CN111717790A - Rotating seat for electromechanical installation engineering - Google Patents
Rotating seat for electromechanical installation engineering Download PDFInfo
- Publication number
- CN111717790A CN111717790A CN202010548247.2A CN202010548247A CN111717790A CN 111717790 A CN111717790 A CN 111717790A CN 202010548247 A CN202010548247 A CN 202010548247A CN 111717790 A CN111717790 A CN 111717790A
- Authority
- CN
- China
- Prior art keywords
- bag
- electromechanical
- plate
- base plate
- base
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C1/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles
- B66C1/10—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means
- B66C1/62—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means comprising article-engaging members of a shape complementary to that of the articles to be handled
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C13/00—Other constructional features or details
Abstract
The invention discloses a rotating seat for electromechanical installation engineering, which comprises a rotating disk and a telescopic cylinder rotationally connected to the upper surface of the rotating disk, wherein the rotating disk takes the geometric center of the rotating disk as a central point, a plurality of push rods are symmetrically fixed on the circumference, the output end of each push rod is fixedly connected with a sector plate through a fixed rod, the sector plates are abutted to form a disk, each sector plate is fixedly connected with an edge plate, the edge plates are abutted to form a ring, the inner side wall of each edge plate is provided with a shaping bag, and the outer wall of each edge plate is provided with a plurality of electromagnets. Has the advantages that: when the length of the sliding rod is rotated and adjusted, the shearing strength of the magnetorheological fluid at the bearing point of the electromechanical equipment can be higher, otherwise, the magnetic field strength at the 'weakness point' of the electromechanical equipment can be weakened by adjusting, so that excessive pressure on the 'weakness point' can not be generated when the electromechanical equipment is hoisted, and the electromechanical equipment is prevented from being damaged.
Description
Technical Field
The invention relates to the technical field of electromechanical installation, in particular to a rotating seat for electromechanical installation engineering.
Background
Most of today's enterprises have automated machine equipment, and the electromechanical installation industry is born. The installation of equipment, lines and pipelines of common industrial and public and civil construction projects, 35 KV and below power transformation and distribution station projects, the manufacture and installation of non-standard steel components, electromechanical installation is the work with larger project scale, a large enterprise migrates, a project needs to be implemented in nearly half a year, the technical requirements for installation are quite large, and the project contents comprise equipment such as boilers, ventilation air conditioners, refrigeration, electricity, instruments, motors, compressor units, broadcast films, television broadcast control and the like.
Often need many instrument assistance-installation in the electromechanical installation, because electromechanical device often weight, the size is all great, need measure on the spot many times before the installation in order to guarantee electromechanical device at the transportation, improper leading to the transportation of size can not appear in the installation and interfere, the condition such as the space is not enough appears during the installation, often carry out the investigation through the mode that the constructor measured the back and compare among the prior art, but in the actual process, electromechanical device shape is complicated, it is difficult to guarantee whole measurement to rely on manual survey and drawing alone, the accuracy of comparison.
Disclosure of Invention
The invention aims to solve the problems that in the prior art, electromechanical equipment needs to be measured on site for many times before being installed so as to avoid the problems that the electromechanical equipment is improper in size in the transportation and installation processes and the manual measurement difficulty is high and the accuracy is low, and provides a rotating seat for electromechanical installation engineering.
In order to achieve the purpose, the invention adopts the following technical scheme: the utility model provides an electromechanical roating seat for installation engineering, includes the rotary disk and rotates the telescoping cylinder of connecting at its upper surface, the rotary disk uses its geometric center as the central point, and the circumference symmetry is fixed with a plurality of push rods, every the output of push rod is through a sector plate of dead lever fixedly connected with, and is a plurality of a disc, every are constituteed in the offset of sector plate a sideboard of the equal fixedly connected with of sector plate, a ring, every are constituteed in the offset of a plurality of sideboard the inside wall of sideboard all is provided with a moulding bag, every the sideboard outer wall all is provided with a plurality of electro-magnets.
