CN113757106A - Multi-gear hydraulic pump - Google Patents
Multi-gear hydraulic pump Download PDFInfo
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- CN113757106A CN113757106A CN202111084538.1A CN202111084538A CN113757106A CN 113757106 A CN113757106 A CN 113757106A CN 202111084538 A CN202111084538 A CN 202111084538A CN 113757106 A CN113757106 A CN 113757106A
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C2/00—Rotary-piston machines or pumps
- F04C2/08—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing
- F04C2/12—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type
- F04C2/14—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type with toothed rotary pistons
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C15/00—Component parts, details or accessories of machines, pumps or pumping installations, not provided for in groups F04C2/00 - F04C14/00
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C15/00—Component parts, details or accessories of machines, pumps or pumping installations, not provided for in groups F04C2/00 - F04C14/00
- F04C15/0003—Sealing arrangements in rotary-piston machines or pumps
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C15/00—Component parts, details or accessories of machines, pumps or pumping installations, not provided for in groups F04C2/00 - F04C14/00
- F04C15/06—Arrangements for admission or discharge of the working fluid, e.g. constructional features of the inlet or outlet
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Rotary Pumps (AREA)
- Details And Applications Of Rotary Liquid Pumps (AREA)
Abstract
The invention provides a multi-gear hydraulic pump, which relates to the technical field of hydraulic pumps and aims to solve the problems that when the conventional multi-gear hydraulic pump is used, a protection structure is not perfect enough, an internal structure is easy to damage when the conventional multi-gear hydraulic pump is impacted, and the phenomenon of oil leakage is easy to occur after the conventional multi-gear hydraulic pump is used for a long time; the main body is a multi-gear motor body, and the side edge of the main body is of a rectangular structure; the auxiliary grooves are formed at both end positions of the shielding member. The protection piece is used for installing in the main part outside for the protection piece can get up the all-round protection of main part, makes this device meet when assaulting, can pass through the protection piece atress, and then reduces the local impact force that receives of main part, and the main part appears when the oil leak after long-time the use, makes oil can with the inside contact of protection piece, if a large amount of oil leaks, oil can get into the inside of collecting tank, also can not outwards discharge in a large number.
Description
Technical Field
The invention belongs to the technical field of hydraulic pumps, and particularly relates to a multi-gear hydraulic pump.
Background
The multi-gear hydraulic pump is a multiple gear pump, and means that the same transmission shaft drives two or more gear pumps which work independently. The pumps are often housed together in a single housing. Compact structure, small size and convenient overall arrangement of the host. The method is widely applied to construction engineering machinery.
For example, application No.: CN201710801977.7 relates to a multiple heavy-duty gear pump with a light-weight structural design, which comprises a front cover, more than one middle pump body and a rear pump body which are sequentially connected from front to back; the middle pump body is internally provided with a first main shaft mounting hole, a second main shaft mounting hole, a first driven shaft mounting hole and a second driven shaft mounting hole which are positioned behind the corresponding driving gear and the corresponding driven gear, and the middle pump body is also internally provided with a first connecting cavity for communicating the corresponding first main shaft mounting hole, the second main shaft mounting hole, the first driven shaft mounting hole and the second driven shaft mounting hole.
Based on the prior art discovery, current many gear hydraulic pump is when using, and protective structure is perfect inadequately, when meetting the striking, damages inner structure easily, and appears the phenomenon of oil leak after using for a long time easily, and current many gear hydraulic pump when using, unable convenient fixed mounting protective structure, protective structure appears becoming flexible after using for a long time easily.
Disclosure of Invention
In order to solve the technical problems, the invention provides a multi-gear hydraulic pump, which aims to solve the problems that when the existing multi-gear hydraulic pump is used, a protection structure is not perfect enough, an internal structure is easy to damage when the existing multi-gear hydraulic pump is impacted, oil leakage is easy to occur after the existing multi-gear hydraulic pump is used for a long time, the protection structure cannot be conveniently and fixedly installed when the existing multi-gear hydraulic pump is used, and the protection structure is easy to loosen after the existing multi-gear hydraulic pump is used for a long time.
