CN214445958U - Novel special taking-out tool for valve stuffing box stuffing - Google Patents
Novel special taking-out tool for valve stuffing box stuffing Download PDFInfo
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- CN214445958U CN214445958U CN202023282857.7U CN202023282857U CN214445958U CN 214445958 U CN214445958 U CN 214445958U CN 202023282857 U CN202023282857 U CN 202023282857U CN 214445958 U CN214445958 U CN 214445958U
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- straight rod
- supporting plate
- upper supporting
- positioning hole
- stuffing
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Abstract
The utility model belongs to the technical field of nuclear power plant debugging tools, in particular to a novel special taking-out tool for a valve packing box packing, which comprises a rod body and a bearing frame, wherein the rod body is divided into four parts, the first part is a triangular handle, the second part is a straight rod, the third part is a hexagonal handle, and the fourth part is a spiral screw tap; the triangular handle is connected with the spiral tap through a straight rod; one end of the spiral tap uses threads and a straight rod, and the hexagonal handle is arranged in the middle of the straight rod; the bearing frame comprises an upper support plate, a support connecting column and lower support plates, wherein the two lower support plates are arranged in parallel, the same parallel position of each lower support plate is provided with the support connecting column, and the upper support plate is perpendicular to the lower support plates and is connected with the two lower support plates through the two support connecting columns; the device has the characteristics of low cost, simple manufacture, safety, reliability and the like, and can safely and quickly take out the filler.
Description
Technical Field
The utility model belongs to the technical field of the debugging tool of nuclear power plant, concretely relates to novel special instrument of taking out of valve packing box packing.
Background
The nuclear power overhaul and daily overhaul work relate to a large amount of valve disintegration and overhaul work, and need use the packing to seal between valve rod and valve body, the packing chamber comprises packing box, packing, gland, when the valve rod rotates, need exert moment to the packing in order to avoid the medium in the valve body to leak outward, the packing is exerting the moment and the long-term operation of valve becomes difficult to take out, the packing must be changed, need change the packing in the valve disintegration and overhaul work, need demolish old packing when changing, current packing demolish the method mainly through the packing needle with the packing destruction take out. This method has the following disadvantages:
1. when the filler is compressed and firm, the filler needle is not easy to take out the filler, the more chips easily cause the risk of foreign matters, the efficiency is low, and the time consumption is long.
2. When the packing needle is used for damaging the packing, the surfaces of the valve rod and the packing box are extremely easy to damage, the service lives of the valve rod and the packing box are shortened, and if scratches are not found timely, medium leakage and personnel injury are caused in the subsequent use process.
Therefore, in order to overcome the above disadvantages and shortcomings, it is necessary to design a special tool for taking out the valve stuffing box filler, so as to solve the problem of difficulty in taking out the filler, and quickly, safely and reliably take out the filler.
Disclosure of Invention
Not enough more than, the utility model aims at providing a novel special instrument of taking out of valve stuffing box packing possesses with low costs, makes characteristics such as simple, safe and reliable, can safe quick taking out the packing.
The technical scheme of the utility model as follows:
a novel special taking-out tool for a valve stuffing box filler comprises a rod body and a bearing frame, wherein the rod body is divided into four parts, the first part is a triangular handle, the second part is a straight rod, the third part is a hexagonal handle, and the fourth part is a spiral screw tap;
the triangular handle is connected with the spiral tap through a straight rod; one end of the spiral tap uses threads and a straight rod, and the hexagonal handle is arranged in the middle of the straight rod;
the bearing frame comprises an upper support plate, a support connecting column and lower support plates, wherein the two lower support plates are arranged in parallel, the same parallel position of each lower support plate is provided with the support connecting column, and the upper support plate is perpendicular to the lower support plates and is connected with the two lower support plates through the two support connecting columns;
the lower support plate is placed on the valve cover;
the plate of the upper supporting plate is provided with a straight rod positioning hole;
the rod body part is connected with the bearing frame through the threads of the straight rod and the straight rod positioning hole.
The straight rod is provided with an external thread and is used for connecting the first part and the fourth part.
The two sides of the hexagonal handle are provided with circular rings, and internal threads are arranged inside the hexagonal handle and matched with the external threads of the straight rod part.
The plate of the upper supporting plate is provided with a straight rod positioning hole and a plurality of upper supporting plate block adjusting holes, the straight rod positioning hole is arranged in the center of the upper supporting plate, and the upper supporting plate block adjusting holes are uniformly distributed on two sides of the straight rod positioning hole along a straight line.
The straight rod positioning hole is in threaded connection with the positioning straight rod; the upper supporting plate adjusting hole is in threaded connection with the bracket connecting column.
