CN108518524A - A kind of valve limit switch with blast resistance construction - Google Patents
A kind of valve limit switch with blast resistance construction Download PDFInfo
- Publication number
- CN108518524A CN108518524A CN201810609406.8A CN201810609406A CN108518524A CN 108518524 A CN108518524 A CN 108518524A CN 201810609406 A CN201810609406 A CN 201810609406A CN 108518524 A CN108518524 A CN 108518524A
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- Prior art keywords
- fixed
- spring
- box body
- mobile
- main body
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- 238000010276 construction Methods 0.000 title claims abstract description 21
- 239000003381 stabilizer Substances 0.000 claims abstract description 19
- HXELGNKCCDGMMN-UHFFFAOYSA-N [F].[Cl] Chemical compound [F].[Cl] HXELGNKCCDGMMN-UHFFFAOYSA-N 0.000 claims description 12
- 239000007788 liquid Substances 0.000 claims description 12
- 238000009434 installation Methods 0.000 claims description 6
- 230000007423 decrease Effects 0.000 claims description 5
- 238000002309 gasification Methods 0.000 claims description 3
- 239000007787 solid Substances 0.000 claims description 2
- 238000000034 method Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000029142 excretion Effects 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B39/00—Locking of screws, bolts or nuts
- F16B39/02—Locking of screws, bolts or nuts in which the locking takes place after screwing down
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K37/00—Special means in or on valves or other cut-off apparatus for indicating or recording operation thereof, or for enabling an alarm to be given
- F16K37/0025—Electrical or magnetic means
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K49/00—Means in or on valves for heating or cooling
Abstract
The present invention provides a kind of valve limit switch with blast resistance construction, including Switch main body, cover board, proof assembl, stabilizer blade and anti-loosening component, the cover board is mounted on Switch main body upper surface, the proof assembl is arranged in Switch main body left side, the stabilizer blade is fixed on Switch main body lower face, the stabilizer blade upper side offers connection through-hole, the anti-loosening component is mounted on stabilizer blade, the proof assembl includes bend pipe, fixed frame, sliding block, sliding slot one, stomata, fixed link, alarm, guide rod, spring one, button switch, mobile box body and heat-conducting plate, the anti-loosening component includes fixed strip, sliding slot two, miniature lead screw, Miniature ball nut seat, L-type movable stand, threaded rod, spring two, mobile bar, pressing plate and threaded hole, compared with prior art, the present invention has following advantageous effect：Alarm function is realized, safety is good, also achieves the anti-loosening purpose of screw, improves connective stability.
Description
Technical field
The present invention is a kind of valve limit switch with blast resistance construction, belongs to valve switch technical field.
Background technology
In the prior art, the explosion-proof effect of valve limit switch is poor, and the case where cannot leaking gas sends out alarm, safety
Property it is insufficient；In existing design, attachment screw is easy to happen loosening in valve limit switch installation process, and connective stability is bad,
So a kind of valve limit switch with blast resistance construction of needs is to solve the above-mentioned problem.
Invention content
In view of the deficienciess of the prior art, it is an object of the present invention to provide a kind of valve limit switch with blast resistance construction,
To solve the problems mentioned in the above background technology.
To achieve the goals above, the present invention is to realize by the following technical solutions：A kind of valve with blast resistance construction
Door limit switch, including Switch main body, cover board, proof assembl, stabilizer blade and anti-loosening component, the cover board are mounted on switch originally
Body upper surface, the proof assembl are arranged in Switch main body left side, and the stabilizer blade is fixed on Switch main body lower face, the branch
Foot upper side offers connection through-hole, and the anti-loosening component is mounted on stabilizer blade, and the proof assembl includes bend pipe, fixation
Frame, sliding block, sliding slot one, stomata, fixed link, alarm, guide rod, spring one, button switch, mobile box body and heat-conducting plate, institute
It includes fixed strip, sliding slot two, miniature lead screw, Miniature ball nut seat, L-type movable stand, threaded rod, spring to state anti-loosening component
Two, mobile bar, pressing plate and threaded hole.
Further, in the proof assembl, the bend pipe left end is fixed on Switch main body inside left face, described curved
Pipe left end passes through left side inside Switch main body, and extends to Switch main body left side, and the fixed frame is fixed on Switch main body
Left side, and be connected inside bend pipe and fixed frame, fixed frame upper inside face and downside offer sliding slot one,
The mobile cassette upper end face and lower face are respectively and fixedly provided with sliding block, and the sliding block is separately mounted to inside sliding slot one, the shifting
Dynamic box portion inside right side face is fixed with heat-conducting plate, and the guide rod right end is fixed on mobile box body left side, and the guide rod left end is worn
Fixed link is crossed, and is extended on the left of fixed link, the guide rod annular side is provided with spring one, and one left end of the spring is fixed on
Fixed link right side, one right end of the spring are fixed on mobile box body left side, and the button switch is mounted on fixed link right end
Face, the alarm are mounted on fixed link left side, and the alarm is connected by electric wire with button switch, the fixed frame
Upper surface and lower face left part position offer stomata.
Further, the button switch is connected by electric wire with external power supply, on the upside of the alarm and downside
Fixed link left side offer circular hole, the guide rod is equipped with two, and the guide rod right end is each attached on the left of mobile box body
Face, the guide rod left end pass through circular hole, and in actual use, when gas leaks to inside Switch main body, gas passes through
Bend pipe is discharged, and gas makes temperature reduce, gas flows in fixed frame by being radiated for the first time during bend pipe
When portion, gas generates thrust to the left to mobile box body, and mobile box body is made to be moved to the left, and mobile box body movement band movable slider is in cunning
One inside of slot is mobile, while mobile box body drives guide rod to be moved to the left, and generates compressing force to spring one, and spring one is made to shrink,
When mobile box body is moved on the left of stomata, gas is discharged outside to by stomata, while mobile box body continues to be moved to the left, and
Be in contact with button switch, pressure generated to button switch, button switch is made to be closed, to connect alarm and external power supply it
Between circuit the case where enabling staff to know gas leakage in time, and located to which alarm work sends out alarm
Reason.
Further, the mobile box body left side offers discharge port, and Non-return air valve is equipped with inside discharge port, institute
It states mobile tray interior and has been filled with that liquid fluorine chlorine is high, and the mobile box body left side upper position is machined with entrance, and in entrance
Portion is equipped with sealing-plug, in actual use, when gas is flowed to along bend pipe inside fixed frame, gas and heat-conducting plate
It is in contact, to make the temperature of heat-conducting plate increase, then the high heat absorbed on heat-conducting plate of liquid fluorine chlorine and gasification pass through excretion
Mouth discharge, then further decreases the gas temperature flowed to inside fixed frame, when staff overhauls, when liquid fluorine
Chlorine is high have been used, and staff carries out the high addition of liquid fluorine chlorine by entrance, which further decreases the temperature of gas.
Further, in the anti-loosening component, the fixed strip is fixed on stabilizer blade right side upper position, the cunning
Slot two is opened in fixed strip right side, and the miniature lead screw is mounted on inside sliding slot two, and the Miniature ball nut seat is mounted on
Miniature lead screw annular side, the L-type movable stand are fixed on Miniature ball nut seat right side, the L-type movable stand upper side
Right station offers threaded hole, and threaded rod, the L-type shifting on the threaded rod left side and right side are equipped with inside the threaded hole
Moving frame upper surface is both provided with mobile bar, and the mobile bar lower end passes through L-type movable stand, and is fixed on pressing plate upper surface, described
Mobile bar upper end is respectively and fixedly provided with spring two, and two lower end of the spring is connected with L-type movable stand upper surface.
Further, the Miniature ball nut seat is connected by ball nut pair with miniature lead screw, the miniature silk
Rod rear end is fixed with small-sized handle, and small-sized handle outer surface is enclosed with Anti-slip cover, in actual use, rotates small-sized
Hand, small-sized handle rotation band actuating miniature lead screw rotate, and the rotating operation of the miniature lead screw of ball nut adjutant is converted to Miniature ball
The linear motion of nut seat, to which Miniature ball nut seat drives the movement of L-type movable stand, the movement of L-type movable stand to pass through mobile bar
Band dynamic pressure plate moves, and when pressing plate is moved on rear side of connection through-hole, stop operating small-sized handle, is then mounted on attachment screw
It connects inside through-hole, then rotates backward small-sized handle, so that L-type movable stand band dynamic pressure plate is moved to right over screw, be convenient for L-type
The movement of movable stand will not cause to hinder to the installation of screw.
Further, the mobile bar upper end is fixed with disk, and two upper end of the spring is connected with disk lower face, institute
The arc-shaped structure in threaded rod lower end is stated, in actual use, when pressing plate is moved on the upside of screw, threaded rod is rotated, makes
Threaded rod is moved down in threaded hole internal rotating, and threaded rod movement generates pressing plate downward thrust, makes pressing plate to moving down
Dynamic, pressing plate movement drives mobile bar to move down, and mobile bar movement drives disk to move down, and disk movement generates spring two
Compressing force makes spring two shrink, and when pressing plate, which is moved to, to be fitted closely with screw upper side, stop operating threaded rod, should
Design improves the stability of screw installation, avoids screw loosening.
Beneficial effects of the present invention：A kind of valve limit switch with blast resistance construction of the present invention, because the present invention is added to
Bend pipe, fixed frame, sliding block, sliding slot one, stomata, fixed link, alarm, guide rod, spring one, button switch, mobile box body and
Heat-conducting plate improves explosion-proof effect, realizes alarm function, and safety is good.
Because the present invention be added to fixed strip, sliding slot two, miniature lead screw, Miniature ball nut seat, L-type movable stand, threaded rod,
Spring two, mobile bar, pressing plate and threaded hole realize the anti-loosening purpose of screw, improve connective stability.
Description of the drawings
Upon reading the detailed description of non-limiting embodiments with reference to the following drawings, other features of the invention,
Objects and advantages will become more apparent upon：
Fig. 1 is a kind of structural schematic diagram of the valve limit switch with blast resistance construction of the present invention；
Fig. 2 is the structural schematic diagram of proof assembl in a kind of valve limit switch with blast resistance construction of the present invention；
Fig. 3 is enlarged diagram at the A of proof assembl in a kind of valve limit switch with blast resistance construction of the present invention；
Fig. 4 is the structural schematic diagram of anti-loosening component in a kind of valve limit switch with blast resistance construction of the present invention；
Fig. 5 is enlarged diagram at the B of anti-loosening component in a kind of valve limit switch with blast resistance construction of the present invention；
In figure：1- Switch main bodies, 2- cover boards, 3- proof assembls, 4- stabilizer blades, the anti-loosening components of 5-, 301- bend pipes, 302- are fixed
Frame, 303- sliding blocks, 304- sliding slots one, 305- stomatas, 306- fixed links, 307- alarms, 308- guide rods, 309- springs one,
310- button switches, 311- movements box body, 312- heat-conducting plates, 501- fixed strips, 502- sliding slots two, the miniature lead screws of 503-, 504-
Miniature ball nut seat, 505-L types movable stand, 506- threaded rods, 507- springs two, 508- mobile bars, 509- pressing plates, 510- spiral shells
Pit.
Specific implementation mode
To make the technical means, the creative features, the aims and the efficiencies achieved by the present invention be easy to understand, with reference to
Specific implementation mode, the present invention is further explained.
- Fig. 5 is please referred to Fig.1, the present invention provides a kind of technical solution：A kind of valve limit switch with blast resistance construction, packet
Switch main body 1, cover board 2, proof assembl 3, stabilizer blade 4 and anti-loosening component 5 are included, cover board 2 is mounted on 1 upper surface of Switch main body,
Proof assembl 3 is arranged in 1 left side of Switch main body, and stabilizer blade 4 is fixed on 1 lower face of Switch main body, and 4 upper side of stabilizer blade offers company
Hole is connected, anti-loosening component 5 is mounted on stabilizer blade 4, and proof assembl 3 includes bend pipe 301, fixed frame 302, sliding block 303, sliding slot one
304, stomata 305, fixed link 306, alarm 307, guide rod 308, spring 1, button switch 310, mobile box body 311 and
Heat-conducting plate 312, anti-loosening component 5 include fixed strip 501, sliding slot 2 502, miniature lead screw 503, Miniature ball nut seat 504, L
Type movable stand 505, threaded rod 506, spring 2 507, mobile bar 508, pressing plate 509 and threaded hole 510.
In proof assembl 3,301 left end of bend pipe is fixed on 1 inside left face of Switch main body, and 301 left end of bend pipe is passed through and opened
1 inside left side of ontology is closed, and extends to 1 left side of Switch main body, fixed frame 302 is fixed on 1 left side of Switch main body, and curved
It is connected inside pipe 301 and fixed frame 302,302 upper inside face of fixed frame and downside offer sliding slot 1, move
Dynamic 311 upper surface of box body and lower face are respectively and fixedly provided with sliding block 303, and sliding block 303 is separately mounted to inside sliding slot 1, mobile
311 inner right side face of box body is fixed with heat-conducting plate 312, and 308 right end of guide rod is fixed on 311 left side of mobile box body, and guide rod 308 is left
End extends to 306 left side of fixed link across fixed link 306, and 308 annular side of guide rod is provided with spring 1, spring one
309 left ends are fixed on 306 right side of fixed link, and one 309 right end of spring is fixed on 311 left side of mobile box body, button switch 310
Mounted on 306 right side of fixed link, alarm 307 is mounted on 306 left side of fixed link, and alarm 307 passes through electric wire and button
Switch 310 is connected, and 302 upper surface of fixed frame and lower face left part position offer stomata 305.
In anti-loosening component 5, fixed strip 501 is fixed on 4 right side upper position of stabilizer blade, and sliding slot 2 502 is opened in solid
Determine 501 right side of item, miniature lead screw 503 is mounted on inside sliding slot 2 502, and Miniature ball nut seat 504 is mounted on miniature lead screw
503 annular sides, L-type movable stand 505 are fixed on 504 right side of Miniature ball nut seat, 505 upper side right part of L-type movable stand
Position offers threaded hole 510, and threaded rod 506, the L-type shifting on 506 left side of threaded rod and right side are equipped with inside threaded hole 510
505 upper surface of moving frame is both provided with mobile bar 508, and 508 lower end of mobile bar passes through L-type movable stand 505, and is fixed on pressing plate 509
Upper surface, 508 upper end of mobile bar are respectively and fixedly provided with spring 2 507, and 2 507 lower end of spring is connected with 505 upper surface of L-type movable stand
It connects.
As an embodiment of the present invention：Button switch 310 is connected by electric wire with external power supply, alarm 307
306 left side of fixed link of upside and downside offers circular hole, and guide rod 308 is equipped with two, and 308 right end of guide rod is each attached to
311 left side of mobile box body, 308 left end of guide rod passes through circular hole, in actual use, when gas leaks to Switch main body 1
When internal, gas is discharged by bend pipe 301, and gas makes temperature drop by being radiated for the first time during bend pipe 301
Low, when gas flows to 302 inside of fixed frame, gas generates mobile box body 311 thrust to the left, make mobile box body 311 to
It moves left, the mobile movement of box body 311 band movable slider 303 moves inside sliding slot 1, while mobile box body 311 drives guide rod
308 are moved to the left, and generate compressing force to spring 1, and spring 1 is made to shrink, when mobile box body 311 is moved to stomata
When 305 left side, gas is discharged outside to by stomata 305, while mobile box body 311 continues to be moved to the left, and and button switch
310 are in contact, and generate pressure to button switch 310, so that button switch 310 is closed, to connect alarm 307 and external power supply
Between circuit, to alarm 307 work send out alarm, enable staff know in time gas leakage the case where, and
It is handled.
As an embodiment of the present invention：311 left side of mobile box body offers discharge port, and installation inside discharge port
Have a Non-return air valve, it is high to be filled with liquid fluorine chlorine inside mobile box body 311, mobile 311 left side upper position of box body be machined with into
Mouthful, and inlet internal is equipped with sealing-plug, in actual use, when gas is flowed to along bend pipe 301 in fixed frame 302
When portion, gas is in contact with heat-conducting plate 312, and to make the temperature of heat-conducting plate 312 increase, liquid fluorine chlorine is high to absorb heat-conducting plate 312
On heat and gasification, be then discharged by discharge port, the gas temperature flowed to inside fixed frame 302 then made further to drop
It is low, it when staff overhauls, has been used when liquid fluorine chlorine is high, staff adds by the way that entrance progress liquid fluorine chlorine is high
Add, which further decreases the temperature of gas.
As an embodiment of the present invention：Miniature ball nut seat 504 passes through ball nut pair and 503 phase of miniature lead screw
Connection, 503 rear end of miniature lead screw is fixed with small-sized handle, and small-sized handle outer surface is enclosed with Anti-slip cover, is actually using
Cheng Zhong, rotates small-sized handle, and small-sized handle rotation band actuating miniature lead screw 503 rotates, the rotation of the miniature lead screw of ball nut adjutant 503
Transhipment row is converted to the linear motion of Miniature ball nut seat 404, to which Miniature ball nut seat 504 drives L-type movable stand 505
Mobile, the movement of L-type movable stand 505 is moved by mobile bar 508 with dynamic pressure plate 509, when pressing plate 509 is moved on rear side of connection through-hole
When, stop operating small-sized handle, and then attachment screw is mounted on inside connection through-hole, small-sized handle is then rotated backward, makes L
Type movable stand 505 is moved to dynamic pressure plate 509 right over screw, is convenient for the movement of L-type movable stand 505, will not be to the peace of screw
Dress causes to hinder.
As an embodiment of the present invention：508 upper end of mobile bar is fixed with disk, 2 507 upper end of spring under disk
End face is connected, the arc-shaped structure in 506 lower end of threaded rod, in actual use, when pressing plate 509 is moved on the upside of screw
When, threaded rod 506 is rotated, makes threaded rod 506 in 510 internal rotating of threaded hole, and move down, the movement of threaded rod 506 is to pressure
Plate 509 generates downward thrust, and pressing plate 509 is made to move down, and the movement of pressing plate 509 drives mobile bar 508 to move down, mobile bar
508 movements drive disk to move down, and disk movement generates compressing force to spring 2 507, so that spring 2 507 is shunk, works as pressing plate
509 are moved to when being fitted closely with screw upper side, and stop operating threaded rod 506, which improves screw installation
Stability avoids screw loosening.
The above shows and describes the basic principles and main features of the present invention and the advantages of the present invention, for this field skill
For art personnel, it is clear that invention is not limited to the details of the above exemplary embodiments, and without departing substantially from the present invention spirit or
In the case of essential characteristic, the present invention can be realized in other specific forms.Therefore, in all respects, should all incite somebody to action
Embodiment regards exemplary as, and is non-limiting, the scope of the present invention by appended claims rather than on state
Bright restriction, it is intended that including all changes that come within the meaning and range of equivalency of the claims in the present invention
It is interior.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiment being appreciated that.
Claims (7)
1. a kind of valve limit switch with blast resistance construction, including Switch main body, cover board, proof assembl, stabilizer blade and anti-loosening
Component, it is characterised in that：The cover board is mounted on Switch main body upper surface, and the proof assembl is arranged on the left of Switch main body
Face, the stabilizer blade are fixed on Switch main body lower face, and the stabilizer blade upper side offers connection through-hole, the anti-loosening component peace
On stabilizer blade, the proof assembl includes bend pipe, fixed frame, sliding block, sliding slot one, stomata, fixed link, alarm, guide rod, bullet
Spring one, button switch, mobile box body and heat-conducting plate, the anti-loosening component includes fixed strip, sliding slot two, miniature lead screw, micro-
Type ball nut mount, L-type movable stand, threaded rod, spring two, mobile bar, pressing plate and threaded hole.
2. a kind of valve limit switch with blast resistance construction according to claim 1, it is characterised in that：At described explosion-proof group
In part, the bend pipe left end is fixed on Switch main body inside left face, and the bend pipe left end passes through left side inside Switch main body,
And Switch main body left side is extended to, the fixed frame is fixed on Switch main body left side, and is connected inside bend pipe and fixed frame
Logical, fixed frame upper inside face and downside offer sliding slot one, the mobile cassette upper end face and lower face
It is respectively and fixedly provided with sliding block, the sliding block is separately mounted to inside sliding slot one, and the mobile box portion inside right side face is fixed with heat-conducting plate,
The guide rod right end is fixed on mobile box body left side, and the guide rod left end passes through fixed link, and extends on the left of fixed link, institute
It states guide rod annular side and is provided with spring one, one left end of the spring is fixed on fixed link right side, and one right end of the spring is solid
It is scheduled on mobile box body left side, the button switch is mounted on fixed link right side, and the alarm is mounted on the left of fixed link
Face, the alarm are connected by electric wire with button switch, and the fixed frame upper surface and lower face left part position are opened
Equipped with stomata.
3. a kind of valve limit switch with blast resistance construction according to claim 2, it is characterised in that：The button switch
It is connected with external power supply by electric wire, on the upside of the alarm and fixed link left side of downside offers circular hole, institute
It states guide rod and is equipped with two, the guide rod right end is each attached to mobile box body left side, and the guide rod left end passes through circular hole, in reality
During use, when gas leaks to inside Switch main body, gas is discharged by bend pipe, and gas is in the mistake by bend pipe
It is radiated for the first time in journey, temperature is made to reduce, when gas flows to inside fixed frame, gas generates pushing away to the left to mobile box body
Power makes mobile box body be moved to the left, and mobile box body movement band movable slider moves inside sliding slot one, while mobile box body drive is led
Bar is moved to the left, and generates compressing force to spring one, and spring one is made to shrink, when mobile box body is moved on the left of stomata, gas
It is discharged outside to by stomata, while mobile box body continues to be moved to the left, and is in contact with button switch, button switch is generated
Pressure makes button switch be closed, to connect the circuit between alarm and external power supply, to which alarm work sends out police
Report enables staff to know the case where gas leaks in time, and is handled.
4. a kind of valve limit switch with blast resistance construction according to claim 2, it is characterised in that：The mobile box body
Left side offers discharge port, and Non-return air valve is equipped with inside discharge port, and the mobile tray interior has been filled with liquid fluorine chlorine
High, the mobile box body left side upper position is machined with entrance, and inlet internal is equipped with sealing-plug, in actual use process
In, when gas is flowed to along bend pipe inside fixed frame, gas is in contact with heat-conducting plate, to make the temperature liter of heat-conducting plate
Height, the high heat absorbed on heat-conducting plate of liquid fluorine chlorine and gasification, are then discharged by discharge port, then make to flow in fixed frame
The gas temperature in portion further decreases, and when staff overhauls, has been used when liquid fluorine chlorine is high, staff passes through entrance
The high addition of liquid fluorine chlorine is carried out, which further decreases the temperature of gas.
5. a kind of valve limit switch with blast resistance construction according to claim 1, it is characterised in that：Described anti-loosening
In component, the fixed strip is fixed on stabilizer blade right side upper position, and the sliding slot two is opened in fixed strip right side, described micro-
Type lead screw is mounted on inside sliding slot two, and the Miniature ball nut seat is mounted on miniature lead screw annular side, the L-type movable stand
It is fixed on Miniature ball nut seat right side, the L-type movable stand upper side right station offers threaded hole, the threaded hole
Inside is equipped with threaded rod, and on the left of the threaded rod and L-type movable stand upper surface on right side is both provided with mobile bar, the shifting
Lever lower end passes through L-type movable stand, and is fixed on pressing plate upper surface, and the mobile bar upper end is respectively and fixedly provided with spring two, the bullet
Two lower end of spring is connected with L-type movable stand upper surface.
6. a kind of valve limit switch with blast resistance construction according to claim 5, it is characterised in that：The Miniature ball
Nut seat is connected by ball nut pair with miniature lead screw, and the miniature lead screw rear end is fixed with small-sized handle, and small-sized
Hand outer surface is enclosed with Anti-slip cover, in actual use, rotates small-sized handle, small-sized handle rotation band actuating miniature lead screw turns
Dynamic, the rotating operation of the miniature lead screw of ball nut adjutant is converted to the linear motion of Miniature ball nut seat, to Miniature ball
Nut seat drives the movement of L-type movable stand, and the movement of L-type movable stand is moved by mobile bar band dynamic pressure plate, when pressing plate is moved to connection
When on rear side of through-hole, stop operating small-sized handle, and then attachment screw is mounted on inside connection through-hole, is then rotated backward small-sized
Handle makes L-type movable stand band dynamic pressure plate be moved to right over screw, is convenient for the movement of L-type movable stand, will not be to the installation of screw
It causes to hinder.
7. a kind of valve limit switch with blast resistance construction according to claim 5, it is characterised in that：In the mobile bar
End is fixed with disk, and two upper end of the spring is connected with disk lower face, the arc-shaped structure in threaded rod lower end, in reality
During use, when pressing plate is moved on the upside of screw, threaded rod is rotated, makes threaded rod in threaded hole internal rotating, and downwards
Mobile, threaded rod movement generates pressing plate downward thrust, and pressing plate is made to move down, and pressing plate movement drives mobile bar to moving down
Dynamic, mobile bar movement drives disk to move down, and disk movement generates compressing force to spring two, so that spring two is shunk, works as pressing plate
It is moved to when being fitted closely with screw upper side, stop operating threaded rod, which improves the stability of screw installation,
Avoid screw loosening.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810609406.8A CN108518524A (en) | 2018-06-13 | 2018-06-13 | A kind of valve limit switch with blast resistance construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810609406.8A CN108518524A (en) | 2018-06-13 | 2018-06-13 | A kind of valve limit switch with blast resistance construction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108518524A true CN108518524A (en) | 2018-09-11 |
Family
ID=63427398
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810609406.8A Withdrawn CN108518524A (en) | 2018-06-13 | 2018-06-13 | A kind of valve limit switch with blast resistance construction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108518524A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109506085A (en) * | 2018-12-04 | 2019-03-22 | 苏州经贸职业技术学院 | A kind of mechanical pedestal with bumper and absorbing shock function |
| CN112692814A (en) * | 2021-01-20 | 2021-04-23 | 浙江树人学院（浙江树人大学） | Mechanical automation robot arm |
-
2018
- 2018-06-13 CN CN201810609406.8A patent/CN108518524A/en not_active Withdrawn
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109506085A (en) * | 2018-12-04 | 2019-03-22 | 苏州经贸职业技术学院 | A kind of mechanical pedestal with bumper and absorbing shock function |
| CN112692814A (en) * | 2021-01-20 | 2021-04-23 | 浙江树人学院（浙江树人大学） | Mechanical automation robot arm |
| CN112692814B (en) * | 2021-01-20 | 2022-07-19 | 浙江树人学院（浙江树人大学） | Mechanical automation robot arm |
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Application publication date: 20180911 |