CN220849992U

CN220849992U - Metering pump device

Info

Publication number: CN220849992U
Application number: CN202322809232.9U
Authority: CN
Inventors: 罗惠
Original assignee: Ningbo Tianhui Machinery Co ltd
Current assignee: Ningbo Tianhui Machinery Co ltd
Priority date: 2023-10-18
Filing date: 2023-10-18
Publication date: 2024-04-26
Anticipated expiration: 2033-10-18

Abstract

The application relates to the technical field of metering pumps, in particular to a metering pump device which comprises a pump shell and a mounting seat, wherein a liquid inlet and a liquid outlet for liquid to pass through are formed in the pump shell, the liquid inlet and the liquid outlet are respectively positioned on two adjacent side surfaces of the pump shell, and the liquid inlet and the liquid outlet are communicated with the inside of the pump shell; the mounting seat is fixedly connected to one side, far away from the liquid inlet, of the pump shell, and the mounting seat is used for mounting the pump shell on other automobile parts. The application has the effects of enabling the installation of the metering pump to be more stable and improving the functionality of the metering pump.

Description

Metering pump device

Technical Field

The application relates to the technical field of metering pumps, in particular to a metering pump device.

Background

Metering pumps are used to deliver and meter the volume of liquid, and common metering pumps are divided into two types, namely plunger metering pumps and diaphragm metering pumps, and are mechanical devices in the form of mechanical energy directly through the reciprocating motion of a plunger or diaphragm assembly, respectively.

The existing metering pump is usually installed in an automobile and used for metering oil consumption, the main body of the diaphragm metering pump is connected with a power mechanism, gasoline flows through the inside of the metering pump, and the diaphragm assembly reciprocates to meter the volume of liquid passing through the metering pump.

During the running of the vehicle, the metering pump is inevitably affected by vibration, whether the vibration is caused by the running of the vehicle engine or jolt caused by the vehicle passing through an uneven road surface.

Disclosure of utility model

In order to improve the stability of the installation of the metering pump and also to improve the functionality of the metering pump, the application provides a metering pump device.

The metering pump device provided by the application adopts the following technical scheme:

The metering pump device comprises a pump shell and a mounting seat, wherein a liquid inlet and a liquid outlet for liquid to pass through are formed in the pump shell, the liquid inlet and the liquid outlet are respectively positioned on two adjacent side surfaces of the pump shell, and the liquid inlet and the liquid outlet are communicated with the inside of the pump shell;

The mounting seat is fixedly connected to one side, far away from the liquid inlet, of the pump shell, and the mounting seat is used for mounting the pump shell on other automobile parts.

Through adopting above-mentioned technical scheme, the implementation of the basic measurement function of measuring pump has been ensured to inlet and the liquid outlet of seting up on the pump case, and the inside cavity that supplies the liquid to pass through that is of pump case, inlet and liquid outlet all are linked together with the cavity for liquid can get into from the inlet, flows out by the liquid outlet again. The mount pad fixed connection is outside the pump case, and the setting of mount pad makes the pump case can be connected with other parts of car for the installation of metering pump can be more stable, reduces the interference that the measuring pump received external influence factor such as vibrations, is favorable to improving the functionality of metering pump.

Optionally, the mounting seat is fixedly connected with a connecting pin, and the connecting pin is fixedly connected to one side, far away from the pump shell, of the mounting seat.

Through adopting above-mentioned technical scheme, the setting of mount pad for can carry out fixed connection between connecting leg and the pump case, be connected through the connecting leg between pump case and the auto parts, play the linking effect on the one hand, on the other hand connecting leg produces bearing power to the pump case, can produce the cushioning effect to the measuring pump when receiving vibrations, can effectively improve the installation stability of measuring pump, and then improve the functionality of measuring pump.

Optionally, the connecting leg is provided with a damping block for damping and using the pump shell, and the damping block is fixedly connected to one side, far away from the connecting leg, connected with the mounting seat.

Through adopting above-mentioned technical scheme, the setting of snubber block can play the shock attenuation effect to the pump case for the connecting leg obtains reinforcing to the cushioning effect of measuring pump, can improve the installation stability of measuring pump, is favorable to improving the functionality of measuring pump.

