CN220396008U

CN220396008U - Cam type double rotor pump with manual mechanical speed regulation

Info

Publication number: CN220396008U
Application number: CN202321804960.4U
Authority: CN
Inventors: 李海兵; 龙俊
Original assignee: Ningbo Hollysys Fluid Technology Co ltd
Current assignee: Ningbo Hollysys Fluid Technology Co ltd
Priority date: 2023-07-10
Filing date: 2023-07-10
Publication date: 2024-01-26
Anticipated expiration: 2033-07-10

Abstract

The utility model provides a manual mechanical speed regulation cam type double-rotor pump, and belongs to the technical field of pumps. This kind of manual mechanical speed governing cam formula double rotor pump, including pump box and wheel subassembly, one side of pump box with one side of wheel subassembly is connected, the wheel subassembly includes quick-witted case, oiling mouth, axostylus axostyle, driving gear, driven gear and brake block, the inside both sides of machine case rotate respectively and connect the axostylus axostyle, two the outer wall of axostylus axostyle suit driving gear and driven gear respectively, intermeshing between driving gear and the driven gear, the outer wall bottom of wheel subassembly is equipped with the speed governing box, the speed governing box includes square box, brake disc, sleeve, lead screw, worm wheel and crank, the inside sliding connection brake disc of square box, one of them the one end of axostylus axostyle extends to the inside of square box to connect the brake block, the outer wall of brake block with be equipped with the clearance between the interior of square box.

Description

Cam type double rotor pump with manual mechanical speed regulation

Technical Field

The utility model relates to the technical field of pumps, in particular to a manual mechanical speed regulation cam type double-rotor pump.

Background

The cam type double-rotor pump is a valveless positive displacement pump with the characteristics of no blockage, strong self-suction, positive and negative rotation, corrosion resistance, abrasion resistance and gas, liquid and solid mixed conveying.

At present, the existing cam type double-rotor pump is of a single mechanical structure, and can realize the speed regulation function only by replacing a driving motor, so that complicated assembly procedures are needed, and the cam type double-rotor pump is relatively troublesome and is not beneficial to use.

Therefore, we improve on this and propose a manual mechanical speed regulating cam type double rotor pump.

Disclosure of Invention

In order to make up for the defects, the utility model provides a manual mechanical speed regulation cam type double-rotor pump.

The utility model is realized in the following way:

the utility model provides a manual mechanical speed governing cam formula double rotor pump, includes pump box and wheel subassembly, one side of pump box with one side of wheel subassembly is connected, the wheel subassembly includes quick-witted case, oiling mouth, axostylus axostyle, driving gear, driven gear and brake block, the inside both sides of machine case rotate respectively and connect the axostylus axostyle, two the outer wall of axostylus axostyle suit driving gear and driven gear respectively, intermeshing between driving gear and the driven gear, the outer wall bottom of wheel subassembly is equipped with the speed governing box, the speed governing box includes square box, brake disc, sleeve, lead screw, worm wheel and crank, the inside sliding connection brake disc of square box, one of them the one end of axostylus axostyle extends to the inside of square box to connect the brake block, the outer wall of brake block with be equipped with the clearance between the interior of square box, one side of brake block with one side of brake disc is laminated mutually.

Further, the screw rod and the worm are respectively rotated at two sides of the inside of the square box, one end of the screw rod is in threaded connection with the sleeve, one end of the sleeve is connected with one side of the brake disc, a worm wheel is sleeved on one side of the outer wall of the screw rod, and the worm wheel is meshed with the worm.

The beneficial effect of adopting above-mentioned further scheme is, through utilizing the meshing relationship between worm wheel and the worm for when rotating the worm, and drive the worm wheel and rotate, drive the lead screw simultaneously and rotate, rethread telescopic threaded connection makes sleeve one end receive the screw thread to go forward, thereby promotes the brake disc and removes, increases friction between brake disc and the brake block.

Further, one end of the worm extends to the outside of the square box and is connected with one side of the crank.

The further scheme has the beneficial effects that the worm is manually adjusted by connecting the crank.

Further, the pump box comprises a box body, pump shafts, rotors and a box cover, wherein the pump shafts are respectively connected to two sides of the interior of the box body in a rotating mode, the rotors are respectively sleeved on the outer walls of the pump shafts, and the two rotors are distributed in a staggered mode.

The beneficial effect of adopting above-mentioned further scheme is, drive two rotors through two pump shafts respectively and rotate to cooperate the staggered distribution relation between the rotor, make the inside transportation of fluid that realizes of box.

Further, a plurality of bolts are connected to one side of the outer wall of the box body in a threaded mode, and the box body is connected with one side of the box cover through the bolts.

The beneficial effect of adopting above-mentioned further scheme is, through the connection use of case lid, is convenient for detect the inside rotor of box.

Further, one ends of the two pump shafts are respectively provided with a first coupler, and the two pump shafts are respectively connected with one end of the shaft rod through the first couplers.

The pump shaft driving device has the beneficial effects that through the connection and use of the first coupler, the pump shaft is conveniently driven by the shaft rod.

Further, a switching bin is arranged on one side of the machine wheel assembly, and a driving motor is arranged on one side of the outer wall of the switching bin.

The pump has the beneficial effects that the driving motor is installed and used, so that sufficient power can be conveniently provided for the operation of the pump.

Further, the output end of the driving motor extends to the inside of the switching bin and is sleeved with a second coupler, and the driving motor is in transmission connection with one end of one shaft rod through the second coupler.

The driving shaft rod has the beneficial effects that the driving shaft rod is convenient to drive by installing and using the second coupling at the output end of the motor.

Further, the top of machine case sets up the oiling mouth, the inside threaded connection of oiling mouth has sealing mechanism, sealing mechanism includes spiral cover, screw pile and brush, screw pile is connected to the bottom of spiral cover, the brush is installed to the bottom of screw pile.

The technical scheme has the beneficial effects that the screw cap is connected with the threaded pile, so that the oil filling port is convenient to plug and seal, and the driving gear is convenient to brush and evenly lubricate through the connection of the oil brush.

Further, two sides of the outer wall of the pump box are respectively provided with a valve port, the two valve ports respectively comprise an inlet valve and an outlet valve, and the inlet valve and the outlet valve are mutually symmetrical.

The pump has the beneficial effects that the pump is convenient to be in butt joint with an external pipeline through the mutual matching of the inlet valve and the outlet valve.

The beneficial effects of the utility model are as follows: through mutually supporting of wheel subassembly and speed governing box for this double rotor pump has realized manual mechanical speed governing's function, wherein, through rotating the crank, make the crank drive worm rotate, the rethread utilizes the meshing relationship between worm wheel and the worm, make when rotating the worm, and drive the worm wheel and rotate, drive the lead screw simultaneously and rotate, rethread telescopic threaded connection, make sleeve one end receive the screw thread progressive, thereby promote the brake disc and remove, increase friction between brake disc and the brake block, and through the connection of axostylus axostyle and brake block, make the brake block when rotating the hindrance, directly influence the running rate of driving gear and driven gear, thereby make the axostylus axostyle drive the pump shaft speed reduction rotation, until realize this double rotor pump's speed reduction control function.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some examples of the present utility model and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a perspective view of a manual mechanical governor cam-type double rotor pump provided by the present utility model;

FIG. 2 is a cross-sectional view of a pump housing of a manual mechanical governor cam type dual rotor pump provided by the present utility model;

FIG. 3 is a side cross-sectional view of a manual mechanical governor cam twin-rotor pump provided by the present utility model;

FIG. 4 is a cross-sectional view of a speed regulating box structure of a manual mechanical speed regulating cam type double-rotor pump provided by the utility model;

fig. 5 is a schematic diagram of a seal mechanism of a manual mechanical speed regulating cam type dual rotor pump provided by the utility model.

