CN212003545U - Plunger packing protector for plunger pump - Google Patents
Plunger packing protector for plunger pump Download PDFInfo
- Publication number
- CN212003545U CN212003545U CN202020589449.7U CN202020589449U CN212003545U CN 212003545 U CN212003545 U CN 212003545U CN 202020589449 U CN202020589449 U CN 202020589449U CN 212003545 U CN212003545 U CN 212003545U
- Authority
- CN
- China
- Prior art keywords
- plunger
- wall
- plunger pump
- baffle
- spring
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000012856 packing Methods 0.000 title claims abstract description 31
- 230000001012 protector Effects 0.000 title claims abstract description 15
- 230000001681 protective effect Effects 0.000 claims abstract description 15
- 238000003466 welding Methods 0.000 claims abstract description 11
- 239000007788 liquid Substances 0.000 claims description 35
- 238000009434 installation Methods 0.000 claims description 8
- 238000007789 sealing Methods 0.000 claims description 6
- 230000000694 effects Effects 0.000 description 10
- 239000012535 impurity Substances 0.000 description 9
- 238000004140 cleaning Methods 0.000 description 8
- 238000005406 washing Methods 0.000 description 4
- 238000012423 maintenance Methods 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 230000001680 brushing effect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
Images
Landscapes
- Details Of Reciprocating Pumps (AREA)
Abstract
The utility model discloses a plunger packing protector for plunger pump, including the protection casing, the plunger hole has been seted up on the outer wall of protection casing, the plunger body has been inserted to the inside of plunger hole, the one end of plunger body is connected with the plunger pump, feed liquor pipe and drain pipe have been welded respectively on the both sides outer wall of protection casing, the welding has the fixed plate on one side outer wall of protection casing, fixedly connected with mounting panel through the screw rod on one side outer wall of fixed plate, the welding has the fixed axle on the mounting panel one side outer wall of keeping away from the fixed plate, and the inside cavity of fixed axle, the inside of fixed axle is provided with spring and baffle, the one end of spring is fixedly connected with the mounting panel, the spring is kept away from the one end of mounting panel and is fixedly connected with the baffle, the welding has the loose axle on the baffle one, the outer wall of one side of the scraper far away from the movable shaft is provided with a hairbrush, and the outer wall of the protective shell is welded with a mounting frame.
Description
Technical Field
The utility model relates to a plunger pump technical field specifically is a plunger packing protector for plunger pump.
Background
The plunger pump is an important device of a hydraulic system, changes the volume of a sealed working cavity to absorb and press oil by means of reciprocating motion of a plunger in a cylinder body, has the advantages of high rated pressure, compact structure, high efficiency, convenient flow regulation and the like, is widely applied to occasions where high pressure, large flow and flow need to be regulated, such as hydraulic machines, engineering machinery and ships, packing is also called sealing packing, is usually woven by soft linear objects, and strips with square or rectangular or round cross sections are usually filled in a sealing cavity and are widely applied to the plunger pump.
Plunger pump often can be stained with objects such as grit dust on the plunger when using, leads to plunger packing in the plunger pump to have the too fast problem of wearing and tearing in the use, leads to its sealed effect can be more and more poor, influences the life of plunger pump, wastes time and energy when changing the packing moreover, and cost of maintenance is higher.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to prior art's weak point, provide a plunger packing protector for plunger pump to reach the purpose that reduces packing wearing and tearing speed extension plunger pump life.
In order to achieve the above object, the utility model provides a following technical scheme: a plunger packing protector for a plunger pump comprises a protective shell, wherein a plunger hole is formed in the outer wall of the protective shell, a plunger body is inserted into the plunger hole, one end of the plunger body is connected with the plunger pump, and a liquid inlet pipe and a liquid outlet pipe are respectively welded on the outer walls of the two sides of the protective shell;
the welding has the fixed plate on one side outer wall of protection casing, through screw rod fixedly connected with mounting panel on one side outer wall of fixed plate, the mounting panel is kept away from the welding has the fixed axle on one side outer wall of fixed plate, just the inside cavity of fixed axle, the inside of fixed axle is provided with spring and baffle, the one end of spring with mounting panel fixed connection, the spring is kept away from the one end of mounting panel with baffle fixed connection, the baffle is kept away from the welding has the loose axle on one side outer wall of spring, the loose axle is kept away from the one end welding of baffle has the scraper blade.
