CN211692974U

CN211692974U - Submersible pump

Info

Publication number: CN211692974U
Application number: CN201921294332.XU
Authority: CN
Inventors: 孙仙友; 陈平
Original assignee: Zhejiang Lyumei Pump Co ltd
Current assignee: Lvmei Pump Industry Co Ltd
Priority date: 2019-08-09
Filing date: 2019-08-09
Publication date: 2020-10-16
Anticipated expiration: 2029-08-09

Abstract

The utility model discloses a submersible pump relates to pumping device, is used for solving the problem that the interception screen panel takes place to warp and damage the impeller with the contact of submarine stone, which comprises a pump body, set up the water inlet in pump body bottom surface, the one end of water inlet is seted up to the pump body is installed and is prevented that the foreign matter from getting into the interception screen panel of the pump body, is fixed with the buffer gear who is used for reducing pump body inclination on the face of the interception screen panel dorsad pump body, and buffer gear includes the fixed plate, buffer spring, activity piece, and the fixed plate is fixed on the face of the interception screen panel dorsad pump body, and buffer spring's one end is fixed on the face of the fixed plate dorsad interception screen panel, and. The advantages are that: the buffer spring plays a role in buffering when the pump body contacts the water bottom, so that the impact force received when the interception mesh enclosure is in contact with stones is reduced, the deformation of the interception mesh enclosure is reduced, and the impeller is not easy to damage.

Description

Submersible pump

Technical Field

The utility model relates to a pumping device, in particular to immersible pump.

Background

The submersible pump is an important device for pumping water from deep wells, and when the submersible pump is used, the whole unit is submerged into water to work, so that underground water is pumped to the ground surface, and the submersible pump is an important device for domestic water, mine emergency rescue, industrial cooling and farmland irrigation, and can also be used for fountain landscape.

The invention with publication number CN105041718A discloses a submersible pump with a pressure maintaining device capable of adjusting the volume of an oil storage cavity of the submersible pump, which comprises a motor, an impeller, a water inlet, a water outlet and a filter screen, wherein the motor is turned on during work, a motor rotor drives the impeller to rotate at a high speed, liquid enters a pump body from the water inlet after passing through the filter screen and rotates along with a blade, and the liquid is pressed out of a drain pipe under the action of centrifugal force, so that the effect of water lifting is achieved.

In the above-mentioned mechanism, after the pump body is put into the aquatic, filter screen panel and submarine stone and take place the striking and make easily that filter screen panel takes place sunken deformation, and the filter screen panel of indent may take place to contact with the impeller, and the high-speed pivoted impeller contact foreign matter of during operation takes place to damage easily.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a immersible pump can slow down the speed when filtering screen panel and stone contact, reduces the deformation of filtering screen panel for the stone is difficult to contact with the impeller, thereby makes the impeller not fragile.

The above technical purpose of the present invention can be achieved by the following technical solutions: the utility model provides a submersible pump, includes the pump body, sets up at the water inlet of pump body bottom surface, installs the interception screen panel on the water inlet, be fixed with buffer gear on the face of the interception screen panel dorsad pump body, buffer gear includes fixed plate, buffer spring, movable plate, the fixed plate is fixed on the face of the interception screen panel dorsad pump body, buffer spring fixes on the fixed plate, the movable plate is fixed in the one end that buffer spring kept away from the fixed plate.

By adopting the scheme: when the pump body got into aquatic, the movable plate at first with the submarine contact, buffer spring compressed play the cushioning effect behind movable plate and the submarine contact for the tenesmus speed of the whole pump body slows down, and the pump body tenesmus speed slows down, can reduce the impact force that receives when filtering screen panel and bellying contact, makes the deflection of interception screen panel reduce, and the interception screen panel is difficult to take place the contact with the impeller, thereby makes the impeller not fragile.

The utility model discloses further set up to: the movable pieces are provided with a plurality of blocks, the movable pieces are connected end to form a ring, and each movable piece is connected with the fixed plate through different buffer springs.

When the movable piece has a department to offset with submarine stone, take place to buckle easily and warp, the immersible pump goes out water and is not steady when placing on the plane behind the movable piece is buckled, through adopting above-mentioned scheme, every activity piece homoenergetic is by the roof pressure alone, when an activity piece contacts with submarine stone, this activity piece is by the stone jack-up, and other activity pieces continue to push down, the small volume of activity piece is less difficult to take place to buckle and warp, even the activity piece by the jack-up takes place to warp, the deformation volume is less relatively, it is less to the influence of whole movable piece. The movable sheet forms a ring shape, water can enter the pump body from the inner ring of the movable sheet, and the water inlet speed of the pump body is improved, so that the working efficiency is improved.

The utility model discloses further set up to: and a reinforcing ring is fixed on the outer side wall of the intercepting net cover along the circumferential direction of the intercepting net cover.

