CN101279646A - Method for realizing quantitative transportation of material and special low pulsating rotary pump therefor - Google Patents
Method for realizing quantitative transportation of material and special low pulsating rotary pump therefor Download PDFInfo
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- CN101279646A CN101279646A CNA2008100551297A CN200810055129A CN101279646A CN 101279646 A CN101279646 A CN 101279646A CN A2008100551297 A CNA2008100551297 A CN A2008100551297A CN 200810055129 A CN200810055129 A CN 200810055129A CN 101279646 A CN101279646 A CN 101279646A
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Abstract
The invention relates to a method for realizing fixed-amount conveying of material and a special low-impulse rotor pump. The method is that: material is continuously supplied to a material carrying section (15) through a material inlet (26); then a servo motor drives a left rotor (8) and a right motor (9) to rotate; the material enters the material carrying section between two adjacent gears of the rotors (8, 9); the rotors (8) and (9) are meshed with each other in a rotating way, the material is pushed to a material outlet (16) to be discharged. The special low-impulse rotor pump comprises a pump body (11) and a pump cover (10) pressed above the pump body (11); the rotors (8) and (9) are corresponding to each other; gears on the surface is spiral rotor pair . By adopting the technical proposal, the rotor pump can effectively reduce discharge impulse with low cost and simple structure.
Description
Technical field
The present invention relates to a kind ofly to be applied in the industries such as food, chemical industry, to thickness, rotten shape or contain that the pasty material of the soft material of fritter loads material is realized the method for quantitatively carrying, the low pulsating rotary pump therefor of this method special use is provided simultaneously.
Background technology
When with same category of device thickness, the rotten shape of foodstuff, chemical industry class or the pasty material quantitative filling that contains the soft material of fritter being become product in the market, adopt gear type pump, gerotor pump and blade-type pump more.Adopt gear type pump or gerotor pump, it is simple in structure, volume is little, manufacturing is relatively easy, and cost is lower, but it exists the discharge capacity pulsation phenomenon perplexing the can industry always, because the existence of discharge capacity pulsation phenomenon can not quantitatively be discharged material by gear type pump or gerotor pump, make product weight disunity after the can, and make power element speed shakiness, cause vibration and noise, and then define its range of use; But and the pulsation phenomenon that exists when adopting the blade-type pump actv. to solve to the material can, but its complex structure, cost is higher.When the existing application gerotor pump is realized quantitative filling, the vacuum filling of employing technology is arranged, but adopt this technology, owing to when termination of pumping, cause the obstruction of material easily to vacuum port, especially for uncommon thick material, easier when causing termination of pumping material flow in the vacuum port, clean promptly inconveniently, and influenced work efficiency.
Summary of the invention
For solving the deficiencies in the prior art, the invention provides a kind of method that realization is quantitatively carried to material, provide a kind of simultaneously and can reduce discharge capacity pulsation and cost this method special low pulsating rotary pump therefor lower, simple in structure effectively.
For achieving the above object, the method that realization is quantitatively carried to material of the present invention may further comprise the steps:
A, continue feed to material contained district 15 by inlet point 26;
B, servomotor drive left-handed rotor 8 and 9 rotations of dextrorotation rotor, and material enters into the material contained district between each rotor 8,9 two adjacent teeth;
C, rotor 8,9 rotation engagements are squeezed to discharging opening 16 backs to material and discharge.
Simultaneously, the invention provides a kind of low pulsating rotary pump therefor of said method special use, this gerotor pump comprises the pump housing 11, be overlaid on the pump cover 10 of the pump housing 11 tops, pump cover 10 is provided with the inlet point 26 that links to each other with feeder, the pump housing 11 is provided with pump chamber 12, left-handed rotor 8 and and ingear dextrorotation rotor 9 corresponding with left-handed rotor 8 place respectively on the pump chamber 12 interior imput shaft 13 and driven shaft 14, described imput shaft 13 and driven shaft 14 opposite spins, thereby drive left-handed rotor 8 and 9 engagement and the contrarotations of dextrorotation rotor, be provided with the material contained district 15 relative in the pump chamber 12 above two rotor joint portions with inlet point 26 positions, the below, joint portion is provided with discharging opening 16, described rotor 8,9 are formed by its upper surface to lower surface distortion.
