CN211692811U - Screw pump driving device - Google Patents

Abstract

The utility model discloses a screw pump drive arrangement, including mount pad, motor and second pivot, the top welding of mount pad has first gag lever post, the inside one side of keeping away from first gag lever post of cavity is pasted and is had first spring, the inside bottom of cavity is pasted and is had the second spring, the one end fixed mounting that the second spring was kept away from to the action bars has the carousel, one side fixed mounting of device main part has the motor, movable mounting has the second pivot in the device main part of first pivot below, the inside of mounting groove is pasted and is had the third spring, the cover is established in the second pivot in the first stopper outside and is installed the ring gear, movable mounting has reciprocal lead screw in the device main part of second pivot below. This screw pump drive arrangement utilizes spacing fixed mode to fix it on the base, is difficult to take place to become flexible because of vibrations to and can carry out elastic braking voluntarily, labour saving and time saving, and can avoid the too big device of causing the damage of braking force.

Description

Screw pump driving device

Technical Field

The utility model relates to a screw pump technical field specifically is screw pump drive arrangement.

Background

The screw pump is one of a plurality of delivery pumps, and the principle of the rotation pushing of the fan blades of the screw is mainly utilized, so that the driving force of the screw pump can bear more sundries and can be normally used compared with a common water pump and the like, the screw pump can widely move in a plurality of industries, the screw pump mainly comprises a screw conveying part and a driving device, and the existing screw pump driving device has the following problems:

1. the existing screw pump driving device is usually required to be installed on a base when in use, and an output shaft of the existing screw pump driving device is connected with a screw spindle;

2. when the existing screw pump driving device stops working, the residual materials in the existing screw pump driving device easily cause the screw pump driving device to rotate reversely, and the existing braking mode often needs manual operation and wastes time and labor.

In order to solve the problems, innovative design is urgently needed on the basis of the existing screw pump driving device.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a screw pump drive arrangement to solve above-mentioned background art and provide current screw pump drive arrangement and install easily on the base after because the operation vibrations lead to becoming flexible, influence its stability of continuous operation, and often need manual operation to go on when braking, the problem of comparatively wasting time and energy.

In order to achieve the above object, the utility model provides a following technical scheme: the screw pump driving device comprises a mounting seat, a motor and a second rotating shaft, wherein a first limiting rod is welded at the top of the mounting seat, a device main body is arranged on the mounting seat outside the first limiting rod, a cavity is reserved on the device main body at the side of the first limiting rod, a first spring is pasted on one side, away from the first limiting rod, inside the cavity, a second limiting rod is fixedly connected to one end, close to the first limiting rod, of the first spring, the second limiting rod penetrates through the cavity and extends into the first limiting rod, a limiting groove is formed in the side of the second limiting rod, a second spring is pasted at the bottom inside the cavity, an operating rod is fixedly connected to one end, away from the device main body, of the second spring and penetrates through the cavity, a rotary disc is fixedly installed at one end, away from the second spring, of the operating rod, and a third limiting rod is welded at the top of the rotary disc, a U-shaped frame is fixedly arranged on the device main body at the side of the third limiting rod, a motor is fixedly arranged at one side of the device main body, a first rotating shaft is fixedly connected with the output end of the motor, the first rotating shaft penetrates through the device main body, a first gear is fixedly sleeved at the outer side of the device main body, a second rotating shaft is movably arranged in the device main body below the first rotating shaft, a second gear is fixedly sleeved at the outer side of the second rotating shaft, a mounting groove is formed in the second rotating shaft at the side of the second gear, a third spring is adhered inside the mounting groove, a first limiting block is fixedly arranged at one end, far away from the mounting groove, of the third spring, a toothed ring is sleeved on the second rotating shaft outside the first limiting block, a second limiting block is welded at the inner side of the toothed ring, a reciprocating lead screw is movably arranged in the device main body below the second rotating shaft, and a third gear is fixedly sleeved at the middle position outside the reciprocating lead, and the movable plate is sleeved on the reciprocating screw rod at the side of the third gear, a fourth spring is fixedly mounted at the side of the movable plate, and one end, far away from the movable plate, of the fourth spring is connected with the device main body.

Preferably, the side cross-sectional shape of the limiting groove is trapezoidal, one side of the limiting groove, which is far away from the first limiting rod, is tightly attached to the operating rod, a gap is reserved between one side of the limiting groove, which is close to the first limiting rod, and the operating rod, and a relative sliding structure is formed between the limiting groove and the operating rod.

Preferably, the cross section of one end of the operating rod, which is far away from the rotating disc, is trapezoidal, and the operating rod and the device main body form a relative sliding structure.

Preferably, the side cross section of the first limiting block is trapezoidal, and the first limiting block and the mounting groove form a relative sliding structure.

Preferably, the gear ring and the second rotating shaft form a relative sliding structure, and the gear ring is in meshed connection with the third gear.

Preferably, the movable plate is in threaded connection with the reciprocating screw rod, and the movable plate and the device main body form a relative sliding structure.

Compared with the prior art, the beneficial effects of the utility model are that: the screw pump driving device is fixed on the base in a limiting and fixing mode, is not easy to loosen due to vibration, can automatically perform elastic braking, is time-saving and labor-saving, and can avoid damage to the device due to overlarge braking force;

1. the second limiting rod is driven to slide through the sliding connection between the second limiting rod and the device main body, so that the second limiting rod can slide out of the first limiting rod, or the second limiting rod can slide into the first limiting rod, the device main body can be conveniently installed, and the installation seat and the device main body are limited and fixed, so that looseness caused by factors such as vibration is not easy to occur;

2. through the sliding connection between first stopper and the mounting groove to and the hypotenuse of first stopper, the transmission between ring gear and the fly leaf is connected, can not drive the ring gear when second pivot forward rotates and rotate, and when second pivot antiport, can drive the ring gear and rotate, thereby make the fly leaf remove constantly compressing the fourth spring, carry out elastic braking, thereby can labour saving and time saving more, and can avoid the easy too big device that causes of braking force to damage.

Drawings

FIG. 1 is a schematic sectional view of the front view of the present invention;

fig. 2 is an enlarged schematic view of a portion a of fig. 1 according to the present invention;

FIG. 3 is a schematic view of the structure of the present invention;

FIG. 4 is a schematic sectional view of the gear ring of the present invention;

fig. 5 is a schematic side view of the gear ring of the present invention.

In the figure: 1. a mounting seat; 2. a first limit rod; 3. a device main body; 4. a cavity; 5. a first spring; 6. a second limiting rod; 7. a limiting groove; 8. a second spring; 9. an operating lever; 10. a turntable; 11. a third limiting rod; 12. a U-shaped frame; 13. a motor; 14. a first rotating shaft; 15. a first gear; 16. a second rotating shaft; 17. a second gear; 18. mounting grooves; 19. a third spring; 20. a first stopper; 21. a toothed ring; 22. a second limiting block; 23. a reciprocating screw rod; 24. a third gear; 25. a movable plate; 26. and a fourth spring.

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

Referring to fig. 1-5, the present invention provides a technical solution: the screw pump driving device comprises a mounting seat 1, a first limiting rod 2, a device body 3, a cavity 4, a first spring 5, a second limiting rod 6, a limiting groove 7, a second spring 8, an operating rod 9, a rotary table 10, a third limiting rod 11, a U-shaped frame 12, a motor 13, a first rotating shaft 14, a first gear 15, a second rotating shaft 16, a second gear 17, a mounting groove 18, a third spring 19, a first limiting block 20, a toothed ring 21, a second limiting block 22, a reciprocating screw rod 23, a third gear 24, a movable plate 25 and a fourth spring 26, wherein the first limiting rod 2 is welded at the top of the mounting seat 1, the device body 3 is arranged on the mounting seat 1 at the outer side of the first limiting rod 2, the cavity 4 is reserved on the device body 3 at the side of the first limiting rod 2, the first spring 5 is adhered at one side of the inner part of the cavity 4 far away from the first limiting rod 2, and the second limiting rod 6 is fixedly connected at one end, close to the first limiting rod 2, of the first spring 5, a second limiting rod 6 penetrates through the cavity 4 and extends to the inside of the first limiting rod 2, a limiting groove 7 is formed in the side of the second limiting rod 6, a second spring 8 is adhered to the bottom inside the cavity 4, an operating rod 9 is fixedly connected to one end, far away from the device main body 3, of the second spring 8, the operating rod 9 penetrates through the cavity 4, a rotating disc 10 is fixedly installed at one end, far away from the second spring 8, of the operating rod 9, a third limiting rod 11 is welded to the top of the rotating disc 10, a U-shaped frame 12 is fixedly arranged on the device main body 3 at the side of the third limiting rod 11, a motor 13 is fixedly installed on one side of the device main body 3, a first rotating shaft 14 is fixedly connected to the output end of the motor 13, the first rotating shaft 14 penetrates through the device main body 3, a first gear 15 is fixedly sleeved on the outer side of the device main body 3, and a second rotating shaft 16 is movably installed in the, a second gear 17 is fixedly sleeved on the outer side of the second rotating shaft 16, a mounting groove 18 is formed in the second rotating shaft 16 at the side of the second gear 17, a third spring 19 is adhered to the inside of the mounting groove 18, a first limiting block 20 is fixedly mounted at one end, far away from the mounting groove 18, of the third spring 19, a toothed ring 21 is fixedly sleeved on the second rotating shaft 16 at the outer side of the first limiting block 20, a second limiting block 22 is welded at the inner side of the toothed ring 21, a reciprocating screw 23 is movably mounted in the device main body 3 below the second rotating shaft 16, a third gear 24 is fixedly sleeved at the middle position of the outer side of the reciprocating screw 23, a movable plate 25 is sleeved on the reciprocating screw 23 at the side of the third gear 24, a fourth spring 26 is fixedly mounted at the side of the movable plate 25, and one end, far away from the movable plate 25, of the fourth spring 26 is connected with.

The side cross section of the limiting groove 7 is trapezoidal, one side of the limiting groove 7, which is far away from the first limiting rod 2, is tightly attached to the operating rod 9, a gap is reserved between one side of the limiting groove 7, which is close to the first limiting rod 2, and the operating rod 9, a relative sliding structure is formed between the limiting groove 7 and the operating rod 9, the side cross section of one end, which is far away from the turntable 10, of the operating rod 9 is trapezoidal, and the operating rod 9 and the device main body 3 form a relative sliding structure, so that when the operating rod 9 is pulled, the operating rod 9 extrudes the limiting groove 7 to drive the second limiting rod 6 to slide towards the direction close to the cavity 4, and the second limiting rod 6 is positioned at a position where the limiting on the first limiting rod 2 is released, and the installation by an operator is facilitated;

the side section of the first limiting block 20 is trapezoidal, the first limiting block 20 and the mounting groove 18 form a relative sliding structure, the gear ring 21 and the second rotating shaft 16 form a relative sliding structure, the gear ring 21 is engaged with the third gear 24, the movable plate 25 is in threaded connection with the reciprocating screw 23, and the movable plate 25 and the device body 3 constitute a relative sliding structure, so that when the second rotating shaft 16 rotates in the forward direction, the second stopper 22 may press the first stopper 20 into the mounting groove 18, so that the second rotating shaft 16 can normally rotate, and when the second rotating shaft 16 rotates in the opposite direction, the second limiting block 22 and the mounting groove 18 limit each other, so that the gear ring 21 rotates along with the second rotating shaft 16, and the reciprocating screw 23 is rotated, so as to drive the movable plate 25 to move back and forth along the reciprocating screw 23, compress or extend the fourth spring 26, provide a certain reaction force, and elastically brake the second rotating shaft 16.

The working principle is as follows: when the screw pump driving device is used, as shown in fig. 1, 2 and 3, when the device needs to be installed, the operation rod 9 is pulled upwards through the sliding connection between the operation rod 9 and the device body 3 and the elasticity of the second spring 8, the operation rod 9 is extruded on the inclined edge of the limiting groove 7 through the inclined edge at the bottom of the operation rod 9, the sliding connection between the second limiting rod 6 and the device body 3 is realized, the elasticity of the first spring 5 enables the operation rod 9 to drive the second limiting rod 6 to slide into the cavity 4 when moving upwards, at the moment, the third limiting rod 11 is rotated to be clamped above the U-shaped frame 12 through the turntable 10, the operation rod 9 is loosened, the position of the second limiting rod 6 is fixed, the concave part at the bottom of the device body 3 is aligned with the first limiting rod 2, the device body 3 is placed on the installation seat 1, the third limiting rod 11 is pulled and rotated, the U-shaped frame 12 is enabled to release the limit of the third limiting rod 11, the third limiting rod 11 is loosened, the second limiting rod 6 slides towards the direction far away from the cavity 4 again under the elastic action of the second spring 8 and the first spring 5 until the second limiting rod 6 slides into the first limiting rod 2, the first limiting rod 2 is limited and fixed, the mounting seat 1 and the device main body 3 are limited and fixed, the operation is convenient, and looseness caused by vibration and other conditions is not easy to occur;

