CN215719459U - Multiseriate opposite reciprocating pump box structure - Google Patents
Multiseriate opposite reciprocating pump box structure Download PDFInfo
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- CN215719459U CN215719459U CN202121957451.6U CN202121957451U CN215719459U CN 215719459 U CN215719459 U CN 215719459U CN 202121957451 U CN202121957451 U CN 202121957451U CN 215719459 U CN215719459 U CN 215719459U
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Abstract
The utility model discloses a multi-row oppositely-arranged type reciprocating pump box body structure, and mainly relates to the field of machining of a box body of a pump body. Including the main tank body, be equipped with the bent axle hole in the main tank body, be equipped with a plurality of first jar holes that communicate with the bent axle hole in the main tank body, the main tank body includes box, lower box, go up and to dismantle between box and the lower box and be connected, still include the linkage segment, the setting of linkage segment symmetry is in the both sides of main tank body, be equipped with a plurality of second jar holes in the linkage segment, first jar hole and second jar hole intercommunication and coaxial setting. The utility model has the beneficial effects that: the installation that it can make long bent axle is more convenient, makes things convenient for the production in the longer jar hole of length, satisfies the production demand of the multi-cylinder pump body.
Description
Technical Field
The utility model relates to the field of reciprocating pump box bodies, in particular to a multi-row oppositely-arranged type reciprocating pump box body structure.
Background
The existing reciprocating pump structure is characterized in that in order to meet the requirement of operating efficiency, the number of cylinder bodies inside a pump body is gradually increased, the pump body structure with more than five cylinders is gradually developed by a single cylinder and three cylinders in the past, after the number of the cylinder bodies is increased, particularly the pump body with more than five cylinders, the length of a crankshaft in the structure is inevitably increased, the length of the crankshaft is longer, if the crankshaft is supported by two sides, the strength of the crankshaft cannot be guaranteed, and a support bearing needs to be added inside a box body to improve the strength of the crankshaft. The diameter of the supporting bearing is larger than that of the through blank cap mounting holes at two sides of the box body, so that certain difficulty is caused when the existing box body structure is installed and produced, the length of a cylinder hole of a plurality of rows of cylinder bodies is also longer, certain difficulty also exists in the machining of the cylinder hole with longer length of the existing box body structure, and therefore the existing box body structure is required to be further improved to meet the requirement of multi-cylinder body machining and installation.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a multi-row oppositely-arranged reciprocating pump box body structure which can enable a long crankshaft to be more conveniently installed, facilitate production of a cylinder hole with a longer length and meet production requirements of a multi-cylinder pump body.
In order to achieve the purpose, the utility model is realized by the following technical scheme:
the utility model provides a multiseriate opposite type reciprocating pump box structure, includes the main tank body, be equipped with the bent axle hole in the main tank body, be equipped with a plurality of first jar holes that communicate with the bent axle hole in the main tank body, the main tank body includes box, lower box, go up and can dismantle between box and the lower box and be connected, still include the linkage segment, the setting of linkage segment symmetry is in the both sides of main tank body, be equipped with a plurality of second jar holes in the linkage segment, first jar hole and second jar hole intercommunication and coaxial setting.
Furthermore, the crankshaft hole and the first cylinder hole are symmetrically arranged on the upper box body and the lower box body, and positioning holes are formed in corresponding positions of the upper box body and the lower box body.
Furthermore, the parts of the crankshaft hole and the first cylinder hole, which are positioned on the upper box body and the lower box body, are semicircular, connecting plates are arranged at the corresponding positions of the end parts of the upper box body and the lower box body, and the positioning holes are positioned on the connecting plates.
Furthermore, the first cylinder holes are symmetrically arranged on two sides of the crankshaft hole, the crankshaft hole and the first cylinder holes penetrate through two ends of the main box body, and the second cylinder holes penetrate through two ends of the connecting section.
Furthermore, a positioning boss is arranged at the end part of the first cylinder hole, and a positioning counter bore matched with the positioning boss is arranged at one end of the second cylinder hole.
Further, the upper box body and the lower box body, and the main box body and the connecting section are fixed through bolts.
Further, the number of the first cylinder hole and the second cylinder hole is at least five.