In the rotating base for the electromechanical installation engineering, the rotating base further comprises a model bag and a base plate, the model bag is connected with the base plate in a sealing mode, the base plate is made of rigid materials, the model bag is made of soft materials, the air bag fixed with the base plate in a sealing mode is sleeved in the model bag, the base plate is connected with at least two soft bags, and electrorheological fluid is filled in a sealing space formed by the model bag, the base plate and the air bag.
In the rotating base for electromechanical installation engineering, the shaping bag consists of an expansion bag and a shaping bag, the expansion bag is sealed and glued with the side plates and the sector plates, the shaping bag is glued and fixed on the outer wall of the expansion bag, and each sector plate is provided with an air hole communicated with the expansion bag.
In the rotating seat for electromechanical installation engineering, the shaping bag is formed by sealing and gluing two layers of soft films, magnetorheological fluid is filled in the two layers of soft films, and a plurality of groups of elastic soft partition plates are arranged between the two layers of soft films.
In the rotating seat for electromechanical installation engineering, a plurality of positioning seats are arranged on the outer wall of the side plate, each positioning seat is connected with at least one sliding rod through a spherical hinge structure, and each sliding rod is fixedly connected with one electromagnet.
In foretell roating seat for electromechanical installation engineering, the soft bag includes the silica gel shell with the sealed veneer of base plate, the sealed embedding is equipped with an interior contact on the silica gel shell, base plate and an outer contact of interior contact counterbalance department fixedly connected with, a plurality of outer contact is connected with the electrode of external power supply respectively, be connected with insulating reset spring between interior contact and the outer contact jointly.
Compared with the prior art, the invention has the advantages that:
1. when the device is used, the telescopic cylinder is started to lift the rotating disc, and the rotating disc is moved to a position right above the electromechanical equipment and then falls down until the electromechanical equipment is wrapped by the side plate part structure; then starting an external air pump to inflate the expansion bag, wherein the expansion bag expands to drive the shaping bag to move synchronously with the expansion bag until the shaping bag is completely abutted against the electromechanical equipment, and starting the electromagnet to ensure that the shaping bag cannot deform, namely the surface shape of the shaping bag is perfectly matched with the appearance of the electromechanical equipment; then the push rod is started to enable the side plates to be away from each other, and similarly, the expansion bags and the shaping bags can be separated from the electromechanical equipment easily, so that the appearance of the electromechanical equipment is completely carved; the subsequent repeated engraving of a structure with the shape consistent with that of the electromechanical equipment is facilitated;
2. the model bag is placed and fixed in the bag, the air bag is inflated until the inner contact head is in contact with the outer contact head and powered on, the air bag is stopped from being inflated continuously, the push rod is started to enable the side plates to be away from each other to take out the model bag from the fixed bag, the shape of the model bag is completely consistent with that of electromechanical equipment, the weight of the model bag is far smaller than that of the heavy electromechanical equipment, a worker can easily move the model bag to perform size planning at the installation position of the electromechanical equipment or perform simulation and simple size test on the transportation route of the electromechanical equipment, and the model bag is compared with the model bag which is manually measured and calculated to measure the size of the transportation route of the electromechanical equipment with a complex structure.
3. When the electromechanical equipment needs to be installed at a fixed station of the electromechanical equipment, the bearable points (such as the outer wall with a firm structure, a lifting hook and other parts on the machinery) of the electromechanical equipment are firstly judged, then the slide rod is rotated, the length of the slide rod is adjusted, the magnetic field intensity of each electromagnet at the bearing points is enabled to be larger, then the electromechanical equipment is wrapped again by moving the shaping bag part, the magnetic field intensity of the bearing points is larger, the shearing strength of the magnetorheological fluid at the corresponding positions is higher, the telescopic cylinder moves upwards to lift the electromechanical equipment more stably, the situation that the magnetorheological fluid is broken due to insufficient strength can not occur, the effect of a small crane can be achieved, in the installation process, the rotary disk and the telescopic cylinder are in rotating connection, namely, when the electromechanical equipment needs to rotate in specific installation, the rotary disk can be directly stirred to drive the electromechanical equipment to rotate.
