CN107642675A - Shaft coupling guard member and mechanical device - Google Patents

Shaft coupling guard member and mechanical device Download PDF

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Publication number
CN107642675A
CN107642675A CN201710576646.8A CN201710576646A CN107642675A CN 107642675 A CN107642675 A CN 107642675A CN 201710576646 A CN201710576646 A CN 201710576646A CN 107642675 A CN107642675 A CN 107642675A
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CN
China
Prior art keywords
guard member
shaft coupling
cover
prism portion
polygon prism
Prior art date
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Granted
Application number
CN201710576646.8A
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Chinese (zh)
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CN107642675B (en
Inventor
魏威
川畑润也
中村阳
中村阳一
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Ebara Corp
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Ebara Corp
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Publication of CN107642675A publication Critical patent/CN107642675A/en
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Publication of CN107642675B publication Critical patent/CN107642675B/en
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Abstract

The present invention provides a kind of shaft coupling guard member and mechanical device; shaft coupling guard member can be easily adjusted length; installation exercise and dismounting operation can be easily carried out in the state of the rotary shaft of the drive shaft of prime mover and rotating machinery has been linked, and pin components and special making apparatus can not needed.Shaft coupling guard member (1) has：The cover (11) that can be arranged on rotating machinery；The 1st guard member (12) on cover；With the 2nd guard member (14) in the 1st guard member.Cover (11) possesses：End plate (19), it has can be for the through hole (18) that rotary shaft runs through, and has polygon-shaped；With multiple side plates (20), it extends from end plate towards the 1st guard member.Multiple side plates are spaced at intervals, and the 1st guard member has the 1st polygon prism portion (30) being fixed on side plate.2nd guard member has the 2nd polygon prism portion (36) of the part in the 1st polygon prism portion that inserts.

Description

Shaft coupling guard member and mechanical device
Technical field
The present invention relates to covering shaft coupling shaft coupling guard member and with the shaft coupling guard member mechanical device, wherein The shaft coupling is used to link the rotary shaft of the rotating machineries such as pump and the drive shaft of motor prime movers.
Background technology
A kind of known mechanical device, it is via shaft coupling (shaft coupling) by the driving of the rotary shaft of rotating machinery and prime mover Axle links, by making drive shaft rotation rotate rotary shaft.Such mechanical device is, for example, pump installation.Pump installation, which has, to be made Motor for prime mover and the pump as rotating machinery, the drive shaft of motor link via the rotary shaft of shaft coupling and pump.In pump In device, thus the torque of the drive shaft of motor, makes fixed leaf on the rotary shaft via rotary shaft transmission of the shaft coupling to pump Wheel rotation.
The drive shaft of the shaft coupling, the exposed portion of the rotary shaft of pump and the motor that are rotated in order to avoid people with high speed is exposed Part contacts, and is typically provided with the shaft coupling guard member of covering shaft coupling.
Prior art literature
Patent document
Patent document 1：Japanese Unexamined Patent Publication 2014-173680 publications
The content of the invention
In the case where shaft coupling guard member is installed on pump installation, sometimes according to the distance between pump and motor come Adjust the length of shaft coupling guard member.But when shaft coupling guard member is made up of multiple parts, especially shaft coupling is protected When part has pin components, the construction of shaft coupling guard member becomes complicated, and its result is, it is difficult to adjusts the length of shaft coupling guard member Degree.Moreover, when shaft coupling guard member is made up of multiple parts, cost can be spent.
In addition, working as shaft coupling guard member is made using making apparatus such as mould, large-scale production machinery and special fixtures When, the cost of manufacture of shaft coupling guard member can increase.
Installation of the shaft coupling guard member to pump installation is to stopped the operating of pump installation and by the drive shaft and pump of motor Rotary shaft linked in the state of carry out.In addition, the dismounting of shaft coupling guard member and by the drive shaft and pump of motor Rotary shaft linked in the state of carry out.But when shaft coupling guard member is made up of multiple parts, for by horse The drive shaft and the rotary shaft of pump reached installs operation and the dismounting couplers guard member of shaft coupling guard member in the state of having linked Operation can take a significant amount of time.
Above mentioned problem can not only produce in pump installation, it is also possible to make via shaft coupling the rotary shaft of rotating machinery with Produced in all mechanical devices that the drive shaft of prime mover links.
The present invention is to research and develop in view of the foregoing, and its object is to provide a kind of following shaft coupling guard member：Energy Length is enough easily adjusted, can be in the state of the rotary shaft of the drive shaft of prime mover and rotating machinery have been linked easily Installation exercise and dismounting operation are carried out, and pin components and special making apparatus can not needed.
And it is an object of the invention to provide a kind of mechanical device with such shaft coupling guard member.
To achieve these goals, a mode of the invention is a kind of shaft coupling guard member, for covering prime mover Drive shaft and rotating machinery the shaft coupling that links of rotary shaft, above-mentioned shaft coupling guard member is characterised by having：It can pacify Cover on above-mentioned rotating machinery；The 1st guard member on above-mentioned cover；With the 2nd in above-mentioned 1st guard member Guard member, above-mentioned cover possess：End plate, it has the through hole that can run through for above-mentioned rotary shaft, and with polygon-shaped；With Multiple side plates, it extends from above-mentioned end plate towards above-mentioned 1st guard member, and above-mentioned multiple side plates are spaced at intervals, on Stating the 1st guard member has the 1st polygon prism portion being fixed on above-mentioned side plate, and above-mentioned 2nd guard member, which has, inserts the above-mentioned 1st 2nd polygon prism portion of the part in polygon prism portion.