Through adopting above-mentioned scheme, the reinforcing ring plays the reinforcing effect, receives when assaulting or extrudeing when the interception screen panel side, and the reinforcing ring has the power of a support to the interception screen panel to make the interception screen panel be difficult to warp. On the other hand, the reinforcing ring can block some great foreign matters such as leaf plastic bags, prevent that the foreign matter from because the interception screen panel is hugged closely to the suction of water pump, influencing the water pump and intaking to the work efficiency of guarantee water pump.

The utility model discloses further set up to: the utility model discloses a novel intercepting screen panel, including intercepting screen panel, installation ring, installation slide, the lateral wall of intercepting screen panel towards pump body one end is fixed with two at least lugs on the lateral wall, form the collar that supplies the intercepting screen panel to connect on the pump body, offer along the collar axial on the collar inner wall and supply lug male mounting groove, offer along collar circumference on the inner wall of collar and supply the gliding installation slide of lug, the installation slide communicates with each other with the mounting groove, and the intercepting screen panel passes through the mode in the lug embedding installation slide and installs on the pump body, is equipped with on the collar to be used for restricting.

Through adopting above-mentioned scheme, when demolising the interception screen panel, open fixed establishment, it can extract the interception screen panel when the lug aligns the installation slide to rotate the interception screen panel, during the installation, align the lug with the installation groove after insert the interception screen panel in the mounting ring, the interception screen panel is rotated to power slightly when inserting, the interception screen panel is rotated after the lug aligns the installation slide, in the lug embedding installation slide, close the fixed interception screen panel of fixed establishment, thereby realize the removable purpose of the pump body that separates of interception screen panel, be convenient for to the inside cleanness of interception screen panel and be convenient for change the interception screen panel.

The utility model discloses further set up to: the fixing mechanism comprises jacks, slots and bolts, the jacks are arranged on the face, back to the pump body, of the mounting ring, the jacks are communicated with the mounting slide ways, the slots are arranged on the face, back to the pump body, of the protruding block, the bolts are inserted into the slots and embedded into the slots after penetrating through the jacks, and locking mechanisms used for fixing the bolts in the slots are arranged on the mounting ring.

By adopting the scheme, the bolt is inserted into the jack and is embedded into the slot, after the bolt is fixed by the locking mechanism, the side wall of the bolt is abutted against the side walls of the slot and the jack, so that the rotation of the convex block in the installation slide way is limited, the rotation of the intercepting net cover is limited, and the purpose of fixing the intercepting net cover is achieved.

The utility model discloses further set up to: the locking mechanism comprises a clamping block, a clamping groove and a slide way, the clamping block is fixed on the side wall of the bolt, the clamping groove is formed in the side wall of the mounting ring and communicated with the jack, the slide way is formed in the side wall of the mounting ring where the jack is formed, the slide way is communicated with the jack in a cross mode, the clamping block is embedded into the clamping groove after penetrating through the slide way, and an anti-rotation mechanism for preventing the bolt from rotating is arranged on the mounting ring.

Through adopting above-mentioned scheme, aim at the slide with the fixture block and insert the jack, rotate the bolt with strength slightly when male, the lateral wall of fixture block and the lateral wall counterbalance bolt of slide can't be rotated this moment, when fixture block embedding joint inslot, the bolt is rotated, and the fixture block offsets with the lateral wall in joint groove, and the rethread prevents the rotation of mechanism restriction bolt to reach and fix the bolt in the purpose of jack.

The utility model discloses further set up to: prevent changeing the mechanism and include fixed slot, ejection spring, the fixed slot is seted up and is located the lateral wall that the pump body one side was kept away from in the joint groove at the collar, and joint groove, jack all are linked together with the fixed slot, and the width of fixed slot is less than the width in joint groove, ejection spring fixes the tank bottom at the slot, and ejection spring's length direction parallels with the degree of depth direction of slot.

Through adopting above-mentioned scheme, when the bolt inserted the jack and imbed the slot in, the bolt pressure was held the ejection spring, because the elasticity of spring, the ejection spring has the trend of recovering towards original length, the bolt has the trend of being promoted outward by the ejection spring to the jack, when the fixture block is punctual relatively with the fixed slot, the ejection spring pushes the fixture block into the fixed slot through promoting the bolt, and make the fixture block tightly support on the lateral wall of fixed slot, the lateral wall of fixture block offsets with the lateral wall of fixed slot, the rotation of fixture block has been restricted, thereby reach the pivoted purpose of restriction bolt.

The utility model discloses further set up to: and a holding piece convenient for rotating the bolt is fixed at the part outside the bolt position mounting ring.

Through adopting above-mentioned scheme, operating personnel can hold between the fingers and rotate on holding between the fingers the piece when rotating the bolt, holds between the fingers the piece and gives a point of application of force of finger for it is more convenient when operating personnel rotates the bolt.

To sum up, the utility model discloses following beneficial effect has:

1. when the immersible pump was put into the aquatic, the movable plate earlier with the submarine contact, buffer spring was compressed this moment and is played the cushioning effect for whole pump body tenesmus speed slows down, impact force when having reduced interception screen panel and submarine stone contact, makes the deflection of interception net reduce, thereby makes the impeller not fragile.

2. The interception screen panel can be dismantled, more makes things convenient for the cleanness and the change to the interception screen panel, prevents that the mesh from blockking up the pumping efficiency that leads to the immersible pump and reducing.

Drawings

FIG. 1 is a schematic view of the structure of a submersible pump;

FIG. 2 is a schematic view of the construction of the mounting ring;

FIG. 3 is an enlarged view at A in FIG. 2;

FIG. 4 is an enlarged view at B in FIG. 2;

fig. 5 is an enlarged view at C in fig. 2.

Reference numerals: 1. a pump body; 11. a water inlet; 12. a mounting ring; 121. mounting grooves; 122. installing a slideway; 2. intercepting a mesh enclosure; 21. a reinforcing ring; 22. a bump; 3. a buffer mechanism; 31. a fixing plate; 32. a buffer spring; 33. a movable plate; 4. a fixing mechanism; 41. a jack; 42. a slot; 43. a bolt; 431. a kneading sheet; 5. a locking mechanism; 51. a clamping block; 52. a clamping groove; 521. fixing grooves; 53. a slideway; 6. pushing against the spring.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

As shown in fig. 1, a submersible pump includes a pump body 1, a water inlet 11 is provided at one end of the pump body 1 close to an impeller of the pump body 1, a mounting ring 12 is fixed on a surface of the pump body 1 where the water inlet 11 is provided, two mounting grooves 121 are provided on an inner wall of the mounting ring 12 along an axial direction of the mounting ring 12, and the two mounting grooves 121 are arranged centrosymmetrically with a circle center of the mounting ring 12 as a symmetry point. An installation slideway 122 is arranged on the inner wall of the installation ring 12 along the circumferential direction of the installation ring 12, and the installation slideway 122 is communicated with the deepest part of the installation groove 121.

An intercepting screen 2 is installed in the mounting ring 12, and a reinforcing ring 21 is fixed on the outer side wall of the intercepting screen 2 along the circumferential direction of the intercepting screen 2. Two convex blocks 22 are fixed on the side wall of the intercepting net cover 2, and the intercepting net cover 2 is installed in the installation ring 12 in a manner that the convex blocks 22 are embedded into the installation slide ways 122. The two mounting grooves 121 are arranged with the circle center of the mounting ring 12 as the center of symmetry, so that the acting force of the projection 22 on the intercepting screen 2 is more balanced after the projection 22 is embedded into the mounting slideway 122, the intercepting screen 2 is more stable when being mounted in the mounting ring 12, and the mounting ring 12 is provided with the fixing mechanism 4 for limiting the rotation of the intercepting screen 2.

As shown in fig. 2 and fig. 3, the fixing mechanism 4 includes a receptacle 41, a slot 42, and a latch 43, the receptacle 41 is opened on a surface of the mounting ring 12 facing away from the pump body 1, and the receptacle 41 is communicated with the mounting slideway 122. The insertion groove 42 is opened on the surface of the projection 22 opposite to the pump body 1, the plug pin 43 is inserted into the insertion hole 41, the plug pin 43 penetrates through the insertion hole 41 and then is embedded into the insertion groove 42, two pinching sheets 431 are fixed on the side wall of the plug pin 43 positioned at the outer part of the mounting ring 12, and the locking mechanism 5 for fixing the plug pin 43 in the insertion hole 41 is arranged on the mounting ring 12.

The locking mechanism 5 comprises two blocks 51, a locking groove 52 and two slide ways 53, wherein the two blocks 51 are fixed on the side wall of the bolt 43 (as shown in fig. 5). The clamping groove 52 is opened on the side wall of the mounting ring 12, and the clamping groove 52 is communicated with the insertion hole 41. The slide way 53 is arranged on the side wall of the mounting ring 12 provided with the insertion hole 41, the slide way 53 is in cross communication with the insertion hole 41, and the fixture block 51 passes through the slide way 53 and enters the clamping groove 52.

Be provided with on the collar 12 and be used for preventing that bolt 43 pivoted from preventing changeing the mechanism, prevent changeing the mechanism and include fixed slot 521, ejection spring 6, fixed slot 521 is seted up on the lateral wall of collar 12, and fixed slot 521 is located the one side that the pump body 1 was kept away from to joint groove 52, and jack 41, joint groove 52 all communicate with each other with fixed slot 521, and ejection spring 6 fixes on the bottom surface of slot 42, and the length direction of ejection spring 6 parallels with the degree of depth direction of slot 42.

As shown in fig. 1, a buffer mechanism 3 is fixed on a surface of the intercepting screen 2 facing away from the pump body 1, the buffer mechanism 3 includes a fixed plate 31, a plurality of buffer springs 32, and a movable plate 33, the fixed plate 31 is annular, and the fixed plate 31 is fixed on a surface of the intercepting screen 2 facing away from the pump body 1. One end of each buffer spring 32 is fixed on the fixed plate 31, the movable plates 33 are fixed at one end of each buffer spring 32 far away from the pump body 1, and the movable plates 33 are connected end to form a ring.

The specific implementation process comprises the following steps: during operation, operating personnel puts into the aquatic with the pump body 1, and movable plate 33 at first contacts with the bottom, and after movable plate 33 contacted with the bottom, buffer spring 32 was compressed and was played the cushioning effect, has slowed down the speed of weighing down of the pump body 1 for the impact force that receives when intercepting screen panel 2 contacted with submarine stone reduces, thereby reduces intercepting screen panel 2 deformation volume, makes the impeller not fragile.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.

Claims

1. The utility model provides a submersible pump, includes the pump body (1), set up water inlet (11) in the pump body (1) bottom surface, install interception screen panel (2) on water inlet (11), its characterized in that: the intercepting mesh enclosure (2) is fixed with buffer gear (3) on the face of the pump body (1) dorsad, buffer gear (3) are including fixed plate (31), buffer spring (32), activity piece (33), fixed plate (31) are fixed on the face of the pump body (1) dorsad of intercepting mesh enclosure (2), buffer spring (32) are fixed on fixed plate (31), one end that fixed plate (31) were kept away from in buffer spring (32) is fixed in activity piece (33).

2. The submersible pump of claim 1, wherein: the movable plates (33) are provided with a plurality of blocks, the movable plates (33) are connected end to form a ring, and each movable plate (33) is connected with the fixed plate (31) through different buffer springs (32).

3. The submersible pump of claim 1, wherein: and a reinforcing ring (21) is fixed on the outer side wall of the intercepting net cover (2) along the circumferential direction of the intercepting net cover (2).

4. The submersible pump of claim 1, wherein: interception screen panel (2) are fixed with two at least lugs (22) on the lateral wall towards pump body (1) one end, form the collar (12) that supplies interception screen panel (2) to connect on the pump body (1), offer along collar (12) axial on collar (12) inner wall and supply lug (22) male mounting groove (121), offer along collar (12) circumference on the inner wall of collar (12) and supply gliding installation slide (122) of lug (22), installation slide (122) communicate with each other with mounting groove (121), interception screen panel (2) are installed on pump body (1) through the mode in lug (22) embedding installation slide (122), be equipped with on collar (12) and be used for restricting interception screen panel (2) pivoted fixed establishment (4).

5. The submersible pump of claim 4, wherein: fixed establishment (4) are including jack (41), slot (42), bolt (43), jack (41) are seted up on collar (12) the face of the pump body (1) dorsad, and jack (41) communicate with each other with installation slide (122), slot (42) are seted up on lug (22) the face of the pump body (1) dorsad, bolt (43) are inserted and are established in jack (41), and in bolt (43) pass embedding slot (42) behind jack (41), be provided with on collar (12) and be used for fixing locking mechanical system (5) in jack (41) with bolt (43).

6. A submersible pump according to claim 5, wherein: locking mechanical system (5) are including fixture block (51), joint groove (52), slide (53), fixture block (51) are fixed on the lateral wall of bolt (43), joint groove (52) are seted up on the lateral wall of collar (12), and joint groove (52) communicate with each other with jack (41), slide (53) are seted up on the lateral wall that collar (12) seted up jack (41) and are communicated with each other with jack (41) cross, and in fixture block (51) passed slide (53) back embedding joint groove (52), be provided with on collar (12) and prevent bolt (43) pivoted rotation prevention mechanism.

7. The submersible pump of claim 6, wherein: prevent changeing the mechanism and include fixed slot (521), ejection spring (6), set up on the lateral wall that mounting ring (12) are located joint groove (52) and keep away from pump body (1) one side fixed slot (521), and joint groove (52), jack (41) all are linked together with fixed slot (521), and the width of fixed slot (521) is less than the width in joint groove (52), ejection spring (6) are fixed at the tank bottom of slot (42), and the length direction of ejection spring (6) parallels with the depth direction of slot (42).

8. The submersible pump of claim 7, wherein: and a pinching piece (431) which is convenient for rotating the bolt (43) is fixed on the part of the bolt (43) outside the mounting ring (12).