CN212867795U - High viscosity chemical material delivery pump - Google Patents
High viscosity chemical material delivery pump Download PDFInfo
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- CN212867795U CN212867795U CN202021566492.8U CN202021566492U CN212867795U CN 212867795 U CN212867795 U CN 212867795U CN 202021566492 U CN202021566492 U CN 202021566492U CN 212867795 U CN212867795 U CN 212867795U
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- high viscosity
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Abstract
The utility model discloses a high viscosity chemical material delivery pump, including the pump body, piston rod, be used for driving the driving piece of piston rod up-and-down motion, rise along with the piston rod and the first check valve of opening and the second check valve that the state is opposite with first check valve, pump body lower extreme is equipped with the feed inlet, and the upper end is equipped with the discharge gate, piston rod upper end links to each other with the driving piece, and the piston rod lower extreme extends to in the pump body and links to each other with first check valve, the second check valve is located first check valve below. The utility model has the advantages of simple structure, reliable are favorable to guaranteeing that the high viscosity material gets into the pump body, improve measurement accuracy and charge density.
Description
Technical Field
The utility model relates to a pumping installations especially relates to a high viscosity chemical material delivery pump.
Background
At present, the charging operation of underground mines in China is changed, the operation form is mainly manual charging and is gradually transited to mechanical charging. The defects of poor metering precision, poor charging continuity, inaccurate charging density and the like caused by manual charging are overcome.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to overcome prior art not enough, provide a simple structure, reliable, be favorable to guaranteeing that the high viscosity material gets into the pump body, improve a high viscosity chemical material delivery pump of measurement accuracy and charge density.
In order to solve the technical problem, the utility model discloses a following technical scheme:
the utility model provides a high viscosity chemical material delivery pump, includes the pump body, piston rod, is used for driving the driving piece of piston rod up-and-down motion, rises and the first check valve of opening along with the piston rod and the second check valve that the open mode is opposite with first check valve, pump body lower extreme is equipped with the feed inlet, and the upper end is equipped with the discharge gate, piston rod upper end links to each other with the driving piece, and the piston rod lower extreme extends to in the pump body and links to each other with first check valve, the second check valve is located first check valve below.
As a further improvement of the above technical solution: the first one-way valve comprises a sealing valve body arranged on the piston rod, a first valve plate arranged in the sealing valve body, a sealing valve core arranged on the sealing valve body, a first valve plate arranged in the sealing valve body and a first material channel arranged on the sealing valve core, wherein the first valve plate is positioned above the first material channel.
As a further improvement of the above technical solution: the first one-way valve further comprises a first limiting piece arranged in the sealing valve body, and the first limiting piece is located above the first valve plate.
As a further improvement of the above technical solution: the second one-way valve comprises a one-way valve body arranged at the lower end of the pump body, a second valve plate arranged in the one-way valve body, a second material channel arranged on the one-way valve body and a second limiting part arranged in the one-way valve body, wherein the second valve plate is positioned above the second material channel, and the second limiting part is positioned above the second valve plate.
As a further improvement of the above technical solution: the outer diameter of the piston rod is larger than the diameter of the first material channel.
As a further improvement of the above technical solution: the diameter of the first material channel is smaller than that of the second material channel.
As a further improvement of the above technical solution: the piston rod is of a hollow structure.
As a further improvement of the above technical solution: the pump body, the feed inlet, the discharge hole, the piston rod, the first check valve and the second check valve are all made of stainless steel.
As a further improvement of the above technical solution: the driving part is a hydraulic motor.
Compared with the prior art, the utility model has the advantages of: the utility model discloses a high viscosity chemical material delivery pump, when going on the upstroke, also the driving piece drives the piston rod upward movement, first check valve rises along with the piston rod, first valve plate combines with the seal valve core at this moment, also the first check valve is closed, corresponding second valve plate and check valve body phase separation, also the second check valve is opened, the interior external differential pressure of pump body promotes the interior material of feed inlet to the pump body (specifically is the downside of the first check valve in the pump body), the material of its upside is exported from the discharge gate to first check valve simultaneously; when the down stroke is carried out, namely the driving piece drives the piston rod to move downwards, the first one-way valve descends along with the piston rod, the second valve plate is combined with the one-way valve body at the moment, namely the second one-way valve is closed, the corresponding first valve plate is separated from the sealing valve core, namely the first one-way valve is opened, the material positioned on the lower side of the first one-way valve in the pump body can flow to the position above the first one-way valve, part of the material can be continuously output from the discharge port, and the material which is not output can be output from the discharge port by the first one-way valve in the next up stroke. The defect that manual charging wastes time and labor is avoided, the structure is simple and reliable, high-viscosity materials can be guaranteed to enter the pump body, and the metering precision and the charging density are improved.
