CN214788861U - Chain tensioner - Google Patents
Chain tensioner Download PDFInfo
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- CN214788861U CN214788861U CN202120468827.0U CN202120468827U CN214788861U CN 214788861 U CN214788861 U CN 214788861U CN 202120468827 U CN202120468827 U CN 202120468827U CN 214788861 U CN214788861 U CN 214788861U
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- back plate
- adjusting nut
- gear set
- transverse
- tensioning mechanism
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Abstract
The utility model provides a chain tensioner, which comprises a back plate, a transverse tensioning mechanism and a vertical tensioning mechanism; one end of the back plate is provided with a shaft hole, and a first duplicate gear set is fixedly installed through the shaft hole; the other end of the back plate is provided with a transverse groove, and a second duplicate gear set capable of being transversely adjusted is assembled through the transverse groove; the inner side chain wheel of the first duplex gear set and the inner side chain wheel of the second duplex gear set are used for sleeving and mounting a transverse conveying chain; an outer side chain wheel of the first duplex gear set and an outer side chain wheel of the second duplex gear set are respectively used for sleeving and mounting a vertical conveying chain; the transverse tensioning mechanism comprises a bending piece, a screw rod, a first adjusting nut, a second adjusting nut and a fixing block which is connected to the front face of the back plate and is positioned on one side of the transverse groove; the vertical tensioning mechanism is connected to the bottom of the back plate. The utility model discloses can realize the tensioning of horizontal conveying chain and vertical conveying chain three conveying chains altogether simultaneously.
Description
Technical Field
The utility model relates to a tensioning ware for chain drive can the wide application in the aspect of storage logistics equipment or conveying equipment.
Background
In some logistics conveying equipment, a transverse conveying chain and a vertical conveying chain are simultaneously arranged in the equipment; conveyor chains inevitably come loose during long-term use, and suitable chain tensioners are therefore required to be designed to maintain the conveyor chain at a suitable level of tension to avoid chain drop and even more serious mechanical failure.
Disclosure of Invention
To the not enough of existence among the prior art, the utility model provides a chain tensioning ware can realize the tensioning of horizontal conveying chain and vertical conveying chain three conveying chains altogether simultaneously. The utility model adopts the technical proposal that:
a chain tensioner comprises a back plate, a transverse tensioning mechanism and a vertical tensioning mechanism;
one end of the back plate is provided with a shaft hole, and a first duplicate gear set is fixedly installed through the shaft hole;
the other end of the back plate is provided with a transverse groove, and a second duplicate gear set capable of being transversely adjusted is assembled through the transverse groove;
the inner side chain wheel of the first duplex gear set and the inner side chain wheel of the second duplex gear set are used for sleeving and mounting a transverse conveying chain;
an outer side chain wheel of the first duplex gear set and an outer side chain wheel of the second duplex gear set are respectively used for sleeving and mounting a vertical conveying chain;
the transverse tensioning mechanism comprises a bending piece, a screw rod, a first adjusting nut, a second adjusting nut and a fixing block which is connected to the front face of the back plate and is positioned on one side of the transverse groove;
the transverse part of the bending piece is assembled in the transverse groove of the back plate so as to abut against the gear shaft of the second duplicate gear set; the front extending part of the bending piece is connected with one end of a screw rod, and the other end of the screw rod is connected with a fixed block; the first adjusting nut and the second adjusting nut are arranged on the screw rod and located between the fixed block and the forward extending part of the bending piece, the first adjusting nut is abutted against the fixed block, and the second adjusting nut is abutted against the forward extending part of the bending piece;
the vertical tensioning mechanism is connected to the bottom of the back plate.
Further, the vertical tensioning mechanism comprises a connecting lug, a bolt, a third adjusting nut and a fourth adjusting nut which extend out of the back plate;
the connecting lugs extend downwards from the bottom of the back plate and are bent forwards; the upper end of the bolt is connected with the forward bending part of the connecting lug, and a third adjusting nut and a fourth adjusting nut are assembled on the bolt.
