CN209280193U - A kind of pressure sensitive device - Google Patents
A kind of pressure sensitive device Download PDFInfo
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- CN209280193U CN209280193U CN201821980222.4U CN201821980222U CN209280193U CN 209280193 U CN209280193 U CN 209280193U CN 201821980222 U CN201821980222 U CN 201821980222U CN 209280193 U CN209280193 U CN 209280193U
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- pressure sensitive
- sensitive device
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Abstract
The utility model, which relates to, belongs to field of mechanical technique, is related to a kind of pressure sensitive device.Which solve pressure instability timing in existing solution pipeline will cause frequently transmitting error signal cause applied by equipment frequent start-stop, all bring inconvenience this technical problem to production and processing and the operation of machine.A kind of pressure sensitive device, including ontology, cavity is equipped in ontology, the bracket that can be moved axially along ontology is equipped in cavity, elastic component is equipped between the bracket and ontology, the inductive switch of energy induction bracket position is additionally provided in the cavity, the ontology edge is axially arranged with type chamber, the bracket, which is equipped with, is located at the intracavitary cylindrical boss of type, be additionally provided on the ontology be connected with type chamber into pressure runner, the sealing ring mutually to recline with type cavity wall is additionally provided in the cylindrical boss, the type cavity wall is equipped with the rib that can apply resistance to sealing ring.The utility model, which solves, to be avoided making pressure sensitive device frequently not transmit error signal in the case where system pressure is unstable.
Description
Technical field
The utility model, which relates to, belongs to field of mechanical technique, is related to a kind of pressure sensitive device.
Background technique
Pressure sensitive device is widely used in water pressure sensing device, lathe, in hydraulic-pneumatic system, passes through pressure sensitive
Device connects control system, plays transmitting signal, controls the start and stop of executing agency.Existing pressure sensitive device, such as disclose
Number it is the pressure sensitive automatic reversing apparatus of CN207701834U, although the power of pressure can be sensed to transmit signal,
Be in pipeline pressure instability timing will cause frequently transmitting error signal cause applied by equipment frequent start-stop, to production plus
The operation of work and machine all brings inconvenience.
Utility model content
The purpose of this utility model is the presence of the above problem in view of the prior art, proposes a kind of pressure sensitive device,
The technical problem to be solved by the utility model is to how to avoid filling pressure sensitive in the case where system pressure is unstable
Error signal will not frequently be transmitted by setting.
The purpose of this utility model can be realized by the following technical scheme:
A kind of pressure sensitive device, including ontology, ontology is interior to be equipped with cavity, and being equipped in cavity can be along ontology axial movement
Bracket is equipped with elastic component, the inductive switch of energy induction bracket position, institute is additionally provided in the cavity between the bracket and ontology
Ontology is stated along type chamber is axially arranged with, the bracket, which is equipped with, is located at the intracavitary cylindrical boss of type, is additionally provided on the ontology and type
Chamber be connected into pressure runner, be additionally provided with the sealing ring mutually to recline with type cavity wall, the type cavity wall in the cylindrical boss
It is equipped with the rib that can apply resistance to sealing ring.
Its working principles are as follows: pressure acts on bracket, compression or release elastic component make bracket that position movement occur, and give
Position where inductive switch transmitting, it is that the pressure acted on bracket is greater than type that the mobile precondition in position, which occurs, for bracket
The pressure that rib on cavity wall either acts on bracket the resistance of sealing ring plus the elastic force of elastic component is less than elasticity
The elastic force of part subtracts rib to the resistance of sealing ring, avoids only carrying out limit bracket with the elastic force of elastic component in the case where pressure oscillation
Movement, lead to frequent whereabouts inductive switch transmitting information.
Be additionally provided in above-mentioned pressure sensitive device, the cavity can positioning elastic part locating shaft, the locating shaft
It is fixed on inner body wall bottom.Locating shaft can make elastic component not sideslip, be kept upright.
In above-mentioned pressure sensitive device, the locating shaft is equipped with blind hole or stepped hole for accommodating elastic component.When
Elastic component can reach the effect of positioning by being placed in the blind hole and stepped hole on locating shaft when not opening up location hole
Fruit.
In above-mentioned pressure sensitive device, the body bottom portion is equipped with mounting hole, and the locating shaft lower end is located at mounting hole
Interior, the step surface of the stepped hole is equipped with retaining ring, and upper surface and the elastic component of the retaining ring lean, in the stepped hole also
Equipped with helical member, the helical member leans with retaining ring lower end surface.When the elasticity of elastic component reduces, spiral can be passed through
Part, which carrys out compression elastic piece, reinforces elastic force, reaches due intensity.
In above-mentioned pressure sensitive device, the locating shaft is equipped with circular orientation block, and the circular orientation block is equipped with
Axis hole and pilot hole are touched, the bracket is equipped with touching axis and guiding axis, the touching axis and guiding axis are pluggable in touching
In axis hole and guiding axis hole.The touching axis hole that the touching axis passes through on locating piece can touch inductive switch, inductive switch
Thus determine whether the state that should be at turning off or on, so that it is determined that whether pressure sensitive device is in the state of operation,
Guiding axis makes the position of bracket not sideslip.
