CN208279169U - Screw vacuum pump rotor deep hole drilling machine Special lifting device - Google Patents
Screw vacuum pump rotor deep hole drilling machine Special lifting device Download PDFInfo
- Publication number
- CN208279169U CN208279169U CN201820868492.XU CN201820868492U CN208279169U CN 208279169 U CN208279169 U CN 208279169U CN 201820868492 U CN201820868492 U CN 201820868492U CN 208279169 U CN208279169 U CN 208279169U
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- fixedly mounted
- vacuum pump
- drilling machine
- side plate
- pump rotor
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Abstract
Screw vacuum pump rotor deep hole drilling machine Special lifting device, including bottom plate, two pieces of risers being parallel to each other are fixedly mounted in the top surface of bottom plate, two pieces of risers are located at the rear and front end of bottom plate, the first vertical side plate is fixedly mounted in the side of bottom plate, the side rear and front end of first side plate is fixedly connected with the side of corresponding one piece of riser respectively, the other side of bottom plate is hingedly installed by the second side plate, two the first guide rails being parallel to each other are fixedly mounted in the top surface of second side plate, two the first guide rails are located at the rear and front end of the second side plate, two the second guide rails being parallel to each other are fixedly mounted in the top surface of bottom plate, the centerline collineation of every second guide rail and corresponding first guide rail.First guide rail and the second guide rail have the effect of guiding to sliding block, and sliding block is more stable in the process of moving, and motion track is more accurate.
Description
Technical field
The utility model belongs to drilling machine hanging device field, and specifically a kind of screw vacuum pump rotor deep hole drilling machine is special
Use hanging apparatus.
Background technique
In order to which screw vacuum pump rotor deep hole drilling machine is put into interior, since crane cannot be introduced into interior, it is therefore desirable to make
It is lifted with indoor airline, and the lifting mode of existing screw vacuum pump rotor deep hole drilling machine is mostly used and directly lifted
Mode is moved, i.e., directly hooks suspension hook on screw vacuum pump rotor deep hole drilling machine, in the process of moving, due to screw rod
The components placement position of vacuum pump rotor deep hole drilling machine is different, and its weight is not also identical, causes screw vacuum pump rotor deep
Hole drill machine discontinuity, therefore it is easy to happen inclination in lifting, it is easy to collide with other component in moving process,
The fine structure of its inside is damaged, and then destroys the overall structure of screw vacuum pump rotor deep hole drilling machine, is unfavorable for pair
Screw vacuum pump rotor deep hole drilling machine is lifted, thus more inconvenient in use.
Utility model content
The utility model provides a kind of screw vacuum pump rotor deep hole drilling machine Special lifting device, to solve the prior art
The defects of.
The utility model is achieved by the following technical programs:
Two pieces of phases are fixedly mounted in the top surface of screw vacuum pump rotor deep hole drilling machine Special lifting device, including bottom plate, bottom plate
Mutually parallel riser, two pieces of risers are located at the rear and front end of bottom plate, and the first vertical side plate is fixedly mounted in the side of bottom plate,
The side rear and front end of first side plate is fixedly connected with the side of corresponding one piece of riser respectively, and the other side of bottom plate is hingedly installed
Second side plate, the top surface of the second side plate are fixedly mounted two the first guide rails being parallel to each other, and two article of first guide rail is located at the
The rear and front end of two side plates, the top surface of bottom plate are fixedly mounted two the second guide rails being parallel to each other, every second guide rail with it is corresponding
First guide rail centerline collineation, be respectively cooperating with equipped with one piece of sliding block, every piece of sliding block energy edge in two the first guide rails
Corresponding first guide rail and the second guide rail slide, and are fixedly connected between two pieces of sliding blocks by a first connecting rod, and first connects
One end of a side two second connecting rods of articulated connection of bar, two second connecting rods are parallel to each other and are located at first connecting rod
Rear and front end is fixedly connected between the other end of two second connecting rods by a third connecting rod, every second connecting rod it is another
Hold bottom edge activity that one pulley is installed, a vertical telescopic rod is fixedly mounted in the rear and front end of the second side plate respectively, stretches
Bar is located at the middle part of the second side plate, and a pipe sleeve is fixedly mounted in the back of two pieces of risers respectively, and each pipe sleeve, which is located at, to be corresponded to
Riser a middle side part, the motion bar of every telescopic rod can be inserted into a corresponding pipe sleeve, the motion bar one of every telescopic rod
Side top opens up first through hole, and one piece of fixed plate is fixedly mounted in the side top of each pipe sleeve, and the top surface of every piece of fixed plate is opened
If second through-hole, cooperation is equipped with a T shape inserted link in each second through-hole, and the vertical bar of every T shape inserted link can be inserted into pair
In the first through hole answered, the length of the horizon bar of T shape inserted link is greater than the diameter of the second through-hole, under the side of the first side plate
Two multi-stage cylinders being parallel to each other are fixedly mounted in end, and two multi-stage cylinders are respectively positioned between two second guide rails and lead with second
Rail is parallel to each other, and motion bar one end of every multi-stage cylinder is fixedly connected with another side of first connecting rod, the top of every piece of riser
Hold two sides that a hanging ring is fixedly mounted respectively.
