CN217976271U - Connecting piece for push rod of thin coal seam hydraulic support - Google Patents
Connecting piece for push rod of thin coal seam hydraulic support Download PDFInfo
- Publication number
- CN217976271U CN217976271U CN202222326714.4U CN202222326714U CN217976271U CN 217976271 U CN217976271 U CN 217976271U CN 202222326714 U CN202222326714 U CN 202222326714U CN 217976271 U CN217976271 U CN 217976271U
- Authority
- CN
- China
- Prior art keywords
- pin
- push rod
- coal seam
- connector
- thin coal
- 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
Landscapes
- Connection Of Plates (AREA)
Abstract
The utility model discloses a connecting piece for a push rod of a hydraulic support of a thin coal seam, belonging to the technical field of coal mining equipment; the connector comprises a connector body, wherein the connector body is formed by fixedly connecting a connector and a baffle seat together; the connector is of an inclined structure and is connected between double lugs of the double-lug scraper conveyor through a transverse shaft hole transversely arranged on the front end part of the connector and a transverse pin penetrating through the transverse shaft hole; the vertical section of the baffle seat is of a U-shaped structure with a right opening, and is connected with the thin coal seam plate type push rod through a vertical shaft hole vertically arranged on the upper end and the lower end of the baffle seat and a vertical pin penetrating through the vertical shaft hole. The utility model discloses a connector and horizontal pin connection ears scraper conveyor to and the ears through U type structure keep off the seat and erect the board-like push rod of pin connection thin coal seam hydraulic support, and set up the axial positioning component on horizontal pin and perpendicular pin, thereby realize the effect that connecting piece and thin coal seam hydraulic support board-like push rod and ears scraper conveyor are connected.
Description
Technical Field
The utility model relates to a connection structure of hydraulic support and scraper conveyor, concretely relates to connecting piece for thin seam hydraulic support push rod belongs to coal mining equipment technical field.
Background
The connector of the traditional hydraulic support is characterized in that one side of the connector is connected with a scraper conveyor, the other side of the connector is connected with a box-type push rod, the height space of the box-type push rod is large, and the connecting part of the connector and the box-type push rod is generally a single lug. If the utility model patent of grant publication No. CN202194673U, name are a fixed knot constructs is connected to hydraulic support connector to and the utility model patent of grant publication No. CN215486152U, name are a scraper conveyor and colliery hydraulic support push rod coupling assembling, its connector is the monaural with the junction site of hydraulic support push rod, and through the inside of round pin hub connection at the hydraulic support push rod.
However, aiming at the exploitation of the thin coal seam and along with the application of the plate type push rod of the thin coal seam hydraulic support, the single-lug structure of the connecting part of the connector and the box type push rod cannot meet the technical requirements, the connecting part is easy to break, and the normal exploitation and use of the equipment are influenced.
Therefore, a connecting assembly for a plate type push rod of a hydraulic support of a thin coal seam and a double-lug scraper conveyor needs to be designed to adapt to equipment application in different scenes in the existing coal mine.
SUMMERY OF THE UTILITY MODEL
The utility model aims at: the connecting piece for the thin coal seam hydraulic support push rod overcomes the defects in the prior art, the double-lug scraper conveyer is connected through the connector and the transverse pin, the double-lug baffle seat and the vertical pin of the U-shaped structure are connected with the thin coal seam hydraulic support plate type push rod, and the transverse pin and the vertical pin are provided with the axial positioning components, so that the connecting piece is connected with the thin coal seam hydraulic support plate type push rod and the double-lug scraper conveyer.
In order to achieve the above purpose, the utility model adopts the following technical scheme: a connecting piece for a push rod of a hydraulic support of a thin coal seam comprises a connecting head body, wherein the connecting head body is formed by fixedly connecting a connecting head and a baffle seat together; the connector is of an inclined structure and is connected between two lugs of the double-lug scraper conveyor through a transverse shaft hole transversely arranged on the front end part of the connector and a transverse pin penetrating through the transverse shaft hole; the vertical section of the blocking seat is of a U-shaped structure with a rightward opening, the thin coal seam plate type push rod is located inside the U-shaped structure, and the blocking seat is connected with the thin coal seam plate type push rod through a vertical shaft hole vertically arranged on the upper end and the lower end of the blocking seat and a vertical pin penetrating through the vertical shaft hole.
One end of the transverse pin is provided with a shaft diameter step, the other end of the transverse pin is sleeved with a blocking sleeve, and pin holes are correspondingly arranged in the radial directions of the blocking sleeve and the transverse pin and connected with the split pins; the surface contact axial positioning of the connector between the two lugs of the double-lug scraper conveyor is realized through the shaft diameter step of the transverse pin and the blocking sleeve.
One end of the vertical pin penetrates through the U-shaped structure of the blocking seat and the thin coal seam plate type push rod located in the U-shaped structure, the other end of the vertical pin is radially provided with a pin hole and connected with a positioning pin shaft, and the positioning pin shaft is axially positioned through the U-shaped pin and the D-shaped pin.
