CN216279710U - Packing leak-stopping device for valve maintenance - Google Patents
Packing leak-stopping device for valve maintenance Download PDFInfo
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- CN216279710U CN216279710U CN202122471140.5U CN202122471140U CN216279710U CN 216279710 U CN216279710 U CN 216279710U CN 202122471140 U CN202122471140 U CN 202122471140U CN 216279710 U CN216279710 U CN 216279710U
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- hoop
- wall
- mounting hoop
- left mounting
- right mounting
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Abstract
The utility model discloses a packing leak-stopping device for valve maintenance, which comprises a left mounting hoop and a right mounting hoop, wherein the number of the left mounting hoop and the right mounting hoop is two, the left mounting hoop corresponds to the right mounting hoop, and anti-skid rubber pads are fixedly connected to one sides of the inner walls of the left mounting hoop and the right mounting hoop. According to the utility model, the inserted rod penetrates through the movable hole and the limiting hole, the left mounting hoop and the right mounting hoop are sleeved outside the valve rod through the fixing bolt and the fixing nut, then the first locking nut and the second locking nut are screwed with the external thread in a rotating manner, the pressing block is rotated, the limiting bolt is rotated to drive the rubber pressing pad to be tightly attached to the packing box, the valve is sealed, the occurrence of air leakage is avoided, air can be prevented from flowing into the valve from the valve, the rapid mounting and dismounting can be realized, the storage and the carrying are convenient, the use efficiency of the leakage stopping device is greatly improved, and the work efficiency and the equipment operation safety performance are improved.
Description
Technical Field
The utility model relates to the technical field of mechanical equipment, in particular to a packing leak-stopping device for valve maintenance.
Background
Packing (weaving packing), also called sealing packing, is usually woven from softer threads, and strips, usually square or rectangular or circular in cross-section, are filled in a sealing cavity, thereby achieving sealing. The stuffing seal is firstly to prevent the liquid flow from leaking by the fiber plug such as cotton and hemp in the leakage passage, and is mainly used as the shaft seal of the water lifting machine. The filler has wide sources, easy processing, low price, reliable sealing and simple operation, so the filler is continuously used up to now. Packing is now widely used in centrifugal pumps, compressors, vacuum pumps, shaft seals for blenders and marine propellers, piston pumps, reciprocating compressors, reciprocating shaft seals for refrigerators, rotary seals for valve stems of various valves, and the like. Need utilize the packing when overhauing the electric power valve, utilize the packing to seal and fill, at the in-process that daily valve overhauld, the switch valve is indispensable.
Packing leak-stopping device among the prior art's gas tightness is not good, can appear the condition of gas leakage when overhauing the valve, can appear not hard up phenomenon after long-time the use, because the switch frequently with the valve itself sealed packing the installation quality poor, easily cause the profit to leak, produce the pollution, there is the potential safety hazard.
Therefore, it is necessary to provide a packing leak-stopping device for valve maintenance to solve the above problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a packing leak-stopping device for valve maintenance, which solves the defects in the prior art by enabling an inserted rod to penetrate through a movable hole and a limiting hole, sleeving a left mounting hoop and a right mounting hoop outside a valve rod through a fixing bolt and a fixing nut, moving the left mounting hoop and the right mounting hoop downwards along the outside of the valve rod, screwing a first locking nut and a second locking nut with external threads in a rotating manner, holding a pressure rod to rotate a pressing block, fixing the pressing block through a positioning bolt, and sealing the valve.
In order to achieve the above purpose, the utility model provides the following technical scheme: a packing leak-stopping device for valve maintenance comprises a left mounting hoop and a right mounting hoop, wherein the number of the left mounting hoop and the number of the right mounting hoop are two, the left mounting hoop corresponds to the right mounting hoop, and anti-skid rubber pads are fixedly connected to one sides of the inner walls of the left mounting hoop and the right mounting hoop;
a connecting rod is inserted between one left mounting hoop and one right mounting hoop, a fixing screw hole is formed in the inner wall of the other left mounting hoop and the inner wall of the other right mounting hoop, a fixing bolt is connected to the inner wall of the fixing screw hole in a threaded manner, through holes are formed in one side of the inner wall of each left mounting hoop and one side of the inner wall of each right mounting hoop, pressing blocks are arranged between the two through holes and correspond to the pressing blocks, protruding blocks are fixedly connected to the two sides of the outer wall of each pressing block, penetrate through the through holes and are rotatably connected with the through holes, a limiting screw hole is formed in the side, away from the protruding blocks, of the inner wall of each pressing block, and a limiting bolt is connected to the inner wall of each limiting screw hole in a threaded manner;
the utility model discloses a spacing hole of installation hoop, including left side installation hoop and right side installation hoop, movable hole inner wall has all seted up the movable hole, the activity downthehole wall is pegged graft and has been had the inserted bar, inserted bar outer wall both sides all are equipped with the external screw thread, first lock nut has been cup jointed in the activity of inserted bar outer wall one side, the activity of inserted bar outer wall one side is kept away from first lock nut one side and has been cup jointed second lock nut, first lock nut and second lock nut all with the external screw thread phase-match, left side installation hoop bottom is equipped with the snap ring, spacing hole has been seted up to the snap ring inner wall, the quantity in spacing hole corresponds with the movable hole, the inserted bar run through spacing hole, and with spacing hole sliding connection.
Preferably, the left side installation hoop and the right side installation hoop inner wall are the arc setting, left side installation hoop and right side installation hoop phase-match.
Preferably, the connecting rod is movably sleeved with the left mounting hoop and the right mounting hoop respectively, and one side of the outer wall of the fixing bolt is in threaded connection with a fixing nut.
Preferably, the inner wall of the projection is in threaded connection with a positioning bolt, and the positioning bolt is respectively positioned on one side of the outer wall of the left mounting hoop and the outer wall of the right mounting hoop.
Preferably, the bottom of the limiting bolt is provided with a rubber pressing pad, and one side of the outer wall of the pressing block is fixedly connected with a pressing rod.
Preferably, the second locking nut is located at the bottom of the clamping ring, a compression spring is movably sleeved on the outer wall of the inserted bar, and two sides of the outer wall of the compression spring are respectively abutted to the left mounting hoop, the right mounting hoop and the clamping ring.
In the technical scheme, the utility model provides the following technical effects and advantages:
through passing the inserted bar in activity hole and the spacing hole, then install the hoop with the right side through fixing bolt and fixation nut with a left side and install the hoop cover in the outside of valve rod, install hoop and the right side and encircle the outside downstream along the valve rod with a left side, then tighten first lock nut and second lock nut and external screw thread rotation, then hold the depression bar and rotate the briquetting, fix it through positioning bolt, it hugs closely together completely to rotate limit bolt and drive rubber pressure pad and packing box, seal the valve, the condition of avoiding appearing leaking gas appears, can avoid having air to converge inside from the valve, and can realize quick installation dismantlement, be convenient for store and portable, the availability factor of leak-stopping device has been promoted greatly, work efficiency and equipment operation security performance have been improved.
Drawings
In order to more clearly illustrate the embodiments of the present application or technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to the drawings.
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the connection structure of the left mounting band and the right mounting band of the present invention;
FIG. 3 is a schematic view of the connection structure of the insert rod and the snap ring of the present invention;
FIG. 4 is a schematic view of a partial structure of a compact according to the present invention;
FIG. 5 is an enlarged view of the structure of FIG. 1A according to the present invention.
Description of reference numerals:
1. a left mounting hoop; 2. a right mounting hoop; 3. an anti-slip rubber pad; 4. a connecting rod; 5. fixing screw holes; 6. fixing the bolt; 7. fixing a nut; 8. a through hole; 9. briquetting; 10. a bump; 11. positioning the bolt; 12. a limiting screw hole; 13. a limit bolt; 14. a rubber compression pad; 15. a pressure lever; 16. a movable hole; 17. inserting a rod; 18. an external thread; 19. a first lock nut; 20. a snap ring; 21. a limiting hole; 22. a second lock nut; 23. compressing the spring.
Detailed Description
In order to make the technical solutions of the present invention better understood, those skilled in the art will now describe the present invention in further detail with reference to the accompanying drawings.
The utility model provides a packing leak-stopping device for valve maintenance, which comprises a left mounting hoop 1 and a right mounting hoop 2, wherein the number of the left mounting hoop 1 and the right mounting hoop 2 is two, the left mounting hoop 1 corresponds to the right mounting hoop 2, and an anti-skid rubber pad 3 is fixedly connected to one side of the inner wall of each of the left mounting hoop 1 and the right mounting hoop 2;
a connecting rod 4 is inserted between one left mounting hoop 1 and one right mounting hoop 2, a fixing screw hole 5 is formed in the inner wall of the other left mounting hoop 1 and the other right mounting hoop 2, a fixing screw hole is formed in the inner wall of the fixing screw hole 5, a fixing bolt 6 is connected with the inner wall of the fixing screw hole in a threaded manner, through holes 8 are formed in one sides of the inner walls of the left mounting hoop 1 and the right mounting hoop 2, pressing blocks 9 are arranged between the two through holes 8, the two pressing blocks 9 correspond to each other, a convex block 10 is fixedly connected to two sides of the outer wall of each pressing block 9, each convex block 10 penetrates through each through hole 8 and is rotatably connected with each through hole 8, a limiting screw hole 12 is formed in one side, away from each convex block 10, of the inner wall of each pressing block 9, and a limiting bolt 13 is connected to the inner wall of each limiting screw hole 12 in a threaded manner;
Further, in the above technical scheme, the inner walls of the left installation hoop 1 and the right installation hoop 2 are arranged in an arc shape, and the left installation hoop 1 is matched with the right installation hoop 2.
Furthermore, in the above technical solution, the connecting rod 4 is movably sleeved with the left mounting hoop 1 and the right mounting hoop 2 respectively, and one side of the outer wall of the fixing bolt 6 is in threaded connection with a fixing nut 7.
Further, in the above technical solution, the inner wall of the protrusion 10 is connected with a positioning bolt 11 through a thread, and the positioning bolt 11 is respectively located on one side of the outer wall of the left mounting hoop 1 and the outer wall of the right mounting hoop 2.
Further, in the above technical scheme, the bottom of the limit bolt 13 is provided with a rubber pressing pad 14, and one side of the outer wall of the pressing block 9 is fixedly connected with a pressing rod 15.
Further, in the above technical solution, the second lock nut 22 is located at the bottom of the snap ring 20, the compression spring 23 is movably sleeved on the outer wall of the inserted link 17, and two sides of the outer wall of the compression spring 23 respectively abut against the left mounting hoop 1, the right mounting hoop 2 and the snap ring 20.
This practical theory of operation:
referring to the attached drawings 1-5 of the specification, when the packing box is used, firstly, an insertion rod 17 penetrates through a movable hole 16 and a limiting hole 21, then an external thread 18 at the bottom of the insertion rod 17 is in threaded connection with the packing box, then a clamping ring 20 penetrates through a valve rod, then a left mounting hoop 1 and a right mounting hoop 2 are sleeved outside the valve rod through a fixing bolt 6 and a fixing nut 7, the left mounting hoop 1 and the right mounting hoop 2 move downwards along the outside of the valve rod, then a first locking nut 19, a second locking nut 22 and the external thread 18 are screwed tightly in a rotating mode, then a pressure lever 15 is held to rotate a pressing block 9, the pressing block 9 is moved to the top of the packing box and is fixed through a positioning bolt 11, the limiting bolt 13 is rotated to drive a rubber pressing pad 14 and the packing box to be completely attached together, the valve is sealed, the occurrence of air leakage is avoided, and meanwhile air can be prevented from flowing into the interior from the valve, moreover, the anti-leakage device can be quickly installed and disassembled, is convenient to store and carry, can save more space, greatly improves the use efficiency of the anti-leakage device, improves the working efficiency and the equipment operation safety performance, and lightens the labor intensity of post workers.
While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the utility model. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the utility model.
Claims (6)
1. The utility model provides a packing leak-stopping device that valve overhauld usefulness, includes that left side installation hoop (1) and right side installation hoop (2), its characterized in that: the number of the left mounting hoop (1) and the number of the right mounting hoop (2) are respectively two, the left mounting hoop (1) corresponds to the right mounting hoop (2), and the inner wall sides of the left mounting hoop (1) and the right mounting hoop (2) are fixedly connected with anti-skid rubber pads (3);
a connecting rod (4) is inserted between one left mounting hoop (1) and one right mounting hoop (2), a fixing screw hole (5) is formed in the inner wall of the other left mounting hoop (1) and the other right mounting hoop (2), a fixing screw hole is formed in the inner wall of the fixing screw hole (5), a fixing bolt (6) is in threaded connection with the inner wall of the fixing screw hole, through holes (8) are formed in one side of the inner wall of each of the left mounting hoop (1) and the right mounting hoop (2), a pressing block (9) is arranged between the two through holes (8), the two pressing blocks (9) correspond to each other, protruding blocks (10) are fixedly connected to two sides of the outer wall of each pressing block (9), each protruding block (10) penetrates through each through hole (8) and is rotatably connected with each through hole (8), and a limiting screw hole (12) is formed in one side, far away from each protruding block (10), of the inner wall of each pressing block (9), the inner wall of the limiting screw hole (12) is in threaded connection with a limiting bolt (13);
the inner walls of the left mounting hoop (1) and the right mounting hoop (2) are both provided with movable holes (16), an inserting rod (17) is inserted into the inner wall of the movable hole (16), external threads (18) are arranged on both sides of the outer wall of the inserting rod (17), a first locking nut (19) is movably sleeved on one side of the outer wall of the inserted rod (17), a second locking nut (22) is movably sleeved on one side of the outer wall of the inserted rod (17) far away from the first locking nut (19), the first locking nut (19) and the second locking nut (22) are matched with the external thread (18), a clamping ring (20) is arranged at the bottom of the left mounting hoop (1), a limiting hole (21) is formed in the inner wall of the clamping ring (20), the number of the limiting holes (21) corresponds to that of the movable holes (16), and the inserted rod (17) penetrates through the limiting holes (21) and is in sliding connection with the limiting holes (21).
2. The packing leak-stopping device for valve maintenance according to claim 1, characterized in that: the left side installation hoop (1) and right side installation hoop (2) inner wall are the arc setting, left side installation hoop (1) and right side installation hoop (2) phase-match.
3. The packing leak-stopping device for valve maintenance according to claim 1, characterized in that: the connecting rod (4) is movably sleeved with the left mounting hoop (1) and the right mounting hoop (2) respectively, and one side of the outer wall of the fixing bolt (6) is in threaded connection with a fixing nut (7).
4. The packing leak-stopping device for valve maintenance according to claim 1, characterized in that: the inner wall of the convex block (10) is in threaded connection with a positioning bolt (11), and the positioning bolt (11) is respectively positioned on one side of the outer wall of the left mounting hoop (1) and the outer wall of the right mounting hoop (2).
5. The packing leak-stopping device for valve maintenance according to claim 1, characterized in that: the bottom of the limiting bolt (13) is provided with a rubber pressing pad (14), and one side of the outer wall of the pressing block (9) is fixedly connected with a pressing rod (15).
6. The packing leak-stopping device for valve maintenance according to claim 1, characterized in that: second lock nut (22) are located snap ring (20) bottom, inserted bar (17) outer wall activity has cup jointed compression spring (23), compression spring (23) outer wall both sides respectively with left side installation hoop (1), right side installation hoop (2) and snap ring (20) counterbalance.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122471140.5U CN216279710U (en) | 2021-10-14 | 2021-10-14 | Packing leak-stopping device for valve maintenance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122471140.5U CN216279710U (en) | 2021-10-14 | 2021-10-14 | Packing leak-stopping device for valve maintenance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216279710U true CN216279710U (en) | 2022-04-12 |
Family
ID=81069802
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122471140.5U Active CN216279710U (en) | 2021-10-14 | 2021-10-14 | Packing leak-stopping device for valve maintenance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216279710U (en) |
-
2021
- 2021-10-14 CN CN202122471140.5U patent/CN216279710U/en active Active
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