CN207611718U - The pressure regulating device of voltage-regulation type pressure switch - Google Patents
The pressure regulating device of voltage-regulation type pressure switch Download PDFInfo
- Publication number
- CN207611718U CN207611718U CN201721841830.2U CN201721841830U CN207611718U CN 207611718 U CN207611718 U CN 207611718U CN 201721841830 U CN201721841830 U CN 201721841830U CN 207611718 U CN207611718 U CN 207611718U
- Authority
- CN
- China
- Prior art keywords
- mandril
- connecting seat
- push rod
- small
- electric push
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Landscapes
- Switches Operated By Changes In Physical Conditions (AREA)
Abstract
The utility model provides a kind of pressure regulating device of voltage-regulation type pressure switch, it solves the problems, such as that existing pressure switch construction is loose.The pressure regulating device of this voltage-regulation type pressure switch includes cylindrical case and the cover on shell, microswitch is fixed in cover, the diaphragm that shell inner cavity is divided into epicoele and cavity of resorption is installed in shell, upper intracavitary is equipped with spring and mandril, mandril upper end and microswitch face, mandril lower end is against on diaphragm, it is cased with connecting tube outside mandril, connecting tube upper end is located in cover, mandril upper end passes through connecting tube and in cover, connecting tube lower end has loop connecting seat one, mandril lower end has loop connecting seat two, spring is also sleeved on outside mandril, both ends of the spring is fixedly connected with connecting seat one and connecting seat two respectively；Small-sized electric push rod is further fixed in cover, small-sized electric push rod main shaft is fixedly connected with connecting tube, and small-sized electric push rod can be drivingly connected pipe upper and lower translation.The pressure regulating device of this voltage-regulation type pressure switch has the advantages that compact-sized.
Description
Technical field
The utility model is related to a kind of pressure switch, especially a kind of pressure regulating device of voltage-regulation type pressure switch.
Background technology
A kind of existing voltage-regulation type pressure switch adjustable pressure switch as disclosed in Chinese patent library【Application number：
201210152853.8；Publication number：CN 102709107 A】Including adjusting screw, spring, mandril, diaphragm, air inlet, fine motion
Switch and shell, the side of the microswitch are equipped with shell, are equipped with adjusting screw in shell, the adjusting screw it is outer
Side is equipped with spring, and the side of adjusting screw is equipped with mandril, and the lower end of the mandril is equipped with diaphragm, and the lower end of the diaphragm is set
There is air inlet；The mandril is equipped with pushing plate, and pushing plate offsets with microswitch.
Above-mentioned pressure switch can adjust the pressure being applied on diaphragm by rotating adjusting screw, keep pressure switch suitable
For different operating modes, to improve practicability.But above-mentioned pressure switch still has two：1, it is needed when turning adjusting screw
Shell cover is unloaded, operation is more troublesome；2, each parts more disperse, and cause total more open, occupied space compared with
Greatly.
Utility model content
The purpose of this utility model is the presence of the above problem in view of the prior art, it is proposed that a kind of voltage-regulation type pressure switch
Pressure regulating device, the technical issues of solution is how to improve structural compactness.
The purpose of this utility model can be realized by following technical proposal：The pressure regulating device of voltage-regulation type pressure switch, packet
The cover for including tubular shell and being arranged and being fixed on outside shell upper end, and it is fixed with microswitch in the cover, institute
Be installed with the diaphragm that the inner cavity of the shell is divided into epicoele and cavity of resorption in the shell stated, the upper intracavitary be equipped with vertically spring and
Mandril, the upper end of the mandril are faced with the microswitch, and the lower end of mandril is resisted against on diaphragm, and feature exists
In the mandril is cased with connecting tube outside, and the upper end of connecting tube is located in cover, and the upper end of the mandril passes through connecting tube
And in cover, there is connecting seat one annular in shape, the lower end of the mandril on the lower end outside wall of the connecting tube
There is connecting seat two annular in shape on side wall, the spring is also sleeved on outside mandril, and the both ends of spring respectively with connecting seat one
It is fixedly connected with connecting seat two；Be further fixed on small-sized electric push rod in the cover, the main shaft of the small-sized electric push rod with
The connecting tube is fixedly connected with, and small-sized electric push rod can drive the connecting tube upper and lower translation.
This pressure regulating device use process is as follows：When hydraulic pressure at shell lower port is more than the setting pressure of spring, diaphragm
Push mandril that the elastic force of spring is overcome to move up, mandril, which is against on microswitch, makes it trigger external agency's realization pressure regulation；Work as shell
When hydraulic pressure at lower port is less than or equal to the setting pressure of spring, microswitch is off.
Push connecting rod to move up and down by small-sized electric push rod and adjust the decrement of spring, to adjust diaphragm by
Pressure make this switch be suitable for different operating modes, to improve the practicability of this switch；Meanwhile in actual product, small electrical
Dynamic push rod can control keying and stroke by peripheral control unit, both made whole process without dismounting cover in this way, and improved entire
The convenience of adjustment process, and degree of regulation can be improved.
By be arranged spring pocket outside connecting tube, connecting pipe box are outside mandril and microswitch is in inside cover, this
Sample can effectively reduce the distance between each parts, and the structure of entire mechanism is made to become more compact.
In the pressure regulating device of above-mentioned voltage-regulation type pressure switch, the madial wall of the shell is cylindrical surface, described
Connecting seat one is in annular shape, and the lateral wall of connecting seat one mutually reclines with the madial wall of shell, the small-sized electric push rod
Main shaft is fixedly connected with the connecting seat one.Using above-mentioned design, the stability that connecting tube is positioned can be both reinforced, to improve
The job stability of mechanism, and the stability of connecting tube sliding can be reinforced, to improve degree of regulation.
In the pressure regulating device of above-mentioned voltage-regulation type pressure switch, annular is offered on the lateral wall of the connecting seat one
Groove, the annular groove are coaxially disposed with connecting seat one, and lubricant grease is filled in annular groove.It is set using above-mentioned
Meter, can reduce the friction between connecting seat one and shell, to improve the smoothness of connecting tube sliding, be adjusted to further increase
Precision.
In the pressure regulating device of above-mentioned voltage-regulation type pressure switch, the connecting seat two and mandril are an integral structure,
And the lower face of connecting seat two and the lower face of mandril are flush.
In the pressure regulating device of above-mentioned voltage-regulation type pressure switch, offered on the top surface of the connecting seat one with it is small-sized
The lower end of the jack that the main shaft of electric pushrod matches, the main shaft of small-sized electric push rod is inserted in jack, and small-sized electric push rod
Main shaft be fixedly connected with connecting seat one by way of tight fit.Using above-mentioned design, have simple in structure, easy to assembly
Advantage.
Compared with prior art, the pressure regulating device of this voltage-regulation type pressure switch has the following advantages：
1, push connecting rod to move up and down by small-sized electric push rod and adjust the decrement of spring, to adjust diaphragm by
To pressure make this switch be suitable for different operating modes, to improve the practicability of this switch；It is small-sized meanwhile in actual product
Electric pushrod can control keying and stroke by peripheral control unit, both made whole process without dismounting cover in this way, and improved whole
The convenience of a adjustment process, and degree of regulation can be improved.
2, by be arranged spring pocket outside connecting tube, connecting pipe box are outside mandril and microswitch is in inside cover,
The distance between each parts can be effectively reduced in this way, and the structure of entire mechanism is made to become more compact.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model.
In figure, 1, shell；1a, epicoele；1b, cavity of resorption；2, cover；3, diaphragm；4, microswitch；5, mandril；5a, connecting seat
Two；6, connecting tube；6a, connecting seat one；7, spring；8, small-sized electric push rod；9, lubricant grease.
Specific implementation mode
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, the pressure regulating device of this voltage-regulation type pressure switch is by shell 1, cover 2, diaphragm 3, microswitch 4, top
The compositions such as bar 5, connecting tube 6, spring 7, small-sized electric push rod 8.Wherein, small-sized electric push rod 8 is existing product, can be
It buys on the market.
Specifically, shell 1 is cylindrical in shape, i.e., at this point, the top and bottom of shell 1 are opened wide.In the present embodiment, preferably
The madial wall of shell 1 is cylindrical surface.Cover 2 is arranged and is fixed on outside the upper end of shell 1, and preferably cover 2 passes through helicitic texture
It is removably fixed with shell 1.Microswitch 4 and small-sized electric push rod 8 are each attached in cover 2, wherein small-sized electric push rod 8
It is fixedly connected with cover 2 by mounting base (not shown).
Diaphragm 3 is fixed in the horizontal direction in shell 1, and the inner cavity of shell 1 is divided into epicoele 1a and cavity of resorption 1b by diaphragm 3, and
Epicoele 1a is not connected to mutually with cavity of resorption 1b.As shown in Figure 1, spring 7, mandril 5 and connecting tube 6 are equipped in epicoele 1a vertically, wherein even
The upper end of take over 6 stretches into epicoele 1a and in cover 2；The upper end of mandril 5 passes through connecting tube 6 and in cover 2, and this
When, upper end and the microswitch 4 of mandril 5 face；The lower end of mandril 5 is resisted against on diaphragm 3；Spring 7 is sleeved on outside mandril 5, bullet
Spring 7 is between diaphragm 3 and connecting tube 6, and the both ends of spring 7 are connected with mandril 5 and connecting tube 6 respectively.It further illustrates, even
There is one 6a of connecting seat annular in shape, one 6a of connecting seat and connecting tube 6 are coaxially disposed and the two is on the lower end outside wall of take over 6
Integral structure；There is two 5a of connecting seat annular in shape, two 5a of connecting seat and mandril 5 to be coaxially disposed in the bottom side of the wall of mandril 5
And the two is an integral structure.In the present embodiment, the preferably lower face and the lower face of mandril 5 of two 5a of connecting seat is flush.
The both ends of spring 7 are fixedly connected with one 6a of connecting seat and two 5a of connecting seat respectively by welding.
The main shaft of small-sized electric push rod 8 is fixedly connected with connecting tube 6, and small-sized electric push rod 8 can be drivingly connected about 6 pipe and put down
It moves.Wherein, the main shaft of small-sized electric push rod 8 and the connection type of connecting tube 6 are as follows：Offered on the top surface of one 6a of connecting seat with
The lower end of the jack that the main shaft of small-sized electric push rod 8 matches, the main shaft of small-sized electric push rod 8 is inserted in jack, and small electrical
The main shaft of dynamic push rod 8 is fixedly connected with by way of tight fit with one 6a of connecting seat.
It further illustrates, one 6a of connecting seat is in annular shape, and the lateral wall of one 6a of connecting seat and the madial wall of shell 1 are affixed
It leans on.Annular groove is offered on the lateral wall of one 6a of connecting seat, annular groove is coaxially disposed with one 6a of connecting seat, and annular groove
It is interior to be filled with lubricant grease 9, to reduce the friction between one 6a of connecting seat and shell 1.
This pressure regulating device use process is as follows：When hydraulic pressure at 1 lower port of shell is more than the setting pressure of spring 7, film
Piece 3 pushes mandril 5 that the elastic force of spring 7 is overcome to move up, and mandril 5, which is against on microswitch 4, makes it trigger external agency's realization pressure regulation；
When hydraulic pressure at 1 lower port of shell is less than or equal to the setting pressure of spring 7, microswitch 4 is off.
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 (5)
1. the pressure regulating device of voltage-regulation type pressure switch, including tubular shell (1) and it is arranged and is fixed on outside shell (1) upper end
Cover (2), and be fixed with microswitch (4) in the cover (2), be installed with the shell (1) in the shell (1)
Inner cavity be divided into the diaphragm (3) of epicoele (1a) and cavity of resorption (1b), be equipped with spring (7) and mandril vertically in the epicoele (1a)
(5), the upper end of the mandril (5) is faced with the microswitch (4), and the lower end of mandril (5) is resisted against diaphragm (3)
On, which is characterized in that connecting tube (6) is cased with outside the mandril (5), and the upper end of connecting tube (6) is located in cover (2), institute
The upper end for the mandril (5) stated passes through connecting tube (6) and in cover (2), has on the lower end outside wall of the connecting tube (6)
There is connecting seat one (6a) annular in shape, there is connecting seat two (5a) annular in shape in the bottom side of the wall of the mandril (5), it is described
Spring (7) be also sleeved on mandril (5) outside, and the both ends of spring (7) are mutually solid with connecting seat one (6a) and connecting seat two (5a) respectively
Even；Be further fixed on small-sized electric push rod (8) in the cover (2), the main shaft of the small-sized electric push rod (8) with it is described
Connecting tube (6) is fixedly connected with, and small-sized electric push rod (8) can drive described connecting tube (6) upper and lower translation.
2. the pressure regulating device of voltage-regulation type pressure switch according to claim 1, which is characterized in that the shell (1)
Madial wall is cylindrical surface, and the connecting seat one (6a) is in annular shape, and the lateral wall of connecting seat one (6a) and shell (1) is interior
Side wall mutually reclines, and the main shaft of the small-sized electric push rod (8) is fixedly connected with the connecting seat one (6a).
3. the pressure regulating device of voltage-regulation type pressure switch according to claim 2, which is characterized in that the connecting seat one
Annular groove is offered on the lateral wall of (6a), the annular groove is coaxially disposed with connecting seat one (6a), and annular groove
It is interior to be filled with lubricant grease (9).
4. the pressure regulating device of voltage-regulation type pressure switch according to claim 1, which is characterized in that the connecting seat two
(5a) and mandril (5) are an integral structure, and the lower face of connecting seat two (5a) and the lower face of mandril (5) are flush.
5. the pressure regulating device of voltage-regulation type pressure switch according to claim 1, which is characterized in that the connecting seat one
The jack to match with the main shaft of small-sized electric push rod (8) is offered on the top surface of (6a), the main shaft of small-sized electric push rod (8)
Lower end is inserted in jack, and the main shaft of small-sized electric push rod (8) is fixedly connected with by way of tight fit with connecting seat one (6a).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721841830.2U CN207611718U (en) | 2017-12-25 | 2017-12-25 | The pressure regulating device of voltage-regulation type pressure switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721841830.2U CN207611718U (en) | 2017-12-25 | 2017-12-25 | The pressure regulating device of voltage-regulation type pressure switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207611718U true CN207611718U (en) | 2018-07-13 |
Family
ID=62798516
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721841830.2U Expired - Fee Related CN207611718U (en) | 2017-12-25 | 2017-12-25 | The pressure regulating device of voltage-regulation type pressure switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207611718U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108878214A (en) * | 2018-08-21 | 2018-11-23 | 陕西科技大学 | A kind of pressure control switch |
-
2017
- 2017-12-25 CN CN201721841830.2U patent/CN207611718U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108878214A (en) * | 2018-08-21 | 2018-11-23 | 陕西科技大学 | A kind of pressure control switch |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN207611718U (en) | The pressure regulating device of voltage-regulation type pressure switch | |
| US6539975B2 (en) | Arrangement for maintaining gas in a variable volume container at a constant pressure | |
| CN207355456U (en) | A kind of ZJ17 cigarette machines integral wheel screw water wing pinch roller adjusting apparatus | |
| CN205394151U (en) | Novel digit control machine tool play butter device | |
| CN208503586U (en) | Compressor High Pressure Difference huge discharge pressure regulator valve | |
| CN108853882A (en) | Active force automatic regulating apparatus between two assemblies | |
| CN209472738U (en) | A kind of wireless headset charging box | |
| CN107713344A (en) | A kind of computer installation of hydraulic structure vertical working stand | |
| CN208698246U (en) | A kind of lifting cubbyhole facilitating arrangement | |
| CN207437284U (en) | Hydraulic pump control valve | |
| CN115823302A (en) | Pressure-balanced forward pressure reducing valve | |
| CN205978751U (en) | Use actuating mechanism of air as power | |
| CN208877813U (en) | Active force automatic regulating apparatus and fitness equipment between two assemblies | |
| CN214943448U (en) | Hydraulic buffer door spindle | |
| CN207282401U (en) | A kind of stable type temperature controller | |
| CN212155074U (en) | Plunger pump | |
| CN109441272B (en) | Hinge | |
| CN207485769U (en) | Mechanical increased stroke-adjustable gas cylinder | |
| CN216222107U (en) | Sickbed universal wheel convenient to act | |
| CN206545448U (en) | A kind of cabinet door support device | |
| CN115736554A (en) | Adjustable control's bedroom bed | |
| CN109090855A (en) | A kind of bookshelf | |
| CN216569224U (en) | Sponge mattress with high comfort degree and good heat preservation effect | |
| CN209145785U (en) | A kind of pre-tightening mechanism for determining gap return structures plunger pump | |
| CN207673527U (en) | A kind of multifunction electronic pressure controller |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180713 Termination date: 20201225 |