CN220302327U - Connecting ring for plunger pump - Google Patents
Connecting ring for plunger pump Download PDFInfo
- Publication number
- CN220302327U CN220302327U CN202323318033.4U CN202323318033U CN220302327U CN 220302327 U CN220302327 U CN 220302327U CN 202323318033 U CN202323318033 U CN 202323318033U CN 220302327 U CN220302327 U CN 220302327U
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- CN
- China
- Prior art keywords
- ring body
- oil storage
- oil
- storage box
- connecting ring
- Prior art date
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Links
- 238000003860 storage Methods 0.000 claims abstract description 78
- 238000007789 sealing Methods 0.000 claims description 10
- 238000005461 lubrication Methods 0.000 claims description 8
- 239000003921 oil Substances 0.000 abstract description 90
- 230000001050 lubricating effect Effects 0.000 abstract description 24
- 239000004519 grease Substances 0.000 abstract description 19
- 239000010687 lubricating oil Substances 0.000 abstract description 14
- 238000012423 maintenance Methods 0.000 abstract description 3
- 230000000712 assembly Effects 0.000 description 3
- 238000000429 assembly Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 238000005299 abrasion Methods 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 239000000314 lubricant Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 210000002445 nipple Anatomy 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 208000002925 dental caries Diseases 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Compressor (AREA)
Abstract
The utility model relates to the technical field of plunger pumps and discloses a connecting ring for a plunger pump, wherein an upper ring body and a lower ring body are spliced to form the connecting ring; the inner wall and the outer wall of the connecting ring are only provided with the lubricating port, compared with the prior art, the lubricating oil groove is additionally arranged, the loss of lubricating grease can be reduced, the damage to the connecting rod and the crankshaft can be avoided when the lubricating grease flows in the oil storage box, the step that the connecting ring is required to be filled with oil in real time by using the oil nozzle in the prior art is saved, the oil storage box can be moved out of the oil storage cavity, the subsequent oiling of the oil storage box is convenient, the working cost and the subsequent maintenance cost of the connecting ring, which are caused by oiling the connecting ring by using the oil pump and the oil nozzle in use, are saved, the problem that the inner oil groove, the lubricating oil groove and the crankshaft and the connecting rod are worn due to the fact that the lubricating oil is interrupted and conveyed in the prior art is solved.
Description
Technical Field
The utility model relates to the technical field of plunger pumps, in particular to a connecting ring for a plunger pump.
Background
The connecting rod connecting ring realizes the centering installation of a plurality of horizontal opposite plunger assemblies on the crank pin of the crank shaft through the structural design of the connecting ring, and improves the reliability of the connection between the connecting rod of the opposite plunger assemblies and the crank pin.
Chinese patent No. 210623066U discloses a connecting ring for connecting rod of horizontal opposed plunger pump, which is formed by casting an integral ring blank, machining the integral ring, cutting the integral ring into an upper semicircular connecting ring and a lower semicircular connecting ring by using a fast wire or a slow wire, connecting the split upper semicircular connecting ring and the split lower semicircular connecting ring into the whole connecting ring by using a connecting bolt or a cylindrical pin with a positioning function, coating the inner circular surface of the connecting ring with a wear-resistant material according to the use environment or the stress state to form a heat-resistant, corrosion-resistant and wear-resistant layer, and processing radial or axial outer circular oil grooves, inner circular oil grooves, lubricating oil grooves and lubricating oil lubrication holes on the connecting ring body to realize lubrication of related connecting kinematic pairs. The technical scheme has the advantages of simple structure, low manufacturing cost and convenient installation, ensures the centering installation and good connection reliability of the horizontal opposite type plunger assembly, and improves the lubrication performance and the abrasion resistance of the related connection kinematic pair, thereby improving the running stability and the running reliability of the horizontal opposite type plunger pump.
According to the technical scheme, the inner circular oil groove, the lubricating oil groove and the outer circular oil groove are formed in the ring body, lubrication among the ring body, the crankshaft and the connecting rod is guaranteed, but continuous oil injection of the oil injection hole by the oil nozzle is guaranteed, and if the transmission of lubricating oil is interrupted, the inner circular oil groove and the lubricating oil groove are worn by the crankshaft and the connecting rod.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model provides the connecting ring for the plunger pump, and solves the problems that the connecting ring in the prior art needs to ensure continuous oiling of the oil nozzle to the oil filling hole, and if the conveying of lubricating oil is interrupted, the inner circular oil groove and the lubricating oil groove can cause abrasion of a crankshaft and a connecting rod.