Optionally, a clamping block is fixedly connected to the shock absorption block, a concave step is formed between the side surface of the clamping block and the surface of the shock absorption block, and a long waist groove for installing the clamping block is formed in the connecting pin;

When the clamping block is clamped into the long waist groove, the side surface, close to the shock absorption block, of the connecting foot is in mutual abutting connection with the concave step.

Through adopting above-mentioned technical scheme, the joint piece sets up on the snubber block, has offered the long waist groove that supplies joint piece joint on the connecting leg, and the cooperation setting of joint piece and long waist groove for can the joint between snubber block and the connecting leg be fixed, improve the connection stability between snubber block and the connecting leg, and then make the snubber block obtain improving the shock attenuation effect of pump case, be favorable to improving the installation stability of measuring pump, and then also improve the functionality of measuring pump.

Optionally, a shock pad for enhancing the shock absorption effect is arranged on the shock absorption block, and the shock pad is fixedly connected to one side, far away from the clamping block, of the shock absorption block.

Through adopting above-mentioned technical scheme, the shock pad is installed on the one side that the snubber block was kept away from in the joint piece, and when the measuring pump was installed on car part, the shock pad was located the intermediate position department of measuring pump and car part. When the metering pump is subjected to external influence and vibration occurs, the damping pad can effectively buffer the metering pump, so that the installation stability of the metering pump is improved, and the functionality of the metering pump is also improved.

Optionally, the connecting pin is provided with a mounting hole through which the bolt passes, the mounting hole is mutually communicated with the long waist groove, and the mounting hole is arranged on one side, far away from the pump shell, of the connecting pin.

Through adopting above-mentioned technical scheme, in the mounting hole was worn to locate by the bolt for the connecting leg is connected with automobile parts, makes between measuring pump and the other automobile parts and can carry out firm connection, and the mounting hole is offered on the connecting leg was kept away from on one side of pump case, and the operating space in the outside of taking into account the measuring pump is great, and the operating personnel of being convenient for installs the measuring pump, is favorable to improving the installation stability of measuring pump.

Optionally, the damper block and the damper pad are provided with threaded holes for threaded connection of bolts, and when the damper block and the damper pad are mounted on the connecting pins, the threaded holes are mutually communicated with the mounting holes.

Through adopting above-mentioned technical scheme, the fixed connection mode between snubber block and the snubber pad accessible is glued etc. and is operated, carries out the joint fixedly through the joint piece between snubber block and the connecting leg. The threaded holes are formed, so that the damping blocks, the damping pads and the connecting feet can be in threaded fixation with the connecting feet on the basis of the connecting mode, the installation stability of the damping blocks and the damping pads is improved, and the improvement of the installation stability of the metering pump is facilitated.

Optionally, the number of the installation seats is at least two, and the installation seats are mutually parallel.

Through adopting above-mentioned technical scheme, the mount pad sets up in the different positions department of pump case, and correspondingly, all fixedly connected with connecting leg on each mount pad, the setting of many connecting legs makes between metering pump and the automobile parts firm the connection. All the mounting seats are arranged in parallel, so that the stress of all the connecting pins is ensured to approach to a balanced state, and the mounting stability is improved.

Optionally, a reinforcing rib is disposed on the pump casing, and is fixedly connected to one side of the pump casing far away from the liquid outlet, and the reinforcing rib protrudes out of the outer side wall of the pump casing and is perpendicular to the pump casing.

Through adopting above-mentioned technical scheme, the setting of strengthening rib for the structural strength of pump case obtains improving, and the strengthening rib sets up on the pump case and offers the opposite one side of liquid outlet, makes the normal operation of measuring pump can not receive the interference of strengthening rib. The strengthening rib is outstanding in the lateral wall of pump case, when the special circumstances such as violent striking appear for the measuring pump lateral wall can resist the impact force that the emergency produced, prevents that the inside liquid of pump case from spilling, can effectively improve the functionality of measuring pump.

Optionally, the number of the reinforcing ribs is at least two, and the reinforcing ribs are parallel to each other.

Through adopting above-mentioned technical scheme, many strengthening ribs set up in the pump case lateral wall jointly, and are parallel to each other between each strengthening rib, equivalent to increase the effective area that pump case lateral wall can resist impact force for the effect of shocking resistance can be strengthened, the functionality of metering pump is effectively improved.

In summary, the present application includes at least one of the following beneficial technical effects:

1. The connecting feet and the damping blocks are arranged on the mounting seat, so that the pump shell and the automobile part are connected through the connecting feet, and the connecting feet can also have a certain supporting effect on the pump shell; on the other hand, when the metering pump is vibrated, the damping block can generate a damping effect on the pump shell, so that the installation stability of the metering pump can be effectively improved, and the functionality of the metering pump is further improved;

2. The strengthening ribs protrude out of the outer side wall of the pump shell, and the plurality of strengthening ribs are arranged together, so that the structural strength of the pump shell can be effectively improved. When the vehicle is impacted and other special conditions, the outer side wall of the metering pump can resist the impact force generated by the emergency, so that the liquid leakage condition in the pump shell is prevented, and the performance of the metering pump for coping with the emergency is improved.

Drawings

Fig. 1 is a schematic view of the overall structure of a metering pump unit in accordance with an embodiment of the present application.

Fig. 2 is a schematic illustration of an exploded view of a shock absorber portion of a metering pump unit according to an embodiment of the present application.

Fig. 3 is a schematic diagram of a second exploded view of a shock absorber portion of a metering pump unit according to an embodiment of the present application.

Reference numerals illustrate: 1. a pump housing; 11. a liquid inlet; 12. a liquid outlet; 2. a mounting base; 3. a connecting pin; 31. a long waist groove; 32. a mounting hole; 4. a damper block; 41. a clamping block; 42. concave steps; 43. a threaded hole; 5. a shock pad; 6. reinforcing ribs.

Detailed Description

In order to make the objects, technical solutions and advantages of the present application more apparent, the present application will be further described in detail with reference to the accompanying drawings 1-3 and examples.

The embodiment of the application discloses a metering pump device. Referring to fig. 1, the metering pump device comprises a pump housing 1 and a mounting seat 2, and the mounting seat 2 is fixedly connected with the pump housing 1. After the metering pump is installed, the installation seat 2 is positioned between the pump shell 1 and other automobile parts, and plays a role in connecting and supporting the metering pump.

Referring to fig. 1 and 2, in the present embodiment, the number of the mounting seats 2 is preferably three, and each mounting seat 2 is fixedly connected to a different position of the pump housing 1 to support the metering pump. The mounting seats 2 are mutually parallel, so that the stress of the mounting seats 2 can be more balanced, and the supporting effect of the mounting seats 2 fixedly connected to the positions of the metering pump on the metering pump can approach to a balanced state.

Referring to fig. 1, a cavity through which liquid passes is formed inside a pump casing 1, a liquid inlet 11 and a liquid outlet 12 are formed in the pump casing 1, and the liquid inlet 11 and the liquid outlet 12 are both communicated with the cavity. When liquid flows in from the liquid inlet 11 and flows out from the liquid outlet 12, the metering pump can meter the volume of the liquid flowing into the pump shell 1, so that the implementation of the basic metering function of the metering pump is ensured.

Referring to fig. 2, each mounting base 2 is provided with a connecting pin 3, and the connecting pins 3 are fixedly connected to the side of the mounting base 2, which is far from the side connected with the pump shell 1. The setting of connecting leg 3 on the one hand makes to produce relation of connection between pump case 1 and the auto parts, and on the other hand, connecting leg 3 carries pump case 1, and when the measuring pump received vibrations, connecting leg 3 produced the cushioning effect to the measuring pump for the installation stability of measuring pump can be improved.

Referring to fig. 2 and 3, in order to enhance the shock absorption and buffering effects of the connecting pin 3 on the metering pump, so that the connection stability between the metering pump and other automobile components is improved, the connecting pin 3 of the present embodiment is provided with a shock absorption block 4, and the material of the shock absorption block 4 is preferably a plastic block with a certain buffering performance.