as shown in fig. 1, after the installation is completed, the device is powered on, the motor 13 is turned on to drive the first rotating shaft 14 to rotate, the rotation is adjusted through the mutual matching of the first gear 15 and the second gear 17 to drive the second rotating shaft 16 to rotate, so that the screw spindle connected to the second rotating shaft 16 rotates forward to carry out conveying work, when braking is needed, the motor 13 is turned off, under the action of gravity of materials, the screw spindle drives the second rotating shaft 16 to rotate reversely, as shown in fig. 4 and 5, through the sliding connection between the first limiting block 20 and the mounting groove 18 and the elasticity of the third spring 19, when the second rotating shaft 16 rotates forward, the inclined edge of the second limiting block 22 contacts with the inclined edge of the first limiting block 20 to extrude the first limiting block 20 into the mounting groove 18, so that the second rotating shaft 16 can normally rotate, and when the second rotating shaft 16 rotates reversely, the second limiting block 22 limits the first limiting block 20, so that the second rotating shaft 16 drives the toothed ring 21 to rotate along with the first limiting block, the toothed ring 21 is meshed with the third gear 24 to enable the reciprocating screw rod 23 to rotate along with the first limiting block, the movable plate 25 is connected with the reciprocating screw rod 23 through threads, and the movable plate 25 is connected with the device main body 3 in a sliding manner to enable the movable plate 25 to move back and forth along the reciprocating screw rod 23 and drive the fourth spring 26 to be compressed or extended continuously, so that a certain elastic reaction force is provided, the rotation of the second rotating shaft 16 and the toothed ring 21 is subjected to a certain range of elastic reaction force, and the second rotating shaft 16 can continuously tend to stop until the second rotating shaft stops completely, so that manual operation is not needed for braking, and the device is not easily damaged.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims (6)

1. Screw pump drive arrangement, including mount pad (1), motor (13) and second pivot (16), its characterized in that: the top of the mounting seat (1) is welded with a first limiting rod (2), a device main body (3) is arranged on the mounting seat (1) at the outer side of the first limiting rod (2), a cavity (4) is reserved on the device main body (3) at the side of the first limiting rod (2), a first spring (5) is pasted on one side of the interior of the cavity (4) far away from the first limiting rod (2), a second limiting rod (6) is fixedly connected with one end, close to the first limiting rod (2), of the first spring (5), the second limiting rod (6) penetrates through the cavity (4) and extends to the interior of the first limiting rod (2), a limiting groove (7) is formed in the side of the second limiting rod (6), a second spring (8) is pasted at the bottom of the interior of the cavity (4), and an operating rod (9) is fixedly connected with one end, far away from the device main body (3), of the second spring (8), an operating rod (9) penetrates through the cavity (4), a rotary disc (10) is fixedly installed at one end, far away from the second spring (8), of the operating rod (9), a third limiting rod (11) is welded to the top of the rotary disc (10), a U-shaped frame (12) is fixedly arranged on the device main body (3) at the side of the third limiting rod (11), a motor (13) is fixedly installed at one side of the device main body (3), a first rotating shaft (14) is fixedly connected to the output end of the motor (13), the first rotating shaft (14) penetrates through the device main body (3), a first gear (15) is fixedly sleeved on the outer side of the device main body (3), a second rotating shaft (16) is movably installed in the device main body (3) below the first rotating shaft (14), a second gear (17) is fixedly sleeved on the outer side of the second rotating shaft (16), and a mounting groove (18) is formed in the second rotating shaft (16) at the side of the second gear (17), a third spring (19) is stuck in the mounting groove (18), a first limiting block (20) is fixedly mounted at one end of the third spring (19) far away from the mounting groove (18), a toothed ring (21) is sleeved on the second rotating shaft (16) at the outer side of the first limiting block (20), a second limiting block (22) is welded on the inner side of the gear ring (21), a reciprocating screw rod (23) is movably arranged in the device main body (3) below the second rotating shaft (16), a third gear (24) is sleeved and fixed at the middle position of the outer side of the reciprocating screw rod (23), and a movable plate (25) is sleeved on the reciprocating screw rod (23) at the side of the third gear (24), a fourth spring (26) is fixedly arranged at the edge side of the movable plate (25), and one end of the fourth spring (26) far away from the movable plate (25) is connected with the device main body (3).

2. A screw pump drive according to claim 1, wherein: the side cross-sectional shape of spacing groove (7) is trapezoidal, and one side that first gag lever post (2) was kept away from in spacing groove (7) closely laminates with action bars (9) to leave the clearance between one side that spacing groove (7) are close to first gag lever post (2) and action bars (9), constitute relative sliding structure between spacing groove (7) and action bars (9) moreover.

3. A screw pump drive according to claim 1, wherein: the cross section of one end side of the operating rod (9) far away from the rotary table (10) is trapezoidal, and the operating rod (9) and the device main body (3) form a relative sliding structure.

4. A screw pump drive according to claim 1, wherein: the side section of the first limiting block (20) is trapezoidal, and the first limiting block (20) and the mounting groove (18) form a relative sliding structure.

5. A screw pump drive according to claim 1, wherein: the gear ring (21) and the second rotating shaft (16) form a relative sliding structure, and the gear ring (21) is in meshed connection with the third gear (24).

6. A screw pump drive according to claim 1, wherein: the movable plate (25) is in threaded connection with the reciprocating screw rod (23), and the movable plate (25) and the device main body (3) form a relative sliding structure.

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