The preferred embodiment of the present invention is characterised by, above-mentioned side plate and above-mentioned 1st polygon prism portion by fastener and by Fastening, have in above-mentioned 1st polygon prism portion formed with the elliptical aperture for the insertion of above-mentioned fastener, above-mentioned elliptical aperture along above-mentioned The elliptical shape of the length direction extension of side plate.
The preferred embodiment of the present invention is characterised by that above-mentioned 1st guard member has from the outside pleurapophysis in above-mentioned 1st polygon prism portion The 1st flange part gone out, above-mentioned 2nd guard member have from the 2nd prominent laterally flange part of above-mentioned 2nd polygon prism portion, above-mentioned Formed with elongated hole in one party in 1st flange part and above-mentioned 2nd flange part, in above-mentioned 1st flange part and above-mentioned 2nd flange part In the opposing party on formed with the patchhole being connected with above-mentioned elongated hole.
The preferred embodiment of the present invention is characterised by that above-mentioned cover is made up of a plate with multiple bending sections.
The preferred embodiment of the present invention is characterised by that above-mentioned 1st guard member and above-mentioned 2nd guard member are respectively by with multiple One plate of bending section is formed.
The preferred embodiment of the present invention is characterised by, form an above-mentioned plate for above-mentioned 1st guard member have with composition State the above-mentioned plate identical shape of the 2nd guard member.
The preferred embodiment of the present invention is characterised by that above-mentioned 1st guard member and above-mentioned 2nd guard member are respectively by with multiple At least two plates of bending section are formed.
The preferred embodiment of the present invention is characterised by that above-mentioned at least two plates of above-mentioned 1st guard member of composition have and structure Into above-mentioned at least two plate identical shapes of above-mentioned 2nd guard member.
The preferred embodiment of the present invention is characterised by, formed with above-mentioned for above-mentioned cover to be installed in above-mentioned end plate Multiple fastener holes on rotating machinery.
The preferred embodiment of the present invention is characterised by that above-mentioned cover can be installed in a manner of being stretched out from above-mentioned rotating machinery On above-mentioned rotating machinery.
The preferred embodiment of the present invention is characterised by, by above-mentioned multiple side plates adjacent to each other and formed with multiple The top of cover is stated, by above-mentioned 1st polygon prism portion and the top formed with multiple above-mentioned 1st guard members, passes through above-mentioned rib more than 2nd Post portion and formed with the top of multiple above-mentioned 2nd guard members, at least one, above-mentioned 1st guard member in the top of above-mentioned cover In the top of at least one and above-mentioned 2nd guard member in top it is at least one be located at from above-mentioned cover, above-mentioned 1st guard member and On the central axis that above-mentioned 2nd guard member passes through.
The other modes of the present invention are a kind of mechanical devices, it is characterised in that are possessed：Prime mover with drive shaft；Tool There is the rotating machinery of rotary shaft；With above-mentioned shaft coupling guard member.
The preferred embodiment of the present invention is characterised by that above-mentioned shaft coupling guard member from above-mentioned rotating machinery in a manner of stretching out It is maintained on above-mentioned rotating machinery.
Invention effect
According to the present invention, shaft coupling guard member has simple construction, and is made up of less parts.Therefore, it is possible to The length of shaft coupling guard member is easily adjusted in the state of the rotary shaft of the drive shaft of prime mover and rotating machinery has been linked Degree, and can easily carry out installation exercise and the dismounting operation of shaft coupling guard member.Moreover, in accordance with the invention it is possible to drop Low cost.
Moreover, in accordance with the invention it is possible to the pin components of shaft coupling guard member and special making apparatus need not be supported.
Brief description of the drawings
Fig. 1 is the schematic diagram for representing pump installation.
Fig. 2 is the schematic diagram of the pump installation of the shaft coupling guard member with an embodiment of the invention.
Fig. 3 is the enlarged drawing of the shaft coupling guard member shown in Fig. 2.
Fig. 4 is the stereogram of shaft coupling guard member.
Fig. 5 is the front view of cover.
Fig. 6 is the figure observed from Fig. 5 A lines direction.
Fig. 7 is Fig. 3 line B-B sectional view.
Fig. 8 is the overall diagram for representing the 1st guard member.
Fig. 9 is the figure observed from Fig. 8 C lines direction.
Figure 10 is to represent for the part in the 1st polygon prism portion to be inserted into the 1st guard member and the 2nd when in the 2nd polygon prism portion The figure of guard member.
Figure 11 is the figure for the other embodiment for representing the 1st guard member.
Figure 12 is the figure observed from Figure 11 D lines direction.
