CN213574495U - Compensation type high-sealing double-component grouting pump - Google Patents
Compensation type high-sealing double-component grouting pump Download PDFInfo
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- CN213574495U CN213574495U CN202022567090.6U CN202022567090U CN213574495U CN 213574495 U CN213574495 U CN 213574495U CN 202022567090 U CN202022567090 U CN 202022567090U CN 213574495 U CN213574495 U CN 213574495U
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Abstract
The utility model discloses a compensation type high-sealing double-component grouting pump, which relates to the field of grouting equipment and comprises a shell, a plunger, a crosshead, a connecting rod and a crank; the shell is provided with a slurry inlet channel, a slurry outlet channel, a backflow slurry inlet channel, a connecting channel, a first orientation device and a second orientation device; the pulp inlet duct is communicated with the second cavity, and the pulp outlet duct is communicated with the first cavity; the backflow slurry outlet channel is communicated with the second cavity, the backflow slurry inlet channel is communicated with the first cavity, and the backflow slurry outlet channel is communicated with the backflow slurry inlet channel through a connecting channel; a first orientation device is arranged at the connecting position of the connecting pore channel and the backflow slurry inlet pore channel, and a second orientation device is arranged at the connecting position of the first cavity and the slurry outlet pore channel. The utility model discloses finally avoided the too fast weak point of traditional grouting pump leakproofness decline speed, provided a simple and practical's high leakproofness grouting pump technical scheme.
Description
Technical Field
The utility model relates to a slip casting equipment field specifically is a two ingredient grouting pumps of compensation formula high seal.
Background
The grouting pump adopts compressed oil, compressed air or a mechanical structure (such as a crank-link mechanism) as a power source, and utilizes the fact that an oil cylinder, an air cylinder or a plunger cylinder has a larger action area ratio with a grouting cylinder, so that the cylinder body can generate higher injection pressure with smaller pressure.
In the traditional grouting pump, abrasion is directly generated due to friction when the piston and the inner wall of the cylinder body move relatively; the heat generated by friction causes the piston and the inner wall of the cylinder body to expand unevenly and extrude each other, so that indirect abrasion is generated; slurry enters a gap between the piston and the inner wall of the cylinder body from the pressure cavity, and the abrasion speed is further accelerated by impurities in the material flow, so that the sealing performance of the grouting pump is reduced, and the service life is further prolonged.
SUMMERY OF THE UTILITY MODEL
In order to overcome the too fast shortcoming of traditional grouting pump leakproofness decline speed among the above-mentioned background art, the utility model provides a compensation formula high seal two ingredient grouting pump.
The technical scheme that the above-mentioned weak point of the utility model was adopted is: a compensation type high-sealing two-component grouting pump comprises a shell, a plunger, a crosshead, a connecting rod and a crank; a plunger cylinder is arranged in the shell, and a plunger is positioned in the plunger cylinder and is connected with the plunger cylinder in a sliding way; the tail end of the plunger is connected with the top end of the connecting rod through a crosshead; the tail end of the connecting rod is rotationally connected with the crankshaft. The cavity comprises a first cavity and a second cavity; the first cavity is positioned at the top end of the plunger cylinder and communicated with the plunger cylinder; the top end of the plunger is positioned in the first cavity; the second cavity is positioned on the right side of the first cavity and is communicated with the plunger cylinder;
the shell is provided with a slurry inlet channel, a slurry outlet channel, a backflow slurry inlet channel, a connecting channel, a first orientation device and a second orientation device; the pulp inlet duct is communicated with the second cavity, and the pulp outlet duct is communicated with the first cavity; the backflow slurry outlet channel is communicated with the second cavity, the backflow slurry inlet channel is communicated with the first cavity, and the backflow slurry outlet channel is communicated with the backflow slurry inlet channel through a connecting channel; a first orientation device is arranged at the connecting position of the connecting pore channel and the backflow slurry inlet pore channel, and a second orientation device is arranged at the connecting position of the first cavity and the slurry outlet pore channel; the first orientation device comprises a first sealing bolt, a first pressure spring and a first ball, and the first sealing bolt, the first pressure spring and the first ball are sequentially pressed; the second orienting device comprises a second sealing bolt, a second pressure spring and a second ball, and the second sealing bolt, the second pressure spring and the second ball are sequentially in compression joint.
As the utility model discloses a further optimization scheme, the second seal bolt is the eyebolt.
As a further optimization scheme of the utility model, the crank is connected with peripheral hardware driving motor's output shaft.
As the utility model discloses a further optimization scheme, it has the side opening to go out thick liquid pore side, and the side opening is connected with the pressure gauge, and the pressure gauge can real-time supervision go out the hydraulic parameter value of thick liquid.
As a further optimization scheme of the utility model, a first sealing ring and a second sealing ring are respectively arranged at two ends of the second cavity; the first sealing ring is fixedly connected with the inner wall of the second cavity, and the proximal side surface of the first sealing ring is positioned on the surface of the plunger and is in sliding connection with the plunger; the second sealing ring is fixedly connected with the inner wall of the second cavity, and the proximal side surface of the second sealing ring is positioned on the surface of the plunger and is in sliding connection with the plunger.
As a further optimization scheme of the utility model, first sealing washer and second sealing washer are self-lubricating pyrocondensation material, like pyrocondensation ethylene pyrocondensation, pyrocondensation chloroethylene etc..
The utility model discloses an useful part lies in: the sealing ring made of the self-lubricating heat-shrinkable material can be heated and shrunk, so that the outer surface of the plunger can still be hooped by the sealing ring when the grouting pump generates heat during operation, and the sealing performance is ensured; when the sealing ring is invalid, slurry leakage enters the second cavity along a gap between the plunger and the plunger cylinder, flows through the backflow slurry outlet pore passage and the connecting pore passage in sequence, is converged into the slurry inlet pore passage, and flows into the first cavity again, so that the sealing property is ensured. The utility model discloses finally avoided the too fast weak point of traditional grouting pump leakproofness decline speed, provided a simple and practical's high leakproofness grouting pump technical scheme.
Drawings
The present application is further described below with reference to the accompanying drawings:
fig. 1 is an overall schematic view of the present invention;
FIG. 2 is a schematic view of the internal structure of the present invention;
FIG. 3 is a schematic structural view of a backflow slurry outlet channel and a backflow slurry inlet channel;
FIG. 4 is a schematic view of a second orientation device;
FIG. 5 is a schematic diagram of a two-component tandem configuration;
FIG. 6 is a schematic diagram of a two-component parallel configuration;
in the figure: 1-shell, 101-slurry inlet channel, 102-slurry outlet channel, 1021-side hole, 103-backflow slurry outlet channel, 104-backflow slurry inlet channel, 105-connecting channel, 106-first orientation device, 1061-first sealing bolt, 1062-first pressure spring, 1063-first ball, 106 '-second orientation device, 1061' -second sealing bolt, 1062 '-second pressure spring, 1063' -second ball, 11-plunger cylinder, 111-feeding hole, 112-sealing plug, 2-cavity, 21-first cavity, 22-second cavity, 221-first sealing ring, 222-second sealing ring, 3-plunger, 4-crosshead, 5-connecting rod and 6-crank.
Detailed Description
According to the above structural features of the present application, the embodiments of the present application will be further explained:
referring to fig. 1 to 6, the embodiment provides a compensation type high-sealing two-component grouting pump, which includes a housing 1, a plunger 3, a crosshead 4, a connecting rod 5 and a crank 6; a plunger cylinder 11 is arranged in the shell 1, and the plunger 3 is positioned in the plunger cylinder 11 and is connected with the plunger in a sliding way; the tail end of the plunger 3 is connected with the top end of the connecting rod 5 through a crosshead 4; the end of the connecting rod 5 is rotatably connected with a crankshaft 6. The device also comprises a cavity 2, wherein the cavity 2 comprises a first cavity 21 and a second cavity 22; the first cavity 21 is positioned at the top end of the plunger cylinder 11, and the first cavity 21 is communicated with the plunger cylinder 11; the top end of the plunger is positioned in the first cavity 21; the second cavity 22 is located at the right side of the first cavity 21, and the second cavity 22 communicates with the plunger cylinder 11.
The shell 1 is provided with a slurry inlet channel 101, a slurry outlet channel 102, a backflow slurry outlet channel 103, a backflow slurry inlet channel 104, a connecting channel 105, a first orientation device 106 and a second orientation device 106'; the slurry inlet channel 101 is communicated with the second cavity 22, and the slurry outlet channel 102 is communicated with the first cavity 21; the backflow slurry outlet hole 103 is communicated with the second cavity 22, the backflow slurry inlet hole 104 is communicated with the first cavity 21, and the backflow slurry outlet hole 103 is communicated with the backflow slurry inlet hole 104 through a connecting hole 105; a first orientation device 106 is arranged at the connecting position of the connecting pore passage 105 and the backflow slurry inlet pore passage 104, and a second orientation device 106' is arranged at the connecting position of the first cavity 21 and the slurry outlet pore passage 102; the first orientation device 106 comprises a first sealing bolt 1061, a first pressure spring 1062 and a first ball 1063, wherein the first sealing bolt 1061, the first pressure spring 1062 and the first ball 1063 are sequentially pressed; the second orienting device 106 ' includes a second sealing bolt 1061 ', a second pressure spring 1062 ', and a second ball 1063 ', which are sequentially pressed against each other by the second sealing bolt 1061 ', the second pressure spring 1062 ', and the second ball 1063 '. The first orientation device 106 and the second orientation device 106' both function as a check valve, and are the same as the conventional grouting machine in principle, and are used for limiting the flow direction of the slurry, and the specific "pressure-flow direction" principle corresponding to slurry pumping and slurry pressing is not described in detail.
The second sealing bolt is a bolt with a hole.
The crank 6 is connected with an output shaft of an external driving motor.
A first sealing ring 221 and a second sealing ring 222 are respectively arranged at two ends of the second cavity 22; the first sealing ring 221 is fixedly connected with the inner wall of the second cavity 22, and the proximal side surface of the first sealing ring 221 is positioned on the surface of the plunger 3 and is in sliding connection; the second sealing ring 222 is fixedly connected with the inner wall of the second cavity 22, and the proximal side surface of the second sealing ring 222 is positioned on the surface of the plunger 3 and is connected with the plunger in a sliding manner. The first sealing ring 221 and the second sealing ring 222 are both self-lubricating heat-shrinkable materials, such as heat-shrinkable polyethylene, heat-shrinkable vinyl chloride, and the like. The slip casting pump work produces the heat, and casing 1 and plunger 3 all are heated the inflation, and self-lubricating pyrocondensation material's sealing washer is heated the shrink, therefore the sealing washer still can cramp 3 surfaces of plunger, guarantees sealing performance.
The side surface of the slurry outlet duct 102 is provided with a side hole 1021, the side hole is connected with a pressure gauge, and the pressure gauge can monitor the hydraulic parameter value of slurry outlet in real time.
The using method comprises the following steps: the slurry inlet channel 101 and the slurry outlet channel 102 are respectively connected to a slurry conveying pipeline, an external driving motor is started, and the crank 6 drives the plunger 3 to reciprocate in the plunger cylinder 11 to apply pressure to the slurry so as to promote the flow of the slurry. Simultaneously, when an equipment has two (or more) simultaneously the utility model discloses a structural component can establish ties or parallelly connected use through external connecting pipe: series connection (as shown in fig. 5) can increase the upper power limit of a single device; parallel connection (as shown in fig. 6) can use one device to respectively do work on two (or more) slurry loops, and if the two (or more) slurry loops are finally converged into one slurry loop, the parallel connection mode can also achieve the effect of increasing power.
The working principle is as follows: when the traditional grouting pump leaks, the leaked slurry enters the rear end of the grouting pump along the gap between the plunger 3 and the plunger cylinder 11, and the crank-link mechanism is damaged. The utility model discloses in, be used for avoiding leaking or reducing the consequence of leaking through three kinds of technical means, three kinds of technical means correspond the technical scheme that the three-layer improves the leakproofness respectively:
in the first layer, the sealing ring 221 made of the self-lubricating heat-shrinkable material can be heated and shrunk, so that the sealing ring 221 can still clamp the outer surface of the plunger 3 when the grouting pump is operated to generate heat, and the sealing performance is ensured;
the second floor, advance thick liquids and can play cooling and lubricated effect to plunger 3 and plunger jar 11 when flowing through the second cavity, traditional grouting pump uses 2min after the plunger 3 can reach the high temperature more than 90 ℃, causes the fatigue nature of metal easily, further aggravates wearing and tearing, and the utility model discloses in after using tens of hours in practice, because the cooling and the lubrication action of thick liquids, the temperature of plunger 3 is controlled within 20 ℃ all the time, has good low temperature stability to reduce wearing and tearing, improve the leakproofness;
in the third layer, when both the first seal ring 221 and the second seal ring 222 fail, the slurry leakage in the first cavity 21 enters the second cavity 22 along the gap between the plunger 3 and the plunger cylinder 11, then flows through the backflow slurry outlet duct 103 and the connecting duct 105 in sequence, flows into the slurry inlet duct 101, and flows into the first cavity 21 again, so that the sealing performance of the device can be ensured.
In the description of the present invention, it should be noted that the terms "upper", "lower", "left", "right", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element indicated must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it should be further noted that, unless explicitly stated or limited otherwise, the terms "disposed," "mounted" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected, mechanically connected, electrically connected, directly connected, connected through an intermediate medium, or connected to each other inside two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
To sum up, to the technical personnel in the field, according to the guidance of the utility model, under the prerequisite that does not deviate from the principle and spirit of the utility model, to the change, modification, replacement, deformation that the utility model was done still fall into the protection scope of the utility model.
