axis of the connecting hole and the axis of the base insertion hole is not 45 degrees, but is set to be 30 degrees, 60 degrees or other angles according to the setting of the gland insertion hole.
In other embodiments of the packing gland fastening tool, the fixed connection position of the fixed block and the arc plate is not located between the connection hole and the base insertion hole, but is located on the same side of the connection hole and the base insertion hole and located at the end of the arc plate.
In other embodiments of the packing gland fastening tool, the arc plate is not provided with a connecting hole, and the fixed shaft is directly welded on the inner side surface of the arc plate.
The above description is only a preferred embodiment of the present invention, and not intended to limit the present invention, the scope of the present invention is defined by the appended claims, and all structural changes that can be made by using the contents of the description and the drawings of the present invention are intended to be embraced therein.
Claims (10)
1. A packing gland fastening tool comprises a fastening base (1), wherein the fastening base (1) is provided with an arc-shaped inner surface which is used for being attached to the outer peripheral surface of a gland, and a base jack (1-1-2) which is correspondingly communicated with a first gland jack on a packing gland is arranged on the fastening base (1); the packing pressing cap fastening tool further comprises a movable shaft (4), a stress application rod (2) fixedly connected with the fastening base (1) and a fixed shaft (3) connected to the fastening base (1), wherein the fixed shaft (3) is used for being inserted into a second pressing cap insertion hole in the packing pressing cap, and the movable shaft (4) comprises an insertion section which is used for being inserted into the first pressing cap insertion hole through the base insertion hole (1-1-2); the fastening base (1) is characterized by comprising an arc-shaped plate (1-1) and a fixing block (1-2) fixedly connected to the outer side surface (1-1-4) of the arc-shaped plate (1-1), the arc-shaped inner surface is formed by the inner side surface (1-1-3) of the arc-shaped plate (1-1), base insertion holes (1-1-2) are formed in the arc-shaped plate (1-1), a fixing shaft (3) is connected to the arc-shaped plate (1-1), a stress application rod (2) is fixedly connected with the fixing block (1-2), and the side surface (1-2-2) of the fixing block (1-2) forms a knocking surface.
2. The packing gland fastening tool according to claim 1, characterized in that the arc plate (1-1) is provided with a connecting hole (1-1-1) for connecting the fixed shaft (3), and the fixed connecting position of the fixed block (1-2) and the arc plate (1-1) is located between the connecting hole (1-1-1) and the base inserting hole (1-1-2).
3. The packing gland fastening tool according to claim 2, characterized in that the angle between the axis of the connection hole (1-1-1) and the axis of the base insertion hole (1-1-2) is 45 degrees.
4. The packing gland fastening tool according to any of the claims 1-3, characterized in that the outer side surface (1-1-4) of the arc plate (1-1) is an arc surface, and the abutting surface of the fixing block (1-2) abutting and fixing with the outer side surface (1-1-4) of the arc plate (1-1) is also an arc surface.
5. The packing gland fastening tool according to any one of claims 1-3, characterized in that the forcing rod (2) is in threaded connection with the fixed block (1-2), the fixed block (1-2) is provided with a threaded hole (1-2-1) for connecting the forcing rod (2), and the end face where the threaded hole (1-2-1) is located is a plane.
6. The packing gland fastening tool according to any of the claims 1-3, characterized in that the cross-sectional area of the fixing block (1-2) is gradually reduced towards the direction away from the arc plate (1-1), and the knocking surface is an inclined surface.
7. The packing gland fastening tool according to any of the claims 1-3, characterized in that the movable shaft (4) comprises a first shaft section (4-1) and a second shaft section (4-2) arranged at a set angle, the insertion section being formed by the first shaft section (4-1) or the second shaft section (4-2).
8. The packing gland fastening tool of claim 7, wherein the first shaft section (4-1) and the second shaft section (4-2) are arranged at a 90 degree angle.
9. The packing gland fastening tool according to claim 7, characterized in that the length of the second shaft section (4-2) is greater than the length of the first shaft section (4-1).
10. The packing gland fastening tool according to any of the claims 1-3, characterized in that the fixed shaft (3) is a threaded pin, which is screwed on the arc plate (1-1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122516716.5U CN216067225U (en) | 2021-10-19 | 2021-10-19 | Packing gland fastening tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122516716.5U CN216067225U (en) | 2021-10-19 | 2021-10-19 | Packing gland fastening tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216067225U true CN216067225U (en) | 2022-03-18 |
Family
ID=80639874
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122516716.5U Active CN216067225U (en) | 2021-10-19 | 2021-10-19 | Packing gland fastening tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216067225U (en) |
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2021
- 2021-10-19 CN CN202122516716.5U patent/CN216067225U/en active Active
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