In above-mentioned pressure sensitive device, the ontology includes shell one and shell two, the shell one and shell two-way
Fastener connection is crossed, the circular orientation block is fixed between shell one and shell two.Circular orientation block and locating shaft one, Gu
Be scheduled between shell one and shell two can further stationary positioned axis position.
In above-mentioned pressure sensitive device, the cylindrical boss is equipped with the groove for placing sealing ring.
The interconnecting piece connecting with equipment to be applied is additionally provided on above-mentioned pressure sensitive device, the ontology.
It is equipped in above-mentioned pressure sensitive device, the interconnecting piece into pressure runner.
The guiding axis two being plugged in elastic component is additionally provided on above-mentioned pressure sensitive device, the bracket.
Compared with prior art, the utility model has the advantage that
It avoids in the case where loine pressure is unstable, frequent touch inducing switch transmitting error signal.
Detailed description of the invention
Fig. 1 is pressure sensitive device explosion figure
Fig. 2 is pressure sensitive device cross-sectional view
Fig. 3 is pressure sensitive device partial enlarged view
Fig. 4 is pressure sensitive device initial position schematic diagram
Fig. 5 is pressure sensitive device closed mode schematic diagram
In figure, 1, ontology；2, cavity；3, bracket；4, elastic component；5, inductive switch；6, type chamber；7, cylindrical boss；8, into
Press runner；9, sealing ring；10, rib；11, locating shaft；12, mounting hole；13, retaining ring；14, helical member；15, circular orientation block；
16, axis is touched；17, guiding axis；18, axis hole is touched；19, it is oriented to axis hole；20, shell one；21, shell two；22, fastener；23,
Groove；24, interconnecting piece；25, guiding axis two.
Specific embodiment
It is specific embodiment of the utility model and in conjunction with attached drawing below, the technical solution of the utility model is made further
Description, but the utility model is not limited to these examples.
As shown in Figure 1, Figure 2, Figure 3 shows, a kind of pressure sensitive device, including ontology 1, are equipped with cavity 2 in ontology 1, in cavity 2
Equipped with the bracket 3 that can be moved axially along ontology 1, it is equipped with elastic component 4 between bracket 3 and ontology 1, is additionally provided with and can incude in cavity 2
The inductive switch 5 of 3 position of bracket, ontology 1 are equipped with the cylindrical boss 7 being located in type chamber 6 along type chamber 6, bracket 3 is axially arranged with,
Be additionally provided on ontology 1 be connected with type chamber 6 into pressure runner 8, be additionally provided in cylindrical boss 7 mutually recline with 6 inner wall of type chamber it is close
Seal 9,6 inner wall of type chamber are equipped with the rib 10 that can apply resistance to sealing ring 9.
As shown in Fig. 2, Fig. 4, Fig. 5, be additionally provided in cavity 2 can positioning elastic part 4 locating shaft 11, locating shaft 11 is fixed on
1 inner wall bottom of ontology is additionally provided with the guiding axis 2 25 being plugged in elastic component 4 on bracket 3.
As shown in Fig. 2, Fig. 4, Fig. 5, another embodiment is that locating shaft 11 is equipped with for accommodating the blind of elastic component 4
Hole or stepped hole.1 bottom of ontology is equipped with mounting hole 12, and 11 lower end of locating shaft is located in mounting hole 12, on the step surface of stepped hole
Equipped with retaining ring 13, upper surface and the elastic component 4 of retaining ring 13 lean, and helical member 14, helical member 14 and gear are additionally provided in stepped hole
13 lower end surfaces are enclosed to lean.
As shown in Figure 1 and Figure 2, locating shaft 11 is equipped with circular orientation block 15, and circular orientation block 15 is equipped with touching axis hole 18
With guiding axis hole 19, bracket 3 is equipped with touching axis 16 and guiding axis 17, touches axis 16 and guiding axis 17 is pluggable in touching axis hole
18 and guiding axis hole 19 in.
As shown in Figure 1 and Figure 2, ontology 1 includes shell 1 and shell 2 21, and shell 1 and shell 2 21 pass through fastening
Part 22 connects, and circular orientation block 15 is fixed between shell 1 and shell 2 21.
As shown in Figure 2 and Figure 3, cylindrical boss 7 is equipped with the groove 23 for placing sealing ring 9.
As shown in Figure 1 and Figure 2, it is additionally provided with the interconnecting piece 24 connecting with equipment to be applied on ontology 1, is equipped in interconnecting piece 24
Into pressure runner 8.
As shown in Figure 1 and Figure 2, the guiding axis 2 25 being plugged in elastic component 4 is additionally provided on bracket 3.
The utility model may be applicable in the equipment of detection pressure, the application of especially land pump and immersible pump.