4. When the sliding rod is rotated and adjusted in length, the magnetic field intensity of the bearing point of the electromechanical equipment can be adjusted to be increased, namely the shearing strength of the magnetorheological fluid at the corresponding position is higher, otherwise, the magnetic field intensity at the 'weak point (a position with lower hardness or near a precision instrument)' of the electromechanical equipment can be adjusted to be weakened, so that excessive pressure can not be generated on the 'weak point' when the electromechanical equipment is hoisted, and the electromechanical equipment is prevented from being damaged.
Drawings
FIG. 1 is a schematic structural view of a rotary disk and a side plate part in a rotary base for electromechanical installation engineering according to the present invention;
FIG. 2 is a schematic view of another perspective of the edge plate portion of the rotary base for electromechanical installation according to the present invention;
FIG. 3 is a cross-sectional view of a side plate portion of a rotary base for an electromechanical installation project according to the present invention;
FIG. 4 is a schematic structural diagram of a mold capsule portion in a rotary base for an electromechanical installation project according to the present invention;
fig. 5 is an enlarged schematic view of a bladder in a rotary base for electromechanical installation engineering according to the present invention.
In the figure: 1 rotating disk, 2 telescopic cylinders, 3 sector plates, 4 side plates, 5 push rods, 6 shaping bags, 7 positioning seats, 8 sliding rods, 9 electromagnets, 10 air holes, 11 model bags, 12 base plates, 13 air bags, 14 soft bags, 61 expansion bags, 62 shaping bags, 141 silica gel shells, 142 return springs, 143 inner contact heads and 144 outer contact heads.
Detailed Description
The following examples are for illustrative purposes only and are not intended to limit the scope of the present invention.
Examples
Referring to fig. 1-5, a rotary base for electromechanical installation engineering, comprising a rotary disk 1 and a telescopic cylinder 2 rotatably connected to the upper surface of the rotary disk, wherein the telescopic cylinder 2 is connected with an external equipment frame, the telescopic cylinder 2 can be a hydraulic cylinder, can provide larger lifting force to lift up electromechanical equipment in the later period, a plurality of push rods 5 are symmetrically fixed on the circumference of the rotating disk 1 by taking the geometric center of the rotating disk as a central point, the output end of each push rod 5 is fixedly connected with a sector plate 3 through a fixed rod, the sector plates 3 are abutted to form a disk, each sector plate 3 is fixedly connected with a side plate 4, the side plates 4 are abutted to form a ring, namely, the sector plates 3 and the side plates 4 can form a cylinder structure when being mutually closed, the inner side wall of each side plate 4 is provided with a shaping bag 6, and the outer wall of each side plate 4 is provided with a plurality of electromagnets 9.
The shaping bag 6 is composed of an expansion bag 61 and a shaping bag 62, the expansion bag 61, the side plate 4 and the sector plate 3 are sealed and glued, the shaping bag 62 is glued and fixed on the outer wall of the expansion bag 61, and each sector plate 3 is provided with an air hole 10 communicated with the expansion bag 61.
The shaping bag 62 is formed by sealing and gluing two layers of soft films, magnetorheological fluid is filled in the two layers of soft films, and a plurality of groups of elastic soft partition plates are arranged between the two layers of soft films, so that a certain amount of magnetorheological fluid is guaranteed at each position of the shaping bag 62, and local magnetorheological fluid loss is avoided.
The outer wall of sideboard 4 is provided with a plurality of positioning seats 7, and every positioning seat 7 all is connected with at least one slide bar 8 through the ball pivot structure, and the ball pivot structure is common connection technology means among the prior art, does not do not need here to be repeated admittedly, and every slide bar 8 all with an electro-magnet 9 fixed connection, slide bar 8 are the telescopic member, and the user can initiatively stretch slide bar 8 and make it flexible, and the rotatable characteristic of ball pivot structure is furnished with again, can make electro-magnet 9 have the removal on a large scale around it.
The rotary seat further comprises a model bag 11 and a base plate 12, the model bag 11 is connected with the base plate 12 in a sealing mode, the base plate 12 is made of rigid materials, the model bag 11 is made of soft materials, an air bag 13 which is fixed with the base plate 12 in a sealing mode is sleeved in the model bag 11, the base plate 12 is connected with at least two soft bags 14, and electrorheological fluid is filled in a sealing space formed by the model bag 11, the base plate 12 and the air bag 13.