Description of reference numerals
1 shaft coupling guard member
2 motors (prime mover)
2a motor shells
3 pumps (rotating machinery)
3a pump cases
4 impellers
5 drive shafts
7 rotary shafts
8 pedestals
9 housing legs
10 shaft couplings
11 covers
12 the 1st guard members
14 the 2nd guard members
18 through holes
19 end plates
20 side plates
21 incised notch
25 fastener holes
26 notch
30 the 1st polygon prism portions
Component parts on the upside of 30a
Component parts on the downside of 30b
33 the 1st flange parts
33a upper flanges portion
Side flange portion under 33b
36 the 2nd polygon prism portions
Component parts on the upside of 36a
Component parts on the downside of 36b
39 the 2nd flange parts
Component parts on the upside of 39a
Component parts on the downside of 39b
44th, 54 elongated hole
45th, 55 patchhole
53 elliptical apertures
56 connecting holes
65 protective bulkheads
100 pump installations (mechanical device)
Embodiment
Illustrate embodiments of the present invention referring to the drawings., will to same or equivalent structure in Fig. 1 into Figure 12 Simultaneously the repetitive description thereof will be omitted for element mark identical reference.
Fig. 1 is the schematic diagram for representing pump installation 100, and Fig. 2 is that the shaft coupling with an embodiment of the invention is protected The schematic diagram of the pump installation 100 of part 1.Pump installation 100 is that have the motor 2 as prime mover and the pump 3 as rotating machinery Mechanical device.Motor 2 and pump 3 are fixed on pedestal 8.The drive shaft 5 of motor 2 is prolonged from the motor shell 2a of motor 2 towards pump 3 Stretch, the rotary shaft 7 of pump 3 extends from the pump case 3a of pump 3 towards motor 2.Pump case 3a is supported by housing leg 9, housing leg 9 It is fixed on pedestal 8.The drive shaft 5 of motor 2 links via the rotary shaft 7 of shaft coupling (shaft coupling) 10 and pump 3.The drive of motor 2 The torque of moving axis 5 is transmitted via shaft coupling 10 to the rotary shaft 7 of pump 3, and its result is that the impeller 4 being fixed in rotary shaft 7 revolves Turn.
In the present embodiment, the central axis of the rotary shaft 7 of pump 3 and the central axis of the drive shaft 5 of motor 2 are arranged in On straight line.The public central axis of the rotary shaft 7 of pump 3 and the drive shaft 5 of motor 2 is to be labelled with the double of reference number C L Chain-dotted line is described.
Shaft coupling 10, the exposed portion of drive shaft 5 of motor 2 and the exposed portion of rotary shaft 7 of pump 3 are protected by shaft coupling Part 1 covers.Hereinafter, shaft coupling guard member 1 is illustrated.Fig. 3 is the enlarged drawing of the shaft coupling guard member 1 shown in Fig. 2.Fig. 4 is shaft coupling The stereogram of device guard member 1.Shaft coupling guard member 1 has can be on the pump 3 as an example of rotating machinery Cover 11, the 1st guard member 12 on cover 11 and the 2nd guard member 14 in the 1st guard member 12.
Fig. 5 is the front view of cover 11, and Fig. 6 is the figure observed from Fig. 5 A lines direction.Cover 11 has can be for the rotation of pump 3 The through hole 18 that rotating shaft 7 runs through, and possess with polygon-shaped end plate 19 and from end plate 19 towards the 1st guard member 12 Multiple side plates 20 of (and the 2nd guard member 14) extension.
Cover 11 is made up of a plate with multiple bending sections.More specifically, end plate 19 and multiple side plates 20 are logical Cross a plate warpage and formed.As by the method for a plate warpage, the method using joggler (bender) can be enumerated. The cover 11 of the box-like construction with polygon is made up of end plate 19 and multiple side plates 20.Multiple bending sections are in end plate 19 Extend between multiple side plates 20.Side plate 20 is parallel with central axis CL, and end plate 19 is vertical relative to central axis CL. Side plate 20 can also tilt relative to central axis CL.
In the present embodiment, end plate 19 has quadrilateral shape, but can also have triangle, or can also have Have more than five sides polygon-shaped.Formed with multiple (being in the present embodiment four) incised notch 21 on the angle of end plate 19. Multiple side plates 20 are spaced at intervals, and incised notch 21 is between side plate 20 adjacent to each other.
As shown in figure 5, formed with multiple fastenings for being installed to cover 11 on the pump case 3a of pump 3 in end plate 19 Hole 25.These circumferences of multiple fastener holes 25 along through hole 18 are formed with equal spacing.In the present embodiment, three are formd Individual fastener hole 25, but the quantity of fastener hole 25 is not limited to the embodiment.Though it is not illustrated, it can also replace being formed Fastener hole 25 and formed and extended from through hole 18 towards outside (i.e. towards the bending section between end plate 19 and side plate 20) Incised notch.
Fig. 7 is Fig. 3 line B-B sectional view.In fig. 7 it is shown that the cover 11 on pump case 3a.Cover 11 and rotation Axle 7 (and drive shaft 5) in same heart shaped configure, central axis CL from cover 11 centrally through.On pump case 3a formed with it is more The corresponding multiple housing bores (not shown) of individual fastener hole 25, in the state of fastener hole 25 is connected with housing bore, by screw 23 are inserted into fastener hole 25 and housing bore.Like this, cover 11 is arranged on pump case 3a (i.e. in a manner of being stretched out from pump case 3a Pump 3) on, its result is that shaft coupling guard member 1 is maintained on pump case 3a in a manner of being stretched out from pump case 3a.Like this, join Axle device guard member 1 is maintained on pump case 3a, therefore need not support the pin components of shaft coupling guard member 1.Spiral shell can also be replaced Follow closely 23 and take the combination of bolts and nuts., can also be in addition, for mounting cup 11 in the pump case with various sizes The multiple holes different from fastener hole 25 are formed in end plate 19.
As shown in Figure 1, Figure 2 and shown in Fig. 7, housing leg 9 is by screw 24 and on pump case 3a.In end plate 19 Formed with the notch 26 for making housing leg 9 easily be installed to pump case 3a.Notch 26 is with housing leg 9 and pump case The mode that 3a coupling part is exposed extends from the foot of through hole 18 towards pedestal 8.Notch 26 and through hole 18 are mutual Connection.Like this, by forming notch 26, operator can observe visually housing leg 9 and pump case 3a from the side of motor 2 Coupling part.Therefore, operator can easily carry out installation of the housing leg 9 to pump case 3a from the side of motor 2.Although not yet There is diagram, but can also be instead of forming notch 26 and in the independent hole of the formed below and through hole 18 of through hole 18.
Illustrate the 1st guard member 12 and the 2nd guard member 14.As shown in Figures 3 and 4, the 1st guard member 12, which has, is fixed on cover 11 Multiple side plates 20 on the 1st polygon prism portion 30 and from the 1st prominent laterally flange part 33 of the 1st polygon prism portion 30.2nd Guard member 14 has the 2nd polygon prism portion 36 of a part in the 1st polygon prism portion 30 that inserts and outside from the 2nd polygon prism portion 36 The 2nd flange part 39 that side protrudes.
Guard member 12,14 and rotary shaft 7 (and drive shaft 5) are in same heart shaped configuration, and central axis CL is from guard member 12,14 Centrally through.That is, the 11, the 1st guard member 12 of cover and the 2nd guard member 14 configure in same heart shaped, these protections of cover the 11, the 1st The guard member 14 and central axis CL of part 12 and the 2nd is extended parallel to.1st guard member 12 and the 2nd guard member 14 have identical knot Structure, thus it is following while one side illustrates the 1st guard member 12 referring to the drawings.
Fig. 8 is the overall diagram for representing the 1st guard member 12.As shown in figure 8, in the present embodiment, the 1st polygon prism portion 30 has There is quadrilateral shape, but there can also be triangle, or can also have more than five sides polygon-shaped.1st polygon prism portion 30 shape is corresponding with the shape of cover 11 (more specifically end plate 19).If for example, the 1st polygon prism portion 30 has four sides Shape, then covering 11 also has quadrilateral shape, if the 1st polygon prism portion 30 has pentagon shape, cover 11 also has pentagon shape.
1st polygon prism portion 30 has upside component parts 30a and can assembled and disassembled down with upside component parts 30a Side component parts 30b.Upside component parts 30a has a bending section at its center, and the bending section is by by upside component parts 30a At its center warpage and formed.By forming the bending section, upside component parts 30a has the shape of upward lateral bend.At this In embodiment, the angle of bending section is 90 degree.
In upside component parts 30a both sides formed with the two upper flange portion 33a protruded from its two laterally outside, 33a.Upside component parts 30a and upper flange portion 33a, 33a are integrally formed.That is, upside component parts 30a and on Side flange portion 33a, 33a is by the way that a plate warpage is formed.
Downside component parts 30b also has a bending section at its center, the bending section by by downside component parts 30b at it Central warpage and formed.By forming the bending section, downside component parts 30b has the shape of downward lateral bend.In this implementation In mode, the angle of bending section is 90 degree.
In downside component parts 30b both sides formed with the two lower side flange portion 33b protruded from its two laterally outside, 33b.Downside component parts 30b and lower side flange portion 33b, 33b are integrally formed.That is, downside component parts 30b and under Side flange portion 33b, 33b is by the way that a plate warpage is formed.In the present embodiment, the 1st flange part 33 is by upper flange portion 33a and lower side flange portion 33b is formed.
As shown in figure 8, the 1st guard member 12 is by two plates (i.e. upside component parts 30a and downside with multiple bending sections Component parts 30b) form.In the present embodiment, the 1st guard member 12 is made up of two plates, and the number of palette is not limited to The embodiment, the 1st guard member 12 can also be made up of more than three plates.
2nd guard member 14 is similarly made up of at least two plates with multiple bending sections.Form the 1st guard member 12 At least two plates have at least two plate identical shapes with forming the 2nd guard member 14.
Protective bulkhead 65 is provided with the 1st guard member 12.The protective bulkhead 65 configures the motor side opening in the 1st polygon prism portion 30 End.Protective bulkhead 65 is extended by the center (i.e. drive shaft 5 and rotary shaft 7) from upside component parts 30a towards the 1st guard member 12 Upper side wall part 65a, 65a and center (i.e. drive shaft 5 and the rotary shaft from downside component parts 30b the 1st guard members 12 of direction 7) lower wall part 65b, 65b of extension are formed.Protective bulkhead 65 is vertical relative to central axis CL.