Above-mentioned rotor 8,9 is not less than the neutral angle of two adjacent teeth by the angle of its upper surface to lower surface distortion.
Each tooth of above-mentioned rotor 8,9 is arc toothed.
Improvement as such scheme, on material contained district 15, be provided with and two rotors 8,9 vacuum beds that match 6, described vacuum bed 6 by be provided with its bottom pin-and-hole 17 and be fixed on the pump chamber 12, the pin that cooperates with pin-and-hole 17 is fixed in the pump chamber 12, described vacuum bed 6 is provided with and two rotors 8, the 9 arc both wings 18 that match, 19, described arc both wings 18,19 intersection point equates to the distance in two axle center, the bottom of vacuum bed 6 is provided with vacuum chamber 20, vacuum chamber 20 links to each other with 21 sealings of external vacuum drawn pipeline, is provided with the vacuum port 22 that is communicated with vacuum chamber 21 on the vacuum bed above the vacuum chamber 20 6.
In the such scheme, vacuum port 22 to the vacuum bed 6 of arc both wings 18,19 intersection points is a domatic.
The back seat 23 of above-mentioned vacuum bed 6 is a domatic.
Further improvement as such scheme, this gerotor pump is provided with the backflow anti-block apparatus, this device comprises cylinder Connection Block 3, plugging block 7, be fixed on the cylinder 1 on the cylinder Connection Block 3 and be connected in shutoff pipe on the cylinder rod, described plugging block 7 is arranged on pump cover 10 bottoms, cylinder Connection Block 3 is fixedly set in the pump housing 11 bottoms, which is provided with the axis hole that is connected with vacuum chamber 20, vacuum port 22, the axial line of this axis hole overlaps with the axial line of vacuum port 22; Described shutoff pipe extends in the pump chamber 12 through axis hole and vacuum port 22;
Described shutoff pipe comprises pipe link 2 and vacuum lamp 5, and described pipe link 2 one ends are connected in cylinder rod, the other end links to each other with vacuum lamp 5, and vacuum lamp 5 is provided with aspirating hole 24, and described aspirating hole 24 is communicated with vacuum chamber 20; The free end of vacuum lamp 5 is in the vacuum port 22 that vacuum chamber 20 reaches with vacuum chamber 20 is communicated with, and under cylinder 1 promoted, the mouth of pipe of vacuum lamp 5 pushed up to plugging block 7.
Pump cover 10 bottoms of above-mentioned plugging block 7 peripheries are provided with cavity 25, and described vacuum lamp 5 extends in the cavity 25 by vacuum port 22, and and plugging block 7 between leave the gap.
In addition, above-mentioned vacuum lamp 5 links to each other with pipe link 2 by the strong magnets 4 that is embedded on the pipe link 2.
Adopt technique scheme, have following effect:
A, rotor are formed by the distortion of its upper surface to lower surface, make two rotors when the engagement discharge, the zone forms an integral body between the two adjacent teeth, in engagement process, to the material containing between two teeth zone mate differential from top to bottom, the displacement variation of each differential section turns in two angle processes between adjacent teeth at two rotors, its discharge capacity summation equates, promptly the material containing regional integration between two teeth equates to the feeding amount of discharging opening, guarantee the stable, evenly of feeding between each tooth, reduced the discharge capacity pulsation; And, can eliminate pulsation gradually fully along with the increase of rotor by its upper surface to lower surface degreeof tortuosity; Each tooth is arc toothed, has guaranteed that two rotors can mesh fully, and is very close to each other, guaranteed the accuracy rate to material dosing.
B, set up vacuum bed, material carried out the vacuum reservoir material, by pressure reduction with material more force feed reduced the gap between the material to the material containing zone between adjacent two teeth of rotor, guarantee the particularity of weight of material effectively.Vacuum port to the vacuum bed of arc both wings intersection point is a domatic, the material that is temporarily stored in herein can be back in the pump chamber easily, thereby be used.The back seat of vacuum bed is a domatic, has guaranteed the blanking of material.
C, set up the backflow anti-block apparatus, but rotor is when shutting down, the may command cylinder is with shutoff pipe jack-up, and the mouth of pipe of shutoff pipe is carried out shutoff by plugging block, and promptly seal vacuum port, make material, especially rarer feed back causes the obstruction to vacuum port to vacuum port.Vacuum lamp links to each other with pipe link by the strong magnets that is embedded on the pipe link, makes installation, dismounting to vacuum lamp comparatively convenient.
Description of drawings
Below in conjunction with the drawings and the specific embodiments the present invention is done further to describe in detail:
Fig. 1 is an integral structure scheme drawing of the present invention;
Fig. 2 be among Fig. 1 A-A to view;
Fig. 3 is the integral structure scheme drawing of vacuum bed of the present invention;
Fig. 4 is the perspective view of vacuum bed.
The specific embodiment
By Fig. 1-as can be known shown in Figure 4, low pulsating rotary pump therefor of the present invention, comprise the pump housing 11, be overlaid on the pump cover 10 of the pump housing 11 tops, pump cover 10 is provided with the inlet point 26 that links to each other with feeder, the pump housing 11 is provided with pump chamber 12, left-handed rotor 8 and and ingear dextrorotation rotor 9 corresponding with left-handed rotor 8 place respectively on the pump chamber 12 interior imput shaft 13 and driven shaft 14, imput shaft 13 and driven shaft 14 opposite spins, thereby drive left-handed rotor 8 and 9 engagement and the contrarotations of dextrorotation rotor, be provided with the material contained district 15 relative in the pump chamber 12 above two rotor joint portions with inlet point 26 positions, the below, joint portion is provided with discharging opening 16, in the present embodiment, rotor 8,9 respectively have eight teeth, and each tooth is arc toothed, and each rotor is formed by the distortion of its upper surface to lower surface.And rotor 8,9 is by the angle of its upper surface to the lower surface distortion neutral angle greater than two adjacent teeth.
On material contained district 15, be provided with the vacuum bed 6 that matches with two rotors 8,9, described vacuum bed 6 by its bottom is set pin-and-hole 17 and be fixed on the pin that cooperates on the pump chamber 12, with pin-and-hole 17 and be fixed in the pump chamber 12, described vacuum bed 6 is provided with the arc both wings 18,19 that match with two rotors 8,9, the intersection point of arc both wings 18,19 equates to the distance in two axle center, the bottom of vacuum bed 6 is provided with vacuum chamber 20, vacuum chamber 20 links to each other with 21 sealings of external vacuum drawn pipeline, is provided with the vacuum port 22 that is communicated with vacuum chamber 21 on the vacuum bed above the vacuum chamber 20 6.Vacuum port 22 to the vacuum bed 6 of arc both wings 18,19 intersection points is a domatic.The back seat 23 of vacuum bed 6 is a domatic.
This gerotor pump is provided with the backflow anti-block apparatus, this device comprises cylinder Connection Block 3, plugging block 7, be fixed on the cylinder 1 on the cylinder Connection Block 3 and be connected in shutoff pipe on the cylinder rod, described plugging block 7 is arranged on pump cover 10 bottoms, pump cover 10 bottoms of plugging block 7 peripheries are provided with cavity 25, cylinder Connection Block 3 is fixedly set in the pump housing 11 bottoms, which is provided with the axis hole that is connected with vacuum chamber 20, vacuum port 22, the axial line of this axis hole overlaps with the axial line of vacuum port 22; Described shutoff pipe extends in the pump chamber 12 through axis hole and vacuum port 22; Described shutoff pipe comprises pipe link 2 and vacuum lamp 5, and described pipe link 2 one ends are connected in cylinder rod, the other end links to each other with vacuum lamp 5 by the strong magnets 4 of inlaying on it, and vacuum lamp 5 is provided with aspirating hole 24, and described aspirating hole 24 is communicated with vacuum chamber 20; The free end of vacuum lamp 5 through vacuum chamber 20 and with vacuum port 22 that vacuum chamber 20 is communicated with in, and extend in the cavity 25, and and plugging block 7 between leave the gap.And under cylinder 1 promoted, the mouth of pipe of vacuum lamp 5 pushed up to plugging block 7.
