CN217538924U

CN217538924U - Hand oil pump for unsaturated polyester resin

Info

Publication number: CN217538924U
Application number: CN202221147617.2U
Authority: CN
Inventors: 马蓝宇; 黄译锋; 冼学权; 赖文钦; 郑益华; 徐梦雪; 林甲胜
Original assignee: Guangxi Academy of Sciences
Current assignee: Guangxi Academy of Sciences
Priority date: 2022-05-13
Filing date: 2022-05-13
Publication date: 2022-10-04
Anticipated expiration: 2032-05-13

Abstract

The utility model discloses an unsaturated polyester resin hand-operated oil pump, which comprises a pump body, a telescopic oil inlet pipe, an oil outlet pipe, an oil receiving cup and an oil return port; the inlet of the pump body is connected with a telescopic oil inlet pipe, and the outlet of the pump body is connected with an oil outlet pipe; the oil receiving cup is sleeved at the tail end of the oil outlet pipe. The utility model discloses simple structure, convenience simple to use advances oil pipe and can freely adjust according to the height of container when extracting the resin to end at an oil pipe is provided with and connects the oil cup, prevents to extract behind the resin that the resin drips to spill and causes the potential safety hazard.

Description

Hand oil pump for unsaturated polyester resin

Technical Field

The utility model relates to a liquid extraction equipment, concretely relates to hand oil pump for unsaturated polyester resin.

Background

The unsaturated polyester resin is generally a viscous liquid obtained by dissolving a linear polymer compound containing an unsaturated dibasic acid or a dihydric alcohol, which is obtained by condensation polymerization of a dibasic acid and a dihydric alcohol, in a monomer (usually styrene). The resin has high viscosity, poor fluidity and flammability, and contains volatile vinyl monomers such as styrene, and the solvent is volatile. The technical performance is excellent, the glass fiber reinforced plastic product can be solidified at room temperature and molded under normal pressure, the technical performance is flexible, the glass fiber reinforced plastic product is particularly suitable for large-scale and field manufacturing of glass fiber reinforced plastic products, the comprehensive performance of the solidified resin is good, the application is wide, the price is low, and the glass fiber reinforced plastic product is used as a common industrial raw material.

Chinese patent CN201720198024.1 discloses a "hand oil pump", which comprises a pump body, an oil outlet pipe, an oil inlet hard pipe, an oil inlet soft pipe, a self-sinking oil suction port and a crank, wherein an oil outlet of the pump body is connected with the oil outlet pipe, and an oil inlet is connected with the self-sinking oil suction port sequentially through the oil inlet hard pipe and the oil inlet soft pipe; the crank is connected with the input shaft of the pump body. The shape of the oil feed hose of this technique can change along with the shape of container, can adapt to the container of different shapes, the different degree of depth, has solved the problem that traditional hand oil pump fixed pipe of lower extreme can not adjust length when using for convenient to use, but the phenomenon that the adhesion drips and spills appears in the oil-out in resin when the resin of extraction can't be solved to this technique when extracting resin.

Disclosure of Invention

To the above-mentioned not enough, the utility model provides a simple structure to the oil pipe of advancing of bottom can carry out length adjustment as required, the excessive unsaturated polyester resin hand oil pump can not appear in the oil-out.

In order to achieve the above purpose, the technical scheme of the utility model is as follows:

a hand-operated oil pump for unsaturated polyester resin comprises a pump body, a telescopic oil inlet pipe, an oil outlet pipe, an oil receiving cup and an oil return port; the inlet of the pump body is connected with the telescopic oil inlet pipe, and the outlet of the pump body is connected with the oil outlet pipe; the oil receiving cup is sleeved at the tail end of the oil outlet pipe.

As a further technical improvement, a section of hose is arranged in the middle of the oil outlet pipe; a steering sleeve is arranged on the outer side of the hose; the steering sleeve comprises a fixing piece and a guiding piece; the fixed part is sleeved at the port position of the hose and is fixedly connected to the oil outlet pipe, and the fixed part is also provided with a connecting groove; the guide piece is sleeved on the outer side of the hose, and one end of the guide piece is provided with a connecting block which is matched and connected with a connecting groove of the fixing piece.