Protective bulkhead 65 has the hole 68 that can run through for drive shaft 5, shaft coupling 10 and rotary shaft 7.By setting protective bulkhead 65 and the rigidity of the 1st guard member 12 can be improved.Protective bulkhead 65 also is provided with the 2nd guard member 14.More specifically, protective bulkhead 65 configurations are in the motor-side openend in the 2nd polygon prism portion 36.Like this, by the way that protective bulkhead 65 is located in the 2nd guard member 14, and The rigidity of the 2nd guard member 14 can be improved, and can reliably prevent the finger of people and the driving in shaft coupling guard member 1 Axle 5 and shaft coupling 10 contact.
As shown in figure 3, the polygon prism portion 30 of side plate 20 and the 1st of cover 11 is fastened by fastener, in the 1st polygon prism Formed with the elliptical aperture 53 for fastener insertion in portion 30.Elliptical aperture 53 has the ellipse that the length direction along side plate 20 extends Shape.Formed with the connecting hole 56 (reference picture 4 and Fig. 6) being connected with elliptical aperture 53 on side plate 20.By elliptical aperture 53 and Connecting hole 56 connect in the state of, bolt 52 is inserted into elliptical aperture 53 and connecting hole 56, and by nut (not shown) come It is fixed, thus the guard member 12 of cover 11 and the 1st is linked.In the present embodiment, the fastening guard member 12 of cover 11 and the 1st fastened Part is made up of bolt 52 and nut.
Because formed with elliptical aperture 53, therefore the 1st guard member 12 can link with cover 11 in the 1st polygon prism portion 30 Moved under state to the length direction of side plate 20.By forming elliptical aperture 53, even if side plate 20 is relative to central axis CL Tilt, also without problem link the 1st guard member 12 with cover 11.
Fig. 9 is the figure observed from Fig. 8 C lines direction.As shown in figure 9, the 1st flange part 33 and central axis CL is abreast Extension, on the 1st flange part 33 (i.e. upper flange portion 33a and lower side flange portion 33b) formed with central axis CL abreast The elongated hole 44 of extension and the patchhole 45 adjacent with elongated hole 44.In the present embodiment, patchhole 45 is configured in the side of pump 3, elongated hole 44 configurations are in the side of motor 2.Patchhole 45 is the hole independent with elongated hole 44 from the interval of elongated hole 44.
Upper flange portion 33a, 33a and lower side flange portion 33b, 33b are contacted, bolt 50 (reference picture 3) is inserted into slotting Enter in hole 45.Then, by the nut 51 (reference picture 3) that engages with bolt 50 come fixing bolt 50, thus upside component parts 30a and downside component parts 30b are mutually fastened.The fastener that upside component parts 30a and downside component parts 30b is fastened It is made up of bolt 50 and nut 51.
As described above, the 2nd guard member 14 has and the identical structure of the 1st guard member 12.As shown in figure 3, the 2nd polygon prism Portion 36 has upside component parts 36a and the downside component parts 36b that can be assembled and disassembled with upside component parts 36a.2nd Flange part 39 is made up of upper flange portion 39a and lower side flange portion 39b.
As shown in figure 4, on the 2nd flange part 39 formed with the elongated hole 54 extended parallel to central axis CL and with length The adjacent patchhole 55 in hole 54.Patchhole 55 is configured in the side of pump 3, and elongated hole 54 is configured in the side of motor 2.Patchhole 55 from elongated hole 54 every The standard width of a room in an old-style house is every being the hole independent with elongated hole 54.
Figure 10 is to represent for the part in the 1st polygon prism portion 30 to be inserted into the 1st guard member 12 when in the 2nd polygon prism portion 36 And the 2nd guard member 14 figure.When the part in the 1st polygon prism portion 30 is inserted into the 2nd polygon prism portion 36, the 1st flange part 33 are clipped between upper flange portion 39a and lower side flange portion 39b.That is, upper flange portion 39a is located at upper flange portion 33a top, lower side flange portion 39b are located at lower side flange portion 33b lower section.
After the part in the 1st polygon prism portion 30 is inserted into the 2nd polygon prism portion 36, the patchhole of the 2nd flange part 39 55 are connected with the elongated hole 44 of the 1st flange part 33, and bolt 60 is inserted into patchhole 55 and elongated hole 44 in this condition.Pass through spiral shell Female 61 (reference pictures 3) carry out fixing bolt 60, and thus the 2nd guard member 14 is arranged in the 1st guard member 12.2nd guard member 14 is pacified Fastener in the 1st guard member 12 is made up of bolt 60 and nut 61.Because bolt 60 is inserted in elongated hole 44, therefore the The direction that 2 guard members 14 can extend with elongated hole 44 abreast, is i.e. moved parallel to the (arrow of reference picture 10 with central axis CL Head).
Like this, the 2nd guard member 14 can relatively move relative to the 1st guard member 12, thus can according to motor 2 with The distance between pump 3 adjusts the length of shaft coupling guard member 1.2nd guard member 14 is relative with the motor shell 2a of motor 2.2nd The distance between the motor-side openend in polygon prism portion 36 and the motor shell 2a of motor 2 are the degree that the finger of people passes through of preventing Distance.Therefore, it is possible to prevent the drive shaft 5 of the finger of people and motor 2 and shaft coupling 10 from contacting.
