CN220061407U - Detection type positive displacement dispenser - Google Patents
Detection type positive displacement dispenser Download PDFInfo
- Publication number
- CN220061407U CN220061407U CN202321626779.9U CN202321626779U CN220061407U CN 220061407 U CN220061407 U CN 220061407U CN 202321626779 U CN202321626779 U CN 202321626779U CN 220061407 U CN220061407 U CN 220061407U
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- umbrella
- oil outlet
- shaped valve
- oil
- positive displacement
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- 238000006073 displacement reaction Methods 0.000 title claims abstract description 26
- 238000001514 detection method Methods 0.000 title abstract description 8
- 239000002245 particle Substances 0.000 claims description 2
- 229920003023 plastic Polymers 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 8
- 230000000694 effects Effects 0.000 abstract description 4
- 238000005461 lubrication Methods 0.000 abstract description 3
- 238000007789 sealing Methods 0.000 description 7
- 230000001050 lubricating effect Effects 0.000 description 4
- 229920000426 Microplastic Polymers 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
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Abstract
The utility model relates to the technical field of mechanical lubrication, in particular to a detection type positive displacement distributor, which comprises a shell, wherein a through cavity is formed in the shell; the oil outlet connector is arranged at one end of the shell and is provided with an oil outlet, and the oil outlet is communicated with the through cavity; the umbrella-shaped valve is slidably mounted in the through cavity and used for opening and closing the oil outlet, the umbrella-shaped valve is provided with an abutting end, the abutting end is used for abutting against an orifice of the oil outlet, and the abutting end is arranged to be a plane part. The utility model has the effect of reducing the manufacturing cost of the positive displacement dispenser.
Description
Technical Field
The utility model relates to the technical field of mechanical lubrication, in particular to a detection type positive displacement distributor.
Background
The positive displacement distributor is mainly used for lubricating mechanical equipment and is connected with the output end of a lubricating pump so as to distribute oil output by the lubricating pump to a plurality of pipelines, and then the oil is conveyed to all parts of the equipment which need to be lubricated by all the pipelines. The positive displacement distributor not only ensures that the part is lubricated and operated smoothly, but also avoids too complex pipelines between the part and the lubricating pump.
The Chinese application with publication number of CN201992315U discloses a plunger structure positive displacement distributor for a lubrication system, and the positive displacement distributor performs piston type sealing arrangement on an oil outlet channel through an umbrella valve so as to realize real-time monitoring on whether an oil outlet pipeline works normally.
In view of the above-mentioned related art, the inventor considers that the volumetric dispenser in the related art has a sealing arrangement in which the abutting end between the umbrella valve and the oil outlet channel is in contact with the sealing ring by using a spherical contact, and such an arrangement requires assembling the sealing ring during the process of producing the volumetric dispenser, but the assembling of the sealing ring increases the production process of the volumetric dispenser and increases the manufacturing cost.
Disclosure of Invention
In order to reduce the manufacturing cost of the positive displacement dispenser, the utility model provides a detection type positive displacement dispenser.
The utility model provides a detection type positive displacement dispenser which adopts the following technical scheme:
a positive displacement dispenser of the type comprising
The shell is internally provided with a through cavity;
the oil outlet connector is arranged at one end of the shell and is provided with an oil outlet, and the oil outlet is communicated with the through cavity;
the umbrella-shaped valve is slidably mounted in the through cavity and used for opening and closing the oil outlet, the umbrella-shaped valve is provided with an abutting end, the abutting end is used for abutting against an orifice of the oil outlet, and the abutting end is arranged to be a plane part.
Through adopting above-mentioned technical scheme, set up the butt end of umbrella-shaped valve into plane portion for the contact surface between umbrella-shaped valve and the oil outlet is changed into the plane setting by the spherical contact design among the correlation technique, has reduced the processing degree of difficulty of umbrella-shaped valve under the circumstances of guaranteeing the leakproofness, simultaneously, can also save the adoption of sealing washer structure, is favorable to reducing volumetric distributor's manufacturing cost.
Optionally, an abutting portion is arranged at one end of the oil outlet joint, facing the umbrella-shaped valve, and the abutting portion is used for being in abutting connection with the abutting end.
Through adopting above-mentioned technical scheme, the setting of butt portion can make the butt end can be better with the contact of play oil joint to seal the drill way of oil outlet.
Optionally, a fixing seat is installed in the through cavity of the shell, the fixing seat is provided with an oil passing cavity, the umbrella-shaped valve is slidably installed in the oil passing cavity, a return spring is installed in the oil passing cavity, one end of the return spring is fixed in the oil passing cavity, the other end of the return spring is abutted to the end of the umbrella-shaped valve, and the elastic direction of the return spring is the same as the sliding direction of the umbrella-shaped valve.
Through adopting above-mentioned technical scheme, when the oil is crossed in the casing, oil can promote umbrella valve slip and the drill way butt of oil outlet to seal the oil outlet, when stopping to advance oil, the oil that remains in the casing can promote umbrella valve and remove and compress reset spring towards the one side of keeping away from the oil outlet, and oil can be discharged through the oil outlet this moment, when the oil in the casing is discharged, reset spring resets and drives umbrella valve and seal the oil outlet.
Optionally, the end of the umbrella-shaped valve is provided with a positioning groove, and the positioning groove is used for being clamped with the end of the return spring.
Through adopting above-mentioned technical scheme, setting up of constant head tank can conveniently fix a position reset spring to improve the stability of being connected between reset spring and the umbrella-shaped valve.
Optionally, a groove is formed in an end face of the oil outlet connector, which is located in the through cavity.
Through adopting above-mentioned technical scheme, the setting of recess can play the effect of buffering to oil, improves umbrella-type valve and seals the stability of oil outlet.
Optionally, a step is arranged at one end, far away from the umbrella-shaped valve, of the oil passing cavity, and the step is used for being abutted with the umbrella-shaped valve.
Through adopting above-mentioned technical scheme, the setting of step can play spacing effect to the umbrella-shaped valve to improve the umbrella-shaped valve and cross the gliding stability of oil pocket in.
Optionally, the fixing base is set to be an inclined plane towards one end face of the oil outlet connector.
Through adopting above-mentioned technical scheme, the setting on inclined plane can increase the area of contact on oil and fixing base inclined plane.
Optionally, the fixing base is a white plastic granule base.
Through adopting above-mentioned technical scheme, the setting of white plastic pellet seat can improve the durability of fixing base to reduce manufacturing cost.
In summary, the present utility model includes at least one of the following beneficial technical effects:
1. the abutting end of the umbrella-shaped valve is set to be a plane part, so that the contact surface between the umbrella-shaped valve and the oil outlet is changed from the spherical contact design in the related art to be a plane arrangement, the processing difficulty of the umbrella-shaped valve is reduced under the condition of ensuring the tightness, meanwhile, the adoption of a sealing ring structure can be omitted, and the manufacturing cost of the positive-displacement distributor is reduced;
2. the abutting part is arranged, so that the abutting end can better contact with the oil outlet connector, and the orifice of the oil outlet is sealed;
3. the step is arranged, so that the umbrella-shaped valve can be limited, and the sliding stability of the umbrella-shaped valve in the oil passing cavity is improved.
Drawings
Fig. 1 is a sectional view showing an internal structure of a positive displacement dispenser according to the present embodiment.
Fig. 2 is an enlarged view of a portion a in fig. 1.
Reference numerals illustrate:
1. a housing; 2. a through cavity; 3. a connecting seat; 4. an oil inlet passage; 5. an oil outlet joint; 6. a shaft core; 7. an oil outlet hole; 8. a fixing seat; 9. a clamping part; 10. passing through the oil cavity; 11. an umbrella valve; 12. a step; 13. a return spring; 14. a positioning groove; 15. an abutment end; 16. an abutting portion; 17. a metering joint; 18. and (5) metering a spring.
Detailed Description
The utility model is described in further detail below with reference to fig. 1-2.
The embodiment of the utility model discloses a detection type positive displacement dispenser. Referring to fig. 1 and 2, a positive displacement dispenser of the type described comprises a housing 1, the housing 1 having a through cavity 2 therein. The connecting seat 3 is installed on the side wall of the shell 1, and the connecting seat 3 partially stretches into the through cavity 2 of the shell 1. The connecting seat 3 is provided with an oil inlet channel 4, one end of the oil inlet channel 4 is communicated with the surface of the connecting seat 3, and the other end of the oil inlet channel 4 is communicated with the through cavity 2. One end of the shell 1 is fixedly provided with an oil outlet joint 5, and the other end of the shell 1 is slidably provided with a mandrel.
Referring to fig. 1 and 2, the oil outlet joint 5 has an oil outlet 7, and the oil outlet 7 is provided in communication with the through cavity 2.
A fixing seat 8 is installed in the through cavity 2, and in this embodiment, the fixing seat 8 is a white plastic particle seat. The durability of the fixing base 8 can be improved and the manufacturing cost can be reduced. The fixing base 8 is installed between the oil outlet connector 5 and the connecting base 3, a clamping groove is formed in the fixing base 8, the connecting base 3 is correspondingly provided with a clamping portion 9, and the clamping groove is in clamping connection with the clamping portion 9. The fixing seat 8 is provided with an oil passing cavity 10, the oil passing cavity 10 is arranged at two ends of the fixing seat 8 in a penetrating way, one end of the oil passing cavity 10 is communicated with the penetrating cavity 2, and the other end of the oil passing cavity 10 is communicated with the oil inlet channel 4. An umbrella-shaped valve 11 is slidably arranged in the oil passing cavity 10, and the umbrella-shaped valve 11 is used for opening and closing the oil outlet 7. A step 12 is arranged at one end, far away from the umbrella-shaped valve 11, in the oil passing cavity 10, the step 12 can be abutted with the umbrella-shaped valve 11, and the step 12 is used for limiting the umbrella-shaped valve 11.
A return spring 13 is arranged in the oil passing cavity 10, one end of the return spring 13 is fixedly connected with the inner side wall of the step 12, and the other end of the return spring 13 is in abutting connection with the umbrella-shaped valve 11. The elastic direction of the return spring 13 is the same as the sliding direction of the umbrella valve 11. When the return spring 13 is in a natural state, the umbrella valve 11 abuts against the oil outlet 7.
Referring to fig. 1 and 2, the umbrella valve 11 has a positioning groove 14 at one end thereof for abutting against the return spring 13, and the end of the return spring 13 is engaged with the positioning groove 14. Thereby being capable of conveniently positioning and installing the return spring 13 during installation.
Referring to fig. 1 and 2, umbrella valve 11 has an abutment end 15, and abutment end 15 is provided as a flat surface portion located at an end of umbrella valve 11 facing oil outlet joint 5. The oil outlet joint is provided with a groove towards one end face of the umbrella-shaped valve 11, the bottom of the groove is provided with an abutting part 16, the oil outlet 7 passes through the abutting part 16, and the abutting part 16 is used for abutting with the plane part. The end face of the fixing seat 8, which faces one end of the oil outlet joint 5, is provided with an inclined surface. The arrangement of the inclined surface can increase the contact area between the oil and the inclined surface of the fixed seat 8.
When oil passes through the casing 1, the oil can push the umbrella-shaped valve 11 to slide, so that the plane part is abutted with the abutting part 16, the oil outlet 7 is sealed, when oil feeding is stopped, the oil reserved in the casing 1 can push the umbrella-shaped valve 11 to move towards one side far away from the oil outlet 7 and compress the return spring 13, at the moment, the oil can be discharged through the oil outlet 7, and when the oil in the casing 1 is discharged, the return spring 13 is reset and drives the umbrella-shaped valve 11 to seal the oil outlet 7.
Referring to fig. 1 and 2, a metering connector 17 is installed at one end of the shell 1 far away from the oil outlet connector 5, a metering inner cavity is arranged through the metering connector 17, one end of the shaft core 6 is in sliding fit with the metering inner cavity, a metering spring 18 is fixed at one end of the metering connector 17 facing the shaft core 6, the metering spring 18 is sleeved on the shaft core 6, and one end of the metering spring 18 far away from the metering connector 17 is in clamping fit with the shaft core 6. The elastic force direction of the metering spring 18 is the same as the moving direction of the spindle 6. When the oil inlet channel 4 is used for oil inlet, the oil can push the shaft core 6 to move outwards of the metering joint 17, so that a worker can obtain the oil inlet amount of the oil in the shell 1 by observing the extending amount of the telescopic metering joint 17 of the shaft core 6.
The implementation principle of the detection type positive displacement distributor provided by the embodiment of the utility model is as follows: oil enters the oil passing cavity 10 through the oil inlet channel 4 of the connecting seat 3, at the moment, the oil pushes the umbrella-shaped valve 11 to move towards the oil outlet connector 5 and seals the oil outlet 7 of the oil outlet connector 5, meanwhile, the oil enters the through cavity 2 through the oil passing cavity 10 and pushes the shaft core 6 to move towards the outside of the metering connector 17, so that a worker can observe the condition of oil inlet in the pipe through the shaft core 6.
At the end of oil feeding, the metering spring 18 pushes the shaft core 6 to reset and pushes oil to extrude the umbrella-shaped valve 11, so that the umbrella-shaped valve 11 moves towards the direction separating from the oil outlet 7, and at the moment, the oil can flow out through the oil outlet 7, so that a worker can know whether the pipe works normally by observing whether the shaft core 6 stretches and contracts normally.
The above embodiments are not intended to limit the scope of the present utility model, so: all equivalent changes in structure, shape and principle of the utility model should be covered in the scope of protection of the utility model.
Claims (8)
1. A sensing positive displacement dispenser, characterized by:
the shell (1), the said shell (1) has through cavity (2);
the oil outlet connector (5) is arranged at one end of the shell (1), the oil outlet connector (5) is provided with an oil outlet hole (7), and the oil outlet hole (7) is communicated with the through cavity (2);
umbrella-shaped valve (11) slidable mounting is in link up cavity (2), umbrella-shaped valve (11) are used for opening and close oil outlet (7), umbrella-shaped valve (11) have butt end (15), butt end (15) are used for the drill way of butt oil outlet (7), butt end (15) set up to plane portion.
2. A positive displacement dispenser of the type according to claim 1, wherein: an abutting portion (16) is arranged at one end, facing the umbrella-shaped valve (11), of the oil outlet joint (5), and the abutting portion (16) is used for being in abutting connection with the abutting end (15).
3. A positive displacement dispenser of the type according to claim 2, wherein: install fixing base (8) in link up cavity (2) of casing (1), fixing base (8) have and cross oil pocket (10), umbrella-shaped valve (11) slidable mounting is in cross in oil pocket (10), install reset spring (13) in crossing oil pocket (10), the one end of reset spring (13) is fixed cross oil pocket (10), the other end of reset spring (13) with the tip butt of umbrella-shaped valve (11), the elasticity direction of reset spring (13) with the slip direction of umbrella-shaped valve (11) is the same.
4. A positive displacement dispenser according to claim 3, wherein: the end part of the umbrella-shaped valve (11) is provided with a positioning groove (14), and the positioning groove (14) is used for being clamped with the end part of the return spring (13).
5. A positive displacement dispenser of the type according to claim 4, wherein: the end face of one end of the oil outlet joint (5) positioned in the through cavity (2) is provided with a groove.
6. A positive displacement dispenser according to claim 3, wherein: one end, far away from the umbrella-shaped valve (11), of the oil passing cavity (10) is provided with a step (12), and the step (12) is used for being abutted with the umbrella-shaped valve (11).
7. A positive displacement dispenser according to claim 3, wherein: the end face of one end of the fixing seat (8) facing the oil outlet joint (5) is provided with an inclined surface.
8. A positive displacement dispenser according to claim 3, wherein: the fixing seat (8) is a white plastic particle seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321626779.9U CN220061407U (en) | 2023-10-24 | 2023-10-24 | Detection type positive displacement dispenser |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321626779.9U CN220061407U (en) | 2023-10-24 | 2023-10-24 | Detection type positive displacement dispenser |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220061407U true CN220061407U (en) | 2023-11-21 |
Family
ID=88766806
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321626779.9U Active CN220061407U (en) | 2023-10-24 | 2023-10-24 | Detection type positive displacement dispenser |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220061407U (en) |
-
2023
- 2023-10-24 CN CN202321626779.9U patent/CN220061407U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 528000, No. 18 Chanxiu Road, Nanzhuang Town, Chancheng District, Foshan City, Guangdong Province Patentee after: Guangdong Valley Fluid Technology Co.,Ltd. Address before: 528,000 Area A, No. 18-2, Chanxiu Road, Nanzhuang Town, Chancheng District, Foshan City, Guangdong Province (application for residence) Patentee before: Guangdong river valley Fluid Technology Co.,Ltd. |
|
| CP03 | Change of name, title or address |