As a further aspect of the present invention: the shape of the scraper is arc.
As a further aspect of the present invention: and a brush is arranged on the outer wall of one side of the scraper far away from the movable shaft.
As a further aspect of the present invention: and a rubber sealing plug is arranged on the outer wall of the plunger body, which is in contact with the protection shell.
As a further aspect of the present invention: the outer wall of the protection shell is welded with a mounting rack, and the mounting rack is provided with mounting screw holes.
As a further aspect of the present invention: and a liquid inlet switch valve is arranged on the liquid inlet pipe.
As a further aspect of the present invention: and a liquid outlet switch valve is arranged on the liquid outlet pipe.
Compared with the prior art, the utility model discloses a technological effect and advantage: through the arranged scraper and the hairbrush, in the reciprocating motion process of the plunger body, the hairbrush on the scraper can brush away objects such as gravels stuck on the outer wall of the scraper, so that the objects are prevented from entering the plunger pump in a large amount to abrade packing, thrust can be provided for the scraper under the action of the spring, the baffle and the movable shaft, the hairbrush is ensured to be always contacted with the outer wall of the plunger body, and the brushing effect is ensured; through the protection casing that sets up, feed liquor pipe and drain pipe, pour into the washing liquid into inside the protection casing from the feed liquor pipe, thereby wash away the small particle impurity that is stained with on the plunger body outer wall, open out liquid ooff valve, the washing liquid after the use flows from the drain pipe, the cleaning performance of the device to impurity has further been strengthened like this, in order to prevent that impurity from getting into the inside wearing and tearing that cause of plunger pump to the packing, the protection effect to the packing has been strengthened, in addition, the device passes through the mounting bracket and installs the screw to be fixed on the plunger pump, be convenient for dismantle it when the maintenance like this, compare direct change packing labour saving and time saving.
Drawings
Fig. 1 is a sectional view of the structure of the present invention.
Fig. 2 is an enlarged view of the structure of the present invention at a.
Fig. 3 is a schematic view of the protective casing structure of the present invention.
Fig. 4 is a schematic view of the scraper structure of the present invention.
1-protective shell, 2-plunger hole, 3-plunger body, 4-liquid inlet pipe, 5-liquid outlet pipe, 6-fixed plate, 7-mounting plate, 8-fixed shaft, 9-spring, 10-baffle, 11-movable shaft, 12-scraper, 13-brush, 14-rubber sealing plug, 15-mounting frame, 16-mounting screw hole, 17-liquid inlet switch valve and 18-liquid outlet switch valve.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The utility model provides a plunger packing protector for plunger pump as shown in figures 1-4, which comprises a protective shell 1, a plunger hole 2 is arranged on the outer wall of the protective shell 1, a plunger body 3 is inserted in the plunger hole 2, one end of the plunger body 3 is connected with a plunger pump, a liquid inlet pipe 4 and a liquid outlet pipe 5 are respectively welded on the outer walls of the two sides of the protective shell 1, a liquid inlet switch valve 17 is arranged on the liquid inlet pipe 4, a liquid outlet switch valve 18 is arranged on the liquid outlet pipe 5, the liquid inlet switch valve 17 is opened to inject cleaning liquid into the protective shell 1 from the liquid inlet pipe 4, thereby washing off small particle impurities adhered on the outer wall of the plunger body 3, opening the liquid outlet switch valve 18, discharging the used cleaning liquid from the liquid outlet pipe 5, therefore, the cleaning effect of the device on impurities is further enhanced, and the impurities are prevented from entering the interior of the plunger pump to cause abrasion to the packing.
Referring to fig. 1 and 2, a fixed plate 6 is welded on the outer wall of one side of a protective shell 1, a mounting plate 7 is fixedly connected on the outer wall of one side of the fixed plate 6 through a screw, a fixed shaft 8 is welded on the outer wall of one side of the mounting plate 7 far away from the fixed plate 6, the fixed shaft 8 is hollow, a spring 9 and a baffle 10 are arranged inside the fixed shaft 8, one end of the spring 9 is fixedly connected with the mounting plate 7, one end of the spring 9 far away from the mounting plate 7 is fixedly connected with the baffle 10, a movable shaft 11 is welded on the outer wall of one side of the baffle 10 far away from the spring 9, a scraper 12 is welded on one end of the movable shaft 11 far away from the baffle 10, the scraper 12 is arc-shaped, a brush 13 is arranged on the outer wall of one side of the scraper 12 far away from the movable shaft 11, and in the, thereby prevent that it from getting into the plunger pump in a large number to wearing and tearing packing, under the effect of fixed axle 8, spring 9, baffle 10 and loose axle 11, can provide thrust to scraper blade 12, guaranteed that brush 13 contacts with the outer wall of plunger body 3 all the time to its effect of brushing has been guaranteed.
As shown in fig. 1, the outer wall of the plunger body 3 contacting the protective casing 1 is provided with a rubber sealing plug 14 to prevent a large amount of cleaning liquid from leaking, the outer wall of the protective casing 1 is welded with an installation frame 15, the installation screw hole 16 is formed in the installation frame 15, and when the device is used, the device is installed on a plunger pump through the installation frame 15, the installation screw hole 16 and a screw rod, so that the device is convenient to disassemble during maintenance, and time and labor are saved compared with the direct replacement of packing.
The working principle is as follows: the utility model relates to a plunger packing protector for plunger pump, when using, install the device on the plunger pump through the mounting bracket 15, the mounting screw 16 and the screw rod, thus it is convenient to dismantle it when maintaining, compare the direct change packing labour saving and time saving, in the process of plunger body 3 reciprocating motion, the brush 13 on the scraper 12 can brush the objects such as gravel etc. stuck on its outer wall, thereby prevent it from entering the plunger pump in large quantities and wearing and tearing the packing, under the effect of the fixed axle 8, the spring 9, the baffle 10 and the movable axle 11, can provide thrust to the scraper 12, ensure that the brush 13 is always contacted with the outer wall of the plunger body 3, thereby ensure its cleaning effect, open the feed liquor switch valve 17 to inject the cleaning fluid from the feed liquor pipe 4 into the inside of the protective shell 1, thereby wash away the small particle impurity stuck on the outer wall of the plunger body 3, open the liquid outlet switch valve 18, the washing liquid after the use flows out from the liquid outlet pipe 5, so that the cleaning effect of the device on impurities is further enhanced, the impurities are prevented from entering the plunger pump, the packing is prevented from being abraded, and the protection effect on the packing is enhanced.
Although the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present patent within the knowledge of those skilled in the art.
Claims (7)
1. The utility model provides a plunger packing protector for plunger pump, includes protection casing (1), its characterized in that: a plunger hole (2) is formed in the outer wall of the protective shell (1), a plunger body (3) is inserted into the plunger hole (2), one end of the plunger body (3) is connected with a plunger pump, and a liquid inlet pipe (4) and a liquid outlet pipe (5) are welded on the outer walls of the two sides of the protective shell (1) respectively;
the welding has fixed plate (6) on the outer wall of one side of protection casing (1), through screw rod fixedly connected with mounting panel (7) on the outer wall of one side of fixed plate (6), mounting panel (7) are kept away from the welding has fixed axle (8) on the outer wall of one side of fixed plate (6), just the inside cavity of fixed axle (8), the inside of fixed axle (8) is provided with spring (9) and baffle (10), the one end of spring (9) with mounting panel (7) fixed connection, spring (9) are kept away from the one end of mounting panel (7) with baffle (10) fixed connection, baffle (10) are kept away from the welding has loose axle (11) on the outer wall of one side of spring (9), loose axle (11) are kept away from the one end welding of baffle (10) has scraper blade (12).
2. The plunger packing protector for a plunger pump of claim 1, wherein: the scraper (12) is arc-shaped.
3. The plunger packing protector for a plunger pump of claim 1, wherein: and a brush (13) is arranged on the outer wall of one side of the scraper (12) far away from the movable shaft (11).
4. The plunger packing protector for a plunger pump of claim 1, wherein: and a rubber sealing plug (14) is arranged on the outer wall of the plunger body (3) which is in contact with the protection shell (1).
5. The plunger packing protector for a plunger pump of claim 1, wherein: the outer wall of the protection shell (1) is welded with an installation frame (15), and the installation frame (15) is provided with an installation screw hole (16).
6. The plunger packing protector for a plunger pump of claim 1, wherein: and a liquid inlet switch valve (17) is installed on the liquid inlet pipe (4).
7. The plunger packing protector for a plunger pump of claim 1, wherein: and a liquid outlet switch valve (18) is arranged on the liquid outlet pipe (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020589449.7U CN212003545U (en) | 2020-04-20 | 2020-04-20 | Plunger packing protector for plunger pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020589449.7U CN212003545U (en) | 2020-04-20 | 2020-04-20 | Plunger packing protector for plunger pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212003545U true CN212003545U (en) | 2020-11-24 |
Family
ID=73416422
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020589449.7U Active CN212003545U (en) | 2020-04-20 | 2020-04-20 | Plunger packing protector for plunger pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212003545U (en) |
-
2020
- 2020-04-20 CN CN202020589449.7U patent/CN212003545U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN208600373U (en) | A kind of steel pipe high-efficiency washing device | |
| CN212003545U (en) | Plunger packing protector for plunger pump | |
| CN201538019U (en) | Independent cooling system device of injection molding machine | |
| CN212155269U (en) | Mechanical sealing structure with cooling and flushing functions | |
| CN219888377U (en) | Hydraulic oil tank convenient to change hydraulic oil | |
| CN202001396U (en) | Flushing device of mechanical seal for high pressure pump | |
| CN215444592U (en) | Hydraulic cylinder sealing device | |
| CN217508436U (en) | Motor with self-lubricating function | |
| CN215084877U (en) | Forced circulation MVR evaporator | |
| CN213134526U (en) | Wire drawing die | |
| CN212803827U (en) | Anti-leakage hydraulic oil cylinder | |
| CN201241349Y (en) | Mining plunger type dirt clearing apparatus | |
| CN209921498U (en) | Oil applying device for liquid leakage preventing chain | |
| CN111589350A (en) | Production equipment of lubricating oil | |
| CN216477780U (en) | Whole cylinder type oil well pump | |
| CN214883459U (en) | Quick patching device of gate for water conservancy water and electricity | |
| CN207112209U (en) | A kind of aqueduct of Intelligent adjustment pressure | |
| CN205078442U (en) | Machine seals and leaks liquor recovery device | |
| CN219139351U (en) | Dustproof sealing structure of rotor pump shaft | |
| CN220448669U (en) | Storage device of environmental protection cleaner | |
| CN218901089U (en) | Hydraulic engineering is with pipeline that has filtering capability | |
| CN219055003U (en) | Oil outlet structure of oil tank of mold temperature machine | |
| CN218934898U (en) | Sealed hydraulic cylinder | |
| CN2116145U (en) | Oil empty alarm | |
| CN217413649U (en) | Chip removal guiding device for pneumatic tool |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP02 | Change in the address of a patent holder |
Address after: 456300 Road West, 600 meters north of the intersection of Diku Avenue and Renmin Road, Chengguan Town, Neihuang County, Anyang City, Henan Province Patentee after: Neihuang Petroleum Machinery Co.,Ltd. Address before: 455000 east side of north section of West Ring Road, Neihuang County, Anyang City, Henan Province Patentee before: Neihuang Petroleum Machinery Co.,Ltd. |
|
| CP02 | Change in the address of a patent holder |