When the hand-operated oil pump is used, the hose bends downwards, the connecting block of the guide piece outside the hose is embedded into the connecting groove on the fixing piece, the hose is limited, and the outlet of the oil outlet pipe is ensured to face downwards; when the hand-operated oil pump stops being used, the connecting block of the guide piece is separated from the connecting groove on the fixing piece, the limiting on the hose is firstly released, the hose is bent upwards and then the connecting block of the guide piece is embedded into the connecting groove on the fixing piece again, the hose is limited again, the outlet of the oil outlet pipe is ensured to be upward, and the resin can not drip when the device is static; the adjustment and the limited of hose position are realized through being connected and separating of mounting and guide part in the cover that turns to, and it is normally perpendicular downwards to go out oil pipe export direction during the use, makes things convenient for the resin to flow out, and rotatory to perpendicular upwards when stewing guarantees that the inside resin backward flow of pipeline is stored, prevents to overflow.

As a further technical improvement, the oil receiving cup is of a funnel structure, a small opening at the bottom of the funnel structure is sleeved at the tail end of the oil outlet pipe, and an oil return opening is formed in the oil outlet pipe connected with the bottom of the oil receiving cup. Stop to use at hand oil pump, when bending the hose upwards, unnecessary resin can flow to on connecing the oil cup along the outer wall of oil pipe, flows to the bottom that connects the oil cup along the funnel structure, later gets into in the oil pipe through the oil return opening.

As a further technical improvement, a cup cover is arranged on the oil receiving cup; the cup cover is of a boss structure, the inner diameter of a boss of the cup cover is the same as that of the oil receiving cup, the outer side of the boss of the cup cover is provided with external threads, and the bottom of the boss of the cup cover is consistent with the outer diameter of the oil receiving cup; an internal thread corresponding to the external thread of the cup cover is arranged in the oil receiving cup. The bowl cover adopts threaded connection with connecing the oil cup, realizes that the oil-out seals, reduces and volatilizees, prevents to pollute, and when hand oil pump was used, rotatory bowl cover was opened it, made the resin can flow smoothly, and hand oil pump uses to close the bowl cover with connecing the oil cup soon through the screw thread after accomplishing, collects the resin that drips.

As a further technical improvement, the cup cover is provided with small ventilation holes. The ventilative aperture that sets up opens before the bowl cover that connects the oil cup is opened and is breathed freely, guarantees to connect the inside atmospheric pressure of oil cup the same with external atmospheric pressure, prevents to connect the inside atmospheric pressure of oil cup unstability to lead to the bowl cover can't open.

As a further technical improvement, the telescopic oil inlet pipe comprises a telescopic pipe and a fixed pipe; the top end of the fixed pipe is connected with the inlet of the pump body, and the bottom end of the fixed pipe is connected with the telescopic pipe. Fixed pipe is connected with the pump body entry during the use, and the length that can stretch into oil pipe when preventing to use changes and leads to connecting unstablely, and the phenomenon of pipe fitting from the pump body landing makes things convenient for the later stage to use.

As further technical improvement, a corrosion-resistant sealing ring is arranged between the telescopic pipe and the fixed pipe. The corrosion-resistant sealing ring is specifically a corrosion-resistant silicon rubber sealing ring; when hand oil pump used, through corrosion-resistant sealing washer with scalable advance oil pipe and deposit the container zonulae occludens of resin, need not that extra part is fixed can stretch out and draw back and advance oil pipe when using, convenient to use saves trouble to corrosion-resistant sealing washer's sealed effectual, long service life.

As a further technical improvement, the height of the nozzle of the oil outlet pipe is consistent with that of the cup opening of the oil receiving cup. The pipe orifice of the oil outlet pipe and the cup mouth of the oil receiving cup are kept consistent in height, so that the oil receiving cup can not influence the connection of other containers and the oil receiving pipe during use, and the oil receiving cup is convenient to use.