The working principle of the utility model is as follows: pressure acts on bracket, and compression or release elastic component make bracket
Position is mobile, and to the position where inductive switch transmitting, the mobile precondition in position, which occurs, for bracket is acted on bracket
Pressure is greater than the pressure that the rib on type cavity wall either acts on the resistance of sealing ring plus the elastic force of elastic component on bracket
The elastic force that power is less than elastic component subtracts rib to the resistance of sealing ring, avoids in the case where pressure oscillation only with the elastic force of elastic component
The movement for carrying out limit bracket leads to frequent whereabouts inductive switch transmitting information.
The specific embodiments described herein are merely examples of the spirit of the present invention.The utility model institute
Belonging to those skilled in the art can make various modifications or additions to the described embodiments or using similar
Mode substitute, but without departing from the spirit of the present application or beyond the scope of the appended claims.
Claims (10)
1. a kind of pressure sensitive device, which is characterized in that including ontology (1), cavity (2) are equipped in ontology (1), in cavity (2)
Equipped with the bracket (3) that can be moved axially along ontology (1), elastic component (4) are equipped between the bracket (3) and ontology (1), the chamber
The inductive switch (5) of energy induction bracket (3) position is additionally provided in body (2), ontology (1) edge is axially arranged with type chamber (6), described
Bracket (3) is equipped with the cylindrical boss (7) being located in type chamber (6), is additionally provided on the ontology (1) and to be connected with type chamber (6)
Into pressure runner (8), the sealing ring (9) mutually to recline with type chamber (6) inner wall, the type chamber (6) are additionally provided on the cylindrical boss (7)
Inner wall is equipped with the rib (10) that can sealing ring (9) be applied with resistance.
2. a kind of pressure sensitive device according to claim 1, it is characterised in that: be additionally provided with and can determine in the cavity (2)
The locating shaft (11) of position elastic component (4), the locating shaft (11) are fixed on ontology (1) inner wall bottom.
3. a kind of pressure sensitive device according to claim 2, it is characterised in that: the locating shaft (11) is equipped with and is used for
Accommodate the blind hole or stepped hole of elastic component (4).
4. a kind of pressure sensitive device according to claim 3, it is characterised in that: ontology (1) bottom is equipped with installation
Hole (12), locating shaft (11) lower end are located in mounting hole (12), and the step surface of the stepped hole is equipped with retaining ring (13), institute
The upper surface and elastic component (4) for stating retaining ring (13) lean, and helical member (14), the helical member are additionally provided in the stepped hole
(14) it leans with retaining ring (13) lower end surface.
5. a kind of pressure sensitive device according to claim 3 or 4, it is characterised in that: the locating shaft (11) is equipped with
Circular orientation block (15), the circular orientation block (15) are equipped with touching axis hole (18) and guiding axis hole (19), the bracket (3)
Be equipped with touching axis (16) and guiding axis (17), the touching axis (16) and guiding axis (17) it is pluggable in touch axis hole (18) and
It is oriented in axis hole (19).
6. a kind of pressure sensitive device according to claim 5, it is characterised in that: the ontology (1) includes shell one
(20) it is connect with shell two (21) by fastener (22) with shell two (21), the shell one (20), the circular orientation block
(15) it is fixed between shell one (20) and shell two (21).
7. a kind of pressure sensitive device according to claim 1, it is characterised in that: the cylindrical boss (7) is equipped with and puts
Set the groove (23) of sealing ring (9).
8. a kind of pressure sensitive device according to claim 1 or 6, it is characterised in that: be additionally provided on the ontology (1) with
The interconnecting piece (24) of equipment connection to be applied.
9. a kind of pressure sensitive device according to claim 8, it is characterised in that: be equipped in the interconnecting piece (24) into pressure
Runner (8).
10. a kind of pressure sensitive device according to claim 5, it is characterised in that: be additionally provided with grafting on the bracket (3)
Guiding axis two (25) in elastic component (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821980222.4U CN209280193U (en) | 2018-11-28 | 2018-11-28 | A kind of pressure sensitive device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821980222.4U CN209280193U (en) | 2018-11-28 | 2018-11-28 | A kind of pressure sensitive device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209280193U true CN209280193U (en) | 2019-08-20 |
Family
ID=67609067
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821980222.4U Active CN209280193U (en) | 2018-11-28 | 2018-11-28 | A kind of pressure sensitive device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209280193U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109297629A (en) * | 2018-11-28 | 2019-02-01 | 利欧集团浙江泵业有限公司 | A kind of pressure sensitive device |
-
2018
- 2018-11-28 CN CN201821980222.4U patent/CN209280193U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109297629A (en) * | 2018-11-28 | 2019-02-01 | 利欧集团浙江泵业有限公司 | A kind of pressure sensitive device |
| CN109297629B (en) * | 2018-11-28 | 2024-02-13 | 利欧集团浙江泵业有限公司 | Pressure sensing device |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200603 Address after: 317500 No. 2, Fourth Street, East New District, Wenling City, Taizhou City, Zhejiang Province Patentee after: Wenling Liou Electronics Technology Co.,Ltd. Address before: Wenling City, the Eastern Industrial Agglomeration in Zhejiang province Taizhou city 317500 District Third Street No. 1 Patentee before: LEO GROUP Co.,Ltd. |