Pass through and patchhole 45 and elongated hole 44 formed on the 1st flange part 33, it is possible to increase the rigidity of the 1st flange part 33 and Upside component parts 30a and downside component parts 30b are reliably fastened.That is, if the entirety in the 1st flange part 33 is formd In the range of an elongated hole extending, then caused stress concentration can become big in the 1st flange part 33, and its result is the 1st flange part 33 Rigidity reduction.If moreover, upside component parts 30a and downside component parts 30b are fastened by elongated hole, bolt 50 can move It is dynamic, and upside component parts 30a and downside component parts 30b can not reliably be fastened.According to present embodiment, pass through setting Patchhole 45, without forming elongated hole in the entire scope of the 1st flange part 33, therefore the 1st flange part 33 can be improved Rigidity.Moreover, by the way that bolt 50 is inserted into patchhole 45, and can prevent that bolt 50 from moving, therefore can be by upside structure Reliably fastened into portion 30a and downside component parts 30b.
Moreover, according to present embodiment, shape can be strengthened by the position of the 2nd flange part 39 formed with patchhole 55 Into the position for the 1st flange part 33 for having elongated hole 44.That is, the position of the 1st flange part 33 formed with elongated hole 44 is clipped in shape Into having between flange part 39a, 39b position of patchhole 55.Therefore, it is possible to improve the 1st flange part 33 formed with elongated hole 44 Position rigidity.In other words, the 2nd flange part 39 plays function as the rib for strengthening the 1st flange part 33.
Pass through (the reference picture of nut 71 inserted with bolt 70 (reference picture 3), bolt 70 in the elongated hole 54 of the 2nd flange part 39 3) fixed.Fastener is constituted by bolt 70 and nut 71.By by bolt 70 and nut 71 by upside component parts 36a and downside component parts 36b is fastened, and can prevent upside component parts 36a and downside component parts 36b in the horizontal direction Stagger.
In the present embodiment, by being formed at the elongated hole 44 of the 1st flange part 33 and being formed at inserting for the 2nd flange part 39 Enter insertion bolt 60 in hole 55, and the 2nd guard member 14 is installed in the 1st guard member 12.But it is also possible to formed by changing The position in the hole 44,45 on the 1st flange part 33 and the position in the hole 54,55 formed on the 2nd flange part 39, and be formed at The patchhole 45 of 1st flange part 33 and insertion bolt 60 is formed in the elongated hole 54 of the 2nd flange part 39, so as to by the 2nd guard member 14 are installed in the 1st guard member 12.As long as that is, formed in one party in the 1st flange part 33 and the 2nd flange part 39 There is elongated hole, formed with the patchhole being connected with elongated hole on the opposing party, it becomes possible to which the 2nd guard member 14 is removably mounted to In 1 guard member 12.
As shown in figure 4, by side plate 20 adjacent to each other and formed with it is multiple cover 11 top, pass through component parts 30a, 30b bending section and formed with the top of multiple 1st guard members 12, by component parts 36a, 36b bending section and shape Into the top for having multiple 2nd guard members 14.The top of 1st guard member 12 is also formed in upside component parts 30a and formed with downside On part 30b coupling part, the top of the 2nd guard member 14 is also formed in upside component parts 36a and downside component parts 36b Coupling part on.
In the present embodiment, cover the top at least one, in the 1st guard member 12 in 11 top it is at least one, And at least one of the 2nd top in guard member 14 is located on the central axis CL passed through from these covers 11, guard member 12,14 (more specifically above or below central axis CL).Its reason is as follows.The feelings for being arranged at outdoor be present in pump installation 100 Condition.By the way that shaft coupling guard member 1 is configured like this, the water such as rain that can make to contact with shaft coupling guard member 1 is rapidly from connection Axle device guard member 1 flows down.Moreover, by such configuration, the water being immersed in shaft coupling guard member 1 can be focused on one Position, its result are that can rapidly discharge water to outside.
According to present embodiment, when making shaft coupling guard member 1, it is not necessary to mould, large-scale production machinery and special The making apparatus such as fixture, therefore the cost of manufacture of shaft coupling guard member 1 can be reduced.Moreover, according to present embodiment, shaft coupling Guard member 1 is made up of, its simple structure the fewer parts of quantity (covering the 11, the 1st guard member 12 and the 2nd guard member 14). Therefore, it is possible to easily carry out shaft coupling guard member in the state of the rotary shaft 7 of the drive shaft 5 of motor 2 and pump 3 has been linked 1 assembling and decomposition.Moreover, by forming shaft coupling guard member 1 by the parts of negligible amounts, and can reduce it is original into This.
Moreover, according to present embodiment, it is not necessary to support the pin components of shaft coupling guard member 1, shaft coupling can be protected The simple structure of part 1, therefore can easily be adjusted in the state of the rotary shaft 7 of the drive shaft 5 of motor 2 and pump 3 has been linked The length of whole shaft coupling guard member 1.
Figure 11 is the figure for the other embodiment for representing the 1st guard member 12 (and the 2nd guard member 14), and Figure 12 is the D from Fig. 1 The figure that line direction is observed.In the above-described embodiment, the 1st guard member 12 and the 2nd guard member 14 are respectively by with multiple curved Two plates of pars convoluta are formed.But in the present embodiment, as shown in FIG. 11 and 12, the 1st guard member 12 (and the 2nd guard member 14) it is made up of respectively a plate with multiple bending sections.Moreover, a plate for forming the 1st guard member 12 has with forming the 2nd One plate identical shape of guard member 14.According to present embodiment, the quantity of part can be further reduced.
In the above-described embodiment, illustrate the part in the 1st polygon prism portion 30 being inserted into the 2nd polygon prism portion 36 Structure, but the part in the 2nd polygon prism portion 36 can also be inserted into the 1st polygon prism portion 30.According to such structure, It can play and the effect identical effect in above-mentioned embodiment.
Above-mentioned embodiment is can to implement this with the people with the general knowledge in the technical field belonging to the present invention Recorded for the purpose of invention.As long as those skilled in the art can carry out the various modifications example of above-mentioned embodiment certainly, The technological thought of the present invention can also be applied to other embodiment.Therefore, the present invention is not limited to described embodiment party Formula, explained in accordance with the maximum magnitude by technological thought as defined in the claims.

Claims (29)

  1. A kind of 1. shaft coupling guard member, for covering the shaft coupling for linking the drive shaft of prime mover and the rotary shaft of rotating machinery Device, the shaft coupling guard member are characterised by having：
    The cover that can be arranged on the rotating machinery；
    The 1st guard member of installation on the shroud；With
    The 2nd guard member in the 1st guard member,
    The cover possesses：With polygon-shaped end plate, it has the through hole that can run through for the rotary shaft；With it is multiple Side plate, it extends from the end plate towards the 1st guard member,
    The multiple side plate is spaced at intervals,
    1st guard member has the 1st polygon prism portion being fixed on the side plate,
    2nd guard member has the 2nd polygon prism portion of the part for inserting the 1st polygon prism portion.
  2. 2. shaft coupling guard member as claimed in claim 1, it is characterised in that
    The side plate and the 1st polygon prism portion are fastened by fastener,
    Elliptical aperture formed with confession fastener insertion in the 1st polygon prism portion,
    The elliptical aperture has the elliptical shape that the length direction along the side plate extends.
  3. 3. shaft coupling guard member as claimed in claim 1, it is characterised in that
    1st guard member has from the 1st prominent laterally flange part of the 1st polygon prism portion,
    2nd guard member has from the 2nd prominent laterally flange part of the 2nd polygon prism portion,
    Formed with elongated hole in one party in the 1st flange part and the 2nd flange part,
    Formed with the patchhole being connected with the elongated hole on the opposing party in the 1st flange part and the 2nd flange part.
  4. 4. shaft coupling guard member as claimed in claim 2, it is characterised in that
    1st guard member has from the 1st prominent laterally flange part of the 1st polygon prism portion,
    2nd guard member has from the 2nd prominent laterally flange part of the 2nd polygon prism portion,
    Formed with elongated hole in one party in the 1st flange part and the 2nd flange part,
    Formed with the patchhole being connected with the elongated hole on the opposing party in the 1st flange part and the 2nd flange part.
  5. 5. shaft coupling guard member as claimed in claim 1, it is characterised in that
    The cover is made up of a plate with multiple bending sections.
  6. 6. shaft coupling guard member as claimed in claim 2, it is characterised in that
    The cover is made up of a plate with multiple bending sections.
  7. 7. shaft coupling guard member as claimed in claim 3, it is characterised in that
    The cover is made up of a plate with multiple bending sections.
  8. 8. shaft coupling guard member as claimed in claim 4, it is characterised in that
    The cover is made up of a plate with multiple bending sections.
  9. 9. the shaft coupling guard member as any one of claim 1 to 8, it is characterised in that
    1st guard member and the 2nd guard member are made up of a plate with multiple bending sections respectively.
  10. 10. shaft coupling guard member as claimed in claim 9, it is characterised in that
    A plate for the 1st guard member is formed with the plate identical shape with forming the 2nd guard member Shape.
  11. 11. the shaft coupling guard member as any one of claim 1 to 8, it is characterised in that
    1st guard member and the 2nd guard member are made up of at least two plates with multiple bending sections respectively.
  12. 12. shaft coupling guard member as claimed in claim 11, it is characterised in that
    At least two plates for forming the 1st guard member have with forming at least two plates described in the 2nd guard member Identical shape.
  13. 13. the shaft coupling guard member as any one of claim 1 to 8, it is characterised in that
    Formed with multiple fastener holes for being installed to the cover on the rotating machinery in the end plate.
  14. 14. shaft coupling guard member as claimed in claim 9, it is characterised in that
    Formed with multiple fastener holes for being installed to the cover on the rotating machinery in the end plate.
  15. 15. shaft coupling guard member as claimed in claim 10, it is characterised in that
    Formed with multiple fastener holes for being installed to the cover on the rotating machinery in the end plate.
  16. 16. shaft coupling guard member as claimed in claim 11, it is characterised in that
    Formed with multiple fastener holes for being installed to the cover on the rotating machinery in the end plate.
  17. 17. shaft coupling guard member as claimed in claim 12, it is characterised in that
    Formed with multiple fastener holes for being installed to the cover on the rotating machinery in the end plate.
  18. 18. the shaft coupling guard member as any one of claim 1 to 8, it is characterised in that
    The cover can be installed on the rotating machinery in a manner of being stretched out from the rotating machinery.
  19. 19. shaft coupling guard member as claimed in claim 9, it is characterised in that
    The cover can be installed on the rotating machinery in a manner of being stretched out from the rotating machinery.
  20. 20. shaft coupling guard member as claimed in claim 10, it is characterised in that
    The cover can be installed on the rotating machinery in a manner of being stretched out from the rotating machinery.
  21. 21. shaft coupling guard member as claimed in claim 11, it is characterised in that
    The cover can be installed on the rotating machinery in a manner of being stretched out from the rotating machinery.
  22. 22. shaft coupling guard member as claimed in claim 12, it is characterised in that
    The cover can be installed on the rotating machinery in a manner of being stretched out from the rotating machinery.
  23. 23. the shaft coupling guard member as any one of claim 1 to 8, it is characterised in that
    By the multiple side plate adjacent to each other and the top formed with multiple covers,
    By the 1st polygon prism portion and the top formed with multiple 1st guard members,
    By the 2nd polygon prism portion and the top formed with multiple 2nd guard members,
    At least one and described 2nd guard member in the top of at least one, described 1st guard member in the top of the cover It is at least one on the central axis passed through from the cover, the 1st guard member and the 2nd guard member in top.
  24. 24. shaft coupling guard member as claimed in claim 9, it is characterised in that
    By the multiple side plate adjacent to each other and the top formed with multiple covers,
    By the 1st polygon prism portion and the top formed with multiple 1st guard members,
    By the 2nd polygon prism portion and the top formed with multiple 2nd guard members,
    At least one and described 2nd guard member in the top of at least one, described 1st guard member in the top of the cover It is at least one on the central axis passed through from the cover, the 1st guard member and the 2nd guard member in top.
  25. 25. shaft coupling guard member as claimed in claim 10, it is characterised in that
    By the multiple side plate adjacent to each other and the top formed with multiple covers,
    By the 1st polygon prism portion and the top formed with multiple 1st guard members,
    By the 2nd polygon prism portion and the top formed with multiple 2nd guard members,
    At least one and described 2nd guard member in the top of at least one, described 1st guard member in the top of the cover It is at least one on the central axis passed through from the cover, the 1st guard member and the 2nd guard member in top.
  26. 26. shaft coupling guard member as claimed in claim 11, it is characterised in that
    By the multiple side plate adjacent to each other and the top formed with multiple covers,
    By the 1st polygon prism portion and the top formed with multiple 1st guard members,
    By the 2nd polygon prism portion and the top formed with multiple 2nd guard members,
    At least one and described 2nd guard member in the top of at least one, described 1st guard member in the top of the cover It is at least one on the central axis passed through from the cover, the 1st guard member and the 2nd guard member in top.
  27. 27. shaft coupling guard member as claimed in claim 12, it is characterised in that
    By the multiple side plate adjacent to each other and the top formed with multiple covers,
    By the 1st polygon prism portion and the top formed with multiple 1st guard members,
    By the 2nd polygon prism portion and the top formed with multiple 2nd guard members,
    At least one and described 2nd guard member in the top of at least one, described 1st guard member in the top of the cover It is at least one on the central axis passed through from the cover, the 1st guard member and the 2nd guard member in top.
  28. 28. a kind of mechanical device, it is characterised in that possess：
    Prime mover with drive shaft；
    Rotating machinery with rotary shaft；With
    Shaft coupling guard member any one of claim 1 to 27.
  29. 29. mechanical device as claimed in claim 28, it is characterised in that
    The shaft coupling guard member is maintained on the rotating machinery in a manner of being stretched out from the rotating machinery.
CN201710576646.8A 2016-07-22 2017-07-14 Coupler protector and mechanical device Active CN107642675B (en)

Applications Claiming Priority (2)

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JP2016-144835 2016-07-22
JP2016144835A JP6780974B2 (en) 2016-07-22 2016-07-22 Coupling guards and machinery

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WO2019228414A1 (en) * 2018-06-01 2019-12-05 阿特拉斯·科普柯(无锡)压缩机有限公司 Adjustable coupler protection device
CN110701477A (en) * 2019-10-23 2020-01-17 苏州工业职业技术学院 Baffle assembly suitable for automation equipment

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JP7367961B2 (en) 2019-08-19 2023-10-24 株式会社川本製作所 Pump equipment and guards
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WO2019228414A1 (en) * 2018-06-01 2019-12-05 阿特拉斯·科普柯(无锡)压缩机有限公司 Adjustable coupler protection device
CN110701477A (en) * 2019-10-23 2020-01-17 苏州工业职业技术学院 Baffle assembly suitable for automation equipment

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CN107642675B (en) 2022-06-07
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