Furthermore, the two vertical tensioning mechanisms are arranged and are arranged at the bottom of the back plate in a bilateral symmetry mode.
Further, the transverse part and the forward extending part of the bending piece are bent at 90 degrees.
The utility model has the advantages that:
1) the back surface adopts a plane structure and can be arbitrarily fixed on the partial surface of a frame, a bracket or a weldment of the equipment.
2) The installation is very convenient, can adjust at any time in each installation or the operating period of equipment.
3) The chain tensioner has strong universality, and can be used as a conventional piece for batch production; as a factory standard, the method can be directly used for various structures.
Drawings
Fig. 1 is a perspective view of a chain tensioner in an embodiment of the present invention.
Fig. 2 is a schematic diagram of a cross section of a chain tensioner in an embodiment of the present invention.
Fig. 3 is a schematic view of the back of a chain tensioner in an embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.
As shown in fig. 1, 2 and 3, a chain tensioner according to an embodiment of the present invention includes a back plate 1, a transverse tensioning mechanism 2, and a vertical tensioning mechanism 3;
one end of the back plate 1 is provided with a shaft hole, and a first duplicate gear set 5 is fixedly installed through the shaft hole;
the other end of the back plate 1 is provided with a transverse groove 101, and a second duplicate gear set 6 capable of being transversely adjusted is assembled through the transverse groove 101;
the inner side chain wheel of the first duplex gear set 5 and the inner side chain wheel of the second duplex gear set 6 are used for sleeving and mounting the transverse conveying chain 4;
an outer side chain wheel of the first duplex gear set 5 and an outer side chain wheel of the second duplex gear set 6 are respectively used for sleeving and mounting a vertical conveying chain; not shown in fig. 1-3 are two vertical conveyor chains that each extend from a corresponding outside sprocket up to a sprocket of a drive mechanism on the machine equipment;
the transverse tensioning mechanism 2 comprises a bending piece 201, a screw 202, a first adjusting nut 203, a second adjusting nut 204 and a fixing block 205 which is connected to the front surface of the back plate 1 and is positioned on one side of the transverse groove 101;
the transverse part of the bending piece 201 is assembled in the transverse groove 101 of the back plate 1 to abut against the gear shaft of the second duplicate gear set 6; the forward extending part of the bending piece 201 is connected with one end of a screw 202, and the other end of the screw 202 is connected with a fixed block 205; the first adjusting nut 203 and the second adjusting nut 204 are arranged on the screw 202 and positioned between the fixed block 205 and the forward extending part of the bending piece 201, the first adjusting nut 203 abuts against the fixed block 205, and the second adjusting nut 204 abuts against the forward extending part of the bending piece 201; the tensioning of the transverse conveying chain 4 can be realized by adjusting the first adjusting nut 203 and the second adjusting nut 204;
the transverse part and the front extending part of the bending piece 201 are bent at 90 degrees;
the back surface of the back plate 1 can be connected to a vertical waist-shaped hole on machine equipment through a plurality of screws, so that the chain tensioner can be adjusted up and down;
the vertical tensioning mechanism 3 comprises a connecting lug 301, a bolt 302, a third adjusting nut 303 and a fourth adjusting nut 304 which extend out of the back plate 1;
the connecting lug 301 extends downwards from the bottom of the back plate 1 and is bent forwards; the upper end of the bolt 302 is connected with the forward bending part of the connecting lug 301, and the bolt 302 is provided with a third adjusting nut 303 and a fourth adjusting nut 304; the bolt 302 can penetrate through a mounting plate on the machine equipment, and the third adjusting nut 303 and the fourth adjusting nut 304 can clamp the mounting plate on the machine equipment; the vertical position of the chain tensioner is adjusted by adjusting the positions of the third adjusting nut 303 and the fourth adjusting nut 304 on the bolt 302, so that the tensioning of two vertical conveying chains respectively sleeved with the outer side chain wheel of the first duplex gear set 5 and the outer side chain wheel of the second duplex gear set 6 is realized;
the two vertical tensioning mechanisms 3 are preferably arranged and are arranged at the bottom of the back plate 1 in a bilateral symmetry mode, so that the left and right fine adjustment can be realized when the tensioning degrees of the two vertical conveying chains are adjusted;
finally, it should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to the examples, those skilled in the art should understand that the technical solutions of the present invention can be modified or replaced by equivalents without departing from the spirit and scope of the technical solutions of the present invention, which should be covered by the scope of the claims of the present invention.
