CN211950899U

CN211950899U - Deep well pump with anti-reversion device

Info

Publication number: CN211950899U
Application number: CN202020477225.7U
Authority: CN
Inventors: 郭福和; 郭开元
Original assignee: Jilin Orient Petrochemical Pump Co ltd
Current assignee: Jilin Orient Petrochemical Pump Co ltd
Priority date: 2020-04-03
Filing date: 2020-04-03
Publication date: 2020-11-17
Anticipated expiration: 2030-04-03

Abstract

The utility model discloses a take deep-well pump of anti-device that turns back, which comprises a pump body, the motor is installed to pump body inner chamber bottom, the inside rotation of motor is connected with the transmission shaft, motor one end fixedly connected with casing, the inside toothed disc that is equipped with of casing, the equal meshing of a toothed disc both sides is connected with No. two toothed discs, fixed surface is connected with the cylinder axle under No. two toothed discs, the cylinder is installed to No. two toothed discs tops, cylinder one end swing joint has the ejector pin, brake mechanism is installed to ejector pin one end, brake mechanism includes the connecting plate, surface mounting has ceramic brake block under the connecting plate, the utility model discloses simple structure, use cost is low, through adopting ceramic brake block, not only does not wear and tear the mating member, and life is longer moreover.

Description

Deep well pump with anti-reversion device

Technical Field

The utility model relates to a deep-well pump technical field specifically is a deep-well pump of anti-reversion device in area.

Background

The deep well pump is characterized in that a motor and a pump are integrated into a whole, the deep well pump is immersed in an underground well for pumping and conveying water, and is widely applied to farmland drainage and irrigation, industrial and mining enterprises, urban water supply and drainage, sewage treatment and the like. Since the motor is submerged at the same time, the structural requirements for the motor are more specific than those for a general motor. The structure of the motor is divided into 4 types, namely dry type, semi-dry type, oil-filled type and wet type. Before starting the pump, the suction tube and the pump must be filled with liquid. After the pump is started, the impeller rotates at a high speed, the liquid in the impeller rotates along with the blades, the liquid flies away from the impeller and is ejected outwards under the action of centrifugal force, the speed of the ejected liquid in the pump shell diffusion chamber gradually becomes slow, the pressure of the ejected liquid gradually increases, and then the ejected liquid flows out from the pump outlet and the discharge pipe. At this time, a vacuum low-pressure area without air and liquid is formed at the center of the blade because the liquid is thrown to the periphery, the liquid in the liquid pool flows into the pump through the suction pipe under the action of the atmospheric pressure of the pool surface, and the liquid is continuously sucked from the liquid pool and continuously flows out from the discharge pipe.

Under normal conditions, the deep-well pump is strictly prohibited to rotate reversely, so that abrasion is generated on the standby pump, meanwhile, the power for starting the pump is greatly increased, and the energy consumption of the device is increased.

However, the existing deep well pump with the anti-reverse device mainly has the following disadvantages:

1. the existing deep well pump with the anti-reversion device has a complex anti-reversion mechanism design, so the cost is high.

2. The existing brake mechanism of the deep-well pump with the anti-reversion device not only has large abrasion to mating parts, but also has short service life.

Disclosure of Invention

The utility model aims to provide a deep-well pump with an anti-reversion device, which aims to solve the problems that the design of the anti-reversion mechanism of the existing deep-well pump with the anti-reversion device in the background technology is more complicated, so the cost is higher; the existing brake mechanism of the deep-well pump with the anti-reversion device not only has large abrasion to mating parts, but also has short service life.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a deep-well pump of anti-device that turns back in area, includes the pump body, the motor is installed to pump body inner chamber bottom, the inside rotation of motor is connected with the transmission shaft, motor one end fixedly connected with casing, the inside toothed disc that is equipped with of casing, equal meshing connection in toothed disc both sides has No. two toothed discs, No. two toothed discs under surface fixedly connected with cylinder axle, the cylinder is installed to No. two toothed discs top, cylinder one end swing joint has the ejector pin, brake mechanism is installed to ejector pin one end, brake mechanism includes the connecting plate, connecting plate under surface mounting has ceramic brake block.

Preferably, the transmission shaft penetrates through the shell, and the part of the transmission shaft, which is positioned inside the shell, is locked through a component inside the shell, so that the transmission shaft can be effectively transmitted.

Preferably, the cover plate is detachably connected to one end of the shell, through holes are symmetrically formed in the inner side of the cover plate, and the through holes are formed in the cover plate, so that a pipeline can conveniently penetrate through the through holes to be connected with the air cylinder.

Preferably, the center of the first gear disc is penetrated by the transmission shaft, one end of the cylindrical shaft is provided with the bearing, and the inner ring of the bearing is rotatably connected with the cylindrical shaft, so that the resistance of the second gear disc in the rotating process can be effectively reduced, and the convolution precision of the second gear disc is ensured.

Preferably, the other end of the cylinder is fixedly connected with a base, and the base is connected with the small surface of the cover plate through a bolt, so that the cylinder is convenient to mount and dismount.

Preferably, the connecting plate is connected with the ejector rod in a welding mode, the ceramic brake pad protrudes out of the lower surface of the connecting plate and is in contact with the second gear disc through the ceramic brake pad, and therefore rapid braking of the second gear disc is achieved.

The utility model provides a deep-well pump of anti-device that turns back in area possesses following beneficial effect:

(1) the utility model discloses a toothed disc is located inside the casing, and the axis of rotation passes the casing, the transmission shaft passes from toothed disc center department simultaneously, it rotates to drive toothed disc No. one through the transmission shaft, thereby make toothed disc drive No. two toothed disc rotate, a toothed disc and No. two steady smooth-going of toothed disc transmission, high-pressure gas is gone into through toward cylinder inside to the air pump, thereby extrude the ejector pin from cylinder inside, make brake mechanism and No. two toothed disc upper surfaces laminate mutually, No. two toothed disc can rapid stall under the effect of frictional force, because No. two toothed disc and a toothed disc meshing are connected, thereby make a toothed disc and transmission shaft bring up a halt simultaneously, thereby it is spacing to the transmission shaft, prevent its reversal, moreover, the steam generator is simple in structure, and low in use cost.

(2) The utility model discloses ceramic brake block protrusion is in the connecting plate lower surface, and ceramic brake block comprises mineral fiber, aramid fiber and ceramic fiber, and ceramic type brake block is not only cleaner quiet to when providing excellent brake performance, the mating parts that do not wear and tear, life is longer moreover.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the first gear plate and the bottom structure of the present invention;

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

fig. 4 is a schematic structural diagram of the brake mechanism of the present invention.

In the figure: 1. a pump body; 2. a motor; 201. a rotating shaft; 3. a housing; 301. a cover plate; 302. a through hole; 4. a first gear plate; 401. a second gear plate; 402. a cylindrical shaft; 403. a bearing; 5. a cylinder; 501. a top rod; 502. a base; 6. a brake mechanism; 601. a connecting plate; 602. a ceramic brake pad.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

As shown in fig. 1-4, the utility model provides a technical solution: the utility model provides a deep-well pump of anti-device that turns back in area, includes the pump body 1, motor 2 is installed to 1 inner chamber bottom of the pump body, 2 internal rotations of motor are connected with transmission shaft 201, 2 one end fixedly connected with casings 3 of motor, 3 inside gear plates 4 that are equipped with of casing, 4 both sides of gear plate all the meshing is connected with No. two gear plates 401, No. two gear plates 401 lower fixed surface is connected with cylinder axle 402, No. two gear plates 401 top installs cylinder 5, 5 one end swing joint of cylinder has ejector pin 501, brake mechanism 6 is installed to ejector pin 501 one end, brake mechanism 6 includes connecting plate 601, surface mounting has ceramic brake piece 602 under connecting plate 601.

When the pump body 1 is powered on, the motor 2 drives the rotating shaft 201 to operate, the first gear disc 4 is positioned inside the shell 3, the rotating shaft 201 penetrates through the shell, the transmission shaft 201 penetrates through the center of the first gear disc 4, the first gear disc 4 is driven to rotate through the transmission shaft 201, so that the first gear disc 4 drives the second gear disc 401 to rotate, the first gear disc 4 and the second gear disc 401 are stably and smoothly transmitted, the operation is reliable and compact, the air pump is externally connected with the air cylinder 5 and pushes high-pressure air into the air cylinder 5 to press the ejector rod 501 out of the air cylinder 5, the brake mechanism 6 is attached to the upper surface of the second gear disc 401, the second gear disc 401 can rapidly stop rotating under the action of friction force, and the first gear disc 4 and the transmission shaft 201 are in meshed connection, so that the first gear disc 4 and the transmission shaft 201 stop operating simultaneously, thereby carry on spacingly to transmission shaft 201, prevent its reversal, moreover, the steam generator is simple in structure, low in use cost, include connecting plate 601 through brake mechanism 6, connecting plate 601 lower surface mounting has ceramic brake block 602, connecting plate 601 links to each other with ejector pin 501 welding, ceramic brake block 602 protrusion in connecting plate 601 lower surface, ceramic brake block 602 is by mineral fiber, aramid fiber and ceramic fiber constitute, for current with the mature technology, ceramic type brake block 602 is not only cleaner and quiet, and when providing excellent brake performance, wearing and tearing mating parts not, and life is longer.

The transmission shaft 201 penetrates through the shell 3, and the transmission shaft 201 can be effectively transmitted by locking the part of the transmission shaft 201 inside the shell 3 through the components inside the shell 3.

One end of the shell 3 is detachably connected with a cover plate 301, through holes 302 are symmetrically formed in the inner side of the cover plate 301, and the cover plate 302 is provided with the through holes 302, so that a pipeline can conveniently penetrate through the through holes 302 to be connected with the air cylinder 5.

The center of the first gear disc 4 is penetrated by the transmission shaft 201, one end of the cylindrical shaft 402 is provided with the bearing 403, and the inner ring of the bearing 403 is rotatably connected with the cylindrical shaft 402, so that the resistance of the second gear disc 402 in the rotating process can be effectively reduced, and the convolution precision of the second gear disc 402 can be ensured.

The other end of the cylinder 5 is fixedly connected with a base 502, and the base 502 is connected with the small surface of the cover plate 301 through bolts, so that the cylinder 5 is convenient to mount and dismount.

The connecting plate 601 is connected with the ejector rod 501 in a welding mode, the ceramic brake pads 602 protrude out of the lower surface of the connecting plate 601 and are in contact with the second gear disc 402 through the ceramic brake pads 602, and therefore rapid braking of the second gear disc 402 is achieved.

It should be noted that, in the deep well pump with the anti-reverse device, when working, the bottom of the inner cavity of the pump body 1 is provided with the motor 2, the inner part of the motor 2 is rotatably connected with the transmission shaft 201, one end of the motor 2 is fixedly connected with the shell 3, the inner part of the shell 3 is provided with the first gear disc 4, two sides of the first gear disc 4 are respectively in meshing connection with the second gear disc 401, the lower surface of the second gear disc 401 is fixedly connected with the cylindrical shaft 402, the upper part of the second gear disc 401 is provided with the air cylinder 5, one end of the air cylinder 5 is movably connected with the ejector rod 501, one end of the ejector rod 501 is provided with the brake mechanism 6, the brake mechanism 6 comprises a connecting plate 601, the lower surface of the connecting plate 601 is provided with the ceramic brake block 602, when the pump body 1 is powered on, the motor 2 drives the rotating shaft 201 to, the first gear disc 4 is driven to rotate through the transmission shaft 201, so that the first gear disc 4 drives the second gear disc 401 to rotate, the first gear disc 4 and the second gear disc 401 are stably and smoothly transmitted, the work is reliable, the structure is compact, the air pump is externally connected with the air cylinder 5, the air pump injects high-pressure air into the air cylinder 5, so that the ejector rod 501 is extruded out of the air cylinder 5, the brake mechanism 6 is attached to the upper surface of the second gear disc 401, the second gear disc 401 can rapidly stop rotating under the action of friction force, the first gear disc 4 and the transmission shaft 201 simultaneously stop operating due to the meshing connection of the second gear disc 401 and the first gear disc 4, so that the transmission shaft 201 is limited, the reverse rotation of the transmission shaft is prevented, the structure is simple, the use cost is low, the ceramic brake block 602 is installed on the lower surface of the connection plate 601 through the brake mechanism 6, the connection plate 601 is connected with the ejector rod 501 in a welding, the ceramic brake block 602 protrudes out of the lower surface of the connecting plate 601, the ceramic brake block 602 is composed of mineral fibers, aramid fibers and ceramic fibers, and is a mature technology in the prior art, the ceramic brake block 602 is cleaner and quieter, does not wear a mating part while providing excellent brake performance, and has a longer service life, the transmission shaft 201 penetrates through the shell 3, the part of the transmission shaft 201 inside the shell 3 is locked through a component inside the shell 3, the transmission shaft 201 can be effectively transmitted, one end of the shell 3 is detachably connected with the cover plate 301, the inner side of the cover plate 301 is symmetrically provided with the through holes 302, a pipeline can conveniently penetrate through the through holes 302 to be connected with the air cylinder 5 by arranging the through holes 302 on the cover plate 302, the center of the first gear disc 4 is penetrated through by the transmission shaft 201, one end of the cylindrical shaft 402 is provided with the bearing 403, and the inner ring of the bearing 403 is rotatably connected with the cylindrical shaft 402, so, simultaneously guarantee the precision of circling round of No. two toothed disc 402, cylinder 5 other end fixedly connected with base 502, base 502 links to each other with apron 301 small surface through the bolt, is convenient for to cylinder 5 installation and dismantlement, and connecting plate 601 links to each other with ejector pin 501 welding, and ceramic brake block 602 protrusion is in connecting plate 601 lower surface, contacts through ceramic brake block 602 and No. two toothed disc 402 to the realization is to the quick brake of No. two toothed disc 402.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that 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

1. The utility model provides a deep-well pump of anti-device that turns back in area, includes pump body (1), its characterized in that: motor (2) are installed to the pump body (1) inner chamber bottom, motor (2) inside rotation is connected with transmission shaft (201), motor (2) one end fixedly connected with casing (3), casing (3) inside is equipped with toothed disc (4) No. one, toothed disc (4) both sides all meshing is connected with No. two toothed discs (401), No. two toothed discs (401) lower fixed surface is connected with cylinder axle (402), cylinder (5) are installed to No. two toothed discs (401) top, cylinder (5) one end swing joint has ejector pin (501), brake mechanism (6) are installed to ejector pin (501) one end, brake mechanism (6) include connecting plate (601), connecting plate (601) lower surface mounting has ceramic brake piece (602).

2. The deep-well pump with anti-reverse device of claim 1, characterized in that: the transmission shaft (201) penetrates through the shell (3).

3. The deep-well pump with anti-reverse device of claim 1, characterized in that: casing (3) one end can be dismantled and be connected with apron (301), through-hole (302) have been seted up to apron (301) inboard symmetry.

4. The deep-well pump with anti-reverse device of claim 1, characterized in that: the center of the first gear disc (4) is penetrated by a transmission shaft (201), one end of the cylindrical shaft (402) is provided with a bearing (403), and the inner ring of the bearing (403) is rotatably connected with the cylindrical shaft (402).

5. The deep-well pump with anti-reverse device of claim 1, characterized in that: the other end of the cylinder (5) is fixedly connected with a base (502).

6. The deep-well pump with anti-reverse device of claim 1, characterized in that: the connecting plate (601) is connected with the ejector rod (501) in a welding mode, and the ceramic brake pad (602) protrudes out of the lower surface of the connecting plate (601).