The soft capsule 14 includes a silica gel shell 141 sealed and glued with the base plate 12, the silica gel shell 141 is embedded with an inner contact 143, the place where the base plate 12 abuts against the inner contact 143 is fixedly connected with an outer contact 144, a plurality of outer contacts 144 are respectively connected with the electrodes of the external power supply, an insulating return spring 142 is commonly connected between the inner contact 143 and the outer contact 144, when the air bag 13 is inflated, the model capsule 11 also expands, so that the outer wall of the model capsule expands and expands outwards, in the process, the pressure inside the model capsule 11 is increased and presses the silica gel shell 141 to deform and compress the return spring 142, when the inner contact 143 abuts against the outer contact 144, the two are electrified to make the electro-rheological fluid inside the model capsule 11 receive the electric field and change into a solid-like structure (the electro-rheological fluid is a fluid which can change obviously according to the electric field intensity, when the electric field is greater than a certain threshold value, the electrorheological fluid is converted from the original pure liquid state to a solid-like state with extremely high shear strength), and the model capsule 11 cannot be deformed continuously and can keep the shape.
When the device is used, firstly, electromechanical equipment to be installed is determined, then the telescopic cylinder 2 is started to lift the rotating disc 1, and the rotating disc is moved to the position right above the electromechanical equipment and then falls down until the electromechanical equipment is wrapped by the side plate 4; then starting an external air pump to inflate the expansion bag 61, wherein the expansion bag 61 expands 61 to drive the shaping bag 62 to move synchronously with the expansion bag, until the shaping bag 62 completely offsets the electromechanical device, and at the moment, starting the electromagnet 9, so that the shaping bag 62 cannot deform (the magnetorheological fluid in the shaping bag 62 is a liquid which can obviously change according to the magnetic field intensity, and when the magnetic field is greater than a certain threshold value, the magnetorheological fluid is converted from the original pure liquid state into a solid-like state with extremely high shearing strength), namely, the surface shape of the shaping bag 62 is perfectly matched with the appearance of the electromechanical device at the moment;
after the shaping bag 62 is not deformed, the push rod 5 is started to enable the side plates 4 to be away from each other, similarly, the expansion bags 61 and the shaping bags 62 can be easily separated from the electromechanical equipment, then the push rod 5 is restored to enable the shaping bags 62 to recover the shape perfectly matched with the appearance of the electromechanical equipment again, at the moment, part of the structure of the model bag 11 is placed in the shaping bags 62 and is inflated into the air bag 13, when the air bag 13 is expanded to enable the inner contact 143 at the position of the model bag 11 to be in contact with the outer contact 144, the air bag 13 is stopped from being inflated continuously, at the moment, the push rod 5 is started to enable the side plates 4 to be away from each other to take the model bag 11 out of the shaping bags 62, at the moment, the appearance of the model bag 11 is completely consistent with the appearance of the electromechanical equipment, the weight of the model bag 11 is far smaller than that of the heavy electromechanical equipment, a worker can easily move the model bag 11 to carry out size planning at, and simple dimensional testing is performed.
When the electromechanical equipment needs to be installed at a fixed station of the electromechanical equipment, the bearing points (such as the outer wall with a firm structure and the lifting hooks on the machinery) of the electromechanical equipment are firstly judged, then the sliding rod 8 is rotated, the length of the sliding rod 8 is adjusted, the magnetic field intensity of each electromagnet 9 at the bearing points is larger, then the electromechanical equipment is wrapped again by moving the shaping bag 62, the magnetic field intensity of the bearing points is larger at the moment, the shearing strength of the magnetorheological fluid at the corresponding position is higher, the telescopic cylinder 2 moves upwards to lift the electromechanical equipment more stably, and the situation that the magnetorheological fluid is broken due to insufficient strength is avoided.
After the electromechanical device is installed, the electromagnet and the external air pump are closed, each air bag can be slowly recovered, and the device can be gradually separated from the electromechanical device, so that the whole installation process is thoroughly completed.
Although the terms of the rotary disk 1, the telescopic cylinder 2, the sector plate 3, the side plate 4, the push rod 5, the shaping bladder 6, the positioning seat 7, the slide rod 8, the electromagnet 9, the air hole 10, the model bladder 11, the base plate 12, the air bag 13, the soft bladder 14, the expansion bladder 61, the shaping bladder 62, the silicone shell 141, the return spring 142, the inner contact 143, the outer contact 144, and the like are used more frequently, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed as being without limitation to any additional limitations that may be imposed by the spirit of the present invention.
Claims (6)
1. The utility model provides an electromechanical roating seat for installation engineering, includes rotary disk (1) and rotates telescopic cylinder (2) of connecting at its upper surface, its characterized in that, rotary disk (1) uses its geometric center as the central point, and the circumference symmetry is fixed with a plurality of push rods (5), every the output of push rod (5) is through sector plate (3) of a dead lever fixedly connected with, and is a plurality of a disc, every are constituteed in sector plate (3) counterbalance a disc, every sector plate (3) equal fixedly connected with sideboard (4), a ring is constituteed in a plurality of sideboard (4) counterbalance, every the inside wall of sideboard (4) all is provided with one moulding bag (6), every sideboard (4) outer wall all is provided with a plurality of electro-magnets (9).
2. The rotary base for the electromechanical installation engineering according to claim 1, wherein the rotary base further comprises a model bag (11) and a base plate (12), the model bag (11) is hermetically connected with the base plate (12), the base plate (12) is made of a rigid material, the model bag (11) is made of a soft material, an air bag (13) hermetically fixed with the base plate (12) is sleeved in the model bag (11), the base plate (12) is connected with at least two soft bags (14), and a sealed space formed by the model bag (11), the base plate (12) and the air bag (13) is filled with electrorheological fluid.
3. The rotating base for the electromechanical installation engineering according to claim 1, wherein the shaping bag (6) is composed of an expansion bag (61) and a shaping bag (62), the expansion bag (61) is hermetically glued with the side plate (4) and the sector plates (3), the shaping bag (62) is glued and fixed on the outer wall of the expansion bag (61), and each sector plate (3) is provided with an air hole (10) communicated with the expansion bag (61).
4. The rotary base for the electromechanical installation engineering according to claim 3, wherein the shaping bag (62) is formed by sealing and gluing two soft films, magnetorheological fluid is filled in the two soft films, and a plurality of groups of elastic soft partition plates are arranged between the two soft films.
5. The rotating base for the electromechanical installation engineering according to claim 4, wherein the outer wall of the side plate (4) is provided with a plurality of positioning bases (7), each positioning base (7) is connected with at least one sliding rod (8) through a spherical hinge structure, and each sliding rod (8) is fixedly connected with one electromagnet (9).
6. The rotating base for the electromechanical installation engineering according to claim 2, wherein the soft capsule (14) comprises a silicone shell (141) which is sealed and glued with the base plate (12), an inner contact (143) is embedded in the silicone shell (141) in a sealing manner, an outer contact (144) is fixedly connected to a position where the base plate (12) abuts against the inner contact (143), the outer contacts (144) are respectively connected with electrodes of an external power supply, and an insulating return spring (142) is commonly connected between the inner contact (143) and the outer contact (144).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010548247.2A CN111717790B (en) | 2020-06-16 | 2020-06-16 | Rotating seat for electromechanical installation engineering |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010548247.2A CN111717790B (en) | 2020-06-16 | 2020-06-16 | Rotating seat for electromechanical installation engineering |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111717790A true CN111717790A (en) | 2020-09-29 |
