CN208880624U - A kind of spring safety valve provision for disengagement - Google Patents
A kind of spring safety valve provision for disengagement Download PDFInfo
- Publication number
- CN208880624U CN208880624U CN201821299230.2U CN201821299230U CN208880624U CN 208880624 U CN208880624 U CN 208880624U CN 201821299230 U CN201821299230 U CN 201821299230U CN 208880624 U CN208880624 U CN 208880624U
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- cylinder
- push rod
- safety valve
- fixed
- spring
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Abstract
The utility model discloses a kind of spring safety valve provisions for disengagement, including pedestal, described base top one end is provided with support frame, support frame as described above side is provided with slide bar, the slide bar surface is provided with sliding block, the sliding block side is provided with hydraulic cylinder, the hydraulic cylinder bottom is provided with fixed cylinder, the first push rod is provided between the hydraulic cylinder and fixed cylinder, first piston is provided at the top of first push rod, first push rod surface is provided with fixed block, the fixed block bottom is provided with spring, the fixed cylinder bottom is provided with rotary cylinder, the rotary cylinder surface is provided with rotating wheel, the fixed cylinder bottom setting is fluted.The utility model passes through setting hydraulic cylinder, fixed cylinder, the first push rod, first piston, rotary cylinder, thread groove, hydraulic oil pump and oil pipe, be conducive to facilitate the disassembly of spring safety valve, it avoids spring safety valve inner body from popping up because of the elastic force of safety valve spring, avoids maintenance personal injured.
Description
Technical field
The utility model relates to spring safety valve field, in particular to a kind of spring safety valve provision for disengagement.
Background technique
Safety on line valve needs to adjust and overhaul once every year, since most safety valves are spring loaded safety valve, pacifies every time
Full valve disassembly is always the thing of maintenance personal's puzzlement.There is no special extracting tool, only by works such as general spanner and hammers
Tool be difficult remove safety valve valve rod on nut, it is time-consuming and laborious, sometimes also can because disassembly valve stem nut when, firmly excessively cause zero
Part pop-up, successive maintenance personal are injured.
Therefore, it is necessary to solve the above problems to invent a kind of spring safety valve provision for disengagement.
Utility model content
The purpose of this utility model is to provide a kind of spring safety valve provisions for disengagement, using in hydraulic oil pump phase hydraulic cylinder
Convey it is hydraulic have, drive hydraulic cylinder in first piston, drive the first push rod push valve rod, squeeze safety valve spring, with solve
The problems mentioned above in the background art.
To achieve the above object, the utility model provides the following technical solutions: a kind of spring safety valve provision for disengagement, including
Pedestal, described base top one end are provided with support frame, and support frame as described above side is provided with slide bar, and the slide bar surface is provided with
Sliding block, the sliding block side are provided with hydraulic cylinder, and the hydraulic cylinder bottom is provided with fixed cylinder, the hydraulic cylinder and fixed cylinder it
Between be provided with the first push rod, be provided with first piston at the top of first push rod, first push rod surface is provided with fixed block,
The fixed block bottom is provided with spring, and the fixed cylinder bottom is provided with rotary cylinder, and the rotary cylinder surface is provided with rotation
Wheel, the fixed cylinder bottom setting is fluted, and the rotary cylinder inner wall is provided with thread groove, and the base top is provided with hydraulic
Oil pump, is provided with hand arm at the top of the hydraulic oil pump, and the hydraulic cylinder side is provided with oil inlet, the hydraulic oil pump with into
Oil pipe is provided between hydraulic fluid port, support frame as described above side is provided with workbench.
Preferably, it is provided with the second push rod at the top of the hydraulic cylinder, second push rod bottom is provided with second piston, institute
It states hydraulic cylinder top surface and is provided with fixed thread cylinder, be provided with threaded cap at the top of the fixed thread cylinder.
Preferably, the slide bar is slidably connected with sliding block, and first push rod runs through rotary cylinder, first push rod and bullet
Spring socket.