Claims (4)
1. A chain tensioner is characterized by comprising a back plate (1), a transverse tensioning mechanism (2) and a vertical tensioning mechanism (3);
one end of the back plate (1) is provided with a shaft hole, and a first duplicate gear set (5) is fixedly installed through the shaft hole;
the other end of the back plate (1) is provided with a transverse groove (101), and a second duplicate gear set (6) capable of being transversely adjusted is assembled through the transverse groove (101);
the inner side chain wheel of the first duplex gear set (5) and the inner side chain wheel of the second duplex gear set (6) are used for sleeving and mounting the transverse conveying chain (4);
an outer side chain wheel of the first duplex gear set (5) and an outer side chain wheel of the second duplex gear set (6) are respectively used for sleeving and mounting a vertical conveying chain;
the transverse tensioning mechanism (2) comprises a bending piece (201), a screw rod (202), a first adjusting nut (203), a second adjusting nut (204) and a fixing block (205) which is connected to the front surface of the back plate (1) and is positioned on one side of the transverse groove (101);
the transverse part of the bending piece (201) is assembled in the transverse groove (101) of the back plate (1) to abut against a gear shaft of the second duplicate gear set (6); the forward extending part of the bending piece (201) is connected with one end of a screw rod (202), and the other end of the screw rod (202) is connected with a fixed block (205); the first adjusting nut (203) and the second adjusting nut (204) are arranged on the screw rod (202) and located between the fixed block (205) and the forward extending part of the bending piece (201), the first adjusting nut (203) abuts against the fixed block (205), and the second adjusting nut (204) abuts against the forward extending part of the bending piece (201);
the vertical tensioning mechanism (3) is connected to the bottom of the back plate (1).
2. The chain tensioner as set forth in claim 1,
the vertical tensioning mechanism (3) comprises a connecting lug (301), a bolt (302), a third adjusting nut (303) and a fourth adjusting nut (304) which extend out of the back plate (1);
the connecting lug (301) extends downwards from the bottom of the back plate (1) and is bent forwards; the upper end of the bolt (302) is connected with the forward bending part of the connecting lug (301), and the bolt (302) is provided with a third adjusting nut (303) and a fourth adjusting nut (304).
3. The chain tensioner as set forth in claim 2,
the number of the vertical tensioning mechanisms (3) is two, and the vertical tensioning mechanisms are arranged at the bottom of the back plate (1) in a bilateral symmetry mode.
4. The chain tensioner as claimed in claim 1, 2 or 3,
the transverse part and the forward extending part of the bending piece (201) are bent at 90 degrees.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120468827.0U CN214788861U (en) | 2021-03-04 | 2021-03-04 | Chain tensioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120468827.0U CN214788861U (en) | 2021-03-04 | 2021-03-04 | Chain tensioner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214788861U true CN214788861U (en) | 2021-11-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120468827.0U Active CN214788861U (en) | 2021-03-04 | 2021-03-04 | Chain tensioner |
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| CN (1) | CN214788861U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115413488A (en) * | 2022-07-28 | 2022-12-02 | 农业农村部南京农业机械化研究所 | Conveying device of agricultural combine harvester |
-
2021
- 2021-03-04 CN CN202120468827.0U patent/CN214788861U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115413488A (en) * | 2022-07-28 | 2022-12-02 | 农业农村部南京农业机械化研究所 | Conveying device of agricultural combine harvester |
| CN115413488B (en) * | 2022-07-28 | 2024-01-19 | 农业农村部南京农业机械化研究所 | Conveying device of agricultural combine harvester |
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