In the figure: 100. a pump case; 1001. a case; 1002. a pump shaft; 1003. a rotor; 1004. a case cover; 200. a wheel assembly; 2001. a chassis; 2002. an oil filling port; 2003. a shaft lever; 2004. a drive gear; 2005. a driven gear; 2006. a brake pad; 300. a speed regulating box; 3001. a square box; 3002. a brake disc; 3003. a sleeve; 3004. a screw rod; 3005. a worm; 3006. a worm wheel; 3007. a crank; 400. a switching bin; 500. a driving motor; 600. a sealing mechanism; 6001. screwing the cover; 6002. a screw pile; 6003. an oil brush; 700. a valve port; 7001. an inlet valve; 7002. an outlet valve.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. All other embodiments, based on the embodiments of the utility model, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the utility model.

Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, based on the embodiments of the utility model, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the utility model.

Example 1

Referring to fig. 1-5, the present utility model provides a technical solution: the manual mechanical speed regulating cam type double-rotor pump comprises a pump box 100 and a machine wheel assembly 200, one side of the pump box 100 is connected with one side of the machine wheel assembly 200, the machine wheel assembly 200 comprises a machine box 2001, an oil filling port 2002, shaft rods 2003, a driving gear 2004, a driven gear 2005 and a brake block 2006, two inner sides of the machine box 2001 are respectively connected with the shaft rods 2003 in a rotating mode, the driving gear 2004 and the driven gear 2005 are respectively sleeved on the outer walls of the two shaft rods 2003, the driving gear 2004 and the driven gear 2005 are meshed with each other, a speed regulating box 300 is arranged at the bottom end of the outer wall of the machine wheel assembly 200, the speed regulating box 300 comprises a square box 3001, a brake disc 3002, a sleeve 3003, a screw 3004, a worm 3005, a worm gear 3006 and a crank 3007, the inside of the square box 3001 is connected with the brake disc 3002 in a sliding mode, one end of one shaft rod 2003 extends into the square box 3001 and is connected with the brake block 2006, a gap is arranged between the outer wall of the brake block 2006 and the inside of the square box 3001, and one side of the brake block 2006 is attached to one side of the brake disc 3002.

Example two

Referring to fig. 1-5, as an embodiment of the present utility model, further, two sides of the inside of the square box 3001 are respectively rotated to make the screw 3004 and the worm 3005, one end of the screw 3004 is in threaded connection with the sleeve 3003, one end of the sleeve 3003 is connected with one side of the brake disc 3002, one side of the outer wall of the screw 3004 is sleeved with the worm gear 3006, and the worm gear 3006 is meshed with the worm 3005, so that when the worm 3005 is rotated, the worm gear 3006 is driven to rotate, and simultaneously the screw 3004 is driven to rotate, and then one end of the sleeve 3003 is in threaded progression through the threaded connection of the sleeve 3003, so as to push the brake disc 3002 to move, increase friction between the brake disc 3002 and the brake pad 2006, one end of the worm 3005 extends to the outside of the square box 3001, and be connected with one side of crank 3007, through the connection use of crank 3007, make worm 3005's rotation realize manual regulation, pump box 100 includes box 1001, pump shaft 1002, rotor 1003 and case lid 1004, the inside both sides of box 1001 rotate respectively and connect pump shaft 1002, the outer wall of two pump shafts 1002 suit rotor 1003 respectively, two rotors 1003 crisscross distribution each other, drive two rotors 1003 respectively through two pump shafts 1002 and rotate, and cooperate the crisscross distribution relation between the rotor 1003, make the inside realization fluid of box 1001 transport, the outer wall one side threaded connection of box 1001 has a plurality of bolts, box 1001 is connected with one side of case lid 1004 through the bolt, use through the connection of case lid 1004, be convenient for detect the rotor 1003 of box 1001 inside.