Claims (6)
1. A compensation type high-sealing two-component grouting pump comprises a shell (1), a plunger (3), a crosshead (4), a connecting rod (5) and a crank (6); a plunger cylinder (11) is arranged in the shell (1), and the plunger (3) is positioned in the plunger cylinder (11) and is connected with the plunger cylinder in a sliding way; the tail end of the plunger (3) is connected with the top end of the connecting rod (5) through a crosshead (4); the tail end of the connecting rod (5) is rotationally connected with the crank (6); the method is characterized in that: the device also comprises a cavity (2), wherein the cavity (2) comprises a first cavity (21) and a second cavity (22); the first cavity (21) is positioned at the top end of the plunger cylinder (11), and the first cavity (21) is communicated with the plunger cylinder (11); the top end of the plunger is positioned in the first cavity (21); the second cavity (22) is positioned on the right side of the first cavity (21), and the second cavity (22) is communicated with the plunger cylinder (11); the shell (1) is provided with a slurry inlet channel (101), a slurry outlet channel (102), a backflow slurry outlet channel (103), a backflow slurry inlet channel (104), a connecting channel (105), a first orientation device (106) and a second orientation device (106'); the slurry inlet duct (101) is communicated with the second cavity (22), and the slurry outlet duct (102) is communicated with the first cavity (21); the backflow slurry outlet hole (103) is communicated with the second cavity (22), the backflow slurry inlet hole (104) is communicated with the first cavity (21), and the backflow slurry outlet hole (103) is communicated with the backflow slurry inlet hole (104) through a connecting hole (105); a first orientation device (106) is arranged at the connecting position of the connecting pore channel (105) and the backflow slurry inlet pore channel (104), and a second orientation device (106') is arranged at the connecting position of the first cavity (21) and the slurry outlet pore channel (102); the first orientation device (106) comprises a first sealing bolt (1061), a first pressure spring (1062) and a first ball (1063), and the first sealing bolt (1061), the first pressure spring (1062) and the first ball (1063) are sequentially pressed; the second orientation device (106 ') comprises a second sealing bolt (1061 '), a second pressure spring (1062 ') and a second ball (1063 '), wherein the second sealing bolt (1061 '), the second pressure spring (1062 ') and the second ball (1063 ') are sequentially pressed.
2. The compensated high-sealing two-component grouting pump according to claim 1, characterized in that: the second sealing bolt (1061') is a bolt with a hole.
3. The compensated high-sealing two-component grouting pump according to claim 1, characterized in that: the crank (6) is connected with an output shaft of an external driving motor.
4. The compensated high-sealing two-component grouting pump according to claim 1, characterized in that: a first sealing ring (221) and a second sealing ring (222) are respectively arranged at two ends of the second cavity (22); the first sealing ring (221) is fixedly connected with the inner wall of the second cavity (22), and the side surface of the first sealing ring (221) close to the center is positioned on the surface of the plunger (3) and is in sliding connection; the second sealing ring (222) is fixedly connected with the inner wall of the second cavity (22), and the proximal side surface of the second sealing ring (222) is positioned on the surface of the plunger (3) and is in sliding connection with the plunger.
5. The compensated high-sealing two-component grouting pump according to claim 4, characterized in that: the first sealing ring (221) and the second sealing ring (222) are both self-lubricating heat-shrinkable materials.
6. The compensated high-sealing two-component grouting pump according to claim 4, characterized in that: the side surface of the slurry outlet duct (102) is provided with a side hole (1021) which is connected with a pressure gauge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022567090.6U CN213574495U (en) | 2020-11-09 | 2020-11-09 | Compensation type high-sealing double-component grouting pump |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022567090.6U CN213574495U (en) | 2020-11-09 | 2020-11-09 | Compensation type high-sealing double-component grouting pump |
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| CN213574495U true CN213574495U (en) | 2021-06-29 |
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| CN202022567090.6U Active CN213574495U (en) | 2020-11-09 | 2020-11-09 | Compensation type high-sealing double-component grouting pump |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114165434A (en) * | 2021-12-16 | 2022-03-11 | 浙江大农机器有限公司 | Plunger pump for high-salt and high-corrosion medium and sealing structure thereof |
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2020
- 2020-11-09 CN CN202022567090.6U patent/CN213574495U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114165434A (en) * | 2021-12-16 | 2022-03-11 | 浙江大农机器有限公司 | Plunger pump for high-salt and high-corrosion medium and sealing structure thereof |
| CN114165434B (en) * | 2021-12-16 | 2022-11-01 | 浙江大农机器有限公司 | Plunger pump for high-salt and high-corrosion medium and sealing structure thereof |
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