The invention relates to a purpose and an effect of a multi-gear hydraulic pump, which are achieved by the following specific technical means:
a multi-gear hydraulic pump includes a main body, a guard, an auxiliary groove, a connecting member, a base member, a mounting member and a supporting member; the main body is a multi-gear motor body, and the side edge of the main body is of a rectangular structure; the auxiliary grooves are arranged at the two ends of the protection part, and the sealing strips on the outer sides of the auxiliary grooves are in contact with the main body; the bottom piece is positioned at two sides of the bottom of the protection piece, and two ends of the bottom piece are embedded in the fixing grooves of the bottom; the bottom of the inserting plate is inserted into the inserting groove of the bottom piece, and the fixing blocks are inserted into the limiting grooves on the two sides of the inserting groove; the mounting pieces are sleeved on the outer sides of the protection pieces, and the reflecting plates on the side edges of the mounting pieces are distributed in a staggered mode; the supporting piece is arranged at the bottom of the mounting piece, and the top end of the connecting rod of the supporting piece is inserted into the bottom groove;
the protection part comprises a fixing groove, a collecting groove and a clamping groove, the protection part is of a T-shaped structure, and the inner side of the protection part is of an arc-shaped structure; fixing grooves are formed in the inner sides of the two ends of the protection piece, and the fixing grooves are of T-shaped structures; collecting grooves which are uniformly arranged are arranged in the protection piece, the collecting grooves are of L-shaped structures, and the included angle of the inner parts of the collecting grooves is of an inclined structure; the protection parts are arranged on two sides of the main body;
the connecting piece comprises an inserting plate, a stress groove and a fixing block, the connecting piece is of an I-shaped structure, and the inserting plate is arranged at the bottom of the connecting piece; the plug board is of a rectangular plate-shaped structure, and stress grooves which are uniformly arranged are formed in two sides of the bottom of the plug board; the stress groove is of a T-shaped structure, and a spring is arranged in the stress groove; the connecting piece is arranged at the side of the protection piece, and the two ends of the connecting piece are embedded in the fixing grooves.
Furthermore, the main body comprises a connecting plate and a clamping block, the connecting plate is arranged at the top end of the main body, and the connecting plate is of a plate-shaped structure; the side of main part is equipped with the fixture block of two symmetrical structure, and the fixture block is wedge structure.
Furthermore, the protection part further comprises clamping grooves which are of wedge-shaped structures and are arranged on two sides of the inner part of the protection part, and clamping blocks are embedded in the clamping grooves.
Furthermore, the auxiliary groove comprises a sealing strip, the auxiliary groove is of a rectangular structure and an arc structure, and the sealing strip is arranged on the side edge of the outer end of the auxiliary groove; the sealing strip is of a wedge-shaped structure and is made of rubber.
Furthermore, the connecting piece also comprises a fixed block, the fixed block is of a T-shaped structure, and the outer end of the fixed block is of a wedge-shaped structure; the inner end of the fixed block is embedded in the stress groove, and the inner end of the fixed block is contacted with the spring.
Furthermore, the bottom piece comprises a slot and a limiting groove, the bottom piece is of an I-shaped structure, the slot is arranged in the middle of the bottom piece, and two sides of the top end of the slot are of inclined structures; limiting grooves are uniformly arranged on two sides of the bottom of the slot, and the limiting grooves are of rectangular structures.
Furthermore, the mounting part comprises a reflecting plate and a bottom groove, the mounting part is of two U-shaped plate structures, and the reflecting plates are mounted on the inner sides of two ends of the mounting part through connecting ropes; the reflecting plate is of a rectangular plate-shaped structure, and the inner side of the reflecting plate is of an arc-shaped structure; the bottom corner position of installed part is equipped with the kerve, and the kerve is circular structure.