As a further technical improvement, the pump body, the telescopic oil inlet pipe, the telescopic oil outlet pipe and the oil receiving cup are all made of stainless steel. The stainless steel material is not easy to oxidize and has long service life.

During the use, adjust the scalable oil pipe that advances of hand oil pump, later put into the container of depositing the resin and connect it, later hand the pump body and make its work, on the resin took out the oil pipe from the container through scalable oil pipe that advances, reachd the assigned position through the oil pipe, in the use, unnecessary resin can flow to connect the oil cup.

Compared with the prior art, the utility model has the advantages of it is following and beneficial effect:

1. the utility model solves the problems of fixed length and inconvenient use of the oil inlet pipe of the traditional hand oil pump by the arranged telescopic oil inlet pipe; the oil receiving cup solves the problem that the resin remained on the oil outlet after the resin is taken causes adhesion and dripping, is wasted, brings potential safety hazards, and ensures the safety of taking the resin.

2. The utility model discloses a hose that is equipped with in the middle of the oil pipe uses with turning to the cover cooperation, the operation that turns to of the oil pipe of being convenient for to upwards rotate oil pipe direction during non-use, further reduce the excessive possibility of resin, easy to use and easy operation.

3. The cup cover of the oil receiving cup realizes the sealing of the oil outlet pipe opening, reduces volatilization, prevents pollution and ensures the safety and reliability of use; the small ventilation holes on the cup cover further ensure the normal use of the hand oil pump.

4. The corrosion-resistant sealing ring of the utility model is convenient for the connection of the telescopic oil inlet pipe and the container for storing resin; the telescopic oil inlet pipe is formed by combining a telescopic pipe and a fixed pipe, the telescopic pipe is convenient for length adjustment of the pipe fitting, the fixed pipe ensures tight connection of the pipe fitting pump body, and the pipe fitting is prevented from sliding down in the use process.

Drawings

Fig. 1 is a schematic structural view of the unsaturated polyester resin used in the manual oil pump of the present invention.

Fig. 2 is a schematic structural view of the unsaturated polyester resin hand-operated oil pump in a front view when the hand-operated oil pump is static.

Fig. 3 is a schematic perspective view of a steering sleeve of a hand-operated oil pump for unsaturated polyester resin according to the present invention.

Fig. 4 is an enlarged view of the oil cup structure at a in the front view of the hand-operated oil pump for unsaturated polyester resin of the present invention.

The attached drawings are as follows:

the oil pump comprises a pump body-1, a telescopic oil inlet pipe-2, an oil outlet pipe-3, an oil receiving cup-4, an oil return opening-5, a steering sleeve-6, a fixed part-7, a guide part-8, a connecting groove-9, a connecting block-10, a cup cover-11, a small air hole-12, a corrosion-resistant sealing ring-13, a telescopic pipe-14 and a fixed pipe-15.

Detailed Description

The present invention will be further explained with reference to the accompanying drawings.

Example 1:

a hand-operated oil pump for unsaturated polyester resin comprises a pump body 1, a telescopic oil inlet pipe 2, an oil outlet pipe 3, an oil receiving cup 4 and an oil return opening 5; the inlet of the pump body 1 is connected with a telescopic oil inlet pipe 2, and the outlet is connected with an oil outlet pipe 3; the oil receiving cup 4 is sleeved at the tail end of the oil outlet pipe 3.

During the use, adjust the scalable oil pipe 2 that advances of hand oil pump, later put into the container of depositing the resin and connect it, later hand pump body 1 makes its work, on the resin advances oil pipe 2 through scalable taking out the container and take out oil pipe 3, through going out oil pipe 3 arrival assigned position, in the use, unnecessary resin can flow to connect in the oil cup 4.

Example 2:

the difference from the embodiment 1 is that a section of hose is arranged in the middle of the oil outlet pipe 3; a steering sleeve 6 is arranged outside the hose; the steering sleeve 6 comprises a fixing piece 7 and a guide piece 8; the fixed part 7 is sleeved at the port position of the hose and is fixedly connected to the oil outlet pipe 3, and the fixed part 7 is also provided with a connecting groove 9; the guide piece 8 is sleeved outside the hose, and one end of the guide piece is provided with a connecting block 10 which is matched and connected with a connecting groove 9 of the fixed piece 7.

When the hand oil pump is used, the hose bends downwards, the connecting block 10 of the guide piece 8 outside the hose is embedded into the connecting groove 9 on the fixing piece 7, the hose is limited, and the outlet of the oil outlet pipe 3 is ensured to face downwards; when the hand-operated oil pump stops being used, the connecting block 10 of the guide piece 8 is separated from the connecting groove 9 on the fixing piece 7, the limiting on the hose is firstly released, the hose is bent upwards, then the connecting block 10 of the guide piece 8 is embedded into the connecting groove 9 on the fixing piece 7 again, the hose is limited again, the outlet of the oil outlet pipe 3 is ensured to be upward, and the resin can not drip when the device is static; the hose position is adjusted and limited by the connection and separation of the fixing piece 7 and the guide piece 8 in the steering sleeve 6, the outlet direction of the oil outlet pipe 3 is normal and vertical downward during use, resin can flow out conveniently, and the hose rotates vertically upward during standing, so that the resin in the pipeline is guaranteed to flow back and be stored, and overflow is prevented.

Connect oil cup 4 to be the funnel structure, the small-bore of funnel structure bottom cup joints at the 3 ends of oil outlet pipe, and is equipped with oil return opening 5 with the oil outlet pipe 3 that connects oil cup 4 bottom and connect. When the hand-operated oil pump is stopped, and the hose is bent upwards, redundant resin can flow onto the oil receiving cup 4 along the outer wall of the oil outlet pipe 3, flow to the bottom of the oil receiving cup 4 along the funnel structure, and then enter the oil outlet pipe 3 through the oil return opening 5.

The cup cover 11 is arranged on the oil receiving cup 4; the cup cover 11 is of a boss structure, the inner diameter of the bulge part of the cup cover 11 is the same as that of the oil receiving cup 4, the outer side of the bulge part is provided with external threads, and the bottom of the bulge part is consistent with the outer diameter of the oil receiving cup 4; and an internal thread corresponding to the external thread of the cup cover 11 is arranged in the oil receiving cup 4. Bowl cover 11 with connect oil cup 4 to adopt threaded connection, realize that the oil-out seals, reduce and volatilize, prevent pollution, when hand oil pump carries out the use, rotatory bowl cover 11 is opened it, makes the resin flow smoothly, and hand oil pump uses to close the bowl cover with connecing oil cup 4 soon through the screw thread after accomplishing, collects the resin of drippage.

The cup cover 11 is provided with a small ventilation hole 12. The ventilative aperture 12 that sets up opens before the bowl cover 11 that connects oil cup 4 opens and breathes freely, guarantees to connect the inside atmospheric pressure of oil cup 4 the same with external atmospheric pressure, prevents to connect the inside atmospheric pressure of oil cup 4 unstability to lead to bowl cover 11 can't open.

The telescopic oil inlet pipe 2 comprises a telescopic pipe 14 and a fixed pipe 15; the top end of the fixed pipe 15 is connected with the inlet of the pump body 1, and the bottom end is connected with the telescopic pipe 14. Fixed pipe 15 is connected with the 1 entry of the pump body during the use, and the length that can stretch out and draw back into oil pipe 2 when preventing to use changes and leads to connecting unstably, and the phenomenon of the pipe fitting landing from the pump body makes things convenient for the later stage to use.

And a corrosion-resistant sealing ring 13 is arranged between the telescopic pipe 14 and the fixed pipe 15. The corrosion-resistant sealing ring 13 is specifically a corrosion-resistant silicon rubber sealing ring; when hand oil pump used, through corrosion-resistant sealing washer 13 with scalable advance oil pipe 2 and deposit the container zonulae occludens of resin, need not extra part fixed can stretch out and draw back into oil pipe 2 when using, convenient to use saves trouble to corrosion-resistant sealing washer 13 sealed effectual, long service life.

The height of the nozzle of the oil outlet pipe 3 is consistent with that of the cup opening of the oil receiving cup 4. The pipe orifice of the oil outlet pipe 3 and the cup mouth of the oil receiving cup 4 are kept consistent in height, so that the oil receiving cup 4 can not influence the connection of other containers and the oil receiving pipe 3 when in use, and the use is convenient.

The pump body 1, the telescopic oil inlet pipe 2, the oil outlet pipe 3 and the oil receiving cup 4 are all made of stainless steel. The stainless steel material is not easy to oxidize and has long service life.

The working principle of this embodiment is the same as embodiment 1.

Claims

1. A hand oil pump for unsaturated polyester resin is characterized in that: comprises a pump body (1), a telescopic oil inlet pipe (2), an oil outlet pipe (3), an oil receiving cup (4) and an oil return opening (5); the inlet of the pump body (1) is connected with a telescopic oil inlet pipe (2), and the outlet is connected with an oil outlet pipe (3); the oil receiving cup (4) is sleeved at the tail end of the oil outlet pipe (3).

2. The hand-shaking pump for unsaturated polyester resin according to claim 1, wherein: a section of hose is arranged in the middle of the oil outlet pipe (3); a steering sleeve (6) is arranged outside the hose; the steering sleeve (6) comprises a fixing piece (7) and a guide piece (8); the fixed piece (7) is sleeved at the port position of the hose and is fixedly connected to the oil outlet pipe (3), and the fixed piece (7) is also provided with a connecting groove (9); the guide piece (8) is sleeved outside the hose, and one end of the guide piece is provided with a connecting block (10) which is matched and connected with a connecting groove (9) of the fixing piece (7).

3. The hand pump for unsaturated polyester resin according to claim 2, wherein: connect oil cup (4) to be the funnel structure, the osculum of funnel structure bottom cup joints at oil pipe (3) terminal, and is equipped with oil return opening (5) with oil pipe (3) that connect oil cup (4) bottom to be connected.

4. The hand-shaking pump for unsaturated polyester resin according to claim 1, wherein: a cup cover (11) is arranged on the oil receiving cup (4); the cup cover (11) is of a boss structure, the inner diameter of the boss of the cup cover (11) is the same as that of the oil receiving cup (4), the outer side of the boss is provided with external threads, and the bottom of the boss is consistent with the outer diameter of the oil receiving cup (4); the inner part of the oil receiving cup (4) is provided with an internal thread corresponding to the external thread of the cup cover (11).

5. The hand-shaking pump for unsaturated polyester resin according to claim 4, wherein: the cup cover (11) is provided with a small ventilation hole (12).

6. The hand-shaking pump for unsaturated polyester resin according to claim 1, wherein: the telescopic oil inlet pipe (2) comprises a telescopic pipe (14) and a fixed pipe (15); the top end of the fixed pipe (15) is connected with the inlet of the pump body (1), and the bottom end of the fixed pipe is connected with the telescopic pipe (14).

7. The hand-shaking pump for unsaturated polyester resin according to claim 6, wherein: and a corrosion-resistant sealing ring (13) is arranged between the extension pipe (14) and the fixed pipe (15).

8. The hand-shaking pump for unsaturated polyester resin according to claim 1, wherein: the height of the pipe orifice of the oil outlet pipe (3) is consistent with that of the cup orifice of the oil receiving cup (4).

9. The hand pump for unsaturated polyester resin according to claim 1, wherein: the pump body (1), the telescopic oil inlet pipe (2), the oil outlet pipe (3) and the oil receiving cup (4) are all made of stainless steel.