CN209789123U - High-strength, removable and replaceable dragging connecting mechanism between large material racks - Google Patents
High-strength, removable and replaceable dragging connecting mechanism between large material racks Download PDFInfo
- Publication number
- CN209789123U CN209789123U CN201822208559.XU CN201822208559U CN209789123U CN 209789123 U CN209789123 U CN 209789123U CN 201822208559 U CN201822208559 U CN 201822208559U CN 209789123 U CN209789123 U CN 209789123U
- Authority
- CN
- China
- Prior art keywords
- limiting
- connecting rod
- limiting part
- rod
- plate
- 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 - Fee Related
Links
Landscapes
- Mutual Connection Of Rods And Tubes (AREA)
Abstract
the utility model provides a high-strength, removable and replaceable dragging and connecting mechanism between large material racks, which comprises at least two connecting rods, a first connecting plate used for connecting one large material rack and a mounting seat used for connecting the other large material rack; install all mount pads on a large-scale work or material rest, will first connecting plate is installed on another large-scale work or material rest, through two at least connecting rods as the dilatory pole between two large-scale work or material rest, thereby strengthened greatly dilatory coupling mechanism's dilatory intensity, satisfy the dilatory user demand of large-scale and heavy material, overcome original monomer and dragged easy cracked shortcoming of pole, avoided the material of large-scale work or material rest the inside to cause the damage because of the dilatory pole fracture, eliminated the potential safety hazard simultaneously. Moreover, when connecting rod or mount pad take place to damage, can correspond the spare part of changing the damage, need not to change whole dilatory coupling mechanism, reduce cost of maintenance and maintenance work volume.
Description
[ technical field ] A method for producing a semiconductor device
The utility model relates to a connecting device of non-standard material frame, especially a dilatory coupling mechanism between high strength, removable big type material frame.
[ background of the invention ]
In the logistics distribution process of automobile parts, the material rack is a very useful logistics appliance, is mainly used for the storage and mechanical turnover carrying of heavy or large articles, and is particularly suitable for the application of logistics work of the automobile parts. The material rack needs to be transported in series and in multiple sections by using a drag rod in the transportation process. The work or material rest is many, in large quantity, and proportion is great in whole spare part work or material rest, should drag the pull rod for welded fastening loads the commodity circulation operation on the frame in work or material rest manufacture design, needs the periodic maintenance to change, has increased personnel's amount of labour, has increased cost of maintenance, has increased each item expense of enterprise.
The Chinese utility model has the patent application number of 201621161435.5, the authorization notice number: CN206268241U, date of authorized announcement: 2017.06.20, it is designed into three separable parts of fixed slot, connecting plate and connecting pin shaft, and the movable lock is fixed on the non-standard material rack device, when damaged, the corresponding damaged parts can be replaced, the maintenance cost and the labor capacity of the personnel are reduced, and the expenses of the enterprise are saved
However, the drag rod connecting mechanism of the patent adopts a single connecting plate structure, the drag rod of the single connecting plate is easy to break during the transportation of heavy objects or large heavy objects, particularly in automobile production enterprises, the products are diversified, the types and the number of material racks are various, large and heavy parts are numerous, the large heavy parts are transported by adopting large material racks, and the single drag rod cannot meet the transportation strength requirement of the large heavy objects, or the connecting plate is broken. When the dragging mechanism of the single connecting plate is damaged, the damage to equipment and products inside the material rack is extremely easy to cause, and the life safety of workers is endangered. On the other hand, this patent still has following shortcoming, because there is jolting in the transportation, is connected through dragging coupling mechanism between work or material rest and work or material rest, if die the connecting plate lock, then there is not the buffering, and then torsional stress is big when jolting, further causes the fracture of connecting plate easily, shortens life, and if the too pine of connecting plate lock, though increased the buffer room when jolting, if too loose then cause the range of jolting too big easily, with the damage of jolting of the product in the work or material rest.
Therefore, according to the principle of improving efficiency and reducing cost of the logistics system, a new dragging connecting mechanism needs to be designed and manufactured to overcome the defects.
[ Utility model ] content
For overcoming the defect that existing equipment exists, the utility model provides a dilatory coupling mechanism between high strength, removable big type stock frame, convenient maintenance, joint strength is big, can restrict the range of jolting, guarantees that the product transportation does not damage.
The utility model discloses a realize like this: a high-strength and replaceable dragging connecting mechanism between large material racks comprises at least two connecting rods, a first connecting plate and a mounting seat, wherein the first connecting plate is used for connecting one large material rack; the number of the mounting seats is the same as that of the connecting rods; each mounting seat is provided with a rotating shaft;
A connecting hole is formed in the first connecting plate in a penetrating manner;
One end of each connecting rod is fixedly connected to the first connecting plate respectively; and the other end of each connecting rod is connected with the rotating shaft of one mounting seat in a one-to-one correspondence manner.
Furthermore, each mounting seat also comprises a U-shaped fixing seat and a mounting plate; the rotating shaft can be rotatably connected with the U-shaped fixed seat; the mounting plate is vertically connected to one end face of the bottom plate of the U-shaped fixing seat.
Furthermore, each rotating shaft is a first bolt, each mounting seat further comprises a first nut, and two side plates of each U-shaped fixing seat symmetrically penetrate through a first through hole; the first bolt firstly passes through the two first through holes and then is locked into the first nut.
Furthermore, every the mount pad still includes a support limiting plate, support limiting plate perpendicular and fixed connection in two curb plates of U type fixing base, just support the limiting plate and be located the below of connecting rod, simultaneously support the limiting plate with the extreme lower position restriction of connecting rod at horizontal position.
Further, the number of the connecting rods is two, and the two connecting rods are symmetrically arranged.
Furthermore, each connecting rod comprises an inclined rod part and a straight rod part which are connected with each other, and the inclined rod parts of the two connecting rods are fixedly connected and then connected to the first connecting plate; the straight rod part of each connecting rod is vertically connected with the rotating shaft of one mounting seat.
The device further comprises a bump limiting piece, wherein the bump limiting piece can rotate and is connected to one of the mounting bases in a vertically sliding manner, and a first limiting piece and a second limiting piece which are perpendicular to the connecting rod and can rotate are further arranged on the connecting rod connected with the mounting bases; when the second limiting part rotates to a vertical state, a limiting groove is formed between the first limiting part and the second limiting part, and the limiting groove is matched with the bumping limiting part.
further, the first limiting piece is vertically installed on one side of the connecting rod; the other side of the connecting rod is provided with a screw hole; the second limiting part comprises a screw and an operation limiting rod, one end of the screw is vertically and fixedly connected with the operation limiting rod, and the screw is locked into the screw hole; the height of the first limiting part and the height of the operation limiting rod protruding out of the upper end face of the connecting rod are larger than the maximum height of the bump limiting part in up-and-down sliding.
The mounting base is provided with two fixing plates which are parallel up and down, the bumping limiting part is provided with a vertical through hole in a penetrating way, the two fixing plates are symmetrically provided with second through holes, and the second bolt sequentially penetrates through one second through hole, the vertical through hole and the other second through hole and then is locked by the second nut; and when the bumping limiting part is at the lowest position, the bottom surface of the bumping limiting part is attached to the top surface of the connecting rod.
Furthermore, an operating handle is convexly arranged on one side of the bumping limiting part.
The utility model has the advantages that: (1) the dilatory intensity of dilatory coupling mechanism, satisfy the dilatory user demand of large-scale and the big material of weight, overcome the easy cracked shortcoming of original monomer tractive pole, avoided the material of large-scale work or material rest the inside to cause the damage because of the dilatory pole fracture, eliminated the potential safety hazard simultaneously.
(2) Work as connecting rod or mount pad when taking place to damage, can correspond the spare part of changing the damage, need not to change whole dilatory coupling mechanism, reduce cost of maintenance and maintenance work volume.
(3) the limiting plate of jolting limits the range of jolting of connecting rod for the range of jolting limits at suitable within range, both can have the cushioning effect, increases the life of connecting rod, can not jolt too greatly again and damage the product of work or material rest the inside, prevents that the transportation from damaging the product. And through the limiting plate of jolting makes first connecting plate can adopt the bolt connection when connecting the work or material rest, need not to adopt bolted connection for the installation rate further improves, and more easy to assemble.
(4) The second locating part adopts a rotating mode, so that the operation is simple and convenient, the operation limiting rod is rotated to be vertical when the bumping limiting plate is limited, and the operation limiting rod is rotated to be horizontal when the bumping limiting plate is not used, and the operation is simple and convenient.
(5) The connecting rod can be connected to the mounting seat in a rotating mode, so that when goods are not dragged, the connecting rod can be packed up to a vertical state and attached to the material rest, and workers are prevented from tripping over.
(6) The connecting rod is limited by the supporting limiting plate, the connecting rod can be prevented from falling to the floor to be dragged, the stress generated when the connecting rod is limited to be dragged between the two large material racks at the horizontal position is more reasonable, the first connecting plate can be installed more conveniently, and the positioning function is achieved to a certain extent.
[ description of the drawings ]
The invention will be further described with reference to the following examples with reference to the accompanying drawings.
Fig. 1 is a perspective view of a drag connection mechanism according to the present invention.
Fig. 2 is a front view of the drag connection mechanism of the present invention.
Figure 3 is a top view of a drag connection mechanism according to the present invention.
Fig. 4 is a front view of the dragging connecting mechanism of the present invention for connecting a large rack.
Fig. 5 is a schematic structural view of the retracted state of the drag connection mechanism according to the present invention.
Fig. 6 is a schematic structural view of the bump limiting member of the present invention.
In the figure: 1. connecting rod, 11, down tube portion, 12, straight rod portion, 13, screw, 2, first connecting plate, 21, connecting hole, 3, mount pad, 31, pivot, 32, U type fixing base, 321, first through-hole, 33, mounting panel, 34, first nut, 35, support limiting plate, 4, large-scale work or material rest, 5, the sleeve pipe, 6, the locating part of jolting, 61, vertical through-hole, 62, operating handle, 7, first locating part, 8, second locating part, 81, the screw rod, 82, the operation gag lever post, 9, the spacing groove, 10, the bolt, 20, the second bolt, 30, the second nut, 40, the fixed plate.
[ detailed description ] embodiments
Referring to fig. 1 to 6, the present invention provides a high-strength, detachable and replaceable dragging and connecting mechanism between large racks, which includes at least two connecting rods 1, a first connecting plate 2 for connecting a large rack 4, and a mounting seat 3 for connecting another large rack 4; the number of the mounting seats 3 is the same as that of the connecting rods 1; each mounting seat 3 is provided with a rotating shaft 31;
A connecting hole 21 is formed in the first connecting plate 2 in a penetrating mode, and the connecting hole 21 is used for being connected and fixed with a butt joint piece on the large material rack 4;
One end of each connecting rod 1 is fixedly connected to the first connecting plate 2; every the other end one-to-one of connecting rod 1 is connected in pivot 31 of a mount pad 3 for when not dragging the goods, can pack up connecting rod 1 to vertical state, paste the work or material rest, prevent stumbling the staff.
Using-way, all install all mount pads 3 on a large-scale work or material rest 4, will first connecting plate 2 is installed on another large-scale work or material rest 4, through two at least connecting rods 1 as the dilatory pole between two large-scale work or material rest 4, thereby strengthened greatly dilatory coupling mechanism's dilatory intensity, satisfy the dilatory user demand of large-scale and the big material of weight, overcome the easy cracked shortcoming of original monomer haulage pole, avoided the material of large-scale work or material rest 4 the inside to cause the damage because of the dilatory pole fracture, eliminated the potential safety hazard simultaneously.
In the implementation, a preferred embodiment is as follows: each mounting seat 3 further comprises a U-shaped fixed seat 32 and a mounting plate 33; the rotating shaft 31 can be rotatably connected to the U-shaped fixed seat 33; the mounting plate 33 is vertically connected to an end surface of the bottom plate of the U-shaped fixing seat 32. In a specific implementation, the mounting plate 33 is connected to the large rack 4 so as to fix the mounting base 3, and in a specific embodiment, the mounting plate 33 can be welded on the large rack 4, so that the connection is firm, but the replacement is inconvenient; in another embodiment, a connecting through hole (not shown) may be further formed in the mounting plate 33, and a connecting through hole (not shown) may also be formed in the large rack 4, and then the large rack is fixedly connected by bolts, so that replacement and maintenance are facilitated.
Each rotating shaft 31 is a first bolt 31, each mounting base 3 further comprises a first nut 34, and two side plates of each U-shaped fixing base 32 are symmetrically provided with a first through hole 321 in a penetrating manner; the first bolt 31 first passes through the two first through holes 321, and then is locked into the first nut 34. Every mount pad 3 still includes one and supports limiting plate 35, support limiting plate 35 perpendicular and fixed connection in two curb plates of U type fixing base 32, just support limiting plate 35 and be located the below of connecting rod 1, simultaneously support limiting plate 35 with the extreme lower position restriction of connecting rod 1 at horizontal position, carry on spacingly, support connecting rod 1 through supporting limiting plate 35, can prevent that connecting rod 1 from dropping to dragging on the floor, and with connecting rod 1 restriction make the atress when dragging between two large-scale work or material rest 4 more reasonable at horizontal position, can also make the installation of first connecting plate 2 more convenient, play the effect of location to a certain extent. In specific implementation, the connecting rod 1 and the first bolt 31 can be fixedly connected in a welding mode, which is firm in connection but not convenient to maintain; in another embodiment, a through hole (not shown) is formed in each connecting rod 1, and then the first bolt 31 passes through the first through hole 321 and the through hole (not shown) and is locked by the first nut 34, so that the connecting rod 1 can rotate around the first bolt 31, and the connecting mode is firm in connection and convenient to maintain; the embodiment in the drawings can also be adopted, the other end of each connecting rod 1 is fixedly connected with a sleeve 5, the first bolt 31 penetrates through the first through hole 321, the sleeve 5 is locked by the first nut 34, and the sleeve 5 rotates on the first bolt 31, so that the connecting rod 1 rotates, and the connecting mode is firm in connection and convenient to maintain.
The number of the connecting rods 1 is two, and the two connecting rods 1 are symmetrically arranged. Each connecting rod 1 comprises an inclined rod part 11 and a straight rod part 12 which are connected with each other, the inclined rod parts 11 of the two connecting rods 1 are fixedly connected and then connected to the first connecting plate 2, and for example, the connecting rods can be fixed in a welding manner; the straight rod part 12 of each connecting rod 1 is vertically connected to the rotating shaft 31 of one of the mounting seats 3. Two connecting rod 1 symmetrical arrangement make when dragging, the atress is more even, more reasonable, has prolonged the life of connecting rod 1 to a certain extent.
The device also comprises a bump limiting part 6, wherein the bump limiting part 6 can be rotatably and vertically connected with one of the installation bases 3 in a sliding manner, and a first limiting part 7 and a second limiting part 8 which are perpendicular to the connection rod 1 and can rotate are further arranged on the connection rod 1 connected with the installation base 3; when the second locating part 8 rotates to a vertical state, a limiting groove 9 is formed between the first locating part 7 and the second locating part 8, the limiting groove 9 is matched with the bumping locating part 6, the second locating part 8 rotates at a horizontal position during use, the bumping locating part 6 rotates to the limiting groove 9 conveniently, then the second locating part 8 rotates vertically, so that the bumping locating part 6 is limited, the bumping locating part 6 can be prevented from bumping out of the connecting rod 1, the first locating part 7 can also be prevented from bumping out of the locating part 6, and the rotating head is beyond the rotating head due to the fact that the lever principle can be known, the rotating head is closer to the end part where the connecting rod 1 and the mounting base 3 are connected, and the limiting effect on the connecting rod 1 is reduced. Through the limiting plate 6 of jolting limits the range of jolting from top to bottom of connecting rod 1 for the range of jolting limits in suitable within range, both can have the cushioning effect, increases connecting rod 1's life, can not jolt too greatly again and damage the product of work or material rest the inside, prevents that the transportation from damaging the product. And through the locating part of jolting for first connecting plate 2 can adopt bolt 10 to connect when connecting large-scale work or material rest 4, need not to adopt bolted connection, makes the installation rate further improve, and more easy to assemble. Because all connecting rods 1 all with first connecting plate 2 fixed connection, consequently only need one first locating part 7 and second locating part 8 to carry on spacingly to one of them connecting rod 1, can carry on spacingly to all connecting rods 1, simple structure.
the first limiting piece 7 is vertically arranged on one side of the connecting rod 1; the other side of the connecting rod 1 is provided with a screw hole 13; the second limiting member 8 comprises a screw 81 and an operation limiting rod 82, one end of the screw 81 is vertically and fixedly connected to the operation limiting rod 82, and the screw 81 is locked into the screw hole 13; the height of the first limiting part 7 and the operation limiting rod 82 protruding out of the upper end face of the connecting rod 1 is larger than the maximum height of the bump limiting part 6 in up-and-down sliding, so that the bump limiting part 6 is prevented from jumping out of the limiting groove 9 and losing efficacy in bumping.
The mounting base 3 is provided with two fixing plates 40 which are parallel up and down, the bump limiting piece 6 is provided with a vertical through hole 61 in a penetrating way, the two fixing plates 40 are symmetrically provided with second through holes (not shown), and the second bolt 20 sequentially penetrates through one second through hole (not shown), the vertical through hole 61 and the other second through hole (not shown) and then is locked by the second nut 30; the vertical distance between the two fixing plates 40 minus the vertical thickness of the bumping limiting part 6 is equal to the maximum height of the bumping limiting part 6 in up-and-down sliding, and when the bumping limiting part 6 is at the lowest position, the bottom surface of the bumping limiting part 6 is attached to the top surface of the connecting rod 1. In specific implementation, the vertical sliding amplitude of the bump limiting part 6 is ensured by subtracting the vertical thickness of the bump limiting part 6 from the distance between the two fixing plates 40, and the bump amplitude can be calculated in advance when the device is used, for example, 1 cm.
An operating handle 62 is further convexly arranged on one side of the bump limiting piece 6, and the bump limiting piece 6 is conveniently rotated through the operating handle 62, so that the operation is simpler.
The specific implementation way is as follows: the first connecting plate 2 penetrates through a connecting hole 21 and a mounting hole in a butt joint part of the large material rack 4 through a bolt 10, at least one connecting through hole (not shown) is formed in the mounting plate 33, a corresponding connecting through hole (not shown) is formed in the other large material rack 4, then the connecting through hole is penetrated through a bolt and then the bolt is locked through a nut, and then the bumping limiting part 6 is installed in the limiting groove 9, so that the material can be dragged, after transportation is completed, the bolt 10 can be pulled out, the bumping limiting part 6 rotates out of the limiting groove 9, finally the connecting rod 1 is rotated upwards to be vertical and attached to the material rack, and therefore workers are prevented from stumbling.
Although specific embodiments of the present invention have been described, it will be understood by those skilled in the art that the specific embodiments described are illustrative only and are not limiting upon the scope of the invention, and that equivalent modifications and variations can be made by those skilled in the art without departing from the spirit of the invention, which is to be limited only by the claims appended hereto.
Claims (10)
1. The utility model provides a dragging coupling mechanism between high strength, removable big material frame which characterized in that: the device comprises at least two connecting rods, a first connecting plate and a mounting seat, wherein the first connecting plate is used for connecting one large material rack; the number of the mounting seats is the same as that of the connecting rods; each mounting seat is provided with a rotating shaft;
A connecting hole is formed in the first connecting plate in a penetrating manner;
One end of each connecting rod is fixedly connected to the first connecting plate respectively; and the other end of each connecting rod is connected with the rotating shaft of one mounting seat in a one-to-one correspondence manner.
2. A high strength, replaceable large inter-carrier drag connection as claimed in claim 1 wherein: each mounting seat also comprises a U-shaped fixing seat and a mounting plate; the rotating shaft can be rotatably connected with the U-shaped fixed seat; the mounting plate is vertically connected to one end face of the bottom plate of the U-shaped fixing seat.
3. a high strength, replaceable large inter-carrier drag connection as claimed in claim 2 wherein: each rotating shaft is a first bolt, each mounting seat further comprises a first nut, and two side plates of each U-shaped fixing seat symmetrically penetrate through a first through hole; the first bolt firstly passes through the two first through holes and then is locked into the first nut.
4. A high strength, replaceable large inter-carrier drag connection as claimed in claim 2 wherein: every the mount pad still includes a support limiting plate, support limiting plate perpendicular and fixed connection in two curb plates of U type fixing base, just support the limiting plate and be located the below of connecting rod, simultaneously support the limiting plate and limit the extreme lower position of connecting rod at horizontal position.
5. a high strength, replaceable large inter-carrier drag connection as claimed in claim 1 wherein: the number of connecting rods is two, and two connecting rods are arranged symmetrically.
6. A high strength, replaceable large inter-carrier drag connection as claimed in claim 5 wherein: each connecting rod comprises an inclined rod part and a straight rod part which are connected with each other, and the inclined rod parts of the two connecting rods are fixedly connected and then connected to the first connecting plate; the straight rod part of each connecting rod is vertically connected with the rotating shaft of one mounting seat.
7. A high strength, replaceable large inter-carrier drag connection as claimed in claim 1 wherein: the device also comprises a bump limiting part, wherein the bump limiting part can rotate and is connected with one of the mounting seats in a vertically sliding manner, and a first limiting part and a second limiting part which can rotate are further arranged on the connecting rod connected with the mounting seat and are vertical to the connecting rod; when the second limiting part rotates to a vertical state, a limiting groove is formed between the first limiting part and the second limiting part, and the limiting groove is matched with the bumping limiting part.
8. A high strength, replaceable large interbay drag connection according to claim 7, wherein: the first limiting piece is vertically arranged on one side of the connecting rod; the other side of the connecting rod is provided with a screw hole; the second limiting part comprises a screw and an operation limiting rod, one end of the screw is vertically and fixedly connected with the operation limiting rod, and the screw is locked into the screw hole; the height of the first limiting part and the height of the operation limiting rod protruding out of the upper end face of the connecting rod are larger than the maximum height of the bump limiting part in up-and-down sliding.
9. A high strength, replaceable large interbay drag connection according to claim 7, wherein: the mounting base is provided with two fixing plates which are parallel up and down, the bumping limiting part penetrates through a vertical through hole, the two fixing plates are symmetrically provided with second through holes, and the second bolt sequentially penetrates through one second through hole, the vertical through hole and the other second through hole and then is locked by the second nut; and when the bumping limiting part is at the lowest position, the bottom surface of the bumping limiting part is attached to the top surface of the connecting rod.
10. A high strength, replaceable large interbay drag connection according to claim 9, wherein: an operating handle is also convexly arranged on one side of the bumping limiting part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822208559.XU CN209789123U (en) | 2018-12-26 | 2018-12-26 | High-strength, removable and replaceable dragging connecting mechanism between large material racks |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822208559.XU CN209789123U (en) | 2018-12-26 | 2018-12-26 | High-strength, removable and replaceable dragging connecting mechanism between large material racks |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209789123U true CN209789123U (en) | 2019-12-17 |
Family
ID=68818763
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822208559.XU Expired - Fee Related CN209789123U (en) | 2018-12-26 | 2018-12-26 | High-strength, removable and replaceable dragging connecting mechanism between large material racks |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209789123U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113040513A (en) * | 2021-03-31 | 2021-06-29 | 江西锐胜台球制造有限公司 | Bolt device capable of locking and contracting |
-
2018
- 2018-12-26 CN CN201822208559.XU patent/CN209789123U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113040513A (en) * | 2021-03-31 | 2021-06-29 | 江西锐胜台球制造有限公司 | Bolt device capable of locking and contracting |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN205114899U (en) | Multi -functional haulage equipment of transformer substation that tong " pan " lifted by crane is hung to longitudinal wall swing adjustable, adoption magnetism | |
| CN209789123U (en) | High-strength, removable and replaceable dragging connecting mechanism between large material racks | |
| CN201923772U (en) | Hoisting device for track slab | |
| CN205170235U (en) | Multi -functional haulage equipment of transformer substation that tong " pan " lifted by crane is hung to frame lockable, adoption magnetism | |
| CN105197819A (en) | Multifunctional carrying equipment capable of locking frame, adopting magnetic hanging loops for hoisting and applied to transformer substation | |
| CN212509791U (en) | Sliding support device for thermal pipeline construction | |
| CN105217487A (en) | Trailing arm swings substation's multi-functional carrying equipment that is adjustable, that adopt suspension hook lifting | |
| CN205114895U (en) | Frame lockable, lift by crane multi -functional haulage equipment of transformer substation of angularly adjustable | |
| CN106012861B (en) | The construction method of the mounting and positioning device of Wavelike steel webplate and the Wavelike steel webplate | |
| CN105384114A (en) | Transformer substation multifunctional carrying device hoisted through lifting hook | |
| CN205618093U (en) | Soil sampling restores multi -purpose rear portion bracket structure of integrative rig | |
| CN205087867U (en) | Multi -functional haulage equipment of transformer substation that adoption lifting hook lifted by crane | |
| CN110526126A (en) | Adjustable spacing electrical cabinet lifting frame and its handling method | |
| CN216006623U (en) | Bridge bracket overhauls hanging flower basket | |
| CN105197812A (en) | Multifunctional carrying equipment adopting magnetic hanging loops for hoisting and applied to transformer substation | |
| CN105197818A (en) | Multifunctional carrying equipment capable of locking frame, adopting lifting hooks for hoisting and applied to transformer substation | |
| CN111009849B (en) | A operation support for insulator is changed | |
| CN215439387U (en) | Positioning device for mounting urban gas pipeline | |
| CN202296720U (en) | Car frame for economical passenger lift | |
| CN102029257A (en) | Vibrating screen | |
| CN205061426U (en) | Adopt magnetism to hang multi -functional haulage equipment of transformer substation that tong " pan " lifted by crane | |
| CN205076724U (en) | Multi -functional haulage equipment of transformer substation that frame lockable, adoption lifting hook lifted by crane | |
| CN205087827U (en) | Multi -functional haulage equipment of transformer substation that longitudinal wall swing adjustable, adoption lifting hook lifted by crane | |
| CN211691351U (en) | Building installation scaffold | |
| CN108100003B (en) | Rim packing ring recovery vehicle |
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: 20191217 Termination date: 20211226 |