Screw vacuum pump rotor deep hole drilling machine Special lifting device as described above, before the riser in front
The label frame of a side opening is fixedly mounted in face, and cooperation is equipped with label in label frame.
Screw vacuum pump rotor deep hole drilling machine Special lifting device as described above, the rear and front end of second side plate
Handle is fixedly mounted respectively.
Screw vacuum pump rotor deep hole drilling machine Special lifting device as described above, the side front and back of second side plate
Both ends open up skewed slot respectively, and each pulley can pass through a corresponding skewed slot.
Screw vacuum pump rotor deep hole drilling machine Special lifting device as described above, the side front and back of the third connecting rod
A L-shaped hook plate is fixedly mounted in both ends respectively.
Screw vacuum pump rotor deep hole drilling machine Special lifting device as described above, the horizon bar of the T shape inserted link with
Spring is equipped between fixed plate, the vertical bar of T shape inserted link can pass through spring, the upper end of spring and the horizon bar bottom edge of T shape inserted link
It is fixedly connected, the lower end of spring is fixedly connected with the top surface of fixed plate.
The utility model has the advantages that: when lifting screw vacuum pump rotor deep hole drilling machine, the second side plate is put to water first
Level state, i.e. the second side plate and bottom plate are in same level, and the motion bar of multi-stage cylinder stretches and pushes first connecting rod mobile,
First connecting rod pushes two second connecting rods at both ends mobile simultaneously, and two second connecting rods push third connecting rod mobile simultaneously, and first
Connecting rod drives two pieces of sliding blocks at both ends mobile simultaneously, and every piece of sliding block can be sliding along corresponding second guide rail and first guide rail
Dynamic, every second connecting rod drives a corresponding pulley mobile, and pulley can work as multistage by sliding on ground after the second side plate
Cylinder is fully extended, and sliding block is located in the first guide rail at this time, and pulley is rest on the ground, by screw vacuum pump rotor deep hole drilling machine
After being placed on the frame being made of first connecting rod, second connecting rod and third connecting rod using crane, multi-stage cylinder is started to shrink,
The motion bar of multi-stage cylinder drives first connecting rod mobile to the direction of the first side plate, and first connecting rod drives two second companies at both ends
Bar is mobile simultaneously, and two second connecting rods drive third connecting rod mobile simultaneously, and first connecting rod drives two pieces of sliding blocks at both ends to move simultaneously
Dynamic, every second connecting rod drives a corresponding pulley mobile, and pulley can slide on the second side plate from ground and continue the bottom of to
The direction of plate is mobile, and when multi-stage cylinder is shunk completely, sliding block is located in the second guide rail at this time, first connecting rod, second connecting rod, third
Connecting rod and pulley are respectively positioned on the top of bottom plate, and screw vacuum pump rotor deep hole drilling machine is moved between two pieces of risers, and the
Two side plates can flip up, after the second side plate and two pieces of risers contacts, two telescopic rods stretching, extensions, and the activity of every telescopic rod
Bar is inserted into corresponding one piece of pipe sleeve, lifts T shape inserted link, when two first through hole respectively with corresponding second through hole center
When line is conllinear, T shape inserted link is put down, the vertical bar of two T shape inserted links can be inserted respectively into a corresponding first through hole, in turn
Telescopic rod and pipe sleeve can be locked, and then the second side plate and two pieces of riser lockings, at this time screw vacuum pump rotor deep hole drilling machine quilt
Bottom plate, two pieces of risers, the first side plate and the second side plate surround, therefore play fixed to screw vacuum pump rotor deep hole drilling machine and protect
Then the hook of airline is suspended on four hanging rings respectively, is moved into installation site using airline by the effect of shield.Pass through this
Utility model by screw vacuum pump rotor deep hole drilling machine be lifted into it is indoor during, suspension hook not with screw vacuum pump rotor deep hole
Drilling machine directly contacts, and then will not cause to damage to screw vacuum pump rotor deep hole drilling machine, and screw vacuum pump rotor deep hole
Drilling machine is got up by two pieces of risers, the first side plate and the second side plate semi-surrounding, passes through the limit of riser, the first side plate and the second side plate
It is fixed, it can collide in moving process with other articles to avoid screw vacuum pump rotor deep hole drilling machine and cause to damage, greatly
Improve safety of the screw vacuum pump rotor deep hole drilling machine in hoisting process, be avoided that screw vacuum pump rotor depth drill
Bed inside fine structure destroyed, and screw vacuum pump rotor deep hole drilling machine during being moved on bottom plate also without
Crane is needed to lift by crane, it is more laborsaving in use, while screw vacuum pump rotor deep hole drilling machine further progress can also be protected.The
One guide rail and the second guide rail have the effect of guiding to sliding block, and sliding block is more stable in the process of moving, and motion track is more
Accurately.
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 structural schematic diagram of the utility model；Fig. 2 is the top view of Fig. 1.
Specific embodiment
It is practical new below in conjunction with this to keep the objectives, technical solutions, and advantages of the embodiments of the present invention clearer
Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that is retouched
The embodiment stated is the utility model a part of the embodiment, instead of all the embodiments.Based on the implementation in the utility model
Example, every other embodiment obtained by those of ordinary skill in the art without making creative efforts belong to
The range of the utility model protection.
Screw vacuum pump rotor deep hole drilling machine Special lifting device, as shown, including bottom plate 1, the top surface of bottom plate 1 is fixed
Two pieces of risers 2 being parallel to each other are installed, two pieces of risers 2 are located at the rear and front end of bottom plate 1, and the side of bottom plate 1 is fixedly mounted
The first vertical side plate 3, the side rear and front end of the first side plate 3 are fixedly connected with the side of corresponding one piece of riser 2 respectively, bottom
The second side plate 4 is hingedly installed in the other side of plate 1, and two the first guide rails 5 being parallel to each other are fixedly mounted in the top surface of the second side plate 4,
Two the first guide rails 5 are located at the rear and front end of the second side plate 4, the top surface of bottom plate 1 be fixedly mounted two articles be parallel to each other the
Two guide rails 6, the centerline collineation of every second guide rail 6 and corresponding first guide rail 5 are distinguished in two the first guide rails 5
Cooperation is equipped with one piece of sliding block 7, and every piece of sliding block 7 can be slided along corresponding first guide rail 5 and the second guide rail 6, two pieces of sliding blocks 7 it
Between be fixedly connected by a first connecting rod 8, a side of first connecting rod 8 is articulated and connected one end of two second connecting rods 9, two
Second connecting rod 9 is parallel to each other and is located at the rear and front end of first connecting rod 8, passes through between the other end of two second connecting rods 9
A piece third connecting rod 10 is fixedly connected, and a pulley 11, the second side plate 4 are installed in the other end bottom edge activity of every second connecting rod 9
Rear and front end a vertical telescopic rod 12 is fixedly mounted respectively, telescopic rod 12 is located at the middle part of the second side plate 4, and two pieces are erected
A pipe sleeve 13 is fixedly mounted in the back of plate 2 respectively, and each pipe sleeve 13 is located at a middle side part of corresponding riser 2, and every
The motion bar of telescopic rod 12 can be inserted into a corresponding pipe sleeve 13, and motion bar a side top of every telescopic rod 12 opens up first
Through-hole 14, the side top of each pipe sleeve 13 are fixedly mounted one piece of fixed plate 15, and the top surface of every piece of fixed plate 15 opens up one the
Two through-holes 16, cooperation is equipped with a T shape inserted link 17 in each second through-hole 16, and the vertical bar of every T shape inserted link 17 can be inserted into pair
In the first through hole 14 answered, the length of the horizon bar of T shape inserted link 17 is greater than the diameter of the second through-hole 16, the first side plate 3
Side lower end be fixedly mounted two multi-stage cylinders 18 being parallel to each other, two multi-stage cylinders 18 be respectively positioned on two second guide rails 6 it
Between and be parallel to each other with the second guide rail 6, motion bar one end of every multi-stage cylinder 18 and another side of first connecting rod 8 is fixed connects
It connects, a hanging ring 19, in order to which the second side plate 4 is in fold, the first guide rail is fixedly mounted in the top two sides of every piece of riser 2 respectively