The shock-absorbing block 4 is fixedly connected with a clamping block 41 for clamping and fixing with the connecting pin 3, and correspondingly, the connecting pin 3 is provided with a long waist groove 31 for the clamping block 41 to enter. Because the surface area of the clamping block 41 is slightly smaller than the surface area of the shock absorption block 4, after the clamping block 41 is fixedly connected with the shock absorption block 4, the side surface of the clamping block 41 and the surface of the shock absorption block 4 form a concave step 42. When the clamping block 41 is clamped into the long waist groove 31, the surface of the connecting leg 3, which is close to one side of the shock absorption block 4, is abutted against the concave step 42, so that the clamping and fixing between the shock absorption block 4 and the connecting leg 3 are more stable.

In order to further enhance the damping effect of the damping block 4, the damping block 4 is further provided with a damping pad 5 on a side far away from the clamping block 41, and in this embodiment, the damping pad 5 is preferably made of rubber with good damping effect. The opposite surfaces of the shock pad 5 and the shock absorber block 4 are fixed through glue, so that the shock pad 5 and the shock absorber block 4 are fixedly connected. When the metering pump is mounted on the vehicle component, the shock pad 5 is located at an intermediate position of the metering pump and the vehicle component. When the metering pump is subjected to external influence and vibrates, the buffer effect of the buffer block 4 on the metering pump can be enhanced by the buffer pad 5, so that the mounting stability of the metering pump is ensured, and the functionality of the metering pump is improved.

Referring to fig. 3, the connecting pin 3 is provided with a mounting hole 32, the shock absorber 4 and the shock absorber pad 5 are provided with threaded holes 43, and bolts sequentially pass through the mounting hole 32 and the threaded holes 43 to fix the metering pump to the automobile component.

Considering that the operation space outside the metering pump is large, the mounting hole 32 is formed on one side of the connecting pin 3 far away from the pump shell 1, so that the mounting of the metering pump by an operator is facilitated, and the mounting stability of the metering pump is improved.

The mounting hole 32 and the long waist groove 31 are mutually communicated and opened, the opening of the threaded hole 43 corresponds to the position of the mounting hole 32, the threaded hole 43 is communicated and opened to the edge position of the clamping block 41, and when a bolt passes through the connecting pin 3, interference cannot be caused to the clamping block 41 in the long waist groove 31.

In addition, the provision of the mounting hole 32 and the threaded hole 43 enables on one hand the adhesive fixation between the shock absorber block 4 and the shock absorber pad 5 to be changed into the threaded fixation, and on the other hand the clamping fixation between the shock absorber block 4 and the connecting pin 3 to be changed into the threaded fixation, so that the mounting stability of the shock absorber block 4 and the shock absorber pad 5 is improved, and the mounting stability of the metering pump is improved.

Referring to fig. 3, a reinforcing rib 6 is fixedly connected to a side of the pump casing 1 away from the liquid outlet 12, and the reinforcing rib 6 is used for improving the structural strength of the pump casing 1. The reinforcing ribs 6 are arranged on the opposite side of the pump shell 1, provided with the liquid outlet 12, so that the structural strength of the metering pump can be enhanced, and the normal operation of the metering pump can not be influenced.

The number of the reinforcing ribs 6 is at least two, but may be three, and when the surface area of the metering pump is increased, the number of the reinforcing ribs 6 is correspondingly increased, and in this embodiment, the number of the reinforcing ribs 6 is preferably three.

When special conditions such as severe impact occur to the vehicle, in order to enable the metering pump to cope with sudden conditions and prevent liquid in the pump shell 1 from leaking, each reinforcing rib 6 is perpendicular to the pump shell 1 and protrudes out of the outer side wall of the pump shell 1, and each reinforcing rib 6 is arranged in parallel. The arrangement of the two parts protruding out of the shell and being parallel to each other is equivalent to increasing the effective area of the outer side wall of the pump shell 1, which can resist impact force, so that the impact resistance effect is enhanced, and the functionality of the metering pump is effectively improved.

The metering pump device of the embodiment of the application has the implementation principle that: through set up snubber block 4 and shock pad 5 on connecting leg 3 of mount pad 2 lower part, when the measuring pump received vibrations, snubber block 4 and shock pad 5 provided the cushioning effect for between pump case 1 and the car part, effectively improve the installation stability of measuring pump. By arranging a plurality of reinforcing ribs 6 in parallel on the outer side wall of the pump casing 1, the structural strength of the pump casing 1 is improved. When the vehicle is impacted and other special conditions, the reinforcing ribs 6 can effectively resist impact force generated by sudden conditions, prevent the occurrence of liquid leakage in the pump shell 1 and improve the performance of the metering pump for coping with the special conditions.

The above embodiments are not intended to limit the scope of the present application, so: all equivalent changes in structure, shape and principle of the application should be covered in the scope of protection of the application.

Claims

1. A metering pump assembly, characterized by: the novel water pump comprises a pump shell (1) and a mounting seat (2), wherein a liquid inlet (11) and a liquid outlet (12) are formed in the pump shell (1), the liquid inlet (11) and the liquid outlet (12) are respectively positioned on two adjacent side surfaces of the pump shell (1), and the liquid inlet (11) and the liquid outlet (12) are communicated with the inside of the pump shell (1);

The mounting seat (2) is fixedly connected to one side, far away from the liquid inlet (11), of the pump shell (1), and the mounting seat (2) is used for mounting the pump shell (1) on other automobile parts.

2. Metering pump arrangement according to claim 1, characterized in that: the mounting seat (2) is fixedly connected with a connecting pin (3), and the connecting pin (3) is fixedly connected to one side, far away from the pump shell (1), of the mounting seat (2).

3. Metering pump arrangement according to claim 2, characterized in that: the connecting pin (3) is provided with a damping block (4) for damping the pump shell (1), and the damping block (4) is fixedly connected to one side, far away from the connecting pin (3), connected with the mounting seat (2).

4. A metering pump assembly as claimed in claim 3 wherein: the connecting pin comprises a shock absorption block (4), wherein a clamping block (41) is fixedly connected to the shock absorption block (4), a concave step (42) is formed between the side surface of the clamping block (41) and the surface of the shock absorption block (4), and a long waist groove (31) for installing the clamping block (41) is formed in the connecting pin (3);

When the clamping block (41) is clamped into the long waist groove (31), the side surface, close to the shock absorption block (4), of the connecting pin (3) is in mutual abutting connection with the concave step (42).

5. Metering pump arrangement according to claim 4, characterized in that: the damping block (4) is provided with a damping pad (5) for enhancing damping effect, and the damping pad (5) is fixedly connected to one side, far away from the clamping block (41), of the damping block (4).

6. Metering pump arrangement according to claim 5, characterized in that: the connecting pin (3) is provided with a mounting hole (32) for a bolt to penetrate, the mounting hole (32) is communicated with the long waist groove (31), and the mounting hole (32) is arranged on one side, far away from the pump shell (1), of the connecting pin (3).

7. Metering pump arrangement according to claim 6, characterized in that: the shock-absorbing block (4) and the shock-absorbing pad (5) are provided with threaded holes (43) for threaded connection of bolts, and when the shock-absorbing block (4) and the shock-absorbing pad (5) are mounted on the connecting pins (3), the threaded holes (43) are mutually communicated with the mounting holes (32).

8. Metering pump arrangement according to claim 1, characterized in that: the number of the mounting seats (2) is at least two, and the mounting seats (2) are mutually parallel.

9. Metering pump arrangement according to claim 1, characterized in that: the novel water pump is characterized in that a reinforcing rib (6) is arranged on the pump shell (1), the reinforcing rib (6) is fixedly connected to one side, far away from the liquid outlet (12), of the pump shell (1), and the reinforcing rib (6) protrudes out of the outer side wall of the pump shell (1) and is perpendicular to the pump shell (1).

10. Metering pump arrangement according to claim 9, characterized in that: the number of the reinforcing ribs (6) is at least two, and the reinforcing ribs (6) are mutually parallel.