| CN111717790B CN111717790B (en) | 2022-02-15 |
Family
ID=72566891
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010548247.2A Active CN111717790B (en) | 2020-06-16 | 2020-06-16 | Rotating seat for electromechanical installation engineering |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111717790B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0826653A (en) * | 1994-07-19 | 1996-01-30 | Niigata Kobelco Kenki Kk | Magnet type loader |
| CN108622799A (en) * | 2018-04-26 | 2018-10-09 | 苏州睿鑫莱机电科技有限公司 | A kind of fast clamp hanging device of electromechanical equipment |
| US20190010027A1 (en) * | 2016-03-10 | 2019-01-10 | Christopher Kent Taylor | Pipe lifter |
| JP2019098461A (en) * | 2017-12-01 | 2019-06-24 | 国立大学法人九州工業大学 | Grasping mechanism and grasping device |
| CN110091195A (en) * | 2019-06-06 | 2019-08-06 | 青岛申通达机械科技有限公司 | A kind of clamping device convenient for clamping tire-mold sliding block |
| CN110371839A (en) * | 2019-07-30 | 2019-10-25 | 陈进强 | A kind of unmanned magnetic force unloading hook |
| CN210001426U (en) * | 2019-02-02 | 2020-01-31 | 睿贞（上海）自动化科技有限公司 | tool for welding and hoisting keel type motor iron core |
| CN210133816U (en) * | 2019-07-08 | 2020-03-10 | 广东华岩建材有限公司 | Pneumatic lifting appliance for prestressed high-strength concrete pipe pile |
-
2020
- 2020-06-16 CN CN202010548247.2A patent/CN111717790B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0826653A (en) * | 1994-07-19 | 1996-01-30 | Niigata Kobelco Kenki Kk | Magnet type loader |
| US20190010027A1 (en) * | 2016-03-10 | 2019-01-10 | Christopher Kent Taylor | Pipe lifter |
| JP2019098461A (en) * | 2017-12-01 | 2019-06-24 | 国立大学法人九州工業大学 | Grasping mechanism and grasping device |
| CN108622799A (en) * | 2018-04-26 | 2018-10-09 | 苏州睿鑫莱机电科技有限公司 | A kind of fast clamp hanging device of electromechanical equipment |
| CN210001426U (en) * | 2019-02-02 | 2020-01-31 | 睿贞（上海）自动化科技有限公司 | tool for welding and hoisting keel type motor iron core |
| CN110091195A (en) * | 2019-06-06 | 2019-08-06 | 青岛申通达机械科技有限公司 | A kind of clamping device convenient for clamping tire-mold sliding block |
| CN210133816U (en) * | 2019-07-08 | 2020-03-10 | 广东华岩建材有限公司 | Pneumatic lifting appliance for prestressed high-strength concrete pipe pile |
| CN110371839A (en) * | 2019-07-30 | 2019-10-25 | 陈进强 | A kind of unmanned magnetic force unloading hook |
Also Published As
| Publication number | Publication date |
|---|---|
| CN111717790B (en) | 2022-02-15 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPS63218311A (en) | Bladder | |
| CN111717790B (en) | Rotating seat for electromechanical installation engineering | |
| WO2020019810A1 (en) | Carrying frame of testing wave recorder used for wind power generator | |
| CN204328051U (en) | Inflatable seal dome ball valve | |
| CN105092165B (en) | A kind of ball valve test machine | |
| CN102998099A (en) | Rotating shaft durability testing instrument | |
| CN210375526U (en) | High-precision pressure gauge calibrating device | |
| CN209797160U (en) | mechanical folding and unfolding shaft | |
| CN208249017U (en) | A kind of guide type tank truck filling mouth sealing device | |
| CN207964508U (en) | A kind of circular pneumatic formula shear box three dimension stress direct shear apparatus | |
| CN109141758B (en) | Air spring air tightness inspection device and inspection method | |
| CN208914649U (en) | A kind of tire assembly drum | |
| CN112975406B (en) | Rocker arm machining equipment and machining method thereof | |
| CN108387375A (en) | A kind of bearing mnanufacture experimental rig | |
| CN208331580U (en) | A kind of workbench of film covering machine cushion block | |
| CN211965468U (en) | Cylindrical workpiece rounding jig | |
| CN113513602A (en) | High leakproofness butterfly valve based on concertina type disk seat | |
| CN212434066U (en) | Nursing teaching human body model | |
| CN207728900U (en) | A kind of ready-package butterfly valve | |
| CN112975407B (en) | Rocker arm machining equipment and machining method thereof | |
| CN209198204U (en) | A kind of piece fixture of viscoelastic material fatigue and damage experiment | |
| CN105841944B (en) | Gas spring cycling life test tooling | |
| CN206583718U (en) | Pseudo- three axles test device based on dynamic fatigue test machine | |
| CN206670362U (en) | One kind solidification furnace chamber | |
| CN105502201A (en) | Inflatable jack |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |