CN202694817U - Device for sleeving and separation of tube bundle component and shell of steam-water separation reheater - Google Patents
Device for sleeving and separation of tube bundle component and shell of steam-water separation reheater Download PDFInfo
- Publication number
- CN202694817U CN202694817U CN2012203627482U CN201220362748U CN202694817U CN 202694817 U CN202694817 U CN 202694817U CN 2012203627482 U CN2012203627482 U CN 2012203627482U CN 201220362748 U CN201220362748 U CN 201220362748U CN 202694817 U CN202694817 U CN 202694817U
- Authority
- CN
- China
- Prior art keywords
- tube bundle
- housing
- bundle assembly
- adjustable
- separating
- 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.)
- Expired - Lifetime
Links
Images
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
Landscapes
- Automatic Assembly (AREA)
Abstract
The utility model relates to a device for the sleeving and separation of a tube bundle component and a shell of a steam-water separation reheater. The device comprises a shell traction device (16), a tube bundle component fixing device (19) and an adjustable V-shaped seat trolley (18). A traction rope (17) penetrates through a fixed pulley (1). The tube bundle component fixing device (19) comprises a reheater welding platform (9) on which a bending plate (8), a tube plate support (2) and an adjustable support frame component (3) are sequentially arranged. The adjustable V-shaped seat trolley (18) is arranged on a track (4). Two rails of the track (4) are laid on the two sides of the reheater welding platform (9) respectively. In the sleeving or separation process of the tube bundle component and a temporary shell, a fixed support, the bending plate, the tube plate support, the adjustable support frame component, the V-shaped seat trolley and the like are matched, adjustment and alignment in a horizontal direction are ensured, and the stability of the tube bundle component in an assembly process is also ensured; and the device is delicate in structure, low in manufacture cost and high in operability.
Description
Technical field
The utility model relates to suit and separates, and specially refers to a kind of separator tube bundle assembly and uses device with the housing suit with separating.
Background technology
At present, the development of China's nuclear industry, nuclear power station conventional island needs the equipment of a kind of separator (MSR), and reheater is again the critical piece of MSR.Suit or dismounting housing are important steps in the reheater manufacture process.
Yet also there are some problems in the reheater tube tread assembly of China and housing suit and tripping device at present, mainly contain following problems:
The first, the reheater tube tread assembly is heavy nearly 20 tons, housing suit with separates in be difficult to assurance housing and the centering of tube bundle assembly and the stability of assembly integral body.
The second, complete hydraulically operated equipment (HOE) carries out the suit of tube bundle assembly and housing or separates, and investment is large, and general producer is difficult to bear.
Three, present many device structures are complicated, are not easy to operation.
Because the existence of the problems referred to above need to improve for reheater tube tread assembly and housing suit and tripping device, in order to can stablize, make things convenient for and realize that efficiently the reheater tube tread assembly is set with housing and separates.
The utility model content
In view of above reason, for solve the reheater tube tread assembly housing suit with separates in stability and in order to realize that the reheater tube tread assembly is set with and the easy operation that separates at housing, the inventor studies with keen determination, in reheater tube tread assembly and housing horizontal set or the process of separating, the reheater tube tread assembly is fixed, housing is arranged in the dolly that can move in orbit, via pulley pulling dolly, and then the pulling housing is mobile in orbit, thereby finish the reheater tube tread assembly with the housing horizontal set or separate, and then finish the utility model.
Purpose of the present utility model is to provide following aspect:
(1) a kind of separator tube bundle assembly is used device with the housing suit with separating, and it is characterized in that this device comprises the draw-gear (16) of housing, stationary installation (19) and the adjustable V-shape base dolly (18) of tube bundle assembly,
Wherein, the fixed pulley (1) that the draw-gear of described housing (16) comprises hold-down support (7) and installs on it, rope for traction (17) passes fixed pulley (1),
The stationary installation of described tube bundle assembly (19) comprises reheater fabrication platform (9), is disposed with bent plate (8), tube sheet bearing (2) and adjustable supports frame component (3) at reheater fabrication platform (9),
Adjustable V-shape base dolly (18) is arranged on the track (4), and two rails of track (4) are laid on respectively reheater fabrication platform (9) both sides.
(2) use device with the housing suit with separating according to above-mentioned (1) described separator tube bundle assembly, it is characterized in that, the draw-gear of housing (16) is arranged at stationary installation (19) one sides of tube bundle assembly, perhaps is arranged at adjustable V-shape base dolly (18) one sides.
(3) use device with the housing suit with separating according to above-mentioned (1) described separator tube bundle assembly, it is characterized in that, in fixed pulley (1), roller (12) and riser (11) are assembled together by bolt (10), are provided with the gap between roller (12) and the riser (11).
(4) use device with the housing suit with separating according to above-mentioned (1) described separator tube bundle assembly, it is characterized in that, described adjustable supports frame component (3) comprises H shaped steel frame (20), right handed screw (22), nut (23) and the left-handed screw (24) that connects successively, regulates the height of adjustable supports frame component (3) by rotating nut (23).
(5) use device with the housing suit with separating according to above-mentioned (1) described separator tube bundle assembly, it is characterized in that, described adjustable V-shape base dolly (18) vehicle wheel component (46), vehicle wheel component (46) cooperates with track (4), be fixedly installed crossbeam (44) in vehicle wheel component (46) top, back up pad (41) is installed respectively at crossbeam (44) two ends, in back up pad (41) screw thick stick (40) is set, screw thick stick (40) other end places in the V-shape base (42), V-shape base (42) is arranged at back up pad (41) inboard, and the inclined-plane of two V-shape bases (41) is relative.
(6) use device with the housing suit with separating according to above-mentioned (1) or (5) described separator tube bundle assembly, it is characterized in that, in described vehicle wheel component (46), wheel (53) and wheel shaft (51) use ball bearing (54) fixing, and ball bearing (54) end seals with the bearing (ball) cover (52) with the felt circle; Wheel shaft (51) and bracing frame (50) pass through pressing plate (55) and bolt (56) is fixed together.
(7) use device with the housing suit with separating according to above-mentioned (1) described a kind of separator tube bundle assembly, it is characterized in that described track (4) fixes on the steel plate (31) by the base point solid welding.
(8) use device with the housing suit with separating according to above-mentioned (1) or (7) described separator tube bundle assembly, it is characterized in that, the total length that track (4) length is added up greater than housing and tube bundle assembly, track (4) spacing is consistent with the wheel spacing of adjustable V-shape base dolly (18).
The main beneficial effect of the utility model is as follows:
The first, the separator tube bundle assembly that provides according to the utility model use device with the housing suit with separating, housing be set with separate in process can guarantee the centering of housing and tube bundle assembly and the stability of assembly integral body;
The second, use device with the housing suit with separating by the separator tube bundle assembly that uses the utility model to provide, in manufacture course of products, tube bundle assembly is formed confined space and carry out leak test and end socket and tube sheet rotating welding on positioner, be convenient to again the lifting transhipment;
Three, the separator tube bundle assembly that provides according to the utility model is used device with the housing suit with separating, and can reduce cost, economizes on the use of funds, and is suitable for batch production and large scale investment and uses.
Four, the separator tube bundle assembly that provides according to the utility model is used device with the housing suit with separating, and is simple in structure, easy to manufacture, can the complete hydraulically operated equipment (HOE) of replace imported so that the manufacturing of reheater autonomy-oriented become smoothly reality.
Description of drawings
Fig. 1 illustrates the separator tube bundle assembly and housing suit and the side structure synoptic diagram that separates with device according to the utility model preferred implementation;
Fig. 2 illustrates according to the separator tube bundle assembly of the utility model preferred implementation and uses fixed pulley sectional drawing in the device with the housing suit with separating;
Fig. 3 illustrates according to the separator tube bundle assembly of the utility model preferred implementation and uses tube sheet bearing synoptic diagram in the device with the housing suit with separating;
Fig. 4 illustrates according to the separator tube bundle assembly of the utility model preferred implementation and uses adjustable supports frame component synoptic diagram in the device with the housing suit with separating;
Fig. 5 illustrates the separator tube bundle assembly and housing suit and the cross-sectional view of separating with the device middle orbit according to the utility model preferred implementation;
Fig. 6 illustrates the separator tube bundle assembly and housing suit and the cross-sectional view of separating with V-shape base dolly in the device according to the utility model preferred implementation;
Fig. 7 illustrates the separator tube bundle assembly and housing suit and the outboard profile that separates with vehicle wheel component in the device according to the utility model preferred implementation;
Fig. 8 illustrates according to the separator tube bundle assembly of the utility model preferred implementation and uses detachment process synoptic diagram in the device with the housing suit with separating;
The drawing reference numeral explanation:
The 1-fixed pulley
2-tube sheet bearing
3-adjustable supports frame component
The 4-track
The 7-hold-down support
The 8-bent plate
9-reheater fabrication platform
The 10-bolt
The 11-riser
The 12-roller
The draw-gear of 16-housing
The 17-rope for traction
18-is adjustable V-shape base dolly
The stationary installation of 19-tube bundle assembly
20-H shaped steel
The 22-right handed screw
The 23-nut
The 24-left-handed screw
The conventional heavy rail of 30-
The 31-steel plate
40-screw thick stick
The 41-back up pad
42-V shape seat
The 43-hold-down nut
The 44-crossbeam
The 45-clamp nut
The 46-vehicle wheel component
The 50-bracing frame
The 51-wheel shaft
The 52-bearing (ball) cover
The 53-wheel
The 54-ball bearing
The 55-pressing plate
The 56-bolt
Embodiment
Below in conjunction with accompanying drawing, further specify the utility model with reference to preferred exemplary embodiment.Characteristics of the present utility model and advantage will become more clear along with these explanations.
Here special-purpose word " exemplary " means " as example, embodiment or illustrative ".Here needn't be interpreted as being better than or being better than other embodiment as " exemplary " illustrated any embodiment.Although accompanying drawing unless otherwise indicated, needn't be drawn in proportion in the various aspects of embodiment shown in the drawings.
In a preferred embodiment of the present utility model, such as Fig. 1-shown in Figure 8, provide a kind of separator tube bundle assembly to use device with the housing suit with separating, this device comprises that draw-gear (16), the stationary installation (19) of tube bundle assembly, the adjustable V-shape base dolly (18) of housing form.
Wherein, the draw-gear of described housing (16) comprises wire rope, hold-down support (7) and the fixed pulley (1) as rope for traction (17), fixed pulley (1) is fixed on the hold-down support (7), wire rope (17) passes fixed pulley, and an end is connected with housing.
Wherein, in the draw-gear (16) of housing, hold-down support (7) is solid base, and fixed pulley (1) is fixed on the base, and rope for traction (17) passes fixed pulley, and a side is connected with housing.By fixed pulley can so that more the labour-saving suit of finishing housing with separate.
As shown in Figure 2, in fixed pulley (1), roller (12) and riser (11) are assembled together by bolt (10), are provided with the gap between roller (12) and the riser (11).
As required, hold-down support can arrange be arranged on the ground or ceiling on, also can be horizontally disposed with wall on, thereby fixed pulley can arrange as required towards.
Wherein, the stationary installation of described tube bundle assembly (19) comprises reheater fabrication platform (9), bent plate (8), tube sheet bearing (2) and adjustable supports frame component (3).Bent plate (8) is a plate-shaped body.Tube sheet bearing (2) is a cube-shaped structure thin plate, and upper plane and bottom surface are the plane, and the bottom surface is porose can be fixed in reheater fabrication platform (9), and two sides are porose.Adjustable supports frame component (3) is a stent-like structure, can regulate height.Bent plate (8) places a side of reheater fabrication platform (9), and tube sheet bearing (2) places the centre of reheater fabrication platform (9), and adjustable supports frame component (3) places the opposite side of reheater fabrication platform (9).
Wherein, in a preferred embodiment of the present utility model, as shown in Figure 4, described adjustable supports frame component (3) comprises H shaped steel frame (20), right handed screw (22), nut (23) and the left-handed screw (24) that connects successively, regulates the height of adjustable supports frame component (3) by nut (23).
Wherein, in a preferred embodiment of the present utility model, as shown in Figure 6, described adjustable V-shape base dolly (18) comprises screw thick stick (40), back up pad (41), V-shape base (42), crossbeam (44) and vehicle wheel component (46).Screw thick stick (40) is an arachnoid whippletree.One side of V-shape base (42) is a scarf, and opposite side is a vertical tangent plane, and two scarves are relative.Crossbeam (44) is tabular.Vehicle wheel component (46) is positioned at crossbeam (44) below, crossbeam (44) is installed respectively back up pad (41) near the two ends, the capable seat of V (42) is arranged at back up pad (41) inboard, and solenoid coil (40) one ends are fixed in the back up pad (41), and the other end is sheathed in the V-shape base (42).By turn screw thick stick (40) can adjusting screw the just degree of depth in V-shape base, thereby can regulate the horizontal direction position of V-shape base, be convenient to the housing of loading different size.
The vehicle wheel component (46) of adjustable V-shape base dolly (18) be set up on the track (4).Described track (4) can directly be layed on the ground, also can fix on the steel plate (31) by the base point solid welding.
Wherein, in a preferred embodiment of the present utility model, as shown in Figure 7, in described vehicle wheel component (46), wheel (53) and wheel shaft (51) use ball bearing (54) fixing, and ball bearing (54) end seals with the bearing (ball) cover (52) with the felt circle; Wheel shaft (51) and bracing frame (50) pass through pressing plate (55) and bolt (56) is fixed together
Wherein, preferably, wheel (53) and wheel shaft (51) material adopt 45# steel and process Quenching Treatment to HB260～300, are conducive to increase the bearing capacity of dolly and the compressive resistance of wheel.
When separator tube bundle assembly and housing suit, the draw-gear (16) of housing is arranged at stationary installation (19) one sides of tube bundle assembly, spur like this housing and be socketed on the tube bundle assembly outside; When the separator tube bundle assembly separates with housing, be arranged at adjustable V-shape base dolly (18) one sides, be pulled away from housing from tube bundle assembly like this.
In a preferred embodiment of the present utility model, as shown in Figure 1, in the stationary installation (19) of tube bundle assembly, bent plate (8) places a side of reheater fabrication platform (9), adding bent plate (8) can make tube bundle assembly fix, prevent from moving horizontally in the cover process of assembling at tube bundle assembly, tube sheet bearing (2) places the centre of reheater fabrication platform (9), tube sheet bearing (2) is used for the stay pipe tread assembly, adjustable supports frame component (3) places the opposite side of reheater fabrication platform (9), and adjustable supports frame component (3) is used for the stay pipe tread assembly.
In a preferred embodiment of the present utility model, such as Fig. 1, lay the rail (4) that wheel is corresponding with it in adjustable V-shape base dolly (18) below.This track is conventional heavy rail (30), fixes on by the base point solid welding to be conducive to increase track (4) and contact area of ground on the steel plate (31) and to guarantee its stability.
Wherein, the laying length of track (4) is greater than the total length of tube bundle assembly and housing, and being convenient to has enough spaces in suit and detachment process.
The device that provides according to the utility model, tube bundle assembly be set with interim housing or the process of separating in, adopt hold-down support and adjustable supports frame component, cooperate again bent plate etc., can either regulate in the horizontal direction centering, guarantee again the stability of tube bundle assembly in the assembling process; Satisfy separator tube bundle assembly and the suit of housing or the requirements that separates with cleverly structure, lower manufacturing cost, stronger operability, substituted the complete dedicated hydraulic equipment of import, guaranteed carrying out smoothly of reheater autonomy-oriented manufacturing
Abovely in conjunction with specific embodiments the utility model is illustrated.But, these embodiments only are illustrative, and it is to protection domain of the present utility model and do not constitute any limitation.It will be appreciated by those skilled in the art that in the situation that does not exceed or depart from the utility model protection domain, the technical solution of the utility model and embodiment thereof have multiple modification, improvement or equivalent, these all should fall in the protection domain of the present utility model.
Claims (8)
1. a separator tube bundle assembly is used device with the housing suit with separating, and it is characterized in that this device comprises the draw-gear (16) of housing, stationary installation (19) and the adjustable V-shape base dolly (18) of tube bundle assembly,
Wherein, the fixed pulley (1) that the draw-gear of described housing (16) comprises hold-down support (7) and installs on it, rope for traction (17) passes fixed pulley (1),
The stationary installation of described tube bundle assembly (19) comprises reheater fabrication platform (9), is disposed with bent plate (8), tube sheet bearing (2) and adjustable supports frame component (3) at reheater fabrication platform (9),
Adjustable V-shape base dolly (18) is arranged on the track (4), and two rails of track (4) are laid on respectively reheater fabrication platform (9) both sides.
2. separator tube bundle assembly according to claim 1 is used device with the housing suit with separating, it is characterized in that, the draw-gear of housing (16) is arranged at stationary installation (19) one sides of tube bundle assembly, perhaps is arranged at adjustable V-shape base dolly (18) one sides.
3. separator tube bundle assembly according to claim 1 is used device with the housing suit with separating, it is characterized in that, in fixed pulley (1), roller (12) and riser (11) are assembled together by bolt (10), are provided with the gap between roller (12) and the riser (11).
4. separator tube bundle assembly according to claim 1 is used device with the housing suit with separating, it is characterized in that, described adjustable supports frame component (3) comprises H shaped steel frame (20), right handed screw (22), nut (23) and the left-handed screw (24) that connects successively, regulates the height of adjustable supports frame component (3) by rotating nut (23).
5. separator tube bundle assembly according to claim 1 is used device with the housing suit with separating, it is characterized in that, described adjustable V-shape base dolly (18) vehicle wheel component (46), vehicle wheel component (46) cooperates with track (4), be fixedly installed crossbeam (44) in vehicle wheel component (46) top, back up pad (41) is installed respectively at crossbeam (44) two ends, in back up pad (41) screw thick stick (40) is set, screw thick stick (40) other end places in the V-shape base (42), V-shape base (42) is arranged at back up pad (41) inboard, and the inclined-plane of two V-shape bases (41) is relative.
6. separator tube bundle assembly according to claim 1 is used device with the housing suit with separating, it is characterized in that, in described vehicle wheel component (46), wheel (53) and wheel shaft (51) use ball bearing (54) fixing, and ball bearing (54) end seals with the bearing (ball) cover (52) with the felt circle; Wheel shaft (51) and bracing frame (50) pass through pressing plate (55) and bolt (56) is fixed together.
7. separator tube bundle assembly according to claim 1 is used device with the housing suit with separating, and it is characterized in that described track (4) fixes on the steel plate (31) by the base point solid welding.
8. separator tube bundle assembly according to claim 1 is used device with the housing suit with separating, it is characterized in that, the total length that track (4) length is added up greater than housing and tube bundle assembly, track (4) spacing is consistent with the wheel spacing of adjustable V-shape base dolly (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012203627482U CN202694817U (en) | 2012-07-24 | 2012-07-24 | Device for sleeving and separation of tube bundle component and shell of steam-water separation reheater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012203627482U CN202694817U (en) | 2012-07-24 | 2012-07-24 | Device for sleeving and separation of tube bundle component and shell of steam-water separation reheater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202694817U true CN202694817U (en) | 2013-01-23 |
Family
ID=47550400
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012203627482U Expired - Lifetime CN202694817U (en) | 2012-07-24 | 2012-07-24 | Device for sleeving and separation of tube bundle component and shell of steam-water separation reheater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202694817U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106493703A (en) * | 2016-12-13 | 2017-03-15 | 苏州天沃科技股份有限公司 | A kind of heat exchanger tube is set with follow-up trolley support |
| CN107322275A (en) * | 2017-07-19 | 2017-11-07 | 东方电气(广州)重型机器有限公司 | A kind of bushing device and assembling method of the piping being used for without guide roller and housing |
| CN107498295A (en) * | 2017-07-19 | 2017-12-22 | 东方电气(广州)重型机器有限公司 | A kind of bushing device and its assembling method for being used for piping and cylinder |
| CN108320824A (en) * | 2018-03-30 | 2018-07-24 | 哈电集团（秦皇岛）重型装备有限公司 | Reheater introducing device inside tun |
| CN108500597A (en) * | 2018-04-11 | 2018-09-07 | 山西阳煤化工机械（集团）有限公司 | Heat exchanger tube enters shell side automation auxiliary device |
| CN109176398A (en) * | 2018-11-12 | 2019-01-11 | 山东豪迈机械制造有限公司 | A kind of power device and installation equipment |
| CN114030189A (en) * | 2021-11-04 | 2022-02-11 | 航天特种材料及工艺技术研究所 | Cabin section heat insulation material horizontal section sleeving forming tool and sleeving forming method |
-
2012
- 2012-07-24 CN CN2012203627482U patent/CN202694817U/en not_active Expired - Lifetime
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106493703A (en) * | 2016-12-13 | 2017-03-15 | 苏州天沃科技股份有限公司 | A kind of heat exchanger tube is set with follow-up trolley support |
| CN107322275A (en) * | 2017-07-19 | 2017-11-07 | 东方电气(广州)重型机器有限公司 | A kind of bushing device and assembling method of the piping being used for without guide roller and housing |
| CN107498295A (en) * | 2017-07-19 | 2017-12-22 | 东方电气(广州)重型机器有限公司 | A kind of bushing device and its assembling method for being used for piping and cylinder |
| CN107498295B (en) * | 2017-07-19 | 2019-08-09 | 东方电气(广州)重型机器有限公司 | A kind of bushing device and its assembling method for piping and cylinder |
| CN107322275B (en) * | 2017-07-19 | 2019-08-20 | 东方电气(广州)重型机器有限公司 | It is a kind of for the piping of no guide roller and the bushing device of shell and assembling method |
| CN108320824A (en) * | 2018-03-30 | 2018-07-24 | 哈电集团（秦皇岛）重型装备有限公司 | Reheater introducing device inside tun |
| CN108320824B (en) * | 2018-03-30 | 2023-08-25 | 哈电集团（秦皇岛）重型装备有限公司 | Large-scale container internal reheater introducing device |
| CN108500597A (en) * | 2018-04-11 | 2018-09-07 | 山西阳煤化工机械（集团）有限公司 | Heat exchanger tube enters shell side automation auxiliary device |
| CN109176398A (en) * | 2018-11-12 | 2019-01-11 | 山东豪迈机械制造有限公司 | A kind of power device and installation equipment |
| CN114030189A (en) * | 2021-11-04 | 2022-02-11 | 航天特种材料及工艺技术研究所 | Cabin section heat insulation material horizontal section sleeving forming tool and sleeving forming method |
| CN114030189B (en) * | 2021-11-04 | 2023-04-14 | 航天特种材料及工艺技术研究所 | Cabin section heat insulation material horizontal section sleeving forming tool and sleeving forming method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202694817U (en) | Device for sleeving and separation of tube bundle component and shell of steam-water separation reheater | |
| CN105336467A (en) | Whole magnetizing method and device of multi-pole motor permanent magnet rotor | |
| CN205917545U (en) | Condact rail installation frock | |
| CN104637418A (en) | Outdoor lifting advertising board | |
| CN202107408U (en) | Elevator counter-weight structure | |
| CN202046780U (en) | Cable dolly for construction elevator | |
| CN202000483U (en) | Laminated rubber bearing tensile mechanism | |
| CN205828987U (en) | A kind of gas insulating enclosed switch equipment main bus conductor installs mobile dolly | |
| CN203891514U (en) | Main transformer framework for omitting end support in substation | |
| CN205944736U (en) | Simple and easy installation device of transformer in box -type substation | |
| CN209329624U (en) | A kind of installing mechanism of power pipe | |
| CN202712742U (en) | Four-wheel cable pulley | |
| CN208450264U (en) | A kind of aluminium alloy angle section apparatus for shaping | |
| CN202573099U (en) | Wheel floating structure with Belleville springs | |
| CN102189392A (en) | Core rod support frame moving device | |
| CN102780174B (en) | Double-row type pulley sheave | |
| CN215732859U (en) | Novel low-pressure tank | |
| CN111908336B (en) | Four-corner guiding device for hoisting transformer hanging cover | |
| CN203678179U (en) | Dust collector provided with single-beam bridge crane maintenance device | |
| CN209673721U (en) | A kind of ferromagnetism tubing EDDY CURRENT automatic tube-penetrating auxiliary device | |
| CN203998415U (en) | Steel wire power-free paying-off device | |
| CN210926872U (en) | Seven-wheel paying-off tackle | |
| CN102735282A (en) | Movable measuring and testing platform | |
| CN201600271U (en) | Sampling vehicle structure | |
| CN206088176U (en) | Two -way sliding tube spare support |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130123 |
|
| CX01 | Expiry of patent term |