Compared with the prior art, the utility model has the beneficial effects that:
1. the main box body comprises an upper box body and a lower box body, the crankshaft hole and the first cylinder hole are distributed on the upper box body and the lower box body, corresponding parts are firstly installed in the crankshaft hole and the first cylinder hole of the lower box body during installation, and then the upper box body is fastened and fixed on the lower box body, and under the condition that the crankshaft hole is larger than through blind cover installation holes at two ends of the box body, the installation and combination of the crankshaft hole and internal parts can be very convenient, the problem of difficulty in assembly of the existing integrated box body is greatly reduced, and the convenience in production and installation is improved;
2. set up the linkage segment in the bilateral symmetry of main tank body, set up second jar hole in the linkage segment, second jar hole and first jar hole intercommunication and coaxial setting, just so can cut apart into first jar hole and second jar hole with the longer jar hole of length requirement, make both parts processing, then constitute the motion passageway of connecting rod and slider jointly after fixed together through the combination, thereby effectively solve the slot hole and add the axiality man-hour, cylindricity and roughness's technology difficulty, the processing that makes the jar hole is more high-efficient and accurate, the efficiency and the quality of production and equipment are improved.
Drawings
FIG. 1 is a schematic perspective view of the present invention.
Fig. 2 is a schematic structural view of the main case of the present invention.
Fig. 3 is a schematic view of the structure of the connection segment of the present invention.
Fig. 4 is a schematic structural view of the upper case of the present invention.
Fig. 5 is a schematic structural view of a lower case of the present invention.
Reference numerals shown in the drawings:
1. a main box body; 2. a crankshaft bore; 3. a first cylinder hole; 4. an upper box body; 5. a lower box body; 6. a connecting section; 7. a second cylinder bore; 8. positioning holes; 9. a connecting plate; 10. positioning the boss; 11. and positioning the counter bore.
Detailed Description
The utility model will be further illustrated with reference to the following specific examples. It should be understood that these examples are for illustrative purposes only and are not intended to limit the scope of the present invention. Further, it should be understood that various changes or modifications of the present invention may be made by those skilled in the art after reading the teaching of the present invention, and these equivalents also fall within the scope of the present application.
The utility model relates to a multi-row opposed reciprocating pump box structure, which comprises a main box body 1, wherein a driving part of a pump body is mainly arranged in the main box body 1, the driving part of the pump body comprises a motion channel of a crankshaft, a connecting rod, a cross head and a connecting rod, a crankshaft hole 2 is arranged in the main box body 1, the crankshaft rotates in the crankshaft hole 2, a plurality of first cylinder holes 3 communicated with the crankshaft hole 2 are arranged in the main box body 1, the connecting rod is connected with the crankshaft, a plurality of groups of connecting rods, the cross head and the connecting rod are driven to reciprocate in the first cylinder holes 3 through the rotation of the crankshaft, so that a plunger is driven to reciprocate, a liquid inlet end and a liquid outlet end are driven to perform liquid inlet and outlet, the main box body 1 comprises an upper box body 4 and a lower box body 5, the upper box body 4 is detachably connected with the lower box body 5, the crankshaft hole 2 and the first cylinder holes 3 are distributed on the upper box body 4 and the lower box body 5, and the complete crankshaft hole 2 and the first cylinder hole 3 are formed after the upper box body 4 and the lower box body 5 are combined, when the structure is installed, firstly, the structures such as the crankshaft, the connecting rod and the like are installed on the lower box body 5, then the upper box body 4 is buckled on the lower box body 5, compared with the existing integrated box body structure, under the condition that the size of the crankshaft hole 2 is larger than that of the through blank cap installation holes on the two sides of the box body, the installation of the crankshaft and the connecting rod is more convenient, the structure is suitable for the installation and production of a multi-cylinder pump body box body, the installation and use requirements of a multi-cylinder pump body are met, the installation difficulty is reduced, the structure also comprises a connecting section 6, the connecting section 6 is symmetrically arranged on the two sides of the main box body 1, a plurality of second cylinder holes 7 are arranged in the connecting section 6, the first cylinder holes 3 are communicated with the second cylinder holes 7 and are coaxially arranged, the connecting section 6 is combined with the main box body 1, the second cylinder holes 7 and the first cylinder holes 3 jointly form a cylinder hole channel for connecting rod movement, so that when the cylinder hole channel is longer, the cylinder holes are divided into the first cylinder holes 3 and the second cylinder holes 7, when separately processing first cylinder hole 3 and second cylinder hole 7 again this moment, its degree of difficulty greatly reduced in the processing technology of the axiality in hole, cylindricity and roughness, will connect section 6 and main tank 1 and make up and form complete cylinder hole passageway after processing finishes, greatly reduced the processing degree of difficulty in cylinder hole, guaranteed the efficiency and the quality of the longer cylinder hole processing of length.
Preferably, the crankshaft hole 2 and the first cylinder hole 3 are symmetrically arranged on the upper box body 4 and the lower box body 5, the crankshaft hole 2 and the first cylinder hole 3 can be evenly distributed on the upper box body 4 and the lower box body 5, so that the processing difficulty can be reduced when the crankshaft hole 2 and the first cylinder hole 3 are processed, the processing of the crankshaft hole 2 and the first cylinder hole 3 can be realized by adopting the same size, the positioning holes 8 are respectively arranged at the corresponding positions on the upper box body 4 and the lower box body 5, the positioning pins are movably inserted in the positioning holes 8, and when the crankshaft hole 4 and the first cylinder hole 3 are assembled and installed, the positioning pins are inserted into the positioning holes 8 at the corresponding positions, so that the crankshaft hole 2 and the first cylinder hole 3 are aligned, the completeness and the accuracy of the crankshaft hole 2 and the first cylinder hole 3 after the installation are ensured, and the processing efficiency and the quality of the crankshaft hole 2 and the first cylinder hole 3 are improved.
Preferably, the parts of the crankshaft hole 2 and the first cylinder hole 3, which are located on the upper box body 4 and the lower box body 5, are semi-cylindrical, the two parts are respectively a movement channel of the crankshaft and a connecting rod crosshead, the semi-cylindrical shapes jointly form a cylindrical channel, so that the crankshaft and the connecting rod move more smoothly, the corresponding positions of the end parts of the upper box body 4 and the lower box body 5 are respectively provided with a connecting plate 9, the positioning hole 8 is located on the connecting plate 9, the connecting plate 9 is formed by welding or integral casting, the connecting plates 9 on the two parts are buckled together during assembly, the positioning operation of the positioning hole 8 on the connecting plate is facilitated, and meanwhile, a fixing device such as a fixing bolt is also arranged on the connecting plate 9, so that the disassembly and assembly operation of the upper box body 4 and the lower box body 5 are facilitated.
Preferably, the first cylinder holes 3 are coaxially and symmetrically arranged on two sides of the crankshaft hole 2, the two ends of the crankshaft are symmetrically provided with two connecting rods by the aid of the structure, an oppositely-arranged structure is formed, the connecting rods on two sides are driven to rotate by the aid of a unified crankshaft, the number of cylinder bodies is further increased, the working efficiency of a pump body is improved, the crankshaft hole 2 and the first cylinder holes 3 penetrate through two ends of the main box body 1, the second cylinder holes 7 penetrate through two ends of the connecting section 6, communicated cylinder hole channels can be formed between the first cylinder holes 3 and the second cylinder holes 7, and the connecting rods, the cross heads and the connecting rods can conveniently move in the communicated cylinder hole channels.
Preferably, the tip integrated into one piece or the bolt fastening of first cylinder hole 3 have location boss 10, the one end in second cylinder hole 7 is equipped with the location counter bore 11 that cooperation location boss 10 used, location counter bore 11 is by the inside sunken formation of tip in second cylinder hole 7 on linkage segment 6, when linkage segment 6 and main box 1 make up, location boss 10 inserts the inside of location counter bore 11, when guaranteeing that first cylinder hole 3 and second cylinder hole 7 can coaxial intercommunication, realize the location effect between linkage segment 6 and the main box 1, make the package assembly between them more firm, avoid misplacing each other, guarantee the stability of the cylinder hole passageway that forms.
Preferably, go up between box 4 and the lower box 5 all through the bolt fastening between main tank 1 and the linkage segment 6, the mode of bolt fastening is convenient for install very much, and installs more conveniently, and when inner structure broke down, can be quick through to the split of last box 4 and lower box 5, perhaps overhaul the dismantlement of main tank 1 and linkage segment 6, improved the efficiency and the convenience of dismouting.
Preferably, the number of the first cylinder holes 3 and the second cylinder holes 7 is at least five, the length of the crankshaft exceeds the limit of the existing two-end fixing mode on the crankshaft support when more than five cylinder blocks are used, and the crankshaft is supported only by adding a bearing inside, so that the structural stability of the crankshaft can be greatly improved, the assembly of the box body is simpler, and the realization is easy.
The working principle is as follows: the main box body 1 of the utility model is composed of an upper box body 4 and a lower box body 5, a crankshaft hole 2 and a first cylinder hole 3 are distributed on the upper box body 4 and the lower box body 5, when in installation, corresponding parts are firstly installed in the crankshaft hole 2 and the first cylinder hole 3 of the lower box body 5, and then the upper box body 4 is buckled and fixed on the lower box body 5, under the condition that the crankshaft hole 2 is larger than the through cover installing holes at the two ends of the box body, the installation and combination of the crankshaft hole 2 and internal parts can be very convenient, the problem of difficult assembly of the existing integrated box body is greatly reduced, and the convenience of production, installation and maintenance is improved; the bilateral symmetry at the main tank body 1 sets up linkage segment 6, set up second cylinder hole 7 in linkage segment 6, second cylinder hole 7 communicates and coaxial setting with first cylinder hole 3, just so can cut apart into first cylinder hole 3 and second cylinder hole 7 with the longer cylinder hole of length requirement, make both separately process, then fix the motion passageway of constituteing the connecting rod jointly after together through the combination, thereby effectively solve the slot hole and add the axiality man-hour, cylindricity and roughness's process difficulty, the processing that makes the cylinder hole is more high-efficient and accurate, the efficiency and the quality of production and equipment improve.
Claims (7)
1. The utility model provides a multiseriate opposite reciprocating pump box structure, includes the main tank body (1), be equipped with bent axle hole (2) in the main tank body (1), be equipped with first cylinder hole (3) a plurality of and bent axle hole (2) intercommunication in the main tank body (1), its characterized in that: the main tank body (1) comprises an upper tank body (4) and a lower tank body (5), the upper tank body (4) is detachably connected with the lower tank body (5), the main tank body further comprises a connecting section (6), the connecting section (6) is symmetrically arranged on two sides of the main tank body (1), a plurality of second cylinder holes (7) are formed in the connecting section (6), and the first cylinder holes (3) are communicated with the second cylinder holes (7) and are coaxially arranged.
2. The multiple row opposed reciprocating pump casing structure of claim 1, wherein: the crankshaft hole (2) and the first cylinder hole (3) are symmetrically arranged on the upper box body (4) and the lower box body (5), and positioning holes (8) are formed in corresponding positions of the upper box body (4) and the lower box body (5).
3. The multiple row opposed reciprocating pump casing structure of claim 2, wherein: the crankshaft hole (2) and the first cylinder hole (3) are positioned on the upper box body (4) and the lower box body (5) respectively and are in a semi-cylindrical shape, connecting plates (9) are arranged at corresponding positions of the end portions of the upper box body (4) and the lower box body (5), and the positioning holes (8) are positioned on the connecting plates (9).
4. The multiple row opposed reciprocating pump casing structure of claim 1, wherein: the first cylinder hole (3) is symmetrically arranged on two sides of the crankshaft hole (2), the crankshaft hole (2) and the first cylinder hole (3) penetrate through two ends of the main box body (1), and the second cylinder hole (7) penetrates through two ends of the connecting section (6).
5. The multi-row opposed reciprocating pump casing structure of claim 4, wherein: the end part of the first cylinder hole (3) is provided with a positioning boss (10), and one end of the second cylinder hole (7) is provided with a positioning counter bore (11) matched with the positioning boss (10) for use.
6. The multiple row opposed reciprocating pump casing structure according to any one of claims 1 to 5, wherein: the upper box body (4) and the lower box body (5) and the main box body (1) and the connecting section (6) are fixed through bolts.
7. The multiple row opposed reciprocating pump casing structure according to any one of claims 1 to 5, wherein: the number of the first cylinder hole (3) and the second cylinder hole (7) is at least five.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121957451.6U CN215719459U (en) | 2021-08-19 | 2021-08-19 | Multiseriate opposite reciprocating pump box structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121957451.6U CN215719459U (en) | 2021-08-19 | 2021-08-19 | Multiseriate opposite reciprocating pump box structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215719459U true CN215719459U (en) | 2022-02-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121957451.6U Active CN215719459U (en) | 2021-08-19 | 2021-08-19 | Multiseriate opposite reciprocating pump box structure |
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| Country | Link |
|---|---|
| CN (1) | CN215719459U (en) |
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2021
- 2021-08-19 CN CN202121957451.6U patent/CN215719459U/en active Active
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