The connector and the baffle seat are fixedly connected together in a welding mode.
The inner side of the U-shaped structure of the baffle seat is provided with a hole wall with a semicircular section.
The centers of the transverse shaft hole and the semicircular section hole wall are both positioned on the symmetrical center line of the front end face and the rear end face of the connector.
The utility model has the advantages that:
1) The utility model discloses a connector and horizontal pin junction ears scraper conveyor to and the ears through U type structure keep off the seat and erect the board-like push rod of pin junction thin coal seam hydraulic support, thereby realize the effect that connecting piece and thin coal seam hydraulic support board-like push rod and ears scraper conveyor are connected.
2) The utility model discloses in through the diameter of axle step and the spacer sleeve that set up on the horizontal pin realize the connector at the face contact axial positioning between ears of ears scraper conveyor, not only make simple structure, the easy dismounting of connector, and can improve the connection steadiness of connector and ears scraper conveyor.
3) The utility model discloses in through the U type structure that sets up on the perpendicular round pin and insert U type round pin, with the board-like push rod location connection of thin coal seam in the ears fender seat of U type structure, realized promptly and be connected with the board-like push rod of thin coal seam, the ears of U type structure keep off the seat and have still protected the board-like push rod of thin coal seam difficult damage or fracture, the exploitation in the thin wall coal seam of being convenient for simultaneously.
Drawings
Fig. 1 is a schematic view of an assembly structure of the present invention;
fig. 2 is a front view of the structure of the present invention;
fig. 3 is a top view of the structure of the present invention.
In the figure, 1-connecting head body, 101-connecting head, 102-baffle seat, 103-horizontal shaft hole, 104-vertical shaft hole, 105-semicircular section hole wall, 2-double-lug scraper conveyor, 3-thin coal seam plate type push rod, 4-horizontal pin, 5-vertical pin, 6-baffle sleeve, 7-split pin, 8-positioning pin shaft, 9-U-shaped pin and 10-D-shaped pin.
Detailed Description
The invention is further explained below with reference to the drawings and the embodiments.
The embodiment is as follows: as shown in fig. 1-3, the utility model provides a connecting piece for a push rod of a hydraulic support for a thin coal seam, which comprises a connecting head body 1, wherein the connecting head body 1 is formed by fixedly connecting a connecting head 101 and a baffle seat 102 together in a welding manner; the connecting head 101 is of an inclined structure, a transverse shaft hole 103 is transversely formed in the front end portion of the connecting head, a transverse pin 4 penetrates through the transverse shaft hole 103, and the connecting head 101 is connected between two lugs of the double-lug scraper conveyor 2 through the transverse shaft hole 103 and the transverse pin 4; the vertical section of the baffle seat 102 is of a U-shaped structure with a rightward opening, a vertical shaft hole 104 is vertically formed in the upper end portion and the lower end portion of the U-shaped structure, a vertical pin 5 penetrates through the vertical shaft hole 104, the thin coal seam plate type push rod 3 is located inside the U-shaped structure, and the baffle seat 102 is connected with the thin coal seam plate type push rod 3 through the vertical shaft hole 104 and the vertical pin 5.
One end of the transverse pin 4 is provided with a shaft diameter step, the other end of the transverse pin 4 is sleeved with a blocking sleeve 6, the blocking sleeve 6 and the transverse pin 4 are respectively provided with a pin hole in the radial direction correspondingly, and a cotter pin 7 is inserted into the pin hole; the axial positioning of the connecting head 101 between the two lugs of the double-lug scraper conveyor 2 is realized through the axial diameter step of the transverse pin 4 and the blocking sleeve 6.
One end of the vertical pin 5 penetrates through the U-shaped structure of the baffle seat 102 and the thin coal bed plate type push rod 3 positioned in the U-shaped structure, the other end of the vertical pin is radially provided with a pin hole, a positioning pin shaft 8 is inserted into the pin hole, and the positioning pin shaft 8 is axially positioned through a U-shaped pin 9 and a D-shaped pin 10.
The inner side of the U-shaped structure of the baffle seat 102 is provided with a semicircular section hole wall 105; the centers of the transverse shaft hole 103 and the semicircular section hole wall 105 are both positioned on the symmetrical center line of the front end surface and the rear end surface of the connector 101.
The utility model discloses a connector and horizontal pin junction ears scraper conveyor to and the ears through U type structure keep off the seat and erect the board-like push rod of pin junction thin coal seam hydraulic support, thereby realize the effect that connecting piece and thin coal seam hydraulic support board-like push rod and ears scraper conveyor are connected.
The above description is only used for illustrating the technical solutions of the present invention and not for limiting the same, and other modifications or equivalent replacements made by the technical solutions of the present invention by those of ordinary skill in the art should be covered in the scope of the claims of the present invention as long as they do not depart from the spirit and scope of the technical solutions of the present invention.
Claims (6)
1. The utility model provides a connecting piece for thin coal seam hydraulic support push rod which characterized in that: the connector comprises a connector body (1), wherein the connector body (1) is formed by fixedly connecting a connector (101) and a baffle seat (102) together; the connecting head (101) is of an inclined structure and is connected between double lugs of the double-lug scraper conveyor (2) through a transverse shaft hole (103) transversely arranged on the front end part of the connecting head and a transverse pin (4) penetrating through the transverse shaft hole (103); the vertical section of the blocking seat (102) is of a U-shaped structure with a right opening, the thin coal seam plate type push rod (3) is located inside the U-shaped structure, and the blocking seat (102) is connected with the thin coal seam plate type push rod (3) through a vertical shaft hole (104) vertically formed in the upper end portion and the lower end portion of the blocking seat and a vertical pin (5) penetrating through the vertical shaft hole (104).
2. The connecting piece for the push rod of the hydraulic support for the thin coal seam according to claim 1, wherein: one end of the transverse pin (4) is provided with a shaft diameter step, the other end of the transverse pin is sleeved with a blocking sleeve (6), and pin holes are correspondingly arranged in the radial directions of the blocking sleeve (6) and the transverse pin (4) and connected with the split pin (7); the axial positioning of the connector (101) in the surface contact between the two lugs of the double-lug scraper conveyor (2) is realized through the axial diameter step of the transverse pin (4) and the blocking sleeve (6).
3. The connecting piece for the push rod of the hydraulic support for the thin coal seam according to claim 1, wherein: one end of the vertical pin (5) penetrates through the U-shaped structure of the baffle seat (102) and the thin coal seam plate type push rod (3) located in the U-shaped structure, a pin hole is radially formed in the other end of the vertical pin, the vertical pin is connected with a positioning pin shaft (8), and the positioning pin shaft (8) is axially positioned through a U-shaped pin (9) and a D-shaped pin (10).
4. The connecting piece for the push rod of the hydraulic support for the thin coal seam as claimed in claim 1, wherein: the connector (101) and the baffle seat (102) are fixedly connected together in a welding mode.
5. The connecting piece for the push rod of the hydraulic support for the thin coal seam as claimed in claim 1, wherein: the inner side of the U-shaped structure of the baffle seat (102) is provided with a semicircular section hole wall (105).
6. The connecting piece for the push rod of the hydraulic support for the thin coal seam according to claim 1, wherein: the hole centers of the transverse shaft hole (103) and the semicircular section hole wall (105) are both positioned on the symmetrical center line of the front end face and the rear end face of the connector (101).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222326714.4U CN217976271U (en) | 2022-09-02 | 2022-09-02 | Connecting piece for push rod of thin coal seam hydraulic support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222326714.4U CN217976271U (en) | 2022-09-02 | 2022-09-02 | Connecting piece for push rod of thin coal seam hydraulic support |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217976271U true CN217976271U (en) | 2022-12-06 |
Family
ID=84262950
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222326714.4U Active CN217976271U (en) | 2022-09-02 | 2022-09-02 | Connecting piece for push rod of thin coal seam hydraulic support |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217976271U (en) |
-
2022
- 2022-09-02 CN CN202222326714.4U patent/CN217976271U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN217976271U (en) | Connecting piece for push rod of thin coal seam hydraulic support | |
| CN211494066U (en) | Hard connecting device for mining flat car | |
| CN217374502U (en) | Automatic traction connector for mining locomotive | |
| CN201391521Y (en) | Anti-vast pin | |
| CN205531440U (en) | Standardized automatic truss steel pipe lift post that docks | |
| CN202990907U (en) | Easily-disassembled blade drill rod | |
| CN219655051U (en) | TBM pin shaft connection structure for coal mine | |
| CN2893126Y (en) | Reinforced drill rod | |
| CN102374921A (en) | Intrinsic safety type pressure sensor for mine | |
| CN202743262U (en) | Striking block | |
| CN2598799Y (en) | Tipping bin type miner's truck having new type joining device | |
| CN217602692U (en) | Hydraulic support shields roof beam rear portion waste rock blocking device | |
| CN112253395A (en) | Split type connecting flange and using method thereof | |
| CN220268300U (en) | Split hanging ring of shock absorber | |
| CN214247909U (en) | Universal pipe joint structure | |
| CN2263195Y (en) | Cross key flanged drilling rod joint | |
| CN218815908U (en) | Protective tube of automobile trunk lifter | |
| CN205714000U (en) | Raise boring machine cutterhead casing and pull bar card keyed attachment structure | |
| CN218407539U (en) | Self-locking safety protection device for operating mechanism of mining equipment | |
| CN201914027U (en) | Rear axle housing for lightweight car | |
| CN220791282U (en) | Anchor rod convenient to connect and connecting sleeve structure thereof | |
| CN213900765U (en) | Installation structure of mast steel cable of movable lighting lighthouse | |
| CN213907387U (en) | Traction structure and scraper comprising same | |
| CN102392533A (en) | Steel pipe scaffold connecting piece | |
| CN202248846U (en) | Steel pipe scaffold connecting piece |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |