CN208592790U - Valve rod dismounting device - Google Patents
Valve rod dismounting device Download PDFInfo
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- CN208592790U CN208592790U CN201821084610.4U CN201821084610U CN208592790U CN 208592790 U CN208592790 U CN 208592790U CN 201821084610 U CN201821084610 U CN 201821084610U CN 208592790 U CN208592790 U CN 208592790U
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- valve rod
- main body
- impact hammer
- interconnecting piece
- provision
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- 230000035939 shock Effects 0.000 claims description 6
- 239000004677 Nylon Substances 0.000 claims description 5
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- 238000003466 welding Methods 0.000 description 4
- 239000000284 extract Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 230000007246 mechanism Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 210000000080 chela (arthropods) Anatomy 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 230000008439 repair process Effects 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 230000008901 benefit Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000012512 characterization method Methods 0.000 description 1
- 229920006351 engineering plastic Polymers 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
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Abstract
The utility model provides a valve rod dismounting device, include: a device body, a connecting portion, and an impact hammer; the connecting part is arranged at one end of the device main body and is used for being fixedly connected with a valve rod of a butterfly valve; the impact hammer with device main part sliding connection, keeping away from of device main part the one end of connecting portion is provided with stopping portion, the impact hammer is located stopping portion with between the connecting portion, be used for the striking stopping portion is in order to right the pulling force is exerted to the valve rod. The utility model provides a valve rod dismounting device can be so that the convenient operation of dismantling the valve rod improves the operating efficiency.
Description
Technical field
The utility model relates to valve technology field more particularly to a kind of valve rod provisions for disengagement.
Background technique
Butterfly valve is also referred to as butterfly valve, flap valve, is a kind of simple regulating valve of structure.Butterfly valve is mainly by valve body, butterfly plate, valve
Bar, transmission mechanism, sealing device, operating mechanism composition.Discoidal butterfly plate be butterfly valve opening and closing element, butterfly plate in valve body around
Own axes rotation, to have the function that opening and closing or rate-of flow.
When butterfly valve is damaged, need to remove the valve rod of butterfly valve out of valve body, then repair butterfly valve.Existing skill
In art, when removing valve rod, valve body is hold using tools such as bench vices, then with the tool holders valve rod such as pipe wrench, and gradually will
Valve rod is extracted outward.
When the prior art removes butterfly valve valve rod, staff is needed to rely on the tools such as manpower and pliers by valve rod from valve body
It firmly extracts, disassembling section difficulty height, low efficiency.
Utility model content
The utility model provides a kind of valve rod provision for disengagement, may make the easy to operate of disassembly valve rod, improves operating efficiency.
The utility model provides a kind of valve rod provision for disengagement, comprising: apparatus main body, interconnecting piece and impact hammer；
One end of described device main body is arranged in the interconnecting piece, is fastenedly connected for the valve rod with butterfly valve；The shock
Hammer is slidably connected with described device main body, and one end far from the interconnecting piece of described device main body is provided with stop portion, described
Impact hammer is between the stop portion and the interconnecting piece, for hitting the stop portion to apply pulling force to the valve rod.
Valve rod provision for disengagement provided by the embodiment of the utility model passes through interconnecting piece when the valve rod for dismantling butterfly valve
It is fastenedly connected valve rod, sliding weight makes it hit stop portion, thus the direction for extracting apparatus main body to valve rod with rotation connection
It is mobile, weight is slided repeatedly and hits stop portion, can gradually be extracted valve rod；The mode of operation of above-mentioned disassembly valve rod is simple and convenient,
The operating efficiency of staff can be effectively improved.
Further, the interconnecting piece includes sleeve and locking member, and the locking member, which is worn, to be connect on the side wall of the sleeve,
The sleeve is for being socketed on outside the valve rod, and the locking member is for locking the valve rod.
Further, the locking member is bolt；
Through-hole is provided on the side wall of the sleeve, the through hole is provided with connection short tube, the connection short tube and institute
Through-hole connection is stated, the bolt passes through the through-hole and is threadedly coupled with the short tube that is connected to.
Further, described device main body includes circular tube structure, and the impact hammer includes cylindrical structure, the impact hammer set
It is located at outside described device main body, the internal diameter of the impact hammer is equal to the outer diameter of described device main body.
Further, the stop portion includes the baffle for protruding from the outer wall of described device main body.
Further, the valve rod provision for disengagement further include: bumper, the bumper are set in outside described device main body
And it is mounted between the impact hammer and the stop portion.
Further, the bumper includes nylon cushion.
Further, the interconnecting piece is detachably connected with described device main body.
Further, the interconnecting piece is connect with described device main body screw.
Further, the valve rod provision for disengagement further include: positive stop lug boss, the positive stop lug boss are arranged in described device master
One end close to the interconnecting piece of body, for limiting the sliding position of the impact hammer.
Valve rod provision for disengagement provided by the embodiment of the utility model passes through interconnecting piece when the valve rod for dismantling butterfly valve
It is fastenedly connected valve rod, sliding weight makes it hit stop portion, thus the direction for extracting apparatus main body to valve rod with rotation connection
It is mobile, weight is slided repeatedly and hits stop portion, can gradually be extracted valve rod；The mode of operation of above-mentioned disassembly valve rod is simple and convenient,
The operating efficiency of staff can be effectively improved；Stud connector design is sleeve and bolt fastening valve rod, and bolt presses closer the end of valve rod
Portion is plane, smaller to the damage of valve rod；The design of positive stop lug boss not only can avoid impact hammer and damage interconnecting piece, can also make valve
Bar provision for disengagement has the function of installing valve rod.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is
Some embodiments of the utility model, for those of ordinary skill in the art, in the premise of not making the creative labor property
Under, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the overall structure diagram of valve rod provision for disengagement provided by the embodiment of the utility model；
Fig. 2 is the partial enlarged view of Fig. 1；
Fig. 3 is the overall structure diagram for the valve rod provision for disengagement that another embodiment of the utility model provides；
Fig. 4 is the partial enlarged view of Fig. 3；
Status diagram when Fig. 5 is valve rod provision for disengagement operation provided by the embodiment of the utility model；
Fig. 6 is the overall structure diagram for the valve rod provision for disengagement that another embodiment of the utility model provides.
Appended drawing reference:
10- apparatus main body
20- interconnecting piece
21- sleeve
22- locking member
23- through-hole
24- is connected to short tube
30- impact hammer
40- stop portion
50- positive stop lug boss
200- valve rod
Specific embodiment
To keep the purpose of this utility model, technical solution and advantage clearer, below in conjunction in the utility model
The technical solution in the utility model is clearly and completely described in attached drawing, it is clear that described embodiment is that this is practical
Novel a part of the embodiment, instead of all the embodiments.Based on the embodiments of the present invention, ordinary skill people
Member's every other embodiment obtained without creative efforts, belongs to the model of the utility model protection
It encloses.
Below with reference to the accompanying drawings and in conjunction with specific embodiments the utility model is described.
Fig. 1 is the overall structure diagram of valve rod provision for disengagement provided by the embodiment of the utility model, and Fig. 2 is the office of Fig. 1
Portion's enlarged drawing, referring to fig. 1 and fig. 2, the utility model provide a kind of valve rod provision for disengagement, comprising: apparatus main body 10, connection
Portion 20 and impact hammer 30；One end of apparatus main body 10 is arranged in interconnecting piece 20, is fastenedly connected for the valve rod 200 with butterfly valve；It hits
Hammer 30 is slidably connected with apparatus main body 10, and one end of the separate interconnecting piece 20 of apparatus main body 10 is provided with stop portion 40, hits
Hammer 30 is between stop portion 40 and interconnecting piece 20, for hitting stop portion 40 to apply pulling force to valve rod 200.
The working principle of valve rod provision for disengagement provided by the embodiment of the utility model is, when will valve rod 200 to butterfly valve into
When row is removed, interconnecting piece 20 is fastenedly connected in valve rod 200, impact hammer 30 is then slided, makes impact hammer 30 from apparatus main body 10
One end slide into the other end, until impact hammer 30 hit stop portion 40, impact hammer 30 hit stop portion 40 impact force direction
For the direction that valve rod 200 is extracted, impact hammer 30 hits the impact force that stop portion 40 generates and is transmitted to device master by stop portion 40
On body 10, the direction that apparatus main body 10 is extracted to valve rod 200 is mobile, and interconnecting piece 20 moves together with apparatus main body 10, so
Sliding impact hammer 30 makes it hit stop portion 40 repeatedly, extracts apparatus main body 10 gradually to valve rod 200 with interconnecting piece 20
Direction is mobile, so that valve rod 200 gradually be extracted.
Wherein, the specific implementation of interconnecting piece 20 is not particularly limited herein, be can be realized and is fastenedly connected with valve rod 200
?.Interconnecting piece 20 may be designed as sleeve, and wears on sleeve and be connected to lock screw, when being fastenedly connected valve rod 200, can incite somebody to action
Sleeve covers on valve rod 200, and then valve rod 200 is locked in sleeve with lock screw.Optionally, interconnecting piece 20 can also design
Valve rod 200 is clamped using clamp structure when being fastenedly connected valve rod 200 for clamp structure.
Further, the specific constructive form of stop portion 40 is not particularly limited in the utility model embodiment, with energy
It enough limits the position of impact hammer 30 and bears subject to the shock of impact hammer 30.Specifically, stop portion 40 can be to protrude from device
The baffle of 10 outer wall of main body, baffle has certain thickness, to bear the impact force of impact hammer 30.Optionally, stop portion 40
Structure can also be that strip hole is provided on the outer wall of apparatus main body 10, and stop portion 40 is strip hole approaching device main body 10
The end hole wall of one end is provided with the sliding block that can pass through strip hole on impact hammer 30, when impact hammer 30 is relative to apparatus main body
When 10 sliding, the sliding block on impact hammer 30 slides in strip hole, when sliding block slides into 10 one end of strip hole approaching device main body
End hole wall when, prevent impact hammer 30 continue to slide.
In addition, the shape of apparatus main body 10 is the cylinder with certain length, impact hammer 30 is slidably socketed in apparatus main body
On 10.30 sets of impact hammer are slided on apparatus main body 10, and structure design is simple and convenient, wherein impact hammer 30 and apparatus main body 10
It can be coaxial arrangement, so that the sliding of impact hammer 30 is more stable.
It should be noted that valve rod provision for disengagement provided by the embodiment of the utility model, also can be applied to other devices
Or the disassembly of tool.Interconnecting piece 20 and tool to be removed need to be only fastenedly connected when use, then slide the shock of impact hammer 30 and stop
Portion 40 is moved back, multiple impact applies pulling force, can more effortlessly extract tool to be removed, and improves operating efficiency.
Valve rod provision for disengagement provided by the embodiment of the utility model passes through interconnecting piece when the valve rod for dismantling butterfly valve
It is fastenedly connected valve rod, sliding weight makes it hit stop portion, thus the direction for extracting apparatus main body to valve rod with rotation connection
It is mobile, weight is slided repeatedly and hits stop portion, can gradually be extracted valve rod；The mode of operation of above-mentioned disassembly valve rod is simple and convenient,
The operating efficiency of staff can be effectively improved.
More detailed embodiment is used below, and the structure of each component is described in detail.
Fig. 3 is the overall structure diagram for the valve rod provision for disengagement that another embodiment of the utility model provides, Fig. 4 Fig. 3
Partial enlarged view, with reference to shown in Fig. 3 and Fig. 4, interconnecting piece 20 include sleeve 21 and locking member 22, locking member 22, which is worn, to be connect in sleeve
On 21 side wall, sleeve 21 is for being socketed on outside valve rod 200, and locking member 22 is for locking valve rod 200.
Specifically, when connecting valve rod 200, by 21 sets of sleeve on valve rod 200, valve rod is then pressed closer by locking member 22
200, it is fastened on valve rod 200 in sleeve 21.Wherein, locking member 22 can be designed as pulling locking member 22 by components such as springs
Valve rod 200 is pressed closer into sleeve 21, then can be fixedly connected with protective cover on the outer wall of sleeve 21, is covered on 22 top of locking member,
To stop locking member 22 to the outer play of sleeve 21, to guarantee that locking member 22 presses closer valve rod 200.
Optionally, locking member 22 can also design in the following manner: locking member 22 is bolt；It is arranged on the side wall of sleeve 21
Have through-hole 23, be provided at through-hole 23 connection short tube 24, connection short tube 24 be connected to through-hole 23, bolt across through-hole 23 and with company
Logical short tube 24 is threadedly coupled.Specifically, it connects and is provided with internal screw thread on the inner wall of short tube 24, the screw flight of bolt is connected to
The internal screw thread of short tube 24 is connect, and for across through-hole 23.
Status diagram when Fig. 5 is valve rod provision for disengagement operation provided by the embodiment of the utility model, with reference to Fig. 5 institute
Show, connection short tube 24 can be welded and fixed on the outer wall for being connected to sleeve 21 when practical application, connect inner cavity and the set of short tube 24
Through-hole 23 on 21 side walls of cylinder is opposite and is connected to, and bolt thread is connected to connection short tube 24, and passes through through-hole 23, short using connecting
Pipe 24, which can guarantee, enough reaches, so as to be bolted firm, is not easy to thread off, to guarantee to be fastenedly connected valve rod 200
Reliability.Valve rod is clamped using pipe wrench compared with prior art, has jagged pincers tooth at the jaw of pipe wrench, pincers tooth can be to valve rod
More serious damage is caused, and uses sleeve and bolt fastening valve rod 200 in the utility model embodiment, bolt presses closer valve rod
200 end is plane, therefore smaller to the damage of valve rod 200.
Specifically, the quantity of through-hole 23 is two, and two through-holes 23 are oppositely arranged；The quantity for connecting short tube 24 is two,
It is respectively arranged at two through-holes 23, and is respectively communicated with two through-holes 23；The quantity of bolt is two, the screw rod of two bolts
Screw thread is connected to two connection short tubes 24 respectively, and is respectively used to across two through-holes 23.When being fastenedly connected valve rod 200, use
Two bolts being oppositely arranged clamp valve rod 200, can reinforce the fastening to valve rod 200, avoid between sleeve 21 and valve rod 200
The phenomenon that leading to mutual play in the presence of cooperation deviation.
In a kind of feasible embodiment, referring to fig. 1 and fig. 2, interconnecting piece 20 is fixedly connected with apparatus main body 10, with
Improve the reliability of connection.Alternatively, interconnecting piece 20 can be the end construction of apparatus main body 10, set in the end of apparatus main body 10
Count the structure of sleeve 21 and locking member 22, it can be achieved that interconnecting piece 20 function.
In another feasible embodiment, with continued reference to shown in Fig. 3 and Fig. 4, in the present embodiment, interconnecting piece 20 and device
Main body 10 is detachably connected.Since interconnecting piece 20 is using locking mechanisms such as sleeve and bolts, rear bolt or sleeve is used for a long time
It may be damaged, locking cannot be played the role of, and apparatus main body 10 is less likely to be damaged, and lasts a long time.Interconnecting piece 20 is detachable
It is connected to the end of apparatus main body 10, is designed in this way convenient for the replacement of interconnecting piece 20, valve rod provision for disengagement is whole to be made to improve
Use the service life.
Specifically, interconnecting piece 20 is threadedly coupled with apparatus main body 10.The one end of interconnecting piece 20 being connect with apparatus main body 10
It is provided with external screw thread, is correspondingly arranged on internal screw thread on apparatus main body 10, interconnecting piece 20 and apparatus main body 10 pass through external screw thread and interior
The mating connection of screw thread and connect.The design structure is simple, more convenient in assembling and use.
In addition, stop portion 40 is the baffle for protruding from the outer wall of apparatus main body 10 in the present embodiment.Baffle plate setting is in device
The end of the separate interconnecting piece 20 of main body 10.It designs in this way and can guarantee that the sliding stroke of impact hammer 30 is maximum, guaranteeing impact hammer
Material, save the cost are saved while 30 sliding stroke.Specifically, baffle is fixedly connected by welding in the end of apparatus main body 10
Portion is fixedly connected by welding and can guarantee that connection is solid firm.Stop portion 40 should have certain thickness, to guarantee that it is being hit
Hammer 30 will not damage during hitting.
On the basis of the above embodiments, in the present embodiment, apparatus main body 10 is circular tube structure, and impact hammer 30 is cylinder knot
Structure, impact hammer 30 are set in outside apparatus main body 10, and the internal diameter of impact hammer 30 is equal to the outer diameter of apparatus main body 10.Compared to filled circles
Rod structure, using the apparatus main body 10 of circular tube structure, light weight is easy to use.Impact hammer 30 is cylindrical structure, convenient for being set in
Outside apparatus main body 10, realization is slidably connected.The internal diameter of impact hammer 30 is equal to the outer diameter of apparatus main body 10, it is ensured that 30 He of impact hammer
Apparatus main body 10 is coaxial, so that the impact force that impact hammer 30 applies stop portion 40 is uniformly distributed.The design structure is simple, in group
It is more convenient when dress and use.
It should be noted that the meaning of " being equal to " in " outer diameter that the internal diameter of impact hammer 30 is equal to apparatus main body 10 "
It is the internal diameter of impact hammer 30 to be designed in size design equal to apparatus main body 10, but there are in fact certain dimensional tolerance,
10 tolerance fit of impact hammer 30 and apparatus main body.
As for the outer diameter and length of impact hammer 30, it is not particularly limited in this embodiment.The outer diameter size of impact hammer 30
And length determines the weight of impact hammer 30, under equal length, its weight is larger when 30 outer diameter of impact hammer is larger, can be to stop portion
40 apply biggish impact force.The length of impact hammer 30 should not design too long, to avoid entire valve rod provision for disengagement is influenced
Size.
Further, valve rod provision for disengagement further include: bumper (not shown), bumper are set in apparatus main body 10
Outside and it is mounted between impact hammer 30 and stop portion 40.Due to using the side being threadedly coupled between interconnecting piece 20 and apparatus main body 10
Formula is fixedly connected, and directly hits stop portion 40 with impact hammer 30, and long-time service will lead to thread damage, or even can not repair, and drop
The low service life of valve rod provision for disengagement entirety.It therefore, can by installing bumper between impact hammer 30 and stop portion 40
It is effectively protected helicitic texture.Bumper is set in outside apparatus main body 10, and internal diameter is equal with the outer diameter of apparatus main body 10, outside
Diameter is unrestricted, it is preferable that the outer diameter of bumper is equal to the outer diameter of impact hammer 30, to play preferably anti-collision effect.
Specifically, bumper is nylon cushion.Bumper plays the role of buffering and protection, therefore the material of bumper extremely closes
It is important.Using bumper made of the materials such as stainless steel, hardness is larger, to the protective effect very little of helicitic texture.In reality
In, bumper is nylon cushion.Nylon cushion is important engineering plastics, and wearability is strong, and can be effectively to impact hammer 30
Effect of impact buffered, to protect helicitic texture, improve the service life of valve rod provision for disengagement.
Fig. 6 is the overall structure diagram for the valve rod provision for disengagement that another embodiment of the utility model provides, with reference to Fig. 6 institute
Show, valve rod provision for disengagement further include: the one of the close interconnecting piece 20 of apparatus main body 10 is arranged in positive stop lug boss 50, positive stop lug boss 50
End, for limiting the sliding position of impact hammer 30.
One end of impact hammer 30 and bumper from the stop portion 40 of the separate adjustment head 12 of apparatus main body 10 is de- in order to prevent
From apparatus main body 10, the present embodiment is provided with positive stop lug boss 50 in one end of the separate adjustment head 12 of apparatus main body 10, for limiting
The position of impact hammer 30 processed, so that impact hammer 30 can only slide between positive stop lug boss 50 and stop portion 40.The positive stop lug boss 50
Close to interconnecting piece 20, play the role of the position for limiting impact hammer 30 and bumper, avoid impact hammer 30 and bumper along
Apparatus main body 10 is detached from when sliding, and the structure of the locking member 22 of interconnecting piece 20 is destroyed, to influence valve rod provision for disengagement and valve
The normal use of bar 200.
The specific structure of positive stop lug boss 50 can be there are many embodiment.Positive stop lug boss 50 can be and apparatus main body 10 1
Body formed annular projection, or be connected on the side wall of apparatus main body 10 using structures such as bolts, position-limiting action can be played i.e.
It can.
In a kind of feasible embodiment, positive stop lug boss 50 is similar to the structure of stop portion 40.Positive stop lug boss 50 is protrusion
In the baffle of the outer wall of apparatus main body 10, baffle is fixedly connected by welding on the outer wall of apparatus main body 10, is consolidated by welding
Fixed connection can guarantee that connection is solid firm.At this point, positive stop lug boss 50 can equally bear the shock of impact hammer 20, valve rod provision for disengagement
It will not be used for disassembly valve rod 200 at this time, and be used to install fastening valve rod 200.The disassembly of valve rod 200 finishes, and butterfly valve is repaired
After intact, need to reinstall to valve rod 200 on butterfly valve, it, can be by interconnecting piece 20 and valve rod in order to guarantee the reliable of installation
20 are fastenedly connected, and impact hammer 30 are then slided, so that impact hammer 30 gently hits positive stop lug boss 50, positive stop lug boss 50 and device master
Body 10 transmits impact force to valve rod 200, guarantees the reliability that valve rod 200 is installed.
The working principle of valve rod provision for disengagement provided by the embodiment of the utility model is, when will valve rod 200 to butterfly valve into
When row is removed, by 21 sets of sleeve on valve rod 200, valve rod 200 is then pressed closer by locking member 22, valve rod 200 is made to be fastened on set
In cylinder 21；So that impact hammer 30 is slid into the other end from one end of apparatus main body 10, until impact hammer 30 hits stop portion 40, hits
Hammer 30 hits the direction that the impact force direction of stop portion 40 is extracted for valve rod 200, and what the shock stop portion 40 of impact hammer 30 generated rushes
It hits power to be transmitted on apparatus main body 10 by stop portion 40, the direction that apparatus main body 10 is extracted to valve rod 200 is mobile, interconnecting piece 20
As apparatus main body 10 moves together, repeatedly slide impact hammer 30 make its hit stop portion 40, make apparatus main body 10 with
The direction that interconnecting piece 20 is gradually extracted to valve rod 200 is mobile, so that valve rod 200 gradually be extracted.
Valve rod provision for disengagement provided by the embodiment of the utility model passes through interconnecting piece when the valve rod for dismantling butterfly valve
It is fastenedly connected valve rod, sliding weight makes it hit stop portion, thus the direction for extracting apparatus main body to valve rod with rotation connection
It is mobile, weight is slided repeatedly and hits stop portion, can gradually be extracted valve rod；The mode of operation of above-mentioned disassembly valve rod is simple and convenient,
The operating efficiency of staff can be effectively improved；Stud connector design is sleeve and bolt fastening valve rod, and bolt presses closer the end of valve rod
Portion is plane, smaller to the damage of valve rod；The design of positive stop lug boss not only can avoid impact hammer and damage interconnecting piece, can also make valve
Bar provision for disengagement has the function of installing valve rod.
In the description of the present invention, it should be understood that used term " center ", " length ", " width ",
" thickness ", " top ", " bottom end ", "upper", "lower", "left", "right", "front", "rear", "vertical", "horizontal", "inner", "outside" " axis
To ", the indicating positions such as " circumferential direction " or positional relationship be to be based on the orientation or positional relationship shown in the drawings, be merely for convenience of describing
The utility model and simplified description, rather than the position of indication or suggestion meaning or original part must have a particular orientation, with spy
Fixed construction and operation, therefore should not be understood as limiting the present invention.
In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance
Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include one or more of the features.In the description of the present invention, the meaning of " plurality " is at least two, example
Such as two, three, unless otherwise specifically defined.
In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " Gu
It is fixed " etc. shall be understood in a broad sense, such as may be a fixed connection, may be a detachable connection, or be integrally formed；It can be machinery
Connection is also possible to be electrically connected or can communicate with each other；It can be directly connected, the indirect phase of intermediary can also be passed through
Even, the connection inside two elements or the interaction relationship of two elements can be made.For those of ordinary skill in the art
For, the concrete meaning of above-mentioned term in the present invention can be understood as the case may be.
In the present invention unless specifically defined or limited otherwise, fisrt feature the "upper" of second feature or it
"lower" may include that the first and second features directly contact, and also may include that the first and second features are not direct contacts but lead to
Cross the other characterisation contact between them.Moreover, fisrt feature includes above the second feature " above ", " above " and " above "
One feature is right above second feature and oblique upper, or is merely representative of first feature horizontal height higher than second feature.First is special
Sign is directly below and diagonally below the second feature including fisrt feature under the second feature " below ", " below " and " below ", or only
Indicate that first feature horizontal height is less than second feature.
Finally, it should be noted that the above various embodiments is only to illustrate the technical solution of the utility model, rather than it is limited
System；Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should
Understand: it is still possible to modify the technical solutions described in the foregoing embodiments, or to some or all of
Technical characteristic is equivalently replaced；And these are modified or replaceed, it does not separate the essence of the corresponding technical solution, and this is practical new
The range of each embodiment technical solution of type.
Claims (10)
1. a kind of valve rod provision for disengagement characterized by comprising apparatus main body, interconnecting piece and impact hammer；
One end of described device main body is arranged in the interconnecting piece, is fastenedly connected for the valve rod with butterfly valve；The impact hammer with
Described device main body is slidably connected, and one end far from the interconnecting piece of described device main body is provided with stop portion, the shock
Hammer is between the stop portion and the interconnecting piece, for hitting the stop portion to apply pulling force to the valve rod.
2. valve rod provision for disengagement according to claim 1, which is characterized in that the interconnecting piece includes sleeve and locking member,
The locking member, which is worn, to be connect on the side wall of the sleeve, and for being socketed on outside the valve rod, the locking member is used for the sleeve
Lock the valve rod.
3. valve rod provision for disengagement according to claim 2, which is characterized in that the locking member is bolt；
Through-hole is provided on the side wall of the sleeve, the through hole is provided with connection short tube, and the connection short tube leads to described
Hole connection, the bolt pass through the through-hole and are threadedly coupled with the short tube that is connected to.
4. valve rod provision for disengagement according to claim 1, which is characterized in that described device main body includes circular tube structure, institute
Stating impact hammer includes cylindrical structure, and the impact hammer is set in outside described device main body, and the internal diameter of the impact hammer is equal to described
The outer diameter of apparatus main body.
5. valve rod provision for disengagement according to claim 4, which is characterized in that the stop portion includes protruding from described device
The baffle of the outer wall of main body.
6. valve rod provision for disengagement according to claim 5, which is characterized in that further include: bumper, the bumper are arranged
Outside described device main body and it is being mounted between the impact hammer and the stop portion.
7. valve rod provision for disengagement according to claim 6, which is characterized in that the bumper includes nylon cushion.
8. valve rod provision for disengagement according to claim 1, which is characterized in that the interconnecting piece and described device main body are removable
Unload connection.
9. valve rod provision for disengagement according to claim 8, which is characterized in that the interconnecting piece and described device main body screw
Connection.
10. valve rod provision for disengagement according to claim 1, which is characterized in that further include: positive stop lug boss, the limit convex
One end close to the interconnecting piece of described device main body is arranged in platform, for limiting the sliding position of the impact hammer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821084610.4U CN208592790U (en) | 2018-07-10 | 2018-07-10 | Valve rod dismounting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821084610.4U CN208592790U (en) | 2018-07-10 | 2018-07-10 | Valve rod dismounting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208592790U true CN208592790U (en) | 2019-03-12 |
Family
ID=65602639
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821084610.4U Active CN208592790U (en) | 2018-07-10 | 2018-07-10 | Valve rod dismounting device |
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| Country | Link |
|---|---|
| CN (1) | CN208592790U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110216627A (en) * | 2019-06-18 | 2019-09-10 | 神华包神铁路集团有限责任公司 | Device is removed in locomotive split pin |
| CN112548938A (en) * | 2020-12-07 | 2021-03-26 | 苏州博宇科技有限公司 | Screw drawing gun |
-
2018
- 2018-07-10 CN CN201821084610.4U patent/CN208592790U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110216627A (en) * | 2019-06-18 | 2019-09-10 | 神华包神铁路集团有限责任公司 | Device is removed in locomotive split pin |
| CN112548938A (en) * | 2020-12-07 | 2021-03-26 | 苏州博宇科技有限公司 | Screw drawing gun |
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