CN214778568U - Dumbbell pin limiting device for matching conveyor of chain traction coal mining machine - Google Patents
Dumbbell pin limiting device for matching conveyor of chain traction coal mining machine Download PDFInfo
- Publication number
- CN214778568U CN214778568U CN202120371449.4U CN202120371449U CN214778568U CN 214778568 U CN214778568 U CN 214778568U CN 202120371449 U CN202120371449 U CN 202120371449U CN 214778568 U CN214778568 U CN 214778568U
- Authority
- CN
- China
- Prior art keywords
- plate
- connecting plate
- dumbbell pin
- baffle
- rib 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.)
- Active
Links
Images
Abstract
The utility model belongs to the technical field of the colliery is the working face is fully mechanized and is equipped the field, and specifically speaking is a dumbbell pin stop device for supporting conveyer of chain haulage shearer, including connecting plate, baffle, deep floor, gusset, the connecting plate lower part is the boss structure, is equipped with the recess on the boss, and the lower part left end is equipped with the step, be equipped with the step through-hole on the connecting plate, baffle lower extreme left side is equipped with the boss, and this dumbbell pin stop device is applied to the chain and pulls supporting conveyer trough balladeur train side dumbbell pin's of shearer spacing, has replaced traditional fixture block structure, plays the effect of restriction dumbbell displacement, and the installation is dismantled simply simultaneously, easily observes, does not receive the crooked influence in conveyer middle part groove, has improved the maintenance efficiency of equipment.
Description
Technical Field
The utility model belongs to the technical field of the colliery is the working face is fully mechanized and is equipped, specifically speaking is a dumbbell pin stop device that is used for chain haulage shearer supporting conveyer.
Background
In the underground coal mine, dumbbell pins are mostly adopted for connection among grooves in the middle of a working face conveyor, and the dumbbell pins are usually limited by clamping blocks. In the working face of the thin coal seam, in order to meet the requirement of high-efficiency mining of the thin coal seam, a chain haulage shearer is selected for mining, and a haulage chain runs in a sliding frame of a conveyor to drive the shearer to run to and fro to cut coal. The conveyer balladeur train is arranged at middle part groove baffle or shovel board side, causes the balladeur train side middle part groove inter-tank hookup dumbbell round pin installation space narrow and small, and the spacing dismouting that is difficult for of traditional fixture block, and the fixture block is difficult to observe, especially when the conveyer has the bending section, the fixture block between the bending section middle part groove receives ledge pulling force effect difficult in order to pull down, dumbbell round pin dismouting difficulty, influences the normal inspection and the maintenance of equipment, has reduced the production efficiency of working face equipment.
Disclosure of Invention
An object of the utility model is to provide a dumbbell pin stop device for supporting conveyer of chain haulage coal-winning machine to solve the problem of observing, dismouting difficulty etc. influence normal inspection and the maintenance of equipment at the supporting conveyer middle part groove balladeur train side hookup dumbbell pin spacing fixture block of chain haulage coal-winning machine.
The utility model provides a technical scheme that its technical problem adopted is: the dumbbell pin limiting device for the matching conveyor of the chain haulage shearer comprises a connecting plate 11, a baffle 12, a reinforcing rib plate 13 and a rib plate 14, wherein the lower part of the connecting plate 11 is of a boss structure, a groove a is formed in the boss, a step b is arranged at the left end of the lower part of the connecting plate 11, a step through hole c is formed in the connecting plate 11, and a boss d is arranged on the left side of the lower end of the baffle 12.
The dumbbell pin limiting device for the matching conveyor of the chain haulage shearer comprises a limiting device 1, wherein the limiting device 1 is installed between a conveying trough ledge 23 and a conveying trough sliding frame 21, T-shaped grooves are respectively formed in a left rib plate 231 and a right rib plate 232 of the conveying trough ledge 23, a connecting bolt 4 sequentially penetrates through the T-shaped grooves in the left rib plate 231 and the right rib plate 232 and a step through hole c in a connecting plate 11, the limiting device 1 is fixed to the conveying trough ledge 23 through a nut 5 and a gasket 6 in a matched mode, a step b is in lap joint with one end of the conveying trough ledge plate 22, a groove a is installed in a matched mode with the left rib plate 231 and the right rib plate 232 of the conveying trough ledge 23, a boss d on the left side of the lower end of a baffle 12 can avoid the left rib plate 231 and the right rib plate 232 of the conveying trough ledge 23 to block a large head on the left side of a dumbbell pin 3, and the right side of the baffle 12 can block the middle portion of the dumbbell pin 3.
The dumbbell pin limiting device for the matching conveyor of the chain haulage shearer is of a welded structure, one side of a connecting plate 11 is welded with a baffle 12, the other side of the connecting plate is welded with a rib plate 14, and a reinforcing rib plate 13 is welded between the baffle 12 and the rib plate 14.
The material of the connecting plate 11 is a high-strength wear-resisting plate.
The utility model has the advantages that: this dumbbell pin stop device is applied to the supporting conveyer trough balladeur train side dumbbell pin of chain haulage coal-winning machine spacing, has replaced traditional fixture block structure, plays the effect of restriction dumbbell displacement, and the installation is dismantled simply simultaneously, easily observes, does not receive the crooked influence in conveyer middle part groove, has improved the maintenance efficiency of equipment.
Drawings
The drawings that constitute the present invention are intended to provide a further understanding of the invention, and the illustrative embodiments and descriptions thereof are intended to explain the invention without constituting an undue limitation on the invention. In the drawings:
FIG. 1 is a first structural diagram of a dumbbell pin limiting device for a matching conveyor of a chain haulage shearer;
FIG. 2 is a second structure diagram of a dumbbell pin limiting device for a matching conveyor of a chain haulage shearer;
FIG. 3 is an installation view of a dumbbell pin limiting device for a matching conveyor of a chain shearer loader;
FIG. 4 is a partial cross-sectional view of an installed dumbbell pin stop for a matched conveyor of a chain shearer loader;
in the figure: 1. the chain traction coal mining machine comprises a limiting device, 11 parts of a connecting plate, 12 parts of a baffle, 13 parts of a reinforcing rib plate, 14 parts of a rib plate, 2 parts of a conveying groove of a chain traction coal mining machine, 21 parts of a conveying groove sliding frame, 22 parts of a conveying groove sliding track plate, 23 parts of a conveying groove ledge, 231 parts of a left rib plate, 232 parts of a right rib plate, 3 parts of a dumbbell pin, 4 parts of a connecting bolt, 5 parts of a nut, 6 parts of a gasket, a part of a groove, b parts of a step, c parts of a step through hole and d parts of a boss.
The specific implementation mode is as follows:
in the following, the technical solutions in the embodiments of the present invention are described in a complete and clear manner with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, but not all embodiments.
The utility model provides a dumbbell pin stop device for supporting conveyer of chain haulage coal-winning machine, as shown in figure 1 and figure 3, include: the connecting plate comprises a connecting plate 11, a baffle plate 12, a reinforcing rib plate 13 and a rib plate 14, wherein the lower part of the connecting plate 11 is of a boss structure, a groove a is formed in the boss, a step b is arranged at the left end of the lower part of the connecting plate 11, and a boss d is arranged at the left side of the lower end of the baffle plate 12.
As can be seen from the drawings 1, 3 and 4, the limiting device 1 is arranged between the conveying trough ledge 23 and the conveying trough sliding frame 21, T-shaped grooves are respectively arranged on the left rib plate 231 and the right rib plate 232 of the conveying trough ledge 23, the connecting bolt 4 sequentially passes through the T-shaped grooves on the left rib plate 231 and the right rib plate 232 and the step through hole c on the connecting plate 11, and the limiting device 1 is fixed on the conveying trough ledge 23 by matching with the nut 5 and the gasket 6
As shown in fig. 1, a boss structure is arranged below the connecting plate 11, and the boss is provided with a groove a matched with the left rib plate 231 and the right rib plate 232 of the conveying chute ledge 23, so that when the dumbbell pin limiting device 1 is installed on the conveying chute 2 of the chain haulage shearer, the groove a can be clamped on the left rib plate 231 and the right rib plate 232 to serve as the horizontal direction positioning of the dumbbell pin limiting device 1 on the conveying chute 2 of the chain haulage shearer.
As shown in fig. 1, a baffle plate 12 is welded to one side of a coupling plate 11, a rib plate 14 is welded to the other side of the coupling plate, and a reinforcing rib plate 13 is welded between the baffle plate 12 and the rib plate 14.
As can be seen from fig. 1 and 4, a step b is provided under the left end of the connecting plate 11 to overlap with one side of the chute plate 22.
As can be seen from fig. 1 and 4, the left side of the lower end of the baffle 12 is provided with a boss d, the boss d can avoid the left rib 231 and the right rib 232 of the ledge 23 of the conveying groove, so as to block the large head part on the left side of the dumbbell pin 3, and the right side of the baffle 12 can block the middle part of the dumbbell pin 3, so as to limit the dumbbell pin 3.
As can be seen from fig. 2, 3 and 4, the connecting plate 11 is provided with a step through hole c, and when the limiting device 1 is installed on the conveying trough 2 of the chain haulage shearer, the connecting bolt 4, the nut 5 and the washer 6 are completely arranged in a large hole at the upper part of the step through hole c and are not higher than the upper surface of the connecting plate 11, so that the operation of the shearer passing above is not influenced.
When the limiting device 1 needs to be disassembled, the dumbbell limiting device 1 can be vertically and upwards taken out by loosening and moving out the nut 5 and the washer 6.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (4)
1. The utility model provides a dumbbell pin stop device that is used for supporting conveyer of chain haulage coal-winning machine which characterized in that: the connecting plate comprises a connecting plate (11), a baffle (12), reinforcing rib plates (13) and rib plates (14), wherein the lower part of the connecting plate (11) is of a boss structure, a groove (a) is formed in the boss, a step (b) is arranged at the left end of the lower part of the connecting plate, a step through hole (c) is formed in the connecting plate (11), and a boss (d) is arranged on the left side of the lower end of the baffle (12).
2. The dumbbell pin limiting device for the matching conveyor of the chain haulage shearer according to claim 1, is characterized in that: the limiting device (1) is arranged between the conveying trough ledge (23) and the conveying trough sliding frame (21), T-shaped grooves are respectively arranged on a left rib plate (231) and a right rib plate (232) of the conveying trough ledge (23), the connecting bolt (4) sequentially penetrates through the T-shaped grooves on the left rib plate (231) and the right rib plate (232) and the step through hole (c) on the connecting plate (11) to be matched with the nut (5), the limiting device (1) is fixed to the conveying groove ledge (23) through the gasket (6), the step (b) is in lap joint with one end of the conveying groove chute plate (22), the groove (a) is matched and installed with the left rib plate (231) and the right rib plate (232) of the conveying groove ledge (23), the boss (d) at the lower end of the baffle (12) can be arranged to be capable of avoiding the left rib plate (231) and the right rib plate (232) of the conveying groove ledge (23) to block the left large head of the dumbbell pin (3), and the middle part of the dumbbell pin (3) can be blocked on the right side of the lower end of the baffle (12).
3. The dumbbell pin limiting device for the matching conveyor of the chain haulage shearer according to claim 1, is characterized in that: the device is of a welding structure, one side of a connecting plate (11) is welded with a baffle plate (12), the other side of the connecting plate is welded with a rib plate (14), and a reinforcing rib plate (13) is welded between the baffle plate (12) and the rib plate (14).
4. The dumbbell pin limiting device for the matching conveyor of the chain haulage shearer according to claim 1 or 3, is characterized in that: the material of the connecting plate (11) is a high-strength wear-resisting plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120371449.4U CN214778568U (en) | 2021-02-17 | 2021-02-17 | Dumbbell pin limiting device for matching conveyor of chain traction coal mining machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120371449.4U CN214778568U (en) | 2021-02-17 | 2021-02-17 | Dumbbell pin limiting device for matching conveyor of chain traction coal mining machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214778568U true CN214778568U (en) | 2021-11-19 |
Family
ID=78753304
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120371449.4U Active CN214778568U (en) | 2021-02-17 | 2021-02-17 | Dumbbell pin limiting device for matching conveyor of chain traction coal mining machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214778568U (en) |
-
2021
- 2021-02-17 CN CN202120371449.4U patent/CN214778568U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101387201A (en) | Conveyor pan with improved edge shaping | |
| CN214778568U (en) | Dumbbell pin limiting device for matching conveyor of chain traction coal mining machine | |
| CN212596306U (en) | Split frame connecting structure of crusher | |
| CN201599055U (en) | Underground coal loading and conveying combined device | |
| CN202967338U (en) | Scraper conveyer middle groove with groove ledge in steel plate installed and welded structure | |
| CN201068800Y (en) | Drag-flight conveyer | |
| CN201087012Y (en) | Support scratch board used for conveying equipment on coal mine working surface | |
| CN209439852U (en) | A kind of attached plate chain and scraper plate chip cleaner transportation system | |
| CN2184672Y (en) | Integrate casting and welding coal conveyor chute for scraper conveyor | |
| CN204399977U (en) | The middle pan of scraper conveyor | |
| CN212981399U (en) | Middle plate angle-adjustable driving frame for coal plough or chain traction coal mining machine | |
| CN209011175U (en) | A kind of assembled mine loader scraper bowl | |
| CN204264841U (en) | A kind of lightweight slat conveyer | |
| CN204211024U (en) | A kind of large bearing capacity conveyer | |
| CN219261155U (en) | Mining machine bucket | |
| CN202628174U (en) | Multifunctional thrust mechanism for scraper conveyor | |
| CN101362552A (en) | Support scratch board for conveying equipment of coal mine work area | |
| CN217894015U (en) | Baffle liftable formula blowpit for crossheading in pit | |
| CN201761896U (en) | Scraper conveyer and pulling mechanism thereof | |
| CN110130914A (en) | A kind of preceding shield body of coal mine light section shield excavation machine | |
| CN215804626U (en) | Cantilever girder for heavy-load anchor rod support | |
| CN104389248B (en) | A kind of device for excavating track railway ballast | |
| CN210504321U (en) | Chain winding device of mining scraper conveyor | |
| CN101885414A (en) | Scraper conveyor and pulling and moving mechanism thereof | |
| CN213711047U (en) | Dust-free splitter for limestone mine exploitation |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |