CN217056236U - Damping type driving chain wheel - Google Patents

Abstract

The utility model relates to a damping type driving sprocket, which comprises a sprocket body, a damping pad is fixedly connected on the tooth side wall of the sprocket body, a clamping groove is arranged on the side wall of the sprocket body, an annular sound-absorbing shell is clamped in the clamping groove, a sound-absorbing layer is arranged in the annular sound-absorbing shell, and a through hole is also arranged on the annular sound-absorbing shell, the annular sound-absorbing shell is firstly clamped in the clamping groove of the sprocket body, an inserted bar is inserted in a socket of the side wall of a positioning groove, so that the annular sound-absorbing shell can be stably installed, then when a chain is driven on the sprocket body, the chain can impact on the damping pad and absorb vibration through the damping pad, thereby ensuring the stable operation of the sprocket body, when the sprocket body operates to generate noise, the noise can be absorbed through the sound-absorbing layer in the annular sound-absorbing shell, so that noise pollution can not be caused, and the annular sound-absorbing shell in the equipment can be conveniently disassembled and assembled with the sprocket body, the operation is also convenient.

Description

Damping type driving chain wheel

Technical Field

The utility model relates to a sprocket technical field specifically is shock-proof type driving sprocket.

Background

The chain wheel is a key part for transmitting and transferring kinetic energy in a mechanical transmission system, transmits and transfers the kinetic energy by the rotation of the chain wheel, and is widely applied to mechanical transmission in the industries of chemical engineering, textile machinery, food processing, instruments, petroleum and the like;

when the chain wheel is used for transmission, the chain link and the chain wheel are meshed at the moment with relative speed, so that impact of the chain link and the chain wheel can be caused, and the whole transmission device can generate vibration due to the impact; and the teeth of a cogwheel can produce great noise with the chain friction, and this kind of noise causes noise pollution to operational environment easily, influences staff's healthy.

In view of the above, the present application now proposes a vibration damping type drive sprocket to solve the above-mentioned problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a shock-proof type driving sprocket can produce great noise with the teeth of a cogwheel and the chain friction of solving the sprocket, and this kind of noise causes noise pollution to operational environment easily, influences the healthy problem of staff, the utility model discloses convenient to use, easy operation, systematic height, the practicality is strong.

In order to achieve the above purpose, the utility model provides a following technical scheme: shock-proof type driving sprocket, including the sprocket body, fixedly connected with shock pad on the tooth lateral wall of sprocket body, draw-in groove on the lateral wall of sprocket body, the joint has the annular to inhale the sound shell in the draw-in groove, the annular is inhaled and is equipped with the acoustic absorption layer in the sound shell, and the annular still is equipped with the through-hole on inhaling the sound shell, the annular inhales the even fixedly connected with a plurality of fixed plate in top of sound shell, the position of the fixed plate that the draw-in groove corresponds is equipped with the constant head tank, still be equipped with positioning mechanism in the fixed plate.

Preferably, the both ends of fixed plate all are equipped with the notch, and all are equipped with the spring in the notch, the one end fixedly connected with inserted bar of spring, the inner wall of constant head tank is equipped with the socket, still be equipped with the spout on the fixed plate, sliding connection has the slider on the spout, the slider passes through the stay cord subassembly and is connected with the inserted bar.

Preferably, the pull rope assembly comprises a first pull rope and a second pull rope, two ends of the second pull rope are fixedly connected with the two insertion rods respectively, and two ends of the first pull rope are fixedly connected with the second pull rope and the sliding block respectively.

Preferably, the sliding block is in threaded through connection with a positioning bolt.

Preferably, one end of the inserted link is rotatably provided with a ball.

Preferably, a plurality of waist-shaped holes are uniformly formed in the chain wheel body.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses during the use, at first inhale the sound shell joint with the annular in the draw-in groove of sprocket body, the inserted bar is pegged graft in the socket of constant head tank lateral wall, alright inhale the sound shell with the annular and stabilize the installation, then the chain when the transmission on sprocket body, the chain can strike on the shock pad, absorb vibrations through the shock pad, thereby the steady operation of sprocket body has been guaranteed, when sprocket body operation noise production, inhale the sound absorbing layer in the sound shell alright absorb the noise through the annular, just can not cause noise pollution, also can not influence staff's healthy, and the annular in this equipment is inhaled the sound shell still can be convenient carries out the dismouting with the sprocket body, it is also comparatively convenient to operate.

Drawings

FIG. 1 is a schematic view of the structure of the sprocket body according to the present invention;

FIG. 2 is a schematic view of the structure of the middle sprocket body and the sound-absorbing ring shell;

fig. 3 is a schematic view of the structure of the middle ring-shaped sound-absorbing shell of the present invention;

FIG. 4 is an enlarged schematic view of the area A in FIG. 2 according to the present invention;

FIG. 5 is an enlarged schematic view of the area B in FIG. 4 according to the present invention;

fig. 6 is a schematic view of the structure of the middle insertion rod of the present invention.

Reference numerals are as follows: 1. a sprocket body; 2. a shock pad; 3. a card slot; 4. positioning a groove; 5. an annular sound-absorbing shell; 6. a fixing plate; 7. a through hole; 8. a chute; 9. a slider; 10. a first pull cord; 11. a spring; 12. inserting a rod; 13. a ball bearing; 14. a second draw cord.

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. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-6, the present invention provides a technical solution: shock-proof type driving sprocket, including sprocket body 1, fixedly connected with shock pad 2 on the tooth lateral wall of sprocket body 1, shock pad 2 is used for absorbing the vibrations that produce, draw-in groove 3 on the lateral wall of sprocket body 1, and the joint has the annular to inhale sound shell 5 in the draw-in groove 3, and the annular is inhaled and is equipped with the acoustic absorber in the sound shell 5, and the acoustic absorber is sound absorption glass cotton for absorb the noise that produces and absorb.

Referring to fig. 2-6, wherein, still be equipped with through-hole 7 on the sound shell 5 is inhaled to the annular, the even fixedly connected with a plurality of fixed plate 6 in top of sound shell 5 is inhaled to the annular, and the quantity of fixed plate 6 can set up according to actual conditions to not regarding the quantity on the description figure as the standard, and the position of fixed plate 6 that draw-in groove 3 corresponds is equipped with constant head tank 4, and sound shell 5 joint is inhaled in draw-in groove 3 to the annular, and 6 joints of fixed plate are in constant head tank 4, alright inhale sound shell 5 with the annular and install on sprocket body 1.

Referring to fig. 2-6, wherein, a positioning mechanism is further disposed in the fixing plate 6, the positioning mechanism is used for installing the fixing plate 6 in the positioning groove 4, notches are disposed at both ends of the fixing plate 6, a spring 11 is disposed in each notch, an insertion rod 12 is fixedly connected to one end of the spring 11, the insertion rod 12 is outwardly ejected out under the elastic force action of the spring 11, a socket is disposed on the inner wall of the positioning groove 4, and the insertion rod 12 is inserted into the socket, so that the annular sound-absorbing shell 5 can be fixedly installed.

Referring to fig. 3-6, wherein, a sliding groove 8 is further disposed on the fixing plate 6, a sliding block 9 is slidably connected to the sliding groove 8, and the sliding block 9 is connected to the insertion rod 12 through a pulling rope assembly: the stay cord subassembly is first stay cord 10 and second stay cord 14, the both ends of second stay cord 14 respectively with two inserted bar 12 fixed connection, the both ends of first stay cord 10 respectively with second stay cord 14 and slider 9 fixed connection, slider 9 drives first stay cord 10 work, first stay cord 10 pulling second stay cord 14, under the pulling effect of second stay cord 14, so two inserted bar 12 slide in opposite directions, do not peg graft with constant head tank 4 until inserted bar 12, then it can to take out annular sound shell 5 of inhaling.

Refer to fig. 5-6, wherein, screw thread through connection has positioning bolt on the slider 9, positioning bolt is used for with slider 9 fixed mounting in spout 8, the one end of inserted bar 12 is rotated and is installed ball 13, inhale 5 joints of sound shell in the draw-in groove 3 of sprocket body 1 with the annular, because ball 13 when the one end of inserted bar 12 rotates the installation, so the annular is inhaled the joint that sound shell 5 can be smooth and easy in draw-in groove 3, and simultaneously, 6 also smooth and easy joints of fixed plate are in constant head tank 4, then 12 automatic pegs graft in the socket of constant head tank 4 lateral walls of inserted bar, evenly be equipped with a plurality of waist shape hole on the sprocket body 1.

The working principle is as follows: during the use, at first inhale 5 joints of sound shell in draw-in groove 3 of sprocket body 1 with the ring-shaped, ball 13 when owing to the one end of inserted bar 12 rotates the installation, so the ring-shaped inhale the joint that sound shell 5 can be smooth and easy in draw-in groove 3, and simultaneously, fixed plate 6 is also smooth and easy joint in constant head tank 4, then inserted bar 12 is automatic to be pegged graft in the socket of constant head tank 4 lateral wall, through the grafting of inserted bar 12 with the socket, alright inhale sound shell 5 with the ring-shaped and stabilize the installation, need dismantle the ring-shaped when inhaling sound shell 5, two sliders 9 on the pulling fixed plate 6 slide in opposite directions, slider 9 drives first stay cord 10 work, first stay cord 10 pulling second stay cord 14, under the pulling effect of second stay cord 14, so two inserted bar 12 slides in opposite directions, up to inserted bar 12 not with inhaling sound 4 grafting of sound, then take out ring-shaped shell 5 can.

Then the chain when the transmission is gone up at sprocket body 1, the chain can impact on shock pad 2, absorb vibrations through shock pad 2, thereby the steady operation of sprocket body 1 has been guaranteed, when sprocket body 1 moves and produces the noise, inhale the sound absorption layer alright absorb the noise in sound shell 5 through the annular, just can not cause the noise pollution, also can not influence the healthy of staff, and the annular is inhaled sound shell 5 still can be convenient carry out the dismouting with sprocket body 1, it is also comparatively convenient to operate.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. Shock-proof type driving sprocket, including sprocket body (1), fixedly connected with shock pad (2), its characterized in that on the tooth lateral wall of sprocket body (1): draw-in groove (3) on the lateral wall of sprocket body (1), the joint has the annular to inhale sound shell (5) in draw-in groove (3), the annular is equipped with the sound-absorbing layer in inhaling sound shell (5), and the annular still is equipped with through-hole (7) on inhaling sound shell (5), the annular is inhaled the even fixedly connected with a plurality of fixed plate (6) in top of sound shell (5), the position of fixed plate (6) that draw-in groove (3) correspond is equipped with constant head tank (4), still be equipped with positioning mechanism in fixed plate (6).

2. The damped drive sprocket of claim 1 wherein: the both ends of fixed plate (6) all are equipped with the notch, and all are equipped with spring (11) in the notch, the one end fixedly connected with inserted bar (12) of spring (11), the inner wall of constant head tank (4) is equipped with the socket, still be equipped with spout (8) on fixed plate (6), sliding connection has slider (9) on spout (8), slider (9) are connected with inserted bar (12) through the stay cord subassembly.

3. The damped drive sprocket as set forth in claim 2, wherein: the pull rope assembly comprises a first pull rope (10) and a second pull rope (14), two ends of the second pull rope (14) are fixedly connected with the two inserted rods (12) respectively, and two ends of the first pull rope (10) are fixedly connected with the second pull rope (14) and the sliding block (9) respectively.

4. The damped drive sprocket of claim 2 wherein: and a positioning bolt is in threaded through connection with the sliding block (9).

5. The damped drive sprocket as set forth in claim 2, wherein: and one end of the inserted bar (12) is rotatably provided with a ball (13).

6. The damped drive sprocket of claim 1 wherein: the chain wheel body (1) is uniformly provided with a plurality of waist-shaped holes.

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