Drawings
Fig. 1 is a schematic side view of the high-viscosity chemical material delivery pump of the present invention.
Fig. 2 is a schematic sectional structure view of the high viscosity chemical material delivery pump of the present invention.
Fig. 3 is an enlarged view at a in fig. 2.
Fig. 4 is an enlarged view at B in fig. 2.
The reference numerals in the figures denote: 1. a pump body; 2. a feed inlet; 3. a discharge port; 4. a piston rod; 5. a drive member; 6. a first check valve; 61. sealing the valve body; 62. sealing the valve core; 63. a first valve plate; 64. a first material passage; 65. a first limit piece; 7. a second one-way valve; 71. a check valve body; 72. a second valve plate; 73. a second material passage; 74. a second limiting member.
Detailed Description
The invention is described in further detail below with reference to the drawings and specific examples.
Fig. 1 to 4 show the utility model discloses an embodiment of high viscosity chemical industry material delivery pump, the high viscosity chemical industry material delivery pump of this embodiment, including the pump body 1, piston rod 4, a driving piece 5 for driving piston rod 4 up-and-down motion, the first check valve 6 that opens and rise along with piston rod 4 and the second check valve 7 that the state is opposite with first check valve 6 open, 1 lower extreme of the pump body is equipped with feed inlet 2, and the upper end is equipped with discharge gate 3, and 4 upper ends of piston rod link to each other with driving piece 5, and 4 lower extremes of piston rod extend to in the pump body 1 and link to each other with first check valve 6, and second check valve 7 is located 6 belows of first check valve. The pump body 1 is preferably configured with a large-displacement reciprocating plunger pump body, and the structure is simple and reliable; the pump body 1, the feed inlet 2, the discharge outlet 3, the piston rod 4, the first check valve 6 and the second check valve 7 are all made of stainless steel materials and can be suitable for conveying corrosive media; the driving member 5 is preferably a hydraulic motor, which is suitable for vehicle-mounted applications, but in other embodiments, a hydraulic cylinder or the like, a linear motor or the like may be used to drive the piston rod 4 to perform lifting movement.
When the high-viscosity chemical material delivery pump performs an upstroke, namely the driving piece 5 drives the piston rod 4 to move upwards, the first one-way valve 6 rises along with the piston rod 4, at the moment, the first one-way valve 6 is closed, the corresponding second one-way valve 7 is opened, the material in the feed port 2 is lifted into the pump body 1 by the difference of the internal pressure and the external pressure of the pump body 1 (because the first one-way valve 6 is in a closed state, the material enters the pump body 1 and is positioned at the lower side of the first one-way valve 6), and meanwhile, the material at the upper side of the first one-way valve 6 is output from the; when the down stroke is carried out, namely the driving piece 5 drives the piston rod 4 to move downwards, the first one-way valve 6 descends along with the piston rod 4, at the moment, the second one-way valve 7 is closed, the corresponding first one-way valve 6 is opened, the material positioned on the lower side of the first one-way valve 6 in the pump body 1 can flow to the position above the first one-way valve 6, part of the material can be continuously output from the discharge hole 3, the material which is not output can be output from the discharge hole 3 by the first one-way valve 6 during the next up stroke, and the process is repeated. The defect that manual charging wastes time and labor is avoided, the structure is simple and reliable, high-viscosity materials can be guaranteed to enter the pump body 1, and the metering precision and the charging density are improved.
Further, in this embodiment, the first check valve 6 includes a sealing valve body 61 disposed on the piston rod 4, a sealing valve core 62 disposed on the sealing valve body 61, a first valve plate 63 disposed in the sealing valve body 61, and a first material passage 64 disposed on the sealing valve core 62, where the first valve plate 63 is located above the first material passage 64. During the upward stroke, the first valve plate 63 is tightly attached to the sealing valve core 62 under the action of the gravity of the upper material, at this time, the first material channel 64 is blocked, that is, the first one-way valve 6 is closed, and the first valve plate 63 can output the upper material from the discharge port 3; during the down stroke, the first valve plate 63 is separated from the sealing valve core 62, the first material passage 64 is opened, that is, the first check valve 6 is opened, and the material below the first valve plate 63 can flow from the first material passage 64 to the upper side of the first valve plate 63 and can be output by the first valve plate 63 during the next up stroke. The first material channel 64 can ensure that the material smoothly flows into the upper part of the first valve plate 63 from the pump body 1, and the structure is simple and reliable.
Further, in the present embodiment, the first check valve 6 further includes a first limiting member 65 disposed in the sealing valve body 61, and the first limiting member 65 is located above the first valve plate 63. When the down stroke is carried out, the first valve plate 63 is separated from the sealing valve core 62, and when the first valve plate 63 is contacted with the first limiting piece 65, the opening state of the first one-way valve 6 is in place, so that the structure is simple and reliable.
Further, in the present embodiment, the second check valve 7 includes a check valve body 71 disposed at the lower end of the pump body 1, a second valve plate 72 disposed in the check valve body 71, a second material passage 73 disposed on the check valve body 71, and a second stopper 74 disposed in the check valve body 71, wherein the second valve plate 72 is located above the second material passage 73, and the second stopper 74 is located above the second valve plate 72. When the second valve plate 72 is contacted with the second limiting piece 74, the second one-way valve 7 is in an open state, and the material in the feed port 2 is lifted into the pump body 1 by the internal and external pressure difference of the pump body 1; during the downstroke, the second valve plate 72 is pressed against the check valve body 71 by the gravity of the upper material, and at this time, the second material passage 73 is blocked, that is, the second check valve 7 is closed. The second material channel 73 can ensure that the material smoothly flows into the pump body 1 from the feeding hole 2, and the structure is simple and reliable.
Further, in the present embodiment, the outer diameter of the piston rod 4 is larger than the diameter of the first material passage 64. This structure can be in the pumping process, and 6 upsides of first check valve in the pump body 1 form higher pressure, are favorable to improving pumping efficiency and pumping capacity, reduce operating frequency, shearing force, improve the radiating effect.
Further, in this embodiment, the diameter of the first material passage 64 is smaller than the diameter 73 of the second material passage. The structure can form larger suction force on the upper side of the second one-way valve 7 in the pump body 1 in the process of lifting the piston rod 4, thereby being beneficial to high-viscosity materials to enter the pump body 1 and improving the pumping efficiency and the pumping quantity.
As a preferable technical solution, in this embodiment, the piston rod 4 is a hollow structure, which is lighter and has better heat dissipation effect.
When the high-viscosity chemical material delivery pump is in an up stroke, namely the driving piece 5 drives the piston rod 4 to move upwards, the first one-way valve 6 rises along with the piston rod 4, at the moment, the first valve plate 63 is tightly attached to the sealed valve core 62 under the action of the gravity of the material above, the first material channel 64 is blocked, namely the first one-way valve 6 is closed, the corresponding second valve plate 72 rises along with the flow of the material, the second valve plate 72 is in contact with the second limiting piece 74, namely the second one-way valve 7 is opened, the material in the feed inlet 2 is lifted into the pump body 1 by the internal and external pressure difference of the pump body 1 (because the first one-way valve 6 is in a closed state, the material enters the pump body 1 and is positioned at the lower side of the first one-way valve 6), and meanwhile, the first valve plate; during the down stroke, namely the driving element 5 drives the piston rod 4 to move downwards, the first one-way valve 6 descends along with the piston rod 4, at this time, the second valve plate 72 is tightly attached to the one-way valve body 71 under the action of the gravity of the upper material, the second material passage 73 is blocked, namely the second one-way valve 7 is closed, the corresponding first valve plate 63 is separated from the sealing valve core 62, the first material passage 64 is opened, namely the first one-way valve 6 is opened, the material below the first valve plate 63 can flow to the position above the first valve plate 63 from the first material passage 64, part of the material can be continuously output from the discharge port 3, and the un-output material can be output by the first valve plate 63 during the next up stroke, and the cycle is repeated. The defect that manual charging wastes time and labor is avoided, the structure is simple and reliable, high-viscosity materials can be guaranteed to enter the pump body 1, and the metering precision and the charging density are improved. As the preferred technical scheme, the volume of the rod cavity in the pump body 1 is twice that of the rodless cavity (wherein, the rod is the piston rod 4), and the volume of materials pumped by the up-down stroke is equal, thereby facilitating the calculation of the pumping quantity.
Although the present invention has been described with reference to the preferred embodiments, it is not intended to limit the present invention. The technical solution of the present invention can be used by anyone skilled in the art to make many possible variations and modifications, or to modify equivalent embodiments, without departing from the scope of the technical solution of the present invention, using the technical content disclosed above. Therefore, any simple modification, equivalent change and modification made to the above embodiments by the technical entity of the present invention should fall within the protection scope of the technical solution of the present invention.
Claims (9)
1. A high viscosity chemical material delivery pump which is characterized in that: including the pump body (1), piston rod (4), be used for driving piston rod (4) up-and-down motion driving piece (5), first check valve (6) that open and rise along with piston rod (4) and second check valve (7) that the state of opening is opposite with first check valve (6), the pump body (1) lower extreme is equipped with feed inlet (2), and the upper end is equipped with discharge gate (3), piston rod (4) upper end links to each other with driving piece (5), and piston rod (4) lower extreme extends to in the pump body (1) and links to each other with first check valve (6), second check valve (7) are located first check valve (6) below.
2. The high viscosity chemical material transfer pump according to claim 1, characterized in that: the first one-way valve (6) comprises a sealing valve body (61) arranged on the piston rod (4), a sealing valve core (62) arranged on the sealing valve body (61), a first valve plate (63) arranged in the sealing valve body (61) and a first material channel (64) arranged on the sealing valve core (62), wherein the first valve plate (63) is positioned above the first material channel (64).
3. The high viscosity chemical material transfer pump according to claim 2, characterized in that: the first one-way valve (6) further comprises a first limiting piece (65) arranged in the sealing valve body (61), and the first limiting piece (65) is located above the first valve plate (63).
4. The high viscosity chemical material transfer pump according to claim 2, characterized in that: the second one-way valve (7) comprises a one-way valve body (71) arranged at the lower end of the pump body (1), a second valve plate (72) arranged in the one-way valve body (71), a second material channel (73) arranged on the one-way valve body (71) and a second limiting piece (74) arranged in the one-way valve body (71), wherein the second valve plate (72) is positioned above the second material channel (73), and the second limiting piece (74) is positioned above the second valve plate (72).
5. The high viscosity chemical material transfer pump according to claim 2, characterized in that: the outer diameter of the piston rod (4) is larger than the diameter of the first material channel (64).
6. The high viscosity chemical material transfer pump according to claim 4, characterized in that: the diameter of the first material channel (64) is smaller than the diameter of the second material channel (73).
7. The high viscosity chemical material transfer pump according to any one of claims 1 to 6, characterized in that: the piston rod (4) is of a hollow structure.
8. The high viscosity chemical material transfer pump according to any one of claims 1 to 6, characterized in that: the pump body (1), the feed inlet (2), the discharge outlet (3), the piston rod (4), the first check valve (6) and the second check valve (7) are made of stainless steel.
9. The high viscosity chemical material transfer pump according to any one of claims 1 to 6, characterized in that: the driving piece (5) is a hydraulic motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021566492.8U CN212867795U (en) | 2020-07-31 | 2020-07-31 | High viscosity chemical material delivery pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021566492.8U CN212867795U (en) | 2020-07-31 | 2020-07-31 | High viscosity chemical material delivery pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212867795U true CN212867795U (en) | 2021-04-02 |
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ID=75218720
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021566492.8U Active CN212867795U (en) | 2020-07-31 | 2020-07-31 | High viscosity chemical material delivery pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212867795U (en) |
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2020
- 2020-07-31 CN CN202021566492.8U patent/CN212867795U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210709 Address after: 550081 No.9, 12 / F, unit 1, building 8-2, Bihai Qiantu garden, Xingzhu West Road, guanshanhu District, Guiyang City, Guizhou Province Patentee after: Guiyang ROCKSTONE Automation Technology Co.,Ltd. Address before: 410000 Room 004, 901 E-commerce Industrial Park, 159 Pioneering Road, Nantuo Street, Tianxin District, Changsha City, Hunan Province (Cluster Registration) Patentee before: Changsha Zhaoqian mechanical and Electrical Equipment Co.,Ltd. |
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| TR01 | Transfer of patent right |