CN218509700U - Elastic cam plunger rod of low-pressure constant flow pump - Google Patents
Elastic cam plunger rod of low-pressure constant flow pump Download PDFInfo
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- CN218509700U CN218509700U CN202222062547.7U CN202222062547U CN218509700U CN 218509700 U CN218509700 U CN 218509700U CN 202222062547 U CN202222062547 U CN 202222062547U CN 218509700 U CN218509700 U CN 218509700U
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- slotted hole
- flow pump
- pressure constant
- plunger rod
- constant flow
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Abstract
The utility model discloses an elastic cam plunger rod of a low-voltage constant-flow pump, which comprises a body, wherein the bottom of the body is sleeved with a top cover, a support rod fixed by welding is arranged in the middle of the interior of the body, the surface of the body is provided with a plurality of uniformly arranged slotted holes, the surface of the body is also provided with lugs distributed and arranged with the slotted holes alternately, the inner surface of the slotted hole is sleeved with an elastic cushion, the outer side of the slotted hole is provided with an interlayer, the outer side of the interlayer is provided with a shaft sleeve, and the surface of the outer side of the body is alternated with screws; the elastic cam plunger rod of the low-pressure constant flow pump has the advantages of high structural strength, wear resistance and elasticity.
Description
Technical Field
The utility model relates to a low pressure constant flow pump technical field specifically is low pressure constant flow pump's elasticity cam plunger pole.
Background
The low-pressure constant flow pump adopts a reciprocating double-plunger rod controlled by a CPU to be connected in series with pump heads, a plunger rod is one of important components of the low-pressure constant flow pump, the surface of the plunger rod is not coated with any wear-resistant material, the working environment of the used plunger rod is severe due to frequent replacement of the plunger rod, the lubricating condition is poor actually, the plunger rod is used as a core component of the low-pressure constant flow pump and is also a main moving component, and the frequent abrasion of the plunger rod brings serious influence on the normal use of the low-pressure constant flow pump.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an elasticity cam plunger pole of low pressure constant flow pump has structural strength height, stand wear and tear, has elastic advantage, has solved the problem among the prior art.
In order to achieve the above purpose, the utility model provides a following technical scheme: the elastic cam plunger rod of the low-pressure constant-flow pump comprises a body, wherein a top cover is sleeved at the bottom of the body, a support rod fixed by welding is arranged in the middle of the inside of the body, a plurality of uniformly-arranged slotted holes are formed in the surface of the body, lugs arranged in a mode of being distributed with the slotted holes in an alternating mode are further arranged on the surface of the body, an elastic pad is sleeved on the inner surface of each slotted hole, an interlayer is arranged on the outer side of each slotted hole, a shaft sleeve is arranged on the outer side of each interlayer, and screws are arranged on the surface of the outer side of the body in an alternating mode.
Preferably, the slotted hole is a trapezoidal groove, a graphite block is embedded in the slotted hole, and the graphite block is connected with the slotted hole through a screw.
Preferably, the bumps and the interlayer are filled with carbon fibers.
Preferably, the screw is made of graphite and its end is flush with the outer surface of the graphite block.
Preferably, the body is made of alloy, and the surface of the slotted hole is sleeved with a spring.
Preferably, the screw is a cross-slot screw.
Compared with the prior art, the beneficial effects of the utility model are as follows:
1. this elasticity cam plunger pole of low pressure constant flow pump adopts the alloy to make through the body, has guaranteed the intensity of plunger pole structure, and the graphite block has the function of self-lubricating, therefore the inside graphite block of inlaying of slotted hole is favorable to reducing the wearing and tearing of plunger pole, through the inside carbon fiber of lug and intermediate layer, has further guaranteed the intensity of plunger pole, through the spring that slotted hole surface cover was established, has guaranteed the elasticity of plunger pole.
Drawings
Fig. 1 is a schematic view of the overall structure of the elastic cam plunger rod of the low-pressure constant flow pump of the present invention;
fig. 2 is a schematic front view of an elastic cam plunger rod of the low-pressure constant-flow pump of the present invention;
fig. 3 is a schematic sectional view of an elastic cam plunger rod of the low-pressure constant-flow pump of the present invention;
fig. 4 is a schematic view of the screw position of the elastic cam plunger rod of the low-pressure constant-flow pump of the present invention.
The figures are labeled as follows: 1. a body; 2. a top cover; 3. a support bar; 4. a slot; 5. a bump; 6. an elastic pad; 7. an interlayer; 8. a shaft sleeve; 9. and (4) screws.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by a person skilled in the art without creative work belong to the scope of protection of the present invention based on the embodiments of the present invention.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Example 1:
referring to fig. 1, 2, 3 and 4, an elastic cam plunger rod of a low-pressure constant-flow pump comprises a body 1, wherein the body 1 is made of alloy, a top cover 2 is sleeved at the bottom of the body 1, a support rod 3 fixed by welding is arranged in the middle of the inside of the body 1, a plurality of slotted holes 4 uniformly arranged are formed in the surface of the body 1, the slotted holes 4 are trapezoidal grooves, springs are sleeved on the surfaces of the slotted holes 4, graphite blocks are embedded in the slotted holes 4, lugs 5 distributed with the slotted holes 4 alternately are further arranged on the surface of the body 1, an elastic pad 6 is sleeved on the inner surface of each slotted hole 4, interlayers 7 are arranged on the outer sides of the slotted holes 4, carbon fibers are filled in the lugs 5 and the interlayers 7, shaft sleeves 8 are arranged on the outer sides of the interlayers 7, screws 9 are inserted on the outer side surfaces of the body 1, the screws 9 are cross-groove screws, the ends of the screws 9 are made of graphite and flush with the outer surfaces of the graphite blocks, and the graphite blocks are connected with the slotted holes 4 through the screws 9.
Concretely, the elasticity cam plunger pole of low pressure constant flow pump, adopt the alloy to make through body 1, the intensity of plunger pole structure has been guaranteed, the graphite block, the function of self-lubricating has, consequently, the inside graphite block of inlaying of slotted hole 4, be favorable to reducing the wearing and tearing of plunger pole, through the inside carbon fiber of lug 5 and intermediate layer 7, the intensity of plunger pole has further been guaranteed, spring through 4 surperficial covers of slotted hole establish, the elasticity of plunger pole has been guaranteed, through cushion 6, guaranteed the plunger pole when receiving the extrusion, be favorable to slowing down the impact force, through axle sleeve 8, the safety of plunger pole has been guaranteed.
The working principle is as follows: the utility model discloses low pressure constant flow pump's elasticity cam plunger pole establishes the spring housing on slotted hole 4 surfaces earlier, alternates through screw 9 after that and connects inside slotted hole 4, then with 6 suit of cushion on the inside surface of slotted hole 4, after that with 8 suits of axle sleeve on the surface in the 1 outside of body, then with the body 1 pack into the low pressure constant flow pump the suitable position can.
Having shown and described the basic principles and principal features of the invention and advantages thereof, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof; the present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein, and any reference signs in the claims are not to be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (6)
1. Elasticity cam plunger pole of low pressure constant current pump, including body (1), its characterized in that: the bottom cover of body (1) is equipped with top cap (2), be equipped with bracing piece (3) through welded fastening in the middle of body (1) is inside, body (1) surface sets up slotted hole (4) of a plurality of align to grid, body (1) surface still is equipped with lug (5) with slotted hole (4) alternate distribution range, slotted hole (4) inside surface cover is equipped with cushion (6), the slotted hole (4) outside is equipped with intermediate layer (7), the intermediate layer (7) outside is equipped with axle sleeve (8), body (1) outside surface interlude is equipped with screw (9).
2. The elastomeric cam plunger rod for a low pressure constant flow pump of claim 1, wherein: slotted hole (4) are the dovetail groove, the inside embedded graphite piece that has of slotted hole (4), the graphite piece passes through screw (9) and is connected with slotted hole (4).
3. The elastomeric cam plunger rod for a low pressure constant flow pump of claim 1, wherein: the bump (5) and the interlayer (7) are filled with carbon fibers.
4. The elastomeric cam plunger rod for a low pressure constant flow pump of claim 2, wherein: the screw (9) is made of graphite and the end of the screw is flush with the outer surface of the graphite block.
5. The elastomeric cam plunger rod for a low pressure constant flow pump of claim 1, wherein: the body (1) is made of alloy, and a spring is sleeved on the surface of the slotted hole (4).
6. The elastomeric cam plunger rod for a low pressure constant flow pump of claim 1, wherein: the screw (9) is a cross-slot screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222062547.7U CN218509700U (en) | 2022-08-05 | 2022-08-05 | Elastic cam plunger rod of low-pressure constant flow pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222062547.7U CN218509700U (en) | 2022-08-05 | 2022-08-05 | Elastic cam plunger rod of low-pressure constant flow pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218509700U true CN218509700U (en) | 2023-02-21 |
Family
ID=85206862
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222062547.7U Active CN218509700U (en) | 2022-08-05 | 2022-08-05 | Elastic cam plunger rod of low-pressure constant flow pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218509700U (en) |
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2022
- 2022-08-05 CN CN202222062547.7U patent/CN218509700U/en active Active
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