The technical aim of the utility model is realized by the following technical scheme:
a connecting ring for a plunger pump, comprising:
the upper ring body and the lower ring body are spliced to form a connecting ring;
the two oil storage cavities are arranged in the upper ring body and the lower ring body, the two oil storage cavities are respectively communicated with one end surfaces of the upper ring body and the lower ring body, and a plurality of lubrication ports which are respectively communicated with the oil storage cavities are respectively arranged on the inner side walls and the outer side walls of the upper ring body and the lower ring body;
the oil storage box is arranged in the oil storage cavity, and a plurality of connecting ports are respectively formed in the inner side wall and the outer side wall of the oil storage box;
the connecting component is arranged between the upper ring body and the lower ring body and is used for connecting the upper ring body with the lower ring body.
Preferably, the inner side wall and the outer side wall of the oil storage box are both connected with a plurality of baffle plates, and a flow channel is formed in the oil storage box.
Preferably, the connecting component comprises a threaded port formed in one end of the upper ring body and one end of the lower ring body, the threaded port is communicated with the oil storage cavity, a fixed port communicated with the threaded port is formed in the other end of the upper ring body and the other end of the lower ring body, a containing port communicated with the fixed port is formed in the outer side wall of the upper ring body and the outer side wall of the lower ring body, and a bolt in threaded connection with the threaded port is arranged in the fixed port.
Preferably, clamping grooves are formed in the two ends of the upper ring body and the lower ring body, sealing rings are arranged in the clamping grooves, and sealing gaskets sleeved with the bolts are arranged in the fixing openings.
Preferably, a rubber plug is arranged at one end of the oil storage box.
Preferably, a connecting channel is formed on one side of the oil storage cavity.
In summary, the utility model has the following advantages:
through arranging the upper ring body and the lower ring body, lubricating grease can be filled into the oil storage box when the oil storage box is used, the oil storage box is sleeved in the oil storage cavity, the upper ring body and the lower ring body are sleeved on the outer wall of the crankshaft, the upper ring body and the lower ring body are connected by utilizing the connecting part to form a connecting ring sleeved on the crankshaft, and then the connecting rod is sleeved outside the connecting ring, so that the crankshaft can drive connecting rods on two sides of the crankshaft and the plunger assembly to reciprocate, the unit efficiency, the running stability and the reliability of the horizontal opposed plunger pump are improved, and particularly, the connecting ring can relatively rotate along with the crankshaft when the crankshaft rotates and can shake the oil storage box in the oil storage cavity along with the reciprocating rotation of the crankshaft, the oil storage box can slide in the oil storage cavity under the stress, and the connecting port and the lubricating port on the oil storage box are aligned, lubricating grease in the oil storage box flows to the inner wall or the outer wall of the connecting ring through the connecting port and the lubricating port, the inner wall and the outer wall of the connecting ring are only provided with the lubricating port, compared with the prior art, the lubricating oil groove is additionally arranged, the loss of the lubricating grease can be reduced, the damage to the connecting rod and the crankshaft can be avoided when the lubricating grease flows in the oil storage box, the step that the connecting ring is required to be filled with oil in real time by using the oil nozzle in the prior art is saved, the oil storage box can be moved out from the oil storage cavity, the subsequent oiling to the oil storage box is convenient, and although the step is more, the working cost and the subsequent maintenance cost of the connecting ring, which are caused by oiling to the connecting ring by using the oil pump and the oil nozzle in use, are also solved, the problem that the lubricating oil groove is arranged in the prior art, and the lubricating oil is interrupted to convey the wear of the inner oil groove and the crankshaft and the connecting rod is avoided.
Drawings
FIG. 1 is a schematic view of the overall structure of the present utility model;
FIG. 2 is an exploded view of the present utility model;
FIG. 3 is an enlarged schematic view of a partial structure at A in FIG. 2;
FIG. 4 is an enlarged schematic view of a partial structure at B in FIG. 2;
fig. 5 is a schematic view of the structure of the oil storage box of the present utility model.
Reference numerals:
100. an upper ring body; 101. a lower ring body; 102. a connecting ring; 103. an oil storage chamber; 104. an oil storage box; 105. a connection port; 106. a connection channel; 107. a lubrication port;
200. a baffle; 201. a flow channel; 202. a rubber stopper;
300. a threaded port; 301. a fixed port; 302. a storage port; 303. a bolt; 304. a clamping groove; 305. a seal ring; 306. and a sealing gasket.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-5, the connecting ring for the plunger pump comprises an upper ring body 100, a lower ring body 101, an oil storage cavity 103, an oil storage box 104 and connecting components, wherein the upper ring body 100 and the lower ring body 101 are spliced to form a connecting ring 102, the oil storage cavity 103 is formed in each of the upper ring body 100 and the lower ring body 101, the two oil storage cavities 103 are respectively communicated with one end surfaces of the upper ring body 100 and the lower ring body 101, a plurality of lubrication ports 107 communicated with the oil storage cavity 103 are formed in inner side walls and outer side walls of the upper ring body 100 and the lower ring body 101, the oil storage box 104 is arranged in the oil storage cavity 103, a plurality of connection ports 105 are respectively formed in inner side walls and outer side walls of the oil storage box 104, and the connecting components are arranged between the upper ring body 100 and the lower ring body 101 and are used for connecting the upper ring body 100 and the lower ring body 101.
By arranging the upper ring body 100 and the lower ring body 101, lubricating grease can be filled into the oil storage box 104 when the horizontal opposed plunger pump is used, the oil storage box 104 is sleeved in the oil storage cavity 103, the upper ring body 100 and the lower ring body 101 are sleeved on the outer wall of the crankshaft, the upper ring body 100 and the lower ring body 101 are connected by using connecting parts to form a connecting ring 102 sleeved on the crankshaft, at the moment, connecting rods are sleeved outside the connecting ring 102, so that the crankshaft can drive connecting rods on two sides of the crankshaft and plunger assemblies to reciprocate, the unit efficiency, the running stability and the reliability of the horizontal opposed plunger pump are improved, particularly, the connecting ring 102 can relatively rotate along with the reciprocating rotation of the crankshaft when the connecting ring 102 rotates along with the crankshaft, the oil storage box 104 in the oil storage cavity 103 can be rocked, the oil storage box 104 can slide in the oil storage cavity 103 under the stress, and when a connecting port 105 and a lubricating port 107 on the oil storage box 104 are aligned, the lubricating grease in the oil storage box 104 flows to the inner wall or the outer wall of the connecting ring 102 through the connecting port 105 and the lubricating port 107, the inner wall and the outer wall of the connecting ring 102 are only provided with the lubricating port 107 (the lubricating port 107 can be provided with a round angle), compared with the lubricating grease adding process in the prior art, the lubricating grease loss can be reduced, the lubricating grease in the oil storage box 104 can be prevented from damaging a connecting rod and a crankshaft when flowing empty, the step of filling the connecting ring 102 in real time by using a grease nipple in the prior art is saved, the oil storage box 104 can be moved out of the oil storage cavity 103, the subsequent re-filling of the oil storage box 104 is facilitated, although the step is more, the working cost and the subsequent maintenance cost of the connecting ring 102 caused by using the oil pump and the grease nipple in use are saved, the lubricating grease groove is also solved in the prior art, the interruption of the delivery of lubricant leads to problems with the inner circular grooves and lubricant grooves wearing the crankshaft and connecting rods.
Further, a plurality of baffle plates 200 are respectively connected to the inner side wall and the outer side wall of the oil storage box 104, and a flow passage 201 is formed in the oil storage box 104.
By providing the plurality of baffle plates 200, when the oil amount in the oil storage box 104 is reduced, the baffle plates 200 can block the liquid when the lubricating oil shakes in the oil storage box 104, so that the liquid can be splashed into the connecting port 105 while the flow direction of the liquid is changed, and the lubricating grease can be more conveniently guided to the connecting port 105. The plunger pump can generate heat in the working process, so that the fluidity of the lubricating grease is increased.
As a further aspect of the present utility model, the connecting member includes a threaded port 300 formed at one end of the upper ring body 100 and the lower ring body 101, the threaded port 300 is communicated with the oil storage cavity 103, a fixed port 301 communicated with the threaded port 300 is formed at the other end of the upper ring body 100 and the lower ring body 101, a receiving port 302 communicated with the fixed port 301 is formed at the outer side wall of the upper ring body 100 and the lower ring body 101, and a bolt 303 in threaded connection with the threaded port 300 is formed in the fixed port 301.
By providing the bolts 303, the bolts 303 can be screwed into the screw ports 300 by a tool such as a screwdriver, and the purpose of connecting the upper ring 100 and the lower ring 101 can be achieved.
As a further aspect of the present utility model, the two ends of the upper ring body 100 and the lower ring body 101 are respectively provided with a clamping groove 304, a sealing ring 305 is provided in the clamping groove 304, and a sealing pad 306 sleeved with the bolt 303 is provided in the fixing opening 301.
Through setting up sealing ring 305, when last ring body 100 is connected with lower ring body 101, sealing ring 305 can seal the tip that both link to each other, and sealing pad 306 can seal between fixed port 301 and the bolt 303, has avoided the problem that lubricating grease in the oil storage chamber 103 flows out.
Further to the present utility model, a rubber stopper 202 is provided at one end of the oil reservoir 104.
By providing the rubber stopper 202, the problem of damage to the bolt 303 or the oil storage box 104 due to hard collision of the bolt 303 when the oil storage box 104 moves in the oil storage chamber 103 can be avoided.
As a further aspect of the present utility model, a connecting channel 106 is provided at one side of the oil storage chamber 103.
Through setting up connecting channel 106, connecting channel 106 can communicate the oil storage chamber 103 in upper ring body 100 and the lower ring body 101, and when lubricating grease lacks in one of them oil storage chamber 103 or the oil storage box 104, along with rocking, the rotation of go-between 102, grease in two cavitys can circulate, compensate each other.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The go-between for the plunger pump, its characterized in that includes:
the upper ring body and the lower ring body are spliced to form a connecting ring;
the two oil storage cavities are arranged in the upper ring body and the lower ring body, the two oil storage cavities are respectively communicated with one end surfaces of the upper ring body and the lower ring body, and a plurality of lubrication ports which are respectively communicated with the oil storage cavities are respectively arranged on the inner side walls and the outer side walls of the upper ring body and the lower ring body;
the oil storage box is arranged in the oil storage cavity, and a plurality of connecting ports are respectively formed in the inner side wall and the outer side wall of the oil storage box;
the connecting component is arranged between the upper ring body and the lower ring body and is used for connecting the upper ring body with the lower ring body.
2. The connecting ring for a plunger pump according to claim 1, wherein the inner side wall and the outer side wall of the oil storage box are connected with a plurality of baffle plates, and a flow passage is formed in the oil storage box.
3. The connecting ring for a plunger pump according to claim 1, wherein the connecting member comprises a threaded port formed in one end of the upper ring body and one end of the lower ring body, the threaded port is communicated with the oil storage cavity, a fixed port communicated with the threaded port is formed in the other end of the upper ring body and the other end of the lower ring body, a containing port communicated with the fixed port is formed in the outer side wall of the upper ring body and the outer side wall of the lower ring body, and a bolt in threaded connection with the threaded port is arranged in the fixed port.
4. The connecting ring for a plunger pump according to claim 3, wherein clamping grooves are formed in two ends of the upper ring body and the lower ring body, a sealing ring is arranged in the clamping grooves, and a sealing gasket sleeved with the bolt is arranged in the fixing opening.
5. The connecting ring for a plunger pump according to claim 1, wherein one end of the oil storage box is provided with a rubber stopper.
6. The connecting ring for a plunger pump according to claim 1, wherein a connecting passage is provided on one side of the oil storage chamber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323318033.4U CN220302327U (en) | 2023-12-06 | 2023-12-06 | Connecting ring for plunger pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323318033.4U CN220302327U (en) | 2023-12-06 | 2023-12-06 | Connecting ring for plunger pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220302327U true CN220302327U (en) | 2024-01-05 |
Family
ID=89373655
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323318033.4U Active CN220302327U (en) | 2023-12-06 | 2023-12-06 | Connecting ring for plunger pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220302327U (en) |
-
2023
- 2023-12-06 CN CN202323318033.4U patent/CN220302327U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |