CN210146066U - Quick overspeed device tensioner in jaw breaker transmission V area - Google Patents
Quick overspeed device tensioner in jaw breaker transmission V area Download PDFInfo
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- CN210146066U CN210146066U CN201920520344.3U CN201920520344U CN210146066U CN 210146066 U CN210146066 U CN 210146066U CN 201920520344 U CN201920520344 U CN 201920520344U CN 210146066 U CN210146066 U CN 210146066U
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Abstract
The utility model relates to a belt tightener technical field, concretely relates to quick overspeed device tensioner in jaw breaker transmission V area, its characterized in that: including fixed mounting in the mounting bracket in the frame, the mounting bracket is connected with the carriage that can reciprocate through guiding mechanism, fixedly on the carriage being equipped with the pivot, is connected with rotatable take-up pulley in the pivot, is equipped with on the mounting bracket to be used for driving the actuating mechanism that the carriage reciprocated, still is equipped with on the mounting bracket to be used for playing spacing fixed action's stop gear to reciprocating of carriage. The utility model has the advantages of simple overall structure, practical reliable, stable, the cost of manufacture is low, conveniently adjusts the tensioning in transmission V area, need not to stop simultaneously, and equipment can be adjusted while working to improve work efficiency greatly, in addition, frictional force between take-up pulley and the transmission V area is low, and the take-up pulley rotates smoothly, can improve the power of transmission greatly.
Description
Technical Field
The utility model relates to a belt tightener technical field, specificly relate to a quick overspeed device tensioner in jaw breaker transmission V area.
Background
The belt wheel is driven by friction force, when the belt is installed, the belt must be tensioned, but after working for a period of time, the belt is stretched and loosened, and is easy to slip, and must be tensioned again, if the center distance between two driving wheels can not be adjusted, the tensioning wheel must be used to ensure normal driving without slipping.
The existing movable jaw type crushing equipment has the problems that a jaw type crushing main machine is directly driven to work by an engine, the engine is connected with a small belt wheel through a clutch, the small belt wheel is in transmission connection with a large belt wheel through a transmission V belt, and the large belt wheel is in transmission connection with the jaw type crushing main machine, so that a power source output by the engine drives the jaw type crushing main machine to work, after the jaw type crushing main machine works for a period of time, the transmission V belt is loosened and needs to be tensioned through a tensioning device to prevent the transmission V belt from slipping, but the existing tensioning device has a complex integral structure, high manufacturing cost and a simple structure, is inconvenient to adjust, cannot stably continuously maintain the tension on the V belt, can adjust the tension on the V belt only by stopping, seriously influences the working efficiency of the equipment, in addition, the rotation of a tensioning wheel is not smooth, and the friction resistance between the tensioning wheel and the, the transmission power of the V-belt is affected.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to provide an overall structure is simple, practical reliable, stable, and the cost of manufacture is low, conveniently adjusts the tensioning in transmission V area, need not to stop simultaneously, and equipment can be adjusted while working to improve work efficiency greatly, in addition, the frictional force between take-up pulley and the transmission V area is low, and the take-up pulley rotates smoothly, can improve a quick overspeed device tensioner in jaw breaker transmission V area of the power of transmission greatly.
In order to solve the technical problem, the utility model discloses a technical scheme as follows: the utility model provides a quick overspeed device tensioner in jaw breaker transmission V area which characterized in that: including fixed mounting in the mounting bracket in the frame, the mounting bracket is connected with the carriage that can reciprocate through guiding mechanism, fixedly on the carriage being equipped with the pivot, is connected with rotatable take-up pulley in the pivot, is equipped with on the mounting bracket to be used for driving the actuating mechanism that the carriage reciprocated, still is equipped with on the mounting bracket to be used for playing spacing fixed action's stop gear to reciprocating of carriage.
Further, guiding mechanism includes deflector and guide way, deflector and guide way looks adaptation and sliding fit, the vertical fixed mounting of deflector on the mounting bracket, the guide way is located on the carriage.
Further, the carriage includes two parallel arrangement's sliding plate, and the left and right sides is equipped with the connecting block between two sliding plates and makes the carriage middle be formed with along the guide way of vertical setting, can dismantle through first bolt assembly between sliding plate and the connecting block and be connected.
Further, the upper end and the lower end of the guide plate are both fixedly provided with first connecting plates, the mounting frame is fixedly provided with two second connecting plates, and the first connecting plates and the corresponding second connecting plates are fixedly connected through second bolt assemblies.
Further, actuating mechanism includes tensioning screw and thread bush, the fixed plate that is equipped with in mounting bracket upper end, set up the through-hole on the fixed plate, the fixed stop nut that is equipped with in tensioning screw upper portion, tensioning screw wears to locate in the through-hole and makes stop nut be located the below of fixed plate, tensioning screw's upper end tip still detachable is connected with adjusting nut, the thread bush is fixed to be located the carriage on keeping away from a side end face of mounting bracket, thread hole and with tensioning screw threaded connection are seted up to thread bush inside.
Furthermore, stop gear is including locating the limiting plate of fixed plate below, offers on the limiting plate with stop nut looks adaptation and can play limiting displacement's spacing hole to stop nut, and the limiting plate passes through third bolt assembly and is connected with fixed plate detachable.
Furthermore, the sliding frame is fixedly provided with two supporting plates which are arranged in parallel on the end face of one side far away from the mounting frame, supporting holes are formed in the supporting plates, one end of the rotating shaft penetrates through the supporting holes and is fixedly connected with the supporting plates, and the other end of the rotating shaft is a free end and is rotatably connected with the tensioning wheel through a bearing.
Further, the inside fixed annular supporting shoe that is equipped with and bearing looks adaptation of take-up pulley, the both ends of bearing all are equipped with the snap ring, and corresponding ring groove has been seted up to the inboard surface of annular supporting shoe, and the snap ring can block locate in the ring groove and play limiting displacement to the bearing, and pivot free end tip detachable is connected with the end cover.
Furthermore, the end faces of the left side and the right side of the tensioning wheel are respectively fixedly provided with an annular baffle, and the tensioning wheel is provided with an annular groove matched with the transmission V-shaped belt on the outer circumferential surface.
Furthermore, the mounting bracket lower part is fixedly provided with a mounting plate, and the mounting plate is fixedly connected with the rack through a fourth bolt assembly.
As can be seen from the above description, the utility model provides a jaw crusher transmission V belt quick tensioning device, the whole structure is simple, practical, reliable and stable, the rotation of the tensioning screw rod can be driven through the spanner rotation adjusting nut, because the tensioning screw rod is connected with the thread sleeve, the carriage can be driven to move up and down relative to the tensioning screw rod, the up-and-down movement of the carriage can be guided through the sliding fit of the guide plate and the guide groove, the up-and-down movement of the carriage can be more stable, thereby the tensioning of the transmission V belt can be adjusted by the tensioning wheel conveniently, the adjusting process is more smooth and stable, after the adjustment of the up-and-down movement of the carriage by the tensioning screw rod is finished, the limiting hole on the limiting plate is sleeved on the limiting nut, and the limiting plate is arranged on the fixing plate, thereby the limiting effect can be achieved on the rotation of the tensioning screw rod, make the take-up pulley can continuously keep the tensioning to transmission V area, through the setting of bearing for the take-up pulley is more smooth and easy in the epaxial rotation of pivot, thereby can reduce the frictional resistance between take-up pulley and the transmission V area, has improved the power of transmission greatly.
Drawings
Fig. 1 is the utility model discloses a jaw breaker transmission V takes quick overspeed device tensioner's spatial structure to decompose the schematic diagram.
Fig. 2 is a partially enlarged schematic view of a portion a in fig. 1.
Fig. 3 is a partially enlarged schematic view of a portion B in fig. 1.
FIG. 4 is a schematic view of the internal structure of the sliding frame, the rotating shaft and the tension wheel after assembly.
Fig. 5 is a left side view of the utility model relates to a jaw crusher transmission V belt quick tensioning device.
Fig. 6 is a schematic view of the use state of the transmission V-belt quick tensioning device of the jaw crusher of the present invention.
In the figure: 1-a mounting frame; 11-a second connecting plate; 12-a fixing plate; 121-a through hole; 13-mounting a plate; 21-a guide plate; 211-a first connection plate; 22-a guide groove; 3-sliding rack; 31-a sliding plate; 32-connecting blocks; 33-a first bolt assembly; 34-a support plate; 4-a rotating shaft; 5-a tension wheel; 51-an annular support block; 511-ring card slot; 52-an annular baffle; 53-annular groove; 61-tensioning screw; 62-a threaded sleeve; 621-a threaded hole; 63-a limit nut; 64-adjusting the nut; 65-fixed pins; 71-a limiting plate; 72-a limiting hole; 81-a bearing; 82-a snap ring; 83-end cap; 91-driving the V-belt; 92-a jaw crushing main machine; 93-large belt pulley; 94-small belt wheel; 95-a clutch; 96-engine.
Detailed Description
The present invention will be further described with reference to the following detailed description.
As shown in fig. 1 to 6, the utility model discloses a quick overspeed device tensioner in jaw crusher transmission V area, its characterized in that: including fixed mounting in the mounting bracket 1 in the frame, mounting bracket 1 is connected with carriage 3 that can reciprocate through guiding mechanism, the fixed pivot 4 that is equipped with on carriage 3, be connected with rotatable take-up pulley 5 in the pivot 4, be equipped with on the mounting bracket 1 and be used for driving the actuating mechanism that carriage 3 reciprocated, still be equipped with on mounting bracket 1 and be used for right the reciprocating of carriage 3 plays spacing fixed action's stop gear.
The movable jaw crushing equipment directly drives a jaw crushing main machine 92 to work through an engine 96, the engine 96 is connected with a small belt wheel 94 through a clutch 95, the small belt wheel 94 is in transmission connection with a large belt wheel 93 through a transmission V belt 91, the large belt wheel 93 is in transmission connection with the jaw crushing main machine 92, so that a power source output by the engine 96 drives the jaw crushing main machine 92 to work, the guide mechanism can guide the up-and-down movement of the sliding frame 3, the driving mechanism can drive the sliding frame 3 to move up and down conveniently, the tensioning wheel 5 can tension the transmission V belt 91, the limit mechanism can limit and fix the up-and-down movement of the sliding frame 3, the tensioning wheel 5 can continuously maintain the tensioning of the transmission V belt 91, and the transmission V belt 91 is prevented from slipping, it is ensured that the power source output by the engine 96 is transmitted to the jaw crusher main body 92 to drive the jaw crusher main body 92 to work.
As shown in fig. 1, 4 and 5, the guide mechanism includes a guide plate 21 and a guide slot 22, the guide plate 21 is matched with the guide slot 22 and is in sliding fit, the guide plate 21 is vertically and fixedly mounted on the mounting frame 1, the guide slot 22 is disposed on the sliding frame 3, and through the sliding fit between the guide plate 21 and the guide slot 22, the guide mechanism can guide the up-and-down movement of the sliding frame 3, so that the driving mechanism can drive the up-and-down movement of the sliding frame 3 conveniently, and the tensioning wheel 5 can adjust the tension of the transmission V-belt 91 conveniently, thereby making the adjustment process smoother and more stable.
As shown in fig. 4, the sliding frame 3 includes two sliding plates 31 arranged in parallel, two connecting blocks 32 are arranged on the left and right sides between the two sliding plates, the guide groove 22 vertically arranged is formed in the middle of the sliding frame 3, the sliding plates 31 and the connecting blocks 32 are detachably connected through a first bolt assembly 33, the sliding frame 3 is simple in overall structure and convenient to assemble and disassemble, and in addition, the first bolt assembly 33 includes a first locking bolt, a first locking nut, a first locking flat pad and a first locking elastic pad.
As shown in fig. 1, the upper and lower ends of the guide plate 21 are both fixedly provided with a first connecting plate 211, the mounting frame 1 is fixedly provided with two second connecting plates 11, the first connecting plate 211 and the corresponding second connecting plate 11 are fixedly connected through a second bolt assembly, by adopting the structure, the guide plate 21 can be stably mounted on the mounting frame 1, and in addition, the second bolt assembly comprises a second locking bolt, a second locking nut and a second locking flat gasket.
As shown in fig. 1, 2 and 4, the driving mechanism includes a tension screw 61 and a threaded sleeve 62, the upper end of the mounting bracket 1 is fixedly provided with a fixing plate 12, the fixing plate 12 is provided with a through hole 121, the upper portion of the tension screw 61 is fixedly provided with a limit nut 63, the tension screw 61 is inserted into the through hole 121 and the limit nut 63 is located below the fixing plate 12, the upper end portion of the tension screw 61 is detachably connected with an adjusting nut 64, the threaded sleeve 62 is fixedly provided on one side end surface of the carriage 3 away from the mounting bracket 1, the threaded sleeve 62 is internally provided with a threaded hole 621 and is in threaded connection with the tension screw 61, by adopting the structure, the overall structure is simple, the manufacturing cost is low, the adjustment is convenient, the adjusting nut 64 is provided with a first pin hole, the upper end portion of the tension screw 61 is provided with a second pin hole corresponding to the first pin hole, the adjustment nut 64 is mounted to the tension screw 61 by inserting a fixing pin 65 into the first pin hole and the second pin hole, and the adjustment nut 64 is rotated by a wrench to rotate the tension screw 61, and the tension screw 61 is restricted by the stopper nut 63 and the adjustment nut 64 on the fixed plate 12 and cannot move up and down, so that when the tension screw 61 is rotated, the tension screw 61 is screwed to the threaded sleeve 62, the carriage 3 is driven to move up and down with respect to the tension screw 61, and the tension pulley 5 tensions the V belt 91.
As shown in fig. 1 and 2, the limiting mechanism includes a limiting plate 71 disposed below the fixing plate 12, the limiting plate 71 is provided with a limiting hole 72 adapted to the limiting nut 63 and capable of limiting the limiting nut 63, the limiting plate 71 is detachably connected to the fixing plate 12 through a third bolt assembly, when the adjustment of the tensioning screw 61 for the vertical movement of the carriage 3 is completed, the limiting hole 72 of the limiting plate 71 is sleeved on the limiting nut 63, and the limiting plate 71 is mounted on the fixing plate 12 through the third bolt assembly, so that the rotation of the tensioning screw 61 is limited, the vertical movement of the carriage 3 is limited, the tensioning wheel 5 can continuously maintain the tension on the transmission V-belt 91, and the transmission V-belt 91 is prevented from slipping, the transmission of the power source output by the engine 96 to the jaw crusher main body 92 to drive the jaw crusher main body 92 to work is ensured, and further, the third bolt assembly includes a third lock bolt, a third lock nut, and a third lock flat pad.
As shown in fig. 1 and 4, two support plates 34 are fixedly disposed on one end surface of the sliding frame 3 away from the mounting frame 1, the support plates 34 are disposed with support holes, one end of the rotating shaft 4 is inserted into the support holes and fixedly connected with the support plates 34, the rotating shaft 4 can be fixedly connected with the support plates 34 by welding, by adopting this structure, the connection between the rotating shaft 4 and the sliding frame 3 is more stable, the other end of the rotating shaft 4 is a free end and rotatably connected with the tension pulley 5 through a bearing 81, by disposing the bearing 81, the rotation of the tension pulley 5 on the rotating shaft 4 is smoother, so as to reduce the frictional resistance between the tension pulley 5 and the transmission V-belt 91 and greatly improve the transmitted power, and in addition, the number of the bearings 81 is two, by providing the two bearings 81, the rotational connection between the tension pulley 5 and the rotating shaft 4 can be further stabilized.
As shown in fig. 3 and 4, an annular supporting block 51 adapted to the bearing 81 is fixedly disposed inside the tension pulley 5, two ends of the bearing 81 are both provided with a snap ring 82, an inner side surface of the annular supporting block 51 is provided with a corresponding annular snap groove 511, the snap ring 82 can be snapped in the annular snap groove 511 and limit the bearing 81, an end cover 83 is detachably connected to an end portion of a free end of the rotating shaft 4, the end cover 83 can be mounted on an end portion of the free end of the rotating shaft 4 through a countersunk bolt, and the end cover 83 can abut against the bearing 81, so that the tension pulley 5 can be stably disposed on the rotating shaft 4 to avoid being detached from the rotating shaft 4.
As shown in fig. 1 and 4, the tensioning wheel 5 is fixedly provided with annular baffles 52 on both left and right end faces, the tensioning wheel 5 is provided with annular grooves 53 on the outer circumferential surface thereof, the annular grooves 53 are adapted to the transmission V-belt 91, and the transmission V-belt 91 is engaged with the annular grooves 53 in a transmission manner, so that the tensioning wheel 5 can stably press the transmission V-belt 91.
As shown in fig. 1, the fixed mounting panel 13 that is equipped with in mounting bracket 1 lower part, mounting panel 13 through fourth bolt assembly with frame fixed connection, through adopting this structure, it is convenient mounting bracket 1 with fixed connection between the frame makes mounting bracket 1 is whole more stable, and the follow-up tensioning to transmission V area 91 of being convenient for is adjusted, fourth bolt assembly includes fourth locking bolt, fourth lock nut and the flat pad of fourth locking.
A jaw breaker transmission V takes quick overspeed device tensioner's application method as follows: when the transmission V belt 91 is loosened, tensioning needs to be performed, firstly, the limit plate 71 is loosened, and the limit hole 72 on the limit plate 71 is separated from the limit nut 63, the equipment does not need to be stopped, the adjusting nut 64 can be rotated counterclockwise by a wrench so as to drive the tensioning screw 61 to rotate, because the tensioning screw 61 is limited on the fixing plate 12 by the limit nut 63 and the adjusting nut 64, cannot move up and down, and can only rotate, when the tensioning screw 61 rotates counterclockwise, the tensioning screw 61 is in threaded connection with the threaded sleeve 62 on the sliding frame 3, so that the sliding frame 3 can be driven to move downward relative to the tensioning screw 61, tensioning of the tensioning wheel 5 on the transmission V belt 91 is realized, and after the tensioning adjustment of the transmission V belt 91 is completed, the limit hole 72 on the limit plate 71 is sleeved on the limit nut 63, the third bolt assembly is used to mount the stopper plate 71 on the fixed plate 12, so that the rotation of the tension screw 61 is stopped, the vertical movement of the sliding frame 3 is restricted, the tension wheel 5 can continuously maintain the tension on the transmission V-belt 91, the transmission V-belt 91 is prevented from slipping, and the power source output by the engine 96 is transmitted to the jaw crusher main unit 92 to drive the jaw crusher main unit 92 to work.
The aforesaid is only a plurality of concrete implementation manners of the utility model, nevertheless the utility model discloses a design concept is not limited to this, and the ordinary use of this design is right the utility model discloses carry out immaterial change, all should belong to the act of infringement the protection scope of the utility model.
Claims (10)
1. The utility model provides a quick overspeed device tensioner in jaw breaker transmission V area which characterized in that: including fixed mounting in the mounting bracket in the frame, the mounting bracket is connected with the carriage that can reciprocate through guiding mechanism, the fixed pivot that is equipped with on the carriage, be connected with rotatable take-up pulley in the pivot, be equipped with on the mounting bracket and be used for driving actuating mechanism that the carriage reciprocated, still be equipped with on the mounting bracket and be used for right the reciprocating of carriage plays spacing fixed action's stop gear.
2. The jaw crusher driving V-belt quick tensioning device of claim 1, characterized in that: the guide mechanism comprises a guide plate and a guide groove, the guide plate is matched with the guide groove in a sliding fit mode, the guide plate is vertically and fixedly installed on the mounting frame, and the guide groove is formed in the sliding frame.
3. A jaw crusher driving V-belt quick tensioning device as claimed in claim 2, characterised in that: the sliding frame comprises two sliding plates which are arranged in parallel, connecting blocks are arranged on the left side and the right side between the two sliding plates, the guide groove which is vertically arranged is formed in the middle of the sliding frame, and the sliding plates are detachably connected with the connecting blocks through first bolt assemblies.
4. A jaw crusher driving V-belt quick tensioning device as claimed in claim 2, characterised in that: the upper and lower both ends of deflector all are fixed and are equipped with first connecting plate, the fixed two second connecting plates that are equipped with on the mounting bracket, first connecting plate and corresponding the second connecting plate carries out fixed connection through second bolt assembly.
5. The jaw crusher driving V-belt quick tensioning device of claim 1, characterized in that: actuating mechanism includes tensioning screw rod and thread bush, the fixed plate that is equipped with in mounting bracket upper end, set up the through-hole on the fixed plate, the fixed stop nut that is equipped with in tensioning screw rod upper portion, the tensioning screw rod is worn to locate in the through-hole and make stop nut is located the below of fixed plate, the upper end tip of tensioning screw rod still detachable is connected with adjusting nut, the thread bush is fixed to be located the carriage is in keeping away from on a side end face of mounting bracket, thread bush inside set up the screw hole and with tensioning screw rod threaded connection.
6. A jaw crusher driving V-belt quick tensioning device as claimed in claim 5, characterised in that: the limiting mechanism comprises a limiting plate arranged below the fixing plate, a limiting hole which is matched with the limiting nut and can limit the limiting nut is formed in the limiting plate, and the limiting plate is detachably connected with the fixing plate through a third bolt assembly.
7. The jaw crusher driving V-belt quick tensioning device of claim 1, characterized in that: the sliding frame is fixedly provided with two supporting plates which are arranged in parallel on the end face of one side far away from the mounting frame, supporting holes are formed in the supporting plates, one end of the rotating shaft penetrates through the supporting holes and is fixedly connected with the supporting plates, and the other end of the rotating shaft is a free end and is rotatably connected with the tensioning wheel through a bearing.
8. The jaw crusher driving V-belt quick tensioning device of claim 7, characterized in that: the tensioning wheel is internally and fixedly provided with an annular supporting block matched with the bearing, clamping rings are arranged at two ends of the bearing, corresponding annular clamping grooves are formed in the inner side surfaces of the annular supporting blocks, the clamping rings can be clamped in the annular clamping grooves and limit the bearing, and the end part of the free end of the rotating shaft is detachably connected with an end cover.
9. The jaw crusher driving V-belt quick tensioning device of claim 7, characterized in that: and annular baffles are fixedly arranged on the end faces of the left side and the right side of the tensioning wheel, and annular grooves matched with the transmission V-shaped belt are formed on the outer circumferential surface of the tensioning wheel.
10. The jaw crusher driving V-belt quick tensioning device of claim 1, characterized in that: the mounting bracket lower part is fixed and is equipped with the mounting panel, the mounting panel pass through fourth bolt assembly with frame fixed connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920520344.3U CN210146066U (en) | 2019-04-17 | 2019-04-17 | Quick overspeed device tensioner in jaw breaker transmission V area |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920520344.3U CN210146066U (en) | 2019-04-17 | 2019-04-17 | Quick overspeed device tensioner in jaw breaker transmission V area |
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| Publication Number | Publication Date |
|---|---|
| CN210146066U true CN210146066U (en) | 2020-03-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920520344.3U Active CN210146066U (en) | 2019-04-17 | 2019-04-17 | Quick overspeed device tensioner in jaw breaker transmission V area |
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| Country | Link |
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| CN (1) | CN210146066U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113531068A (en) * | 2021-07-23 | 2021-10-22 | 徐州徐工矿业机械有限公司 | Belt wheel tensioning device for crushing and screening equipment |
-
2019
- 2019-04-17 CN CN201920520344.3U patent/CN210146066U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113531068A (en) * | 2021-07-23 | 2021-10-22 | 徐州徐工矿业机械有限公司 | Belt wheel tensioning device for crushing and screening equipment |
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| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: No. 700, sports street, hi tech Industrial Park, Fengze District, Quanzhou City, Fujian Province Patentee after: Fujian Nanfang pavement machinery Co.,Ltd. Address before: 362000 Fujian province Quanzhou Fengze District High-tech Industrial Park Sports Street No. 700 Patentee before: FUJIAN SOUTH HIGHWAY MACHINERY Co.,Ltd. |
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| CP03 | Change of name, title or address |