The bracket connecting column is connected with the upper supporting plate block and the lower supporting plate block through threads at two ends; the two lower supporting plates are connected with the upper supporting plate through the support connecting column to bear force together.
The beneficial effects of the utility model reside in that:
1) the technology replaces the traditional method of destroying the filler by using a filler needle and then taking out the filler;
2) the tool has a simple structure, is convenient to disassemble and assemble, and reduces the work of valve maintenance;
3) the tool is low in cost and simple to manufacture, and can be manufactured in a machining mode;
4) the tool converts the rotating force of the hexagonal handle into the lifting force of the straight rod, so that the injury of personnel is avoided when the filler is taken out;
5) the technology takes out the filler vertically without contacting with the valve rod, avoids the damage of the valve rod, and has high safety and strong reliability;
6) the tool is convenient to install, is suitable for various maintenance environments, does not need to hoist the valve cover to a maintenance site, and can carry out filler taking-out work on site.
Drawings
FIG. 1 is a schematic view of the use of a filling needle to break the filling material out;
fig. 2 is a schematic view of the rod structure of the present invention;
fig. 3 is a schematic view of the structure of the bearing frame of the present invention;
fig. 4 is an assembly view of the tool of the present invention.
In the figure: 1-a triangular handle; 2-straight rod; 3-a hexagonal grip; 4-a spiral tap; 5-straight rod positioning holes; 6-adjusting holes of the upper supporting plate; 7-upper supporting plate; 8-a bracket connecting column; 9-lower supporting plate; 10-valve cover.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
A special tool for taking out a novel valve stuffing box filler is shown in figures 2 and 3 and comprises a rod body and a bearing frame. The rod body is divided into 4 parts, and the first part is a triangular handle 1; the second part is a straight rod 2, the third part is a hexagonal handle 3, and the fourth part is a spiral tap 4; the straight rod 2 is provided with an external thread and is used for connecting the first part and the fourth part; the third part is a hexagonal handle 3, two sides of the hexagonal handle 3 are provided with circular rings for protection in use, and internal threads are arranged inside the hexagonal handle 3 and are matched with the external threads of the part of the straight rod 2; the fourth part is a spiral tap 4, and one end of the spiral tap 4 is connected with the straight rod 2 through threads.
The bearing frame comprises an upper support plate 7, a support connecting column 8 and a lower support plate 9, wherein the two lower support plates 9 are arranged in parallel, the same parallel position of each lower support plate 9 is provided with one support connecting column 8, the upper support plate 7 is perpendicular to the lower support plate 9 and is connected with the two lower support plates 9 through the two support connecting columns 8.
The lower support plate 9 is placed on the valve cover 10.
The plate of the upper supporting plate 7 is provided with a straight rod positioning hole 5 and a plurality of upper supporting plate adjusting holes 2, the straight rod positioning hole 5 is arranged at the central position of the upper supporting plate 7, and the upper supporting plate adjusting holes 2 are uniformly distributed on two sides of the straight rod positioning hole 5 along a straight line.
The straight rod positioning hole 5 is in threaded connection with the positioning straight rod 2; the upper supporting plate block adjusting hole 2 is in threaded connection with the bracket connecting column 8; the bracket connecting column 8 is connected with the upper supporting plate 7 and the lower supporting plate 9 through threads at two ends; two lower supporting plates 9 are connected with an upper supporting plate through a support connecting column 8 to bear force together.
When the device is used, as shown in figure 4, a bearing frame is fixed on a valve cover according to the required adjustment bearing column, then a rod body is assembled in a bearing frame straight rod positioning hole, after assembly, the screw tap is driven into the filler through rotating the triangular handle, the barb of the end part is driven into the filler, the barb of the screw tap cuts a notch on the filler, the triangular handle is continuously rotated, the hook tip of the barb of the screw tap is rotated to stagger the notch, the hexagonal handle is rotated, the filler hooked by the hook tip of the screw tap is pulled out of a filler cavity, and the filler taking-out work is completed. The filler extractor is characterized in that the filler is pulled out by rotating the hexagonal handle, so that the valve rod and the valve cover filler box cannot be damaged, various types of fillers such as graphite filler, polytetrafluoroethylene filler and the like can be quickly and conveniently extracted, and time and labor are saved.
The use cases are as follows:
when the combined type packing machine is used, an assembly drawing is shown in figure 4, an upper support plate block and a lower support plate block are connected together through a support connecting column and adjusted to be in a proper size, a bearing frame is installed on a valve cover, a triangular handle, a straight rod, a hexagonal handle and a spiral screw tap are installed and assembled in a positioning hole of the straight rod of the bearing frame, the screw tap is driven into packing through rotating the triangular handle, the triangular handle continues to rotate, the packing of a hook tip hook of the screw tap is pulled out of a packing cavity by using the rotating hexagonal handle, and the packing taking-out work is completed.
It should be noted that, in the description of the present invention, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. In addition, in the description of the present invention, "a plurality" means at least two unless otherwise specified.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
Although embodiments of the present invention have been shown and described, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art without departing from the scope of the present invention.
In the drawings of the disclosed embodiments of the present invention, only the methods related to the disclosed embodiments are referred to, and other methods can refer to the general design, and under the condition of no conflict, the same embodiment and different embodiments of the present invention can be combined with each other;
the above description is only for the preferred embodiment of the present invention and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The utility model provides a novel special instrument of taking out of valve stuffing box packing, includes the body of rod, load frame, its characterized in that:
the rod body is divided into four parts, the first part is a triangular handle, the second part is a straight rod, the third part is a hexagonal handle, and the fourth part is a spiral screw tap;
the triangular handle is connected with the spiral tap through a straight rod; one end of the spiral tap uses threads and a straight rod, and the hexagonal handle is arranged in the middle of the straight rod;
the bearing frame comprises an upper support plate, a support connecting column and lower support plates, wherein the two lower support plates are arranged in parallel, the same parallel position of each lower support plate is provided with the support connecting column, and the upper support plate is perpendicular to the lower support plates and is connected with the two lower support plates through the two support connecting columns;
the lower support plate is placed on the valve cover;
the plate of the upper supporting plate is provided with a straight rod positioning hole;
the rod body part is connected with the bearing frame through the threads of the straight rod and the straight rod positioning hole.
2. The special extracting tool for the stuffing of the novel valve stuffing box as claimed in claim 1, wherein: the straight rod is provided with an external thread and is used for connecting the first part and the fourth part.
3. The special extracting tool for the stuffing of the novel valve stuffing box as claimed in claim 1, wherein: the two sides of the hexagonal handle are provided with circular rings, and internal threads are arranged inside the hexagonal handle and matched with the external threads of the straight rod part.
4. The special extracting tool for the stuffing of the novel valve stuffing box as claimed in claim 1, wherein: the plate of the upper supporting plate is provided with a straight rod positioning hole and a plurality of upper supporting plate block adjusting holes, the straight rod positioning hole is arranged in the center of the upper supporting plate, and the upper supporting plate block adjusting holes are uniformly distributed on two sides of the straight rod positioning hole along a straight line.
5. The special extracting tool for the stuffing of the novel valve stuffing box as claimed in claim 1, wherein: the straight rod positioning hole is in threaded connection with the positioning straight rod; the upper supporting plate adjusting hole is in threaded connection with the bracket connecting column.
6. The special extracting tool for the stuffing of the novel valve stuffing box as claimed in claim 1, wherein: the bracket connecting column is connected with the upper supporting plate block and the lower supporting plate block through threads at two ends; the two lower supporting plates are connected with the upper supporting plate through the support connecting column to bear force together.
7. The special extracting tool for the stuffing of the novel valve stuffing box as claimed in claim 2, wherein: the two sides of the hexagonal handle are provided with circular rings, and internal threads are arranged inside the hexagonal handle and matched with the external threads of the straight rod part.
8. The special extracting tool for the stuffing of the novel valve stuffing box as claimed in claim 7, wherein: the plate of the upper supporting plate is provided with a straight rod positioning hole and a plurality of upper supporting plate block adjusting holes, the straight rod positioning hole is arranged in the center of the upper supporting plate, and the upper supporting plate block adjusting holes are uniformly distributed on two sides of the straight rod positioning hole along a straight line.
9. The special extracting tool for the stuffing of the novel valve stuffing box according to claim 3, is characterized in that: the plate of the upper supporting plate is provided with a straight rod positioning hole and a plurality of upper supporting plate block adjusting holes, the straight rod positioning hole is arranged in the center of the upper supporting plate, and the upper supporting plate block adjusting holes are uniformly distributed on two sides of the straight rod positioning hole along a straight line.
10. The special extracting tool for the stuffing of the novel valve stuffing box as claimed in claim 4, wherein: the straight rod positioning hole is in threaded connection with the positioning straight rod; the upper supporting plate adjusting hole is in threaded connection with the bracket connecting column.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023282857.7U CN214445958U (en) | 2020-12-30 | 2020-12-30 | Novel special taking-out tool for valve stuffing box stuffing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023282857.7U CN214445958U (en) | 2020-12-30 | 2020-12-30 | Novel special taking-out tool for valve stuffing box stuffing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214445958U true CN214445958U (en) | 2021-10-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023282857.7U Active CN214445958U (en) | 2020-12-30 | 2020-12-30 | Novel special taking-out tool for valve stuffing box stuffing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214445958U (en) |
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2020
- 2020-12-30 CN CN202023282857.7U patent/CN214445958U/en active Active
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