CN214217168U - Upper floating guide wheel structure of telescopic belt conveyor - Google Patents
Upper floating guide wheel structure of telescopic belt conveyor Download PDFInfo
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- CN214217168U CN214217168U CN202023294163.5U CN202023294163U CN214217168U CN 214217168 U CN214217168 U CN 214217168U CN 202023294163 U CN202023294163 U CN 202023294163U CN 214217168 U CN214217168 U CN 214217168U
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Abstract
The utility model relates to a flexible belt feeder technical field, and an upper floating guide pulley structure of flexible belt feeder is disclosed, set up the U type wheel carrier in the frame including frame and symmetry, the U type wheel carrier is rotated with the both sides of frame through the commentaries on classics round pin that the symmetry set up and is connected, and the U type wheel carrier is close to the position department on top and rotates and install the guide pulley of matching, the frame is close to one side fixedly connected with supporting shoe of bottom, and the upper surface of supporting shoe rotates through the bearing and is connected with the lead screw, be connected through locking mechanism between lead screw and the frame, the movable block that matches has been cup jointed to the screw thread on the lead screw, the bilateral symmetry of movable block articulates there is the connecting rod, and the other end of two connecting rods is articulated mutually with the lateral wall that two U type wheel carriers are close to the bottom respectively, the spout has been seted up to one side of frame. The utility model discloses make the convenient adjustment that stabilizes as required of belt elasticity degree of flexible belt feeder, pressure is too big and takes place to damage when avoiding its load operation.
Description
Technical Field
The utility model relates to a flexible belt feeder technical field especially relates to an upper floating guide wheel structure of flexible belt feeder.
Background
The conveying mechanism of the telescopic belt conveyor mainly comprises a fixed section and a plurality of telescopic sections which are nested, wherein each telescopic section extends and contracts along the fixed section under the driving of a driving system to drive an externally wrapped belt to synchronously extend and retract so as to finish the conveying work. In the initial state of extension of the extension machine, because the weight of each extension section is completely pressed on the fixed section, the initial resistance of the extension machine in operation is very large, which can cause the starting of the extension machine to be unstable; the existing telescopic machine can not adjust the tightness degree of a belt when in use, so that the pressure is very high when the belt is in load operation, and the telescopic belt conveyor is easy to damage.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the problem in the above background art, and the upper floating guide wheel structure of the telescopic belt conveyor.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
an upper movable guide wheel structure of a telescopic belt conveyor comprises a frame and U-shaped guide wheel frames symmetrically arranged on the frame, wherein the U-shaped guide wheel frames are rotatably connected with two sides of the frame through symmetrically arranged rotating pins, matched guide wheels are rotatably arranged at positions, close to the top ends, of the U-shaped guide wheel frames, supporting blocks are fixedly connected to one sides, close to the bottom ends, of the frame, the upper surfaces of the supporting blocks are rotatably connected with lead screws through bearings, the lead screws are connected with the frame through anti-loosening mechanisms, matched movable blocks are sleeved on the lead screws in a threaded mode, connecting rods are symmetrically hinged to two sides of the movable blocks, the other ends of the two connecting rods are respectively hinged to side walls, close to the bottom ends, of the two U-shaped guide wheel frames, a sliding groove is formed in one side of the frame, and sliding blocks which are slidably connected with the sliding grooves are fixedly connected to the side walls of the movable blocks;
locking not hard up mechanism includes fixed block of fixed mounting on the frame lateral wall, the fixed cover of having connect the annular piece on the pole wall that the lead screw is close to the top, and set up a plurality of constant head tanks that are annular evenly distributed on the lateral wall of annular piece, it runs through and is provided with the locating lever to slide on the fixed block, and the one end of locating lever extends to and sets up in one of them constant head tank that corresponds, the fixed cover has connect the fender ring on the locating lever, fixedly connected with spring between fender ring and the fixed block, and the spring housing establishes and sets up on the locating lever.
Preferably, a ball groove is formed in one side, close to the bottom of the sliding groove, of the sliding block, a ball is installed in the ball groove, and one end, far away from the bottom of the ball groove, of the ball penetrates through a groove opening of the ball groove and extends outwards and is in rolling connection with the bottom of the sliding groove.
Preferably, a rotating handle is fixedly mounted at one end, far away from the supporting block, of the screw rod.
Preferably, one end of the positioning rod, which is far away from the annular block, is fixedly provided with a pull ring.
Preferably, the central axes of the screw rod and the annular block are coincident with each other.
Preferably, the ball diameter of the ball is larger than the groove diameter of the ball groove opening.
Compared with the prior art, the utility model provides an upper floating guide wheel structure of flexible belt feeder possesses following beneficial effect:
this flexible belt feeder's last floating guide pulley structure, through setting up the frame, U type guide pulley frame, the bull pin, the guide pulley, the lead screw, locking mechanism, the movable block, the connecting rod, spout and slider, it can make the movable block that the screw thread cup jointed drive the slider and go up and down to slide along the spout to rotate the lead screw, the movable block drives two articulated connecting rods, make two U type guide pulley frame cooperation bull pins can deflect along the frame, thereby conveniently adjust the height of guide pulley, make the convenient as required adjustment of belt elasticity degree of flexible belt feeder, the too big emergence damage of pressure when avoiding its load operation, locking mechanism conveniently locks the rotation degree of freedom of lead screw, drive the lead screw and take place the rotation because of vibrations in avoiding flexible belt feeder working process, effectively guarantee the stability of guide pulley position regulation and control.
The part that does not relate to in the device all is the same with prior art or can adopt prior art to realize, the utility model discloses make the convenient adjustment that stabilizes as required of belt elasticity degree of flexible belt feeder, pressure is too big and takes place to damage when avoiding its load operation.
Drawings
Fig. 1 is a schematic structural view of an upper floating guide wheel structure of a telescopic belt conveyor provided by the utility model;
fig. 2 is a schematic structural view of a connecting portion between an upper movable guide wheel structure moving block and a chute of the telescopic belt conveyor of the present invention;
fig. 3 is an enlarged view of a portion a in fig. 1.
In the figure: the device comprises a frame 1, a 2U-shaped guide wheel frame, a 3 rotating pin, a 4 guide wheel, a 5 supporting block, a 6 lead screw, a 7 moving block, an 8 connecting rod, a 9 sliding groove, a 10 sliding block, a 11 fixing block, a 12 annular block, a 13 positioning groove, a 14 positioning rod, a 15 retaining ring, a 16 spring, a 17 ball, an 18 rotating handle and a 19 pull ring.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Referring to fig. 1-3, an upper floating guide wheel structure of a telescopic belt conveyor comprises a frame 1 and U-shaped guide wheel frames 2 symmetrically arranged on the frame 1, wherein the U-shaped guide wheel frames 2 are rotatably connected with two sides of the frame 1 through symmetrically arranged rotating pins 3, and the U-shaped guide wheel frame 2 is rotatably provided with a matched guide wheel 4 at the position close to the top end, one side of the frame 1 close to the bottom end is fixedly connected with a supporting block 5, the upper surface of the supporting block 5 is rotationally connected with a screw rod 6 through a bearing, the screw rod 6 is connected with the frame 1 through an anti-loosening mechanism, a matched moving block 7 is sleeved on the screw rod 6 in a threaded manner, connecting rods 8 are symmetrically hinged on two sides of the moving block 7, the other ends of the two connecting rods 8 are respectively hinged with the side walls of the two U-shaped guide wheel frames 2 close to the bottom ends, one side of the rack 1 is provided with a sliding groove 9, and the side wall of the moving block 7 is fixedly connected with a sliding block 10 which is in sliding connection with the sliding groove 9;
the anti-loosening mechanism comprises a fixed block 11 fixedly installed on the side wall of the rack 1, a ring-shaped block 12 is fixedly sleeved on the rod wall of the lead screw 6 close to the top end, a plurality of positioning grooves 13 which are uniformly distributed in a ring shape are formed in the side wall of the ring-shaped block 12, a positioning rod 14 is arranged on the fixed block 11 in a sliding and penetrating mode, one end of the positioning rod 14 extends into one corresponding positioning groove 13, a retaining ring 15 is fixedly sleeved on the positioning rod 14, a spring 16 is fixedly connected between the retaining ring 15 and the fixed block 11, the spring 16 is sleeved on the positioning rod 14, the positioning rod 14 is pulled to drive the retaining ring 15 to compress the spring 16, the positioning rod 14 is separated from the positioning groove 13 in the side wall of the ring-shaped block 12, the lead screw 6 can be rotated, the moving block 7 which is sleeved with threads drives the sliding block 10 to ascend and descend and slide along the sliding groove 9, the moving block 7 drives the two hinged connecting rods 8, and the two U-shaped guide wheel carriers 2 are matched with the rotating pins 3 to deflect along the rack 1, thereby conveniently adjust the height of guide pulley 4, make the belt elasticity degree of flexible belt feeder conveniently adjust as required, avoid its load operation time pressure too big and take place to damage, after the adjustment, loosen locating lever 14 spring 16 and drive its and reset, make locating lever 14 and the constant head tank 13 that corresponds on the 12 lateral walls of annular piece insert and close, thereby conveniently lock the rotational degree of freedom of lead screw 6, drive lead screw 6 because of vibrations and take place to rotate in avoiding flexible belt feeder working process, effectively guarantee the stability of guide pulley 4 position regulation and control.
The ball groove has been seted up to one side that slider 10 is close to the spout 9 tank bottom, and installs ball 17 in the ball groove, and ball 17 keeps away from the one end of ball groove tank bottom and passes the notch in ball groove and outwards extend, and with the tank bottom rolling connection of spout 9, reduces the frictional force between slider 10 and the spout 9.
And a rotating handle 18 is fixedly arranged at one end of the screw rod 6 far away from the supporting block 5, so that the rotation of the screw rod 6 is conveniently controlled.
And a pull ring 19 is fixedly arranged at one end of the positioning rod 14 far away from the annular block 12, so that the positioning rod 14 can be conveniently pulled to slide.
The central axes of the screw rod 6 and the annular block 12 are overlapped with each other to ensure coaxial rotation.
The ball diameter of the ball 17 is larger than the groove diameter of the notch of the ball groove, so that the ball 17 is prevented from being separated from the ball groove, and the stability of rolling connection is ensured.
In the utility model, the positioning rod 14 is pulled to drive the retaining ring 15 to compress the spring 16, so that the positioning rod 14 is separated from the positioning groove 13 on the side wall of the annular block 12, the screw rod 6 can be rotated to drive the slide block 7 sleeved by the screw thread to drive the slide block 10 to slide up and down along the slide groove 9, the movable block 7 drives the two articulated connecting rods 8, so that the two U-shaped guide wheel frames 2 can deflect along the frame 1 in cooperation with the rotating pin 3, thereby conveniently adjusting the height of the guide wheel 4, conveniently adjusting the tightness degree of the belt of the telescopic belt conveyor according to the requirement, avoiding the damage of the belt conveyor caused by overlarge pressure during load operation, after the adjustment is finished, the spring 16 of the positioning rod 14 is loosened to drive the reset, so that the positioning rod 14 is inserted into the corresponding positioning groove 13 on the side wall of the annular block 12, thereby conveniently locking the rotational freedom degree of the screw rod 6, avoiding the screw rod 6 from rotating due to vibration in the telescopic work process, effectively guarantee the stability of guide pulley 4 position control.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. An upper movable guide wheel structure of a telescopic belt conveyor comprises a frame (1) and U-shaped guide wheel frames (2) symmetrically arranged on the frame (1), and is characterized in that the U-shaped guide wheel frames (2) are rotatably connected with two sides of the frame (1) through symmetrically arranged rotating pins (3), matched guide wheels (4) are rotatably installed at positions, close to the top end, of the U-shaped guide wheel frames (2), supporting blocks (5) are fixedly connected to one side, close to the bottom end, of the frame (1), the upper surfaces of the supporting blocks (5) are rotatably connected with lead screws (6) through bearings, the lead screws (6) are connected with the frame (1) through anti-loosening mechanisms, matched movable blocks (7) are sleeved on the lead screws (6), connecting rods (8) are symmetrically hinged to two sides of the movable blocks (7), and the other ends of the two connecting rods (8) are respectively hinged to side walls, close to the bottom end, of the two U-shaped guide wheel frames (2), a sliding groove (9) is formed in one side of the rack (1), and a sliding block (10) which is connected with the sliding groove (9) in a sliding manner is fixedly connected to the side wall of the moving block (7);
locking mechanism includes fixed block (11) of fixed mounting on frame (1) lateral wall, lead screw (6) are close to fixed cover on the pole wall on top and have been connect annular piece (12), and set up a plurality of constant head tanks (13) that are annular evenly distributed on the lateral wall of annular piece (12), it runs through and is provided with locating lever (14) to slide on fixed block (11), and the one end of locating lever (14) extends to one of them constant head tank (13) that correspond and sets up, fixed cover is connected with fender ring (15) on locating lever (14), fixedly connected with spring (16) between fender ring (15) and fixed block (11), and spring (16) cover establishes and set up on locating lever (14).
2. The upper floating guide wheel structure of the telescopic belt conveyor is characterized in that one side, close to the bottom of the sliding chute (9), of the sliding block (10) is provided with a ball groove, a ball (17) is installed in the ball groove, and one end, far away from the bottom of the ball groove, of the ball (17) penetrates through a notch of the ball groove and extends outwards and is in rolling connection with the bottom of the sliding chute (9).
3. The upper floating guide wheel structure of the telescopic belt conveyor is characterized in that a rotating handle (18) is fixedly arranged at one end, far away from the supporting block (5), of the screw rod (6).
4. The upper floating guide wheel structure of the telescopic belt conveyor is characterized in that one end, far away from the annular block (12), of the positioning rod (14) is fixedly provided with a pull ring (19).
5. The upper floating guide wheel structure of the telescopic belt conveyor is characterized in that the central axes of the screw rod (6) and the annular block (12) are overlapped with each other.
6. The upper floating guide wheel structure of the telescopic belt conveyor as claimed in claim 2, wherein the ball diameter of the ball (17) is larger than the groove diameter of the groove opening of the ball.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023294163.5U CN214217168U (en) | 2020-12-31 | 2020-12-31 | Upper floating guide wheel structure of telescopic belt conveyor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023294163.5U CN214217168U (en) | 2020-12-31 | 2020-12-31 | Upper floating guide wheel structure of telescopic belt conveyor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214217168U true CN214217168U (en) | 2021-09-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023294163.5U Active CN214217168U (en) | 2020-12-31 | 2020-12-31 | Upper floating guide wheel structure of telescopic belt conveyor |
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| CN (1) | CN214217168U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115057201A (en) * | 2022-05-31 | 2022-09-16 | 华能伊敏煤电有限责任公司 | Adjustable material guide device of belt conveyor |
| CN115092720A (en) * | 2022-05-31 | 2022-09-23 | 华能伊敏煤电有限责任公司 | Belt feeder baffle box keeps off dirt curtain linkage |
-
2020
- 2020-12-31 CN CN202023294163.5U patent/CN214217168U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115057201A (en) * | 2022-05-31 | 2022-09-16 | 华能伊敏煤电有限责任公司 | Adjustable material guide device of belt conveyor |
| CN115092720A (en) * | 2022-05-31 | 2022-09-23 | 华能伊敏煤电有限责任公司 | Belt feeder baffle box keeps off dirt curtain linkage |
| CN115057201B (en) * | 2022-05-31 | 2023-06-23 | 华能伊敏煤电有限责任公司 | Adjustable belt conveyor guide device |
| CN115092720B (en) * | 2022-05-31 | 2023-06-23 | 华能伊敏煤电有限责任公司 | Dust shielding curtain suspension device of guide chute of belt conveyor |
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