5 do not misplace with the second guide rail 6, and there are gaps for the connecting pin of the first guide rail 5 and the second guide rail 6, and the length of sliding block 7 is big
In the gap of 6 junction of the first guide rail 5 and the second guide rail.When lifting screw vacuum pump rotor deep hole drilling machine, first by second side
Plate 4 is put to horizontality, i.e. the second side plate 4 is in same level with bottom plate 1, and the motion bar of multi-stage cylinder 18 is stretched and pushed
First connecting rod 8 is mobile, and first connecting rod 8 pushes two second connecting rods 9 at both ends mobile simultaneously, and two second connecting rods 9 push simultaneously
Third connecting rod 10 is mobile, and first connecting rod 8 drives two pieces of sliding blocks 7 at both ends mobile simultaneously, and every piece of sliding block 7 can be along corresponding one article the
Two guide rails 6 and the first guide rail 5 sliding, every second connecting rod 9 drive a corresponding pulley 11 mobile, and pulley 11 can pass through
It is slided on ground after second side plate 4, when multi-stage cylinder 18 is fully extended, sliding block 7 is located in the first guide rail 5 at this time, pulley
11 rest on the ground, and screw vacuum pump rotor deep hole drilling machine is placed into using crane by first connecting rod 8, second connecting rod 9 and
After on the frame that three-link 10 is constituted, multi-stage cylinder 18 is started to shrink, the motion bar of multi-stage cylinder 18 drive first connecting rod 8 to
The direction of first side plate 3 is mobile, and first connecting rod 8 drives two second connecting rods 9 at both ends mobile simultaneously, and two second connecting rods 9 are same
When drive third connecting rod 10 mobile, first connecting rod 8 drives two pieces of sliding blocks 7 at both ends mobile simultaneously, and every second connecting rod 9 drives pair
The pulley 11 answered moves, and pulley 11 can slide on the second side plate 4 from ground and continue to move to the direction of bottom plate 1, when
Multi-stage cylinder 18 is shunk completely, and sliding block 7 is located in the second guide rail 6 at this time, first connecting rod 8, second connecting rod 9,10 and of third connecting rod
Pulley 11 is respectively positioned on the top of bottom plate 1, and screw vacuum pump rotor deep hole drilling machine is moved between two pieces of risers 2, and second
Side plate 4 can flip up, and after the second side plate 4 and two pieces of contacts of risers 2, two telescopic rods 12 stretch, every telescopic rod 12
Motion bar be inserted into corresponding one piece of pipe sleeve 13, lift T shape inserted link 17, when two first through hole 14 respectively with corresponding one
When the second 16 centerline collineation of through-hole, T shape inserted link 17 is put down, the vertical bar of two T shape inserted links 17 can be inserted respectively into corresponding
In one first through hole 14, and then telescopic rod 12 and pipe sleeve 13 can be locked, and then the second side plate 4 and two pieces of risers 2 are locked, this
When screw vacuum pump rotor deep hole drilling machine surrounded by 1, two piece of riser 2 of bottom plate, the first side plate 3 and the second side plate 4, therefore to screw rod
Vacuum pump rotor deep hole drilling machine plays the role of fixed and protects, and then the hook of airline is suspended to respectively on four hanging rings 19,
Installation site is moved into using airline.Screw vacuum pump rotor deep hole drilling machine is lifted by the utility model indoor
In the process, suspension hook does not contact directly with screw vacuum pump rotor deep hole drilling machine, and then will not be to screw vacuum pump rotor depth drill
Bed causes to damage, and screw vacuum pump rotor deep hole drilling machine is risen by two pieces of risers 2, the first side plate 3 and 4 semi-surrounding of the second side plate
Come, it, can be to avoid screw vacuum pump rotor deep hole drilling machine in movement by the restriction of riser 2, the first side plate 3 and the second side plate 4
It collides in the process with other articles and causes to damage, greatly improve screw vacuum pump rotor deep hole drilling machine in hoisting process
In safety, be avoided that the fine structure inside screw vacuum pump rotor deep hole drilling machine is destroyed, and screw vacuum pump
Rotor deep hole drilling machine lifts by crane during being moved on bottom plate 1 without crane, more laborsaving in use, while also can be right
The protection of screw vacuum pump rotor deep hole drilling machine further progress.First guide rail 5 and the second guide rail 6 have the work of guiding to sliding block 7
With sliding block 7 is more stable in the process of moving, and motion track is more accurate.
Specifically, as shown, the present embodiment is located at one side opening of fixed installation before the riser 2 in front
Label frame 20, cooperation is equipped with label in label frame 20.Label is placed in label frame 20, it is marked convenient for staff
It scores class, is conducive to improve working efficiency.
Specifically, as shown, handle 21 is fixedly mounted in the rear and front end of the second side plate 4 described in the present embodiment respectively.
The second side plate 4 is closed by handle 21, so that hand is had better impetus, staff can be made more laborsaving, reduce work people
The labor intensity of member, it is more convenient in use.
Further, as shown, the side rear and front end of the second side plate 4 described in the present embodiment opens up skewed slot respectively
22, each pulley 11 can pass through a corresponding skewed slot 22.Pulley 11 passes through skewed slot 22 and is rolled to the top surface of the second side plate 4,
The resistance that pulley is subject to can be reduced, and skewed slot 22 has guiding role to pulley 11, keeps motion track more accurate, further keeps away
Exempt from pulley 11 to shift when moving, improves the stability of movement.
Further, as shown, peace is fixed in the side rear and front end of third connecting rod 10 described in the present embodiment respectively
Fill a L-shaped hook plate 23.Screw vacuum pump rotor deep hole drilling machine can be defined by hooking plate 23, avoid screw vacuum pump
Rotor deep hole drilling machine slides in the process of moving, and then it is avoided to collide, and keeps placement process stronger, can be into
One step protects screw vacuum pump rotor deep hole drilling machine.
Further, as shown, being equipped between the horizon bar and fixed plate 15 of T shape inserted link 17 described in the present embodiment
The vertical bar of spring 24, T shape inserted link 17 can pass through spring 24, and the upper end of spring 24 and the horizon bar bottom edge of T shape inserted link 17 are fixed
Connection, the lower end of spring 24 is fixedly connected with the top surface of fixed plate 15.Lead to when every T shape inserted link 17 is inserted into corresponding one first
When in hole 14, T-type inserted link 17 is pulled downward on always under the elastic force effect of spring 24, T shape inserted link 17 is further avoided and removes the
One through-hole 14 keeps the cooperation between T shape inserted link 17 and corresponding first through hole 14 stronger, and then makes screw vacuum pump rotor
The hoisting process of deep hole drilling machine is more safe and reliable.
Finally, it should be noted that above embodiments are only to illustrate the technical solution of the utility model, rather than its limitations；
Although the utility model is described in detail with reference to the foregoing embodiments, those skilled in the art should understand that:
It is still possible to modify the technical solutions described in the foregoing embodiments, or part of technical characteristic is carried out etc.
With replacement；And these are modified or replaceed, various embodiments of the utility model technology that it does not separate the essence of the corresponding technical solution
The spirit and scope of scheme.
Claims (6)
1. screw vacuum pump rotor deep hole drilling machine Special lifting device, it is characterised in that: including bottom plate (1), the top surface of bottom plate (1)
Two pieces of risers (2) being parallel to each other are fixedly mounted, two pieces of risers (2) are located at the rear and front end of bottom plate (1), bottom plate (1)
Side is fixedly mounted vertical the first side plate (3), the side rear and front end of the first side plate (3) respectively with corresponding one piece of riser
(2) side is fixedly connected, and the other side of bottom plate (1) is hingedly installed the second side plate (4), the fixed peace in the top surface of the second side plate (4)
Two the first guide rails (5) being parallel to each other are filled, two the first guide rails (5) are located at the rear and front end of the second side plate (4), bottom plate
(1) two the second guide rails (6) being parallel to each other are fixedly mounted in top surface, and every second guide rail (6) is led with corresponding one first
The centerline collineation of rail (5), two the first guide rails (5) are interior to be respectively cooperating with equipped with one piece of sliding block (7), and every piece of sliding block (7) can edge
Corresponding first guide rail (5) and the second guide rail (6) slide, fixed by a first connecting rod (8) between two pieces of sliding blocks (7)
Connection, one end of a side two second connecting rods (9) of articulated connection of first connecting rod (8), two second connecting rods (9) are parallel to each other
And it is located at the rear and front end of first connecting rod (8), pass through a third connecting rod between the other end of two second connecting rods (9)
(10) it is fixedly connected, other end bottom edge activity one pulley (11) of installation of every second connecting rod (9), before the second side plate (4)
A vertical telescopic rod (12) is fixedly mounted in both ends respectively afterwards, and telescopic rod (12) is located at the middle part of the second side plate (4), and two pieces
A pipe sleeve (13) is fixedly mounted in the back of riser (2) respectively, and each pipe sleeve (13) is located at the side of corresponding riser (2)
Middle part, the motion bar of every telescopic rod (12) can be inserted into a corresponding pipe sleeve (13), the motion bar one of every telescopic rod (12)
Side top opens up first through hole (14), and one piece of fixed plate (15) is fixedly mounted in the side top of each pipe sleeve (13), and every piece solid
The top surface of fixed board (15) opens up second through-hole (16), and cooperation is equipped with a T shape inserted link (17) in each second through-hole (16),
The vertical bar of every T shape inserted link (17) can be inserted into a corresponding first through hole (14), the horizon bar of T shape inserted link (17)
Length is greater than the diameter of the second through-hole (16), and two multistage gas being parallel to each other are fixedly mounted in the side lower end of the first side plate (3)
Cylinder (18), two multi-stage cylinders (18) are respectively positioned between two second guide rails (6) and are parallel to each other with the second guide rail (6), and every
Motion bar one end of multi-stage cylinder (18) is fixedly connected with another side of first connecting rod (8), the top two sides of every piece of riser (2)
A hanging ring (19) is fixedly mounted respectively.
2. screw vacuum pump rotor deep hole drilling machine Special lifting device according to claim 1, it is characterised in that: before being located at
The label frame (20) of a side opening is fixedly mounted before the riser (2) of side, cooperation is equipped with label in label frame (20).
3. screw vacuum pump rotor deep hole drilling machine Special lifting device according to claim 1, it is characterised in that: described
Handle (21) are fixedly mounted in the rear and front end of second side plate (4) respectively.
4. screw vacuum pump rotor deep hole drilling machine Special lifting device according to claim 1, it is characterised in that: described
The side rear and front end of second side plate (4) opens up skewed slot (22) respectively, and each pulley (11) can pass through a corresponding skewed slot
(22).
5. screw vacuum pump rotor deep hole drilling machine Special lifting device according to claim 1, it is characterised in that: described
A L-shaped hook plate (23) is fixedly mounted in the side rear and front end of third connecting rod (10) respectively.
6. screw vacuum pump rotor deep hole drilling machine Special lifting device according to claim 1, it is characterised in that: described
Spring (24) are equipped between the horizon bar and fixed plate (15) of T shape inserted link (17), the vertical bar of T shape inserted link (17) can pass through spring
(24), the upper end of spring (24) is fixedly connected with the horizon bar bottom edge of T shape inserted link (17), the lower end of spring (24) and fixed plate
(15) top surface is fixedly connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820868492.XU CN208279169U (en) | 2018-06-06 | 2018-06-06 | Screw vacuum pump rotor deep hole drilling machine Special lifting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820868492.XU CN208279169U (en) | 2018-06-06 | 2018-06-06 | Screw vacuum pump rotor deep hole drilling machine Special lifting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208279169U true CN208279169U (en) | 2018-12-25 |
Family
ID=64705816
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820868492.XU Expired - Fee Related CN208279169U (en) | 2018-06-06 | 2018-06-06 | Screw vacuum pump rotor deep hole drilling machine Special lifting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208279169U (en) |
-
2018
- 2018-06-06 CN CN201820868492.XU patent/CN208279169U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181225 Termination date: 20190606 |