Preferably, the rotary cylinder runs through fixed cylinder, and the rotating wheel is flexibly connected with groove.
Preferably, second push rod runs through hydraulic cylinder, and second push rod runs through fixed thread cylinder.
Preferably, second push rod is flexibly connected with threaded cap, and the fixed thread cylinder is threadedly coupled with threaded cap.
The technical effect and advantage of the utility model:
(1) the utility model passes through setting hydraulic cylinder, fixed cylinder, the first push rod, first piston, rotary cylinder, thread groove, liquid
Pressure oil pump and oil pipe rotate rotary cylinder, using the thread groove of rotary cylinder bottom, realize that rotary cylinder and safety valve screw top connect
It connects, presses the hand arm at the top of hydraulic oil pump, hydraulic oil is transported in hydraulic cylinder by oil pipe from oil inlet, is pressed in hydraulic cylinder
Power increases, and pushes first piston decline, the first push rod is driven to push valve rod, squeeze safety valve spring, then carry out to safety valve spiral shell
Female dismounting, is conducive to the disassembly of convenient and safe valve, avoids safety valve inner body from popping up because of the elastic force of safety valve spring, keep away
Freedom from repairs injury to personnel；
(2) the utility model rotates threaded cap by the second push rod of setting, second piston, fixed thread cylinder and threaded cap,
Using the threaded connection of threaded cap and fixed thread cylinder, the movement of threaded cap is driven, pushes the second push rod to decline using threaded cap,
Using the second piston of the second push rod bottom, the hydraulic oil inside hydraulic cylinder is squeezed, adjusts the pressure inside hydraulic cylinder, and then adjust
The first push rod is saved to the pressure of valve rod, is conducive to facilitate the pressure for adjusting and applying valve rod, prevents the valve rod of safety valve because of pressure
It is excessive and deform.
Detailed description of the invention
Fig. 1 is the overall structure diagram of the utility model；
Fig. 2 is the portion the A structural schematic diagram of the utility model Fig. 1；
Fig. 3 is the top view cross section structural schematic diagram of the utility model fixed cylinder；
In figure: 1 pedestal, 2 support frames, 3 slide bars, 4 sliding blocks, 5 hydraulic cylinders, 6 fixed cylinders, 7 first push rods, 8 first pistons, 9
Fixed block, 10 springs, 11 rotary cylinders, 12 rotating wheels, 13 grooves, 14 thread grooves, 15 hydraulic oil pumps, 16 hand arms, 17 oil inlets,
18 oil pipes, 19 workbench, 20 second push rods, 21 second pistons, 22 fixed thread cylinders, 23 threaded caps.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
The utility model provides a kind of spring safety valve provision for disengagement as shown in Figs. 1-3, including pedestal 1, the bottom
1 top one end of seat is provided with support frame 2, and 2 side of support frame as described above is provided with slide bar 3, and 3 surface of slide bar is provided with sliding block 4,
4 side of sliding block is provided with hydraulic cylinder 5, drives hydraulic cylinder 5 to move up and down using sliding block, 5 bottom of hydraulic cylinder is provided with
Fixed cylinder 6 is provided with the first push rod 7 between the hydraulic cylinder 5 and fixed cylinder 6, it is living that first is provided at the top of first push rod 7
Plug 8,7 surface of the first push rod is provided with fixed block 9, and 9 bottom of fixed block is provided with spring 10, inside hydraulic cylinder 5
When pressure reduction, spring 10 pushes fixed block 9, and the first push rod 7 is driven to rise, and 6 bottom of fixed cylinder is provided with rotary cylinder 11,
11 surface of rotary cylinder is provided with rotating wheel 12, realizes the rotation and fixation of rotary cylinder 11,6 bottom of fixed cylinder is provided with
Groove 13,11 inner wall of rotary cylinder are provided with thread groove 14, realize that rotary cylinder 11 is connect with safety valve screw top, will be safe
Valve is fixedly connected with the device, and hydraulic oil pump 15 is provided at the top of the pedestal 1, is provided at the top of the hydraulic oil pump 15 hand
Arm 16,5 side of hydraulic cylinder are provided with oil inlet 17, are provided with oil pipe 18 between the hydraulic oil pump 15 and oil inlet 17,
Hydraulic oil is transported in hydraulic cylinder 5 by oil pipe 18 from oil inlet 17 by the hand arm 16 for pressing 15 top of hydraulic oil pump, hydraulic
Pressure increases in cylinder 5, and 2 side of support frame as described above is provided with workbench 19.
Further, in the above-mentioned technical solutions, the second push rod 20 is provided at the top of the hydraulic cylinder 5, described second pushes away
20 bottom of bar is provided with second piston 21, and 5 top surface of hydraulic cylinder is provided with fixed thread cylinder 22, the fixed thread cylinder
22 tops are provided with threaded cap 23, rotate threaded cap 23, move the movement of threaded cap 23, push the second push rod 20 using threaded cap 2
Decline squeezes the hydraulic oil inside hydraulic cylinder 5 using the second piston 21 of 20 bottom of the second push rod, adjusts inside hydraulic cylinder 5
Pressure；
Further, in the above-mentioned technical solutions, the slide bar 3 is slidably connected with sliding block 4, and first push rod 7 runs through
Rotary cylinder 11, first push rod 7 are socketed with spring 10, and when 5 internal pressure of hydraulic cylinder reduces, spring 10 pushes fixed block 9,
The first push rod 7 is driven to rise；
Further, in the above-mentioned technical solutions, the rotary cylinder 11 runs through fixed cylinder 6, the rotating wheel 12 and groove
13 are flexibly connected, and facilitate rotation rotary cylinder 11, realize that rotary cylinder 11 is connect with safety valve screw top；
Further, in the above-mentioned technical solutions, second push rod 20 runs through hydraulic cylinder 5, and second push rod 20 passes through
It fastens and determines thread barrel 22, pressure increases in hydraulic cylinder 5, and first piston 8 is pushed to decline, and the first push rod 7 is driven to push valve rod, squeezes
Safety valve spring；
Further, in the above-mentioned technical solutions, second push rod 20 is flexibly connected with threaded cap 23, the fixed spiral shell
Line cylinder 22 is threadedly coupled with threaded cap 23, rotates threaded cap 23, moves the movement of threaded cap 23, pushes second to push away using threaded cap 2
Bar 20 declines, and using the second piston 21 of 20 bottom of the second push rod, squeezes the hydraulic oil inside hydraulic cylinder 5, adjusts in hydraulic cylinder 5
The pressure in portion.
This practical working principle:
Referring to Figure of description 1-3, rotary cylinder 11 is rotated, using the thread groove 14 of 11 bottom of rotary cylinder, realizes rotary cylinder
11 connect with safety valve screw top, press the hand arm 16 at 15 top of hydraulic oil pump, and hydraulic oil is passed through oil pipe 18 from oil inlet
Mouth 17 is transported in hydraulic cylinder 5, and pressure increases in hydraulic cylinder 5, and first piston 8 is pushed to decline, and drives the first push rod 7 promotion valve
Bar squeezes safety valve spring, then carries out the dismounting to emergency valve nut, the disassembly of convenient and safe valve, avoids zero inside safety valve
Part is popped up because of the elastic force of safety valve spring, avoids maintenance personal injured；
Referring to Figure of description 1, threaded cap 23 is rotated, the threaded connection of threaded cap 23 and fixed thread cylinder 22, band are utilized
The movement of dynamic threaded cap 23 pushes the second push rod 20 to decline, utilizes the second piston of 20 bottom of the second push rod using threaded cap 2
21, the hydraulic oil inside hydraulic cylinder 5 is squeezed, the pressure inside hydraulic cylinder 5 is adjusted, and then adjusts the first push rod 7 to the pressure of valve rod
Power facilitates the pressure for adjusting and applying to valve rod, prevents the valve rod of safety valve from deforming because pressure is excessive.
Finally, it should be noted that the above descriptions are merely preferred embodiments of the present invention, it is not limited to this
Utility model, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art
For, it is still possible to modify the technical solutions described in the foregoing embodiments, or to part of technical characteristic
It is equivalently replaced, within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on,
It should be included within the scope of protection of this utility model.
Claims (6)
1. a kind of spring safety valve provision for disengagement, including pedestal (1), it is characterised in that: one end is provided at the top of the pedestal (1)
Support frame (2), support frame as described above (2) side are provided with slide bar (3), and slide bar (3) surface is provided with sliding block (4), the cunning
Block (4) side is provided with hydraulic cylinder (5), and hydraulic cylinder (5) bottom is provided with fixed cylinder (6), the hydraulic cylinder (5) and fixation
It is provided with the first push rod (7), is provided with first piston (8) at the top of first push rod (7), first push rod between cylinder (6)
(7) surface is provided with fixed block (9), and fixed block (9) bottom is provided with spring (10), fixed cylinder (6) the bottom setting
Have rotary cylinder (11), rotary cylinder (11) surface is provided with rotating wheel (12), and fixed cylinder (6) the bottom setting is fluted
(13), rotary cylinder (11) inner wall is provided with thread groove (14), is provided with hydraulic oil pump (15), institute at the top of the pedestal (1)
It states and is provided with hand arm (16) at the top of hydraulic oil pump (15), hydraulic cylinder (5) side is provided with oil inlet (17), described hydraulic
It is provided between oil pump (15) and oil inlet (17) oil pipe (18), support frame as described above (2) side is provided with workbench (19).
2. a kind of spring safety valve provision for disengagement according to claim 1, it is characterised in that: set at the top of the hydraulic cylinder (5)
It is equipped with the second push rod (20), the second push rod (20) bottom is provided with second piston (21), hydraulic cylinder (5) top surface
It is provided with fixed thread cylinder (22), is provided with threaded cap (23) at the top of the fixed thread cylinder (22).
3. a kind of spring safety valve provision for disengagement according to claim 1, it is characterised in that: the slide bar (3) and sliding block (4)
It is slidably connected, first push rod (7) runs through rotary cylinder (11), and first push rod (7) and spring (10) are socketed.
4. a kind of spring safety valve provision for disengagement according to claim 1, it is characterised in that: the rotary cylinder (11) is through solid
Safety barrel (6), the rotating wheel (12) are flexibly connected with groove (13).
5. a kind of spring safety valve provision for disengagement according to claim 2, it is characterised in that: second push rod (20) is run through
Hydraulic cylinder (5), second push rod (20) run through fixed thread cylinder (22).
6. a kind of spring safety valve provision for disengagement according to claim 5, it is characterised in that: second push rod (20) and spiral shell
Line lid (23) is flexibly connected, and the fixed thread cylinder (22) is threadedly coupled with threaded cap (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821299230.2U CN208880624U (en) | 2018-08-13 | 2018-08-13 | A kind of spring safety valve provision for disengagement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821299230.2U CN208880624U (en) | 2018-08-13 | 2018-08-13 | A kind of spring safety valve provision for disengagement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208880624U true CN208880624U (en) | 2019-05-21 |
Family
ID=66508843
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821299230.2U Active CN208880624U (en) | 2018-08-13 | 2018-08-13 | A kind of spring safety valve provision for disengagement |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208880624U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114952720A (en) * | 2022-06-22 | 2022-08-30 | 四川航天长征装备制造有限公司 | Valve body nut decomposition device |
-
2018
- 2018-08-13 CN CN201821299230.2U patent/CN208880624U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114952720A (en) * | 2022-06-22 | 2022-08-30 | 四川航天长征装备制造有限公司 | Valve body nut decomposition device |
| CN114952720B (en) * | 2022-06-22 | 2023-11-03 | 四川航天长征装备制造有限公司 | Valve body nut decomposition device |
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