Furthermore, the supporting piece comprises a connecting rod, the supporting piece is of a rectangular structure, two sides of the supporting piece are of inclined structures, and the middle position of the supporting piece is of a rectangular structure; four connecting rods are arranged at the corner positions at the top end of the supporting piece and are of cylindrical structures.
Compared with the prior art, the invention has the following beneficial effects:
1. in the device, a protection part is arranged and is used for being arranged outside a main body, so that the protection part can protect the main body in all directions, when the device is impacted, the protection part is stressed to further reduce the local impact force on the main body, and when the main body leaks oil after being used for a long time, the oil can be in contact with the inside of the protection part, if a large amount of oil leaks, the oil can enter the inside of a collecting groove and can not be discharged outwards, a fixing groove is used for embedding and installing a connecting part and a bottom part, so that two protection parts can be effectively pulled and fixed and are tightly connected together, the two protection parts can not loosen after being used for a long time, the collecting groove is used for the leaked oil, and a clamping groove is used for being arranged inside the protection part, so that after the protection part is installed, the clamping block can be inserted into the clamping groove, so that the reinforcing fixation is assisted;
2. in this device, the connecting piece has been set up, the connecting piece is used for imbedding its both ends inside the fixed slot, and then make the connecting piece link together the protection piece, and then strengthen fixedly, make the concatenation that the protection piece can stabilize together, and then strengthen fixedly, it is not hard up to appear after avoiding using for a long time, the connecting piece is the I shape structure, be inside in order to insert the fixed slot of both sides protection piece simultaneously, the picture peg is then used for inserting inside the slot, make the connecting piece can be fixed together with the firm connection of end piece, the atress groove is used for passing through the spring mounting fixed block, make the fixed block can receive the outside removal of spring power, the fixed block has played the effect of inserting the spacing inslot portion, make the picture peg insert after, can stabilize more, be more difficult for extracting.
Drawings
Fig. 1 is a schematic perspective view of the present invention.
Fig. 2 is a schematic bottom view of the present invention.
Fig. 3 is a schematic exploded view of the present invention.
Fig. 4 is a schematic exploded view of the main body of the present invention.
Fig. 5 is an exploded and partially cross-sectional view of the connector of the present invention.
Fig. 6 is a schematic view of the enlarged part a of the present invention from fig. 5.
Fig. 7 is an exploded bottom view of the mount of the present invention.
In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:
1. a main body; 101. a connecting plate; 102. a clamping block; 2. a guard; 201. fixing grooves; 202. collecting tank; 203. a card slot; 3. an auxiliary groove; 301. a sealing strip; 4. a connecting member; 401. inserting plates; 402. a stress groove; 403. a fixed block; 5. a bottom piece; 501. a slot; 502. a limiting groove; 6. a mounting member; 601. a reflective plate; 602. a bottom groove; 7. a support member; 701. a connecting rod.
Detailed Description
The embodiments of the present invention will be described in further detail with reference to the drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.
In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example (b):
as shown in figures 1 to 7:
the invention provides a multi-gear hydraulic pump, which comprises a main body 1, a protection part 2, an auxiliary groove 3, a connecting part 4, a bottom part 5, a mounting part 6 and a supporting part 7; the main body 1 is a multi-gear motor body, and the side edge of the main body 1 is of a rectangular structure; the auxiliary grooves 3 are arranged at the two ends of the protection part 2, and the sealing strips 301 outside the auxiliary grooves 3 are contacted with the main body 1; the bottom piece 5 is positioned at two sides of the bottom of the protection piece 2, and two ends of the bottom piece 5 are embedded in the fixing grooves 201 of the bottom; the bottom of the inserting plate 401 is inserted into the slot 501 of the bottom piece 5, and the fixing block 403 is inserted into the limiting slots 502 at two sides of the slot 501; the mounting pieces 6 are sleeved on the outer side of the protection piece 2, and the reflecting plates 601 at the side edges of the mounting pieces 6 are distributed in a staggered manner; the support 7 is installed at the bottom of the installation part 6, and the top end of the connecting rod 701 of the support 7 is inserted into the bottom groove 602;
the protection member 2 comprises a fixing groove 201, a collecting groove 202 and a clamping groove 203, the protection member 2 is of a T-shaped structure, and the inner side of the protection member 2 is of an arc-shaped structure; fixing grooves 201 are formed in the inner sides of the two ends of the protection part 2, and the fixing grooves 201 are of T-shaped structures; collecting troughs 202 which are uniformly arranged are arranged inside the protection part 2, the collecting troughs 202 are L-shaped structures, and the inner included angle of the collecting troughs 202 is an inclined structure; the protection parts 2 are arranged at two sides of the main body 1, the protection parts 2 are arranged at the outer side of the main body 1, so that the protection parts 2 can protect the main body 1 in all directions, when the device is impacted, the protection parts 2 can be stressed, the local impact force on the main body 1 can be reduced, and when the main body 1 leaks oil after being used for a long time, the oil can be contacted with the inside of the protection parts 2, if a large amount of oil leaks, the oil can enter the inside of the collection groove 202 and can not be discharged outwards, the fixing grooves 201 are used for embedding and installing the connecting parts 4 and the bottom parts 5, so that the two protection parts 2 can be effectively pulled and fixed and are tightly connected together, the looseness can not occur after the long-time use of the device, and the collection groove 202 is used for the leaked oil;
the connecting piece 4 comprises an inserting plate 401, a stress groove 402 and a fixing block 403, the connecting piece 4 is of an I-shaped structure, and the inserting plate 401 is arranged at the bottom of the connecting piece 4; the inserting plate 401 is of a rectangular plate-shaped structure, and stress grooves 402 which are uniformly arranged are formed in two sides of the bottom of the inserting plate 401; the stress slot 402 is of a T-shaped structure, and a spring is arranged in the stress slot 402; the connecting element 4 is arranged at the side of the protection element 2, the two ends of the connecting element 4 are embedded in the fixing grooves 201, the connecting element 4 is used for embedding the two ends of the connecting element in the fixing grooves 201, the connecting element 4 can connect the protection element 2 together, the fixing is strengthened, the protection element 2 can be spliced together stably, the fixing is strengthened, looseness after long-time use is avoided, the connecting element 4 is of an I-shaped structure and can be inserted into the fixing grooves 201 of the protection elements 2 at the two sides simultaneously, the inserting plate 401 is inserted into the inserting grooves 501, the connecting element 4 can be connected with the bottom element 5 stably and fixed together, the stress groove 402 is used for installing the fixing block 403 through a spring, and the fixing block 403 can receive spring power and move outwards.
The main body 1 comprises a connecting plate 101 and a clamping block 102, the connecting plate 101 is arranged at the top end of the main body 1, and the connecting plate 101 is of a plate-shaped structure; the side of main part 1 is equipped with the fixture block 102 of two symmetrical structure, and fixture block 102 is the wedge structure, and connecting plate 101 is used for establishing at main part 1 top for installation that main part 1 can be firm is used, and fixture block 102 is used for establishing at main part 1 side, makes after protection piece 2 installs, and fixture block 102 can insert the inside fixed of draw-in groove 203, and then supplementary fixed protection piece 2.
The protection member 2 further includes a card slot 203, the card slot 203 is of a wedge-shaped structure, the card slot 203 is disposed on two sides of the inside of the protection member 2, the card block 102 is embedded in the card slot 203, and the card slot 203 is disposed inside the protection member 2, so that after the protection member 2 is mounted, the card block 102 can be inserted into the card slot 203, and then the fixation is assisted.
The auxiliary groove 3 comprises a sealing strip 301, the auxiliary groove 3 is of a rectangular structure and an arc structure, and the sealing strip 301 is arranged on the side edge of the outer end of the auxiliary groove 3; the sealing strip 301 is wedge-shaped, the sealing strip 301 is made of rubber, the auxiliary groove 3 is arranged on the side of the protection member 2, so that the mounting structure can pass through, and the sealing strip 301 is used for contacting with the side of the main body 1 to further assist in sealing.
The connecting piece 4 further comprises a fixing block 403, the fixing block 403 is of a T-shaped structure, and the outer end of the fixing block 403 is of a wedge-shaped structure; the inner end of the fixing block 403 is embedded in the stress groove 402, the inner end of the fixing block 403 is in contact with the spring, and the fixing block 403 plays a role of being inserted into the limiting groove 502, so that the inserting plate 401 can be more stable and is less prone to being pulled out after being inserted.
The bottom piece 5 comprises a slot 501 and a limit slot 502, the bottom piece 5 is in an I-shaped structure, the slot 501 is arranged in the middle of the bottom piece 5, and two sides of the top end of the slot 501 are in an inclined structure; the limiting grooves 502 which are uniformly arranged are arranged on two sides of the bottom of the slot 501, the limiting grooves 502 are of a rectangular structure, the bottom piece 5 is used for being installed inside the fixing groove 201 of the bottom, the protection piece 2 can be firmly pulled and fixed, the slot 501 is used for being inserted into the plug board 401, the connecting piece 4 and the bottom piece 5 can be fixed together, the limiting grooves 502 are used for being inserted into the fixing block 403, the plug board 401 cannot be conveniently pulled out, and the plug board is further stable and fixed.
The mounting part 6 comprises a reflecting plate 601 and a bottom groove 602, the mounting part 6 is in a U-shaped plate structure, and the reflecting plate 601 is mounted on the inner sides of two ends of the mounting part 6 through connecting ropes; the reflecting plate 601 is of a rectangular plate-shaped structure, and the inner side of the reflecting plate 601 is of an arc-shaped structure; the bottom corner of the mounting member 6 is provided with a bottom groove 602, and the bottom groove 602 is of a circular structure, the mounting member 6 is used for driving the reflection plate 601 to be mounted on the outer sides of the main body 1 and the protection member 2, so that when the main body 1 makes a sound, the reflection plate 601 can be rebounded by the inner side of the reflection plate 601, and the sound transmission is reduced, and the bottom groove 602 is used for mounting the connecting rod 701.
The supporting member 7 comprises a connecting rod 701, the supporting member 7 is of a rectangular structure, two sides of the supporting member 7 are of an inclined structure, and the middle position of the supporting member 7 is of a rectangular structure; the top corner position of support piece 7 is equipped with four connecting rods 701, and connecting rod 701 is cylindrical structure, and support piece 7 has played this device when using, and support piece 7 can be installed as required for connecting rod 701 can insert in the inside of kerve 602, and then fixes the firm support of main part 1.
When in use: when the device is needed to be used, the protection part 2 can be firstly installed on the outer side of the main body 1 through manual control, so that the protection part 2 can protect the main body 1, the clamping block 102 of the main body 1 can enter and exit the inside of the clamping groove 203, and further the protection part 2 can be installed in an auxiliary fixed mode, so that the protection part 2 can protect the main body 1 and prevent the main body 1 from being directly impacted, if oil leakage occurs in the main body 1, the oil can directly enter the inside of the collecting groove 202, so that the oil cannot leak out, then the installation is carried out through the manual control bottom part 5, the two ends of the bottom part 5 are firstly controlled to be inserted into the fixing grooves 201 of the bottom part, then the installation of the connecting part 4 at the top part is controlled, the inserting plate 401 at the bottom part of the connecting part 4 can be aligned with the inserting groove 501, then the connecting part 4 is controlled to be inserted into the fixing grooves 201 at the top part, and then the connecting part 4 is pressed downwards, so that the connecting element 4 can be embedded into the fixing groove 201, and the inserting plate 401 is inserted into the inserting groove 501, and the fixing block 403 is automatically forced to retract, and further compress the spring, after the connecting element 4 is completely embedded, the fixing block 403 receives the power of the spring to move outwards, so that the fixing block 403 can be inserted into the limiting groove 502 to be fixed, so that the connecting element 4 and the bottom element 5 are stably connected together, and then are installed in the protection element 2 through the thermal control installation element 6, so that when the main body 1 is used, if sound is transmitted, the sound can be contacted with the inner side of the reflecting plate 601, so that the reflecting plate 601 can reflect the sound, and further the sound transmission is reduced.
The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.
Claims (8)
1. A multiple gear hydraulic pump characterized by: comprises a main body (1), a protection part (2), an auxiliary groove (3), a connecting piece (4), a bottom piece (5), a mounting part (6) and a supporting part (7); the main body (1) is a multi-gear motor body, and the side edge of the main body (1) is of a rectangular structure; the auxiliary grooves (3) are formed in the positions of two ends of the protection piece (2), and the sealing strips (301) on the outer sides of the auxiliary grooves (3) are in contact with the main body (1); the bottom piece (5) is positioned at two sides of the bottom of the protection piece (2), and two ends of the bottom piece (5) are embedded in fixing grooves (201) of the bottom; the bottom of the inserting plate (401) is inserted into the slot (501) of the bottom piece (5), and the fixing block (403) is inserted into the limiting grooves (502) on the two sides of the slot (501); the mounting pieces (6) are sleeved on the outer side of the protection piece (2), and the reflecting plates (601) on the side edges of the mounting pieces (6) are distributed in a staggered manner; the support (7) is arranged at the bottom of the mounting part (6), and the top end of a connecting rod (701) of the support (7) is inserted into the bottom groove (602);
the protection part (2) comprises a fixing groove (201), a collecting groove (202) and a clamping groove (203), the protection part (2) is of a T-shaped structure, and the inner side of the protection part (2) is of an arc-shaped structure; fixing grooves (201) are formed in the inner sides of two ends of the protection piece (2), and the fixing grooves (201) are of T-shaped structures; collecting grooves (202) which are uniformly arranged are formed in the protection piece (2), the collecting grooves (202) are L-shaped structures, and the inner included angle of the collecting grooves (202) is an inclined structure; the protection parts (2) are arranged on two sides of the main body (1);
the connecting piece (4) comprises an inserting plate (401), a stress groove (402) and a fixing block (403), the connecting piece (4) is of an I-shaped structure, and the inserting plate (401) is arranged at the bottom of the connecting piece (4); the plug board (401) is of a rectangular plate-shaped structure, and stress grooves (402) which are uniformly arranged are formed in two sides of the bottom of the plug board (401); the stress groove (402) is of a T-shaped structure, and a spring is arranged in the stress groove (402); the connecting piece (4) is arranged at the side of the protection piece (2), and the two ends of the connecting piece (4) are embedded in the fixing grooves (201).
2. The multiple gear hydraulic pump as defined in claim 1, wherein: the main body (1) comprises a connecting plate (101) and a clamping block (102), the connecting plate (101) is arranged at the top end of the main body (1), and the connecting plate (101) is of a plate-shaped structure; the lateral side of the main body (1) is provided with two clamping blocks (102) with symmetrical structures, and the clamping blocks (102) are wedge-shaped structures.
3. The multiple gear hydraulic pump as defined in claim 1, wherein: the protection piece (2) further comprises a clamping groove (203), the clamping groove (203) is of a wedge-shaped structure, the clamping groove (203) is formed in two sides of the inner portion of the protection piece (2), and the clamping block (102) is embedded in the clamping groove (203).
4. The multiple gear hydraulic pump as defined in claim 1, wherein: the auxiliary groove (3) comprises a sealing strip (301), the auxiliary groove (3) is of a rectangular structure and an arc structure, and the sealing strip (301) is arranged on the side edge of the outer end of the auxiliary groove (3); the sealing strip (301) is of a wedge-shaped structure, and the sealing strip (301) is made of rubber.
5. The multiple gear hydraulic pump as defined in claim 1, wherein: the connecting piece (4) further comprises a fixing block (403), the fixing block (403) is of a T-shaped structure, and the outer end of the fixing block (403) is of a wedge-shaped structure; the inner end of the fixing block (403) is embedded in the stress groove (402), and the inner end of the fixing block (403) is in contact with the spring.
6. The multiple gear hydraulic pump as defined in claim 1, wherein: the bottom piece (5) comprises a slot (501) and a limiting groove (502), the bottom piece (5) is of an I-shaped structure, the slot (501) is arranged in the middle of the bottom piece (5), and two sides of the top end of the slot (501) are of inclined structures; the limiting grooves (502) are uniformly arranged on two sides of the bottom of the slot (501), and the limiting grooves (502) are of rectangular structures.
7. The multiple gear hydraulic pump as defined in claim 1, wherein: the mounting part (6) comprises a reflecting plate (601) and a bottom groove (602), the mounting part (6) is of two U-shaped plate structures, and the reflecting plate (601) is mounted on the inner sides of two ends of the mounting part (6) through connecting ropes; the reflecting plate (601) is of a rectangular plate-shaped structure, and the inner side of the reflecting plate (601) is of an arc-shaped structure; the bottom corner position of installed part (6) is equipped with kerve (602), and kerve (602) are circular structure.
8. The multiple gear hydraulic pump as defined in claim 1, wherein: the supporting piece (7) comprises a connecting rod (701), the supporting piece (7) is of a rectangular structure, two sides of the supporting piece (7) are of inclined structures, and the middle position of the supporting piece (7) is of a rectangular structure; four connecting rods (701) are arranged at the corner positions at the top end of the supporting piece (7), and the connecting rods (701) are of cylindrical structures.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111084538.1A CN113757106B (en) | 2021-09-16 | 2021-09-16 | Multi-gear hydraulic pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111084538.1A CN113757106B (en) | 2021-09-16 | 2021-09-16 | Multi-gear hydraulic pump |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113757106A true CN113757106A (en) | 2021-12-07 |
| CN113757106B CN113757106B (en) | 2023-05-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111084538.1A Active CN113757106B (en) | 2021-09-16 | 2021-09-16 | Multi-gear hydraulic pump |
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| CN (1) | CN113757106B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115355168A (en) * | 2022-10-24 | 2022-11-18 | 烟台中宇航空液压有限公司 | Multi-gear hydraulic pump |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
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| CN209586665U (en) * | 2019-01-14 | 2019-11-05 | 南通油顺液压机械有限公司 | A kind of crescent gear pump pump protection device |
| CN210637229U (en) * | 2019-06-03 | 2020-05-29 | 四川省佳信石化有限公司 | Gear pump protective housing with noise reduction effect |
| CN111396308A (en) * | 2020-03-30 | 2020-07-10 | 湖南湘衡泵业有限责任公司 | Dust protected oil pump |
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2021
- 2021-09-16 CN CN202111084538.1A patent/CN113757106B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5320501A (en) * | 1991-04-18 | 1994-06-14 | Vickers, Incorporated | Electric motor driven hydraulic apparatus with an integrated pump |
| CN209586665U (en) * | 2019-01-14 | 2019-11-05 | 南通油顺液压机械有限公司 | A kind of crescent gear pump pump protection device |
| CN210637229U (en) * | 2019-06-03 | 2020-05-29 | 四川省佳信石化有限公司 | Gear pump protective housing with noise reduction effect |
| CN111396308A (en) * | 2020-03-30 | 2020-07-10 | 湖南湘衡泵业有限责任公司 | Dust protected oil pump |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115355168A (en) * | 2022-10-24 | 2022-11-18 | 烟台中宇航空液压有限公司 | Multi-gear hydraulic pump |
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| CN113757106B (en) | 2023-05-12 |
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Effective date of registration: 20230327 Address after: 062154 north side of Zhenggang Road, Botou Industrial Zone, Cangzhou City, Hebei Province Applicant after: HEBEI HENGSHENG PUMPS Co.,Ltd. Address before: 556000 No. 65, shuangdu, Jiangkou Village, Wanshui Town, Kaili City, Qiandongnan Miao and Dong Autonomous Prefecture, Guizhou Province Applicant before: Zhang Qingjun |
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