In this method that material is realized quantitatively carrying, keep feed, material enters in the material contained district 15 from inlet point 26, rotor 8,9 accept working signal, and walk around certain angle, after windrow drained, vacuum lamp 5 is under the traction of cylinder 1, vacuum lamp 5 mouths of pipe are separated with plugging block 7, vacuum lamp 5 is opened, and external vacuum machine carries out vacuum drawn by the vacuum chamber 20 of the bottom of 21 pairs of vacuum beds 6 of vacuum drawn pipeline, because aspirating hole 24 is communicated with vacuum chamber 20, by aspirating hole 24 with two rotors 8,9 with both wings 18, vacuum drawn is carried out in 19 zones that surround, the rotor rotation by pressure reduction, is sent to the material in the material contained district 15 the material supporting region of adjacent two between cog of each rotor, at two rotors 8, during 9 engagements, material is discharged by discharging opening.
When stopping rotor 8,9 runnings, start cylinder 1, promote vacuum lamp by cylinder 1 and move to pump cover, and by the shutoff of plugging block realization to the vacuum mouth of pipe.
Claims (10)
1, material is realized the quantitatively method of conveying, continue feed to material contained district (15) by inlet point (26); It is characterized in that this method is further comprising the steps of:
A, servomotor drive left-handed rotor (8) and dextrorotation rotor (9) rotation, and material enters into the material contained district between each rotor (8,9) two adjacent teeth;
B, rotor (8), (9) rotation engagement are squeezed to discharging opening (16) back to material and discharge.
2, special low pulsating rotary pump therefor according to claim 1, comprise the pump housing (11), be overlaid on the pump cover (10) of the pump housing (11) top, pump cover (10) is provided with the inlet point (26) that links to each other with feeder, the pump housing (11) is provided with pump chamber (12), left-handed rotor (8) reaches corresponding with left-handed rotor (8) and ingear dextrorotation rotor (9) places respectively on pump chamber (12) the interior imput shaft (13) and driven shaft (14), described imput shaft (13) and driven shaft (14) opposite spin, thereby drive left-handed rotor (8) and dextrorotation rotor (9) engagement and contrarotation, be provided with the material contained district (15) relative in the pump chamber (12) above two rotor joint portions with inlet point (26) position, the below, joint portion is provided with discharging opening (16), it is characterized in that: described rotor (8), (9) for corresponding to each other, and the tooth on surface is spiral rotor pair.
3, special low pulsating rotary pump therefor according to claim 2 is characterized in that: described rotor (8,9) is not less than the neutral angle of two adjacent teeth by the angle of its upper surface to lower surface distortion.
4, according to claim 2 or 3 described special low pulsating rotary pump therefors, it is characterized in that: each tooth of described rotor (8,9) is arc toothed.
5, special low pulsating rotary pump therefor according to claim 2, it is characterized in that: on material contained district (15), be provided with and two rotors (8,9) vacuum bed that matches (6), described vacuum bed (6) by be provided with its bottom pin-and-hole (17) and be fixed on the pump chamber (12), the pin that cooperates with pin-and-hole (17) is fixed in the pump chamber (12), described vacuum bed (6) is provided with and two rotors (8,9) the arc both wings (18 that match, 19), described arc both wings (18,19) intersection point equates to the distance in two axle center, the bottom of vacuum bed (6) is provided with vacuum chamber (20), vacuum chamber (20) links to each other with the sealing of external vacuum drawn pipeline (21), is provided with the vacuum port (22) that is communicated with vacuum chamber (21) on the vacuum bed (6) above the vacuum chamber (20).
6, special low pulsating rotary pump therefor according to claim 5 is characterized in that: vacuum port (22) to the vacuum bed (6) of arc both wings (18,19) intersection point is a domatic.
7, according to claim 5 or 6 described special low pulsating rotary pump therefors, it is characterized in that: the back seat (23) of described vacuum bed (6) is a domatic.
8, special low pulsating rotary pump therefor according to claim 5, it is characterized in that: this gerotor pump is provided with the backflow anti-block apparatus, this device comprises cylinder Connection Block (3), plugging block (7), be fixed on the cylinder (1) on the cylinder Connection Block (3) and be connected in shutoff pipe on the cylinder rod, described plugging block (7) is arranged on pump cover (10) bottom, cylinder Connection Block (3) is fixedly set in the pump housing (11) bottom, which is provided with the axis hole that is connected with vacuum chamber (20), vacuum port (22), the axial line of this axis hole overlaps with the axial line of vacuum port (22); Described shutoff pipe extends in the pump chamber (12) through axis hole and vacuum port (22);
Described shutoff pipe comprises pipe link (2) and vacuum lamp (5), described pipe link (2) one ends are connected in cylinder rod, the other end links to each other with vacuum lamp (5), vacuum lamp (5) is provided with aspirating hole (24), and described aspirating hole (24) is communicated with vacuum chamber (20); The free end of vacuum lamp (5) is in the vacuum port (22) that vacuum chamber (20) reaches with vacuum chamber (20) is communicated with, and under cylinder (1) promoted, the mouth of pipe of vacuum lamp (5) pushed up to plugging block (7).
9, low pulsating rotary pump therefor according to claim 8, it is characterized in that: pump cover (10) bottom of described plugging block (7) periphery is provided with cavity (25), described vacuum lamp (5) extends in the cavity (25) by vacuum port (22), and and plugging block (7) between leave the gap.
10, according to Claim 8 or 9 described low pulsating rotary pump therefors, it is characterized in that: described vacuum lamp (5) links to each other with pipe link (2) by the strong magnets (4) that is embedded on the pipe link (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008100551297A CN101279646B (en) | 2008-05-23 | 2008-05-23 | Low pulsating rotary pump for realizing quantitative transportation of material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008100551297A CN101279646B (en) | 2008-05-23 | 2008-05-23 | Low pulsating rotary pump for realizing quantitative transportation of material |
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| Publication Number | Publication Date |
|---|---|
| CN101279646A true CN101279646A (en) | 2008-10-08 |
| CN101279646B CN101279646B (en) | 2011-04-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2008100551297A Active CN101279646B (en) | 2008-05-23 | 2008-05-23 | Low pulsating rotary pump for realizing quantitative transportation of material |
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| CN (1) | CN101279646B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102079680A (en) * | 2010-11-17 | 2011-06-01 | 济南舜安机器制造有限公司 | Rotor-type explosive discharging device |
| CN108341280A (en) * | 2018-03-01 | 2018-07-31 | 广东方制药有限公司 | A kind of anti-blocking Chinese medicinal granule metering device |
-
2008
- 2008-05-23 CN CN2008100551297A patent/CN101279646B/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102079680A (en) * | 2010-11-17 | 2011-06-01 | 济南舜安机器制造有限公司 | Rotor-type explosive discharging device |
| CN108341280A (en) * | 2018-03-01 | 2018-07-31 | 广东方制药有限公司 | A kind of anti-blocking Chinese medicinal granule metering device |
| CN108341280B (en) * | 2018-03-01 | 2023-08-29 | 广东一方制药有限公司 | Anti-blocking traditional Chinese medicine granule metering device |
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| Publication number | Publication date |
|---|---|
| CN101279646B (en) | 2011-04-27 |
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Owner name: SHIJIAZHUANG XIAOJIN MACHINERY MANUFACTURING SCIEN Free format text: FORMER OWNER: HOU LINZHU Effective date: 20110802 |
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Free format text: CORRECT: ADDRESS; FROM: 050000 SHIJIAZHUANG, HEBEI PROVINCE TO: 050035 SHIJIAZHUANG, HEBEI PROVINCE |
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Effective date of registration: 20110802 Address after: 050035 No. 279 Changjiang Road, Shijiazhuang hi tech Development Zone, Hebei, China Patentee after: Shijiazhuang Xiaojin Machinery Manufacturing Science and Technology Co., Ltd. Address before: 050000 No. 279 Changjiang Road, Hebei, Shijiazhuang Patentee before: Hou Linzhu |
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| C56 | Change in the name or address of the patentee |
Owner name: SHIJIAZHUANG XIAOJIN MACHINERY MANUFACTURING CO., Free format text: FORMER NAME: SHIJIAZHUANG XIAOJIN MACHINERY MANUFACTURING SCIENCE + TECHNOLOGY CO., LTD. |
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| CP01 | Change in the name or title of a patent holder |
Address after: 050035 No. 279 Changjiang Road, Shijiazhuang hi tech Development Zone, Hebei, China Patentee after: Shijiazhuang Xiaojin Machinery Manufacturing Co., Ltd. Address before: 050035 No. 279 Changjiang Road, Shijiazhuang hi tech Development Zone, Hebei, China Patentee before: Shijiazhuang Xiaojin Machinery Manufacturing Science and Technology Co., Ltd. |