Example III

Referring to fig. 1-5, as an embodiment of the present utility model, further, a first coupling is installed at one end of each of two pump shafts 1002, each of the two pump shafts 1002 is connected to one end of one of the shaft rods 2003 through the first coupling, the pump shafts 1002 are conveniently driven by the shaft rods 2003 through the connection of the first coupling, the adapter cabin 400 is installed at one side of the wheel assembly 200, the driving motor 500 is installed at one side of the outer wall of the adapter cabin 400, the driving motor 500 is conveniently installed to provide sufficient power for the operation of the pump, the output end of the driving motor 500 extends into the interior of the adapter cabin 400 and is sleeved with a second coupling, the driving motor 500 is in transmission connection with one end of one of the shaft rods 2003 through the second coupling, the driving shaft rods 2003 are conveniently stably driven by the output end of the driving motor 500 through the installation of the second coupling, the top of machine case 2001 sets up oiling mouth 2002, the inside threaded connection of oiling mouth 2002 has sealing mechanism 600, sealing mechanism 600 includes spiral cover 6001, screw pile 6002 and brush 6003, screw pile 6002 is connected to the bottom of spiral cover 6001, the bottom installation brush 6003 of screw pile 6002, be convenient for add stifled sealed to oiling mouth 2002 through the connection of spiral cover 6001 and screw pile 6002, the connection of rethread brush 6003 uses, be convenient for scrub driving gear 2004, make it evenly lubricate, the outer wall both sides of pump case 100 are equipped with valve port 700 respectively, two valve ports 700 include inlet valve 7001 and outlet valve 7002 respectively, inlet valve 7001 and outlet valve 7002 are mutually symmetrical, through the cooperation of inlet valve 7001 and outlet valve 7002, the pump machine of being convenient for is docked with external pipeline.

Specifically, the working principle of the manual mechanical speed regulation cam type double-rotor pump is as follows: when in use, firstly, the double-rotor pump is moved to a designated working area, the double-rotor pump is started to perform operation test, after ensuring normal operation, a pipeline is butted to an inlet valve 7001 and an outlet valve 7002, wherein, by starting a driving motor 500, an output end of the double-rotor pump drives a shaft lever 2003 to rotate, and the two shaft levers 2003 synchronously drive a pump shaft 1002 in cooperation with the meshing relationship between a driving gear 2004 and a driven gear 2005, so that the two rotors 1003 operate in the box 1001 until the double-rotor pump operates, then a crank 3007 is held and rocked, so that the crank 3007 drives a worm 3005 to rotate, and then the worm 3006 is driven to rotate while the worm 3005 is rotated by utilizing the meshing relationship between the worm 3006 and the worm 3005, and simultaneously the screw 3004 is driven to rotate, the threaded connection of the sleeve 3003 is used for enabling one end of the sleeve 3003 to be threaded progressively, so that the brake disc 3002 is pushed to move, friction between the brake disc 3002 and the brake block 2006 is increased, and when rotation of the brake block 2006 is blocked, the running speed of the driving gear 2004 and the running speed of the driven gear 2005 are directly affected by connection of the shaft lever 2003 and the brake block 2006, and accordingly the shaft lever 2003 drives the pump shaft 1002 to conduct speed reduction rotation until a speed reduction control function of the double-rotor pump is achieved, the oil filling port 2002 is convenient to be plugged and sealed, the oil brush 6003 is connected and used, the driving gear 2004 is convenient to brush, uniform lubrication is conducted, and meanwhile the rotor 1003 inside the box 1001 is convenient to detect through connection of the box cover 1004.

It should be noted that, the specific model specification of the driving motor 500 needs to be determined by selecting a model according to the actual specification of the device, and the specific model selection calculation method adopts the prior art in the field, so detailed description is omitted.

The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, and various modifications and variations may be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. A manual mechanical speed regulation cam type double-rotor pump is characterized by comprising a pump box (100) and a machine wheel assembly (200), wherein one side of the pump box (100) is connected with one side of the machine wheel assembly (200), the machine wheel assembly (200) comprises a machine box (2001), an oil filling port (2002), a shaft lever (2003), a driving gear (2004), a driven gear (2005) and a brake pad (2006), two inner sides of the machine box (2001) are respectively connected with the shaft lever (2003) in a rotating mode, the outer walls of the two shaft levers (2003) are respectively sleeved with the driving gear (2004) and the driven gear (2005), the driving gear (2004) and the driven gear (2005) are meshed with each other, a speed regulation box (300) is arranged at the bottom end of the outer wall of the machine wheel assembly (200), the speed regulation box (300) comprises a square box (3001), a brake disc (3002), a sleeve (3003), a lead screw (3004), a worm (3005), a worm (3006) and a crank (3007), the inside of the square box (3001) is connected with the brake disc (3002) in a sliding mode, one of the worm wheel (2003) is respectively sleeved with the driving gear (2004) and the brake pad (2006) and one end of the square box (2006) is connected with the brake pad (2006), one side of the brake pad (2006) is attached to one side of the brake disc (3002).

2. The manual mechanical speed regulation cam type double-rotor pump according to claim 1, wherein a screw rod (3004) and a worm (3005) are respectively rotated at two inner sides of the square box (3001), one end of the screw rod (3004) is in threaded connection with a sleeve (3003), one end of the sleeve (3003) is connected with one side of the brake disc (3002), a worm wheel (3006) is sleeved on one side of the outer wall of the screw rod (3004), and the worm wheel (3006) is meshed with the worm (3005).

3. A manual mechanical governor cam twin-rotor pump according to claim 2, characterised in that one end of the worm (3005) extends outside the square box (3001) and is connected to one side of the crank (3007).

4. The manual mechanical speed regulation cam type double-rotor pump according to claim 1, wherein the pump box (100) comprises a box body (1001), pump shafts (1002), rotors (1003) and a box cover (1004), the pump shafts (1002) are respectively connected to two sides of the interior of the box body (1001) in a rotating mode, the rotors (1003) are respectively sleeved on the outer walls of the two pump shafts (1002), and the two rotors (1003) are distributed in a staggered mode.

5. The manual mechanical governor cam type double rotor pump according to claim 4, wherein a plurality of bolts are screwed to one side of an outer wall of the case (1001), and the case (1001) is connected to one side of the case cover (1004) by the bolts.

6. The manual mechanical speed regulating cam type double rotor pump according to claim 5, wherein one end of each of the two pump shafts (1002) is provided with a first coupling, and each of the two pump shafts (1002) is connected with one end of the shaft lever (2003) through the first coupling.

7. The manual mechanical governor cam type double rotor pump according to claim 1, wherein a switching chamber (400) is installed at one side of the wheel assembly (200), and a driving motor (500) is installed at one side of an outer wall of the switching chamber (400).

8. The manual mechanical governor cam type double rotor pump according to claim 7, wherein the output end of the driving motor (500) extends into the transfer chamber (400) and is sleeved with a second coupling, and the driving motor (500) is in transmission connection with one end of one shaft lever (2003) through the second coupling.

9. The manual mechanical speed regulation cam type double-rotor pump according to claim 1, wherein an oil filling port (2002) is arranged at the top end of the machine case (2001), a sealing mechanism (600) is connected to the inner thread of the oil filling port (2002), the sealing mechanism (600) comprises a screw cap (6001), a screw pile (6002) and an oil brush (6003), the bottom end of the screw cap (6001) is connected with the screw pile (6002), and the oil brush (6003) is arranged at the bottom end of the screw pile (6002).

10. A manual mechanical speed regulating cam type double rotor pump according to claim 1, wherein two sides of the outer wall of the pump case (100) are respectively provided with a valve port (700), two valve ports (700) respectively comprise an inlet valve (7001) and an outlet valve (7002), and the inlet valve (7001) and the outlet valve (7002) are symmetrical to each other.