CN205744387U - A kind of pressure controller with protective cover - Google Patents
A kind of pressure controller with protective cover Download PDFInfo
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- CN205744387U CN205744387U CN201620434302.4U CN201620434302U CN205744387U CN 205744387 U CN205744387 U CN 205744387U CN 201620434302 U CN201620434302 U CN 201620434302U CN 205744387 U CN205744387 U CN 205744387U
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Abstract
The utility model discloses a kind of pressure controller with protective cover, including the controller main body with pressure adjusting lever, it is arranged on the protective cover outside controller main body, pressure adjusting lever is provided with locking rotating disk, the locking rotating disk end face near protective cover side is provided with at least one locking pin-and-hole, Magnet lock pin and back-moving spring it is provided with in locking pin-and-hole, the medial wall of protective cover is provided with some locking holes, each locking hole is equidistantly distributed around pressure controlled axis, the front end screens that Magnet lock pin is stretched is in corresponding locking hole, release lever it is provided with outside protective cover, release lever includes shank body, the side of shank body is provided with the sleeve being set in pressure adjusting lever outer end, shank body is provided with unblock Magnet at corresponding Magnet lock pin.This utility model is after user sets required pressure set points, it is convenient to realize the locking of pressure set points, it is to avoid produce artificial maloperation, it is ensured that the normal operation of water pump system.
Description
Technical field
This utility model relates to a kind of water pump electronic pressure controller, is specifically related to a kind of scalable pressure set points can
Prevent pressure from the electronic pressure controller of maloperation is set.
Background technology
In existing water system, in order to realize normally working and automatically controlling of water pump, generally also need to configuration tool
The attachment devices such as the electronic pressure controller having check-valves.Electronic pressure controller includes housing, housing has and is attached to
A water inlet in supply channel and an outlet, having in housing can the diaphragm of perception water pressure and compress diaphragm
Spring.The water pressure of side that is connected with water inlet, outlet in housing balances each other with the elastic force of the spring of diaphragm opposite side, film
Sheet is provided with corresponding displacement transducer or pressure switch.When in housing water pressure deviate setting value time, diaphragm action thus
Making corresponding displacement transducer or pressure switch produce a control signal, control signal is controlled after control circuit processes automatically
The work of controlling the water circulation pump.Such as, disclosed " novel electron pressure controller of a kind of water pump ", publication No. in Chinese patent literature
For CN103267006A, have in water inlet and the housing of outlet, the interior cavity volume communicated with intake-outlet of housing including one
Diaphragm and the briquetting being pressed on diaphragm and stage clip, water inlet is provided with check-valves, briquetting 8 side is provided with pressure switch,
Diaphragm drives briquetting movable under the effect of hydraulic pressure, and briquetting controls pressure switch action output control signal, thus reaches pressure
Signal automatically controlled water pump water system.
Correspondingly adjust the setting pressure of controller for the convenience of the users according to different use occasions, people are at pressure
Arrange in the housing of controller and stretch out the pressure adjusting lever outside housing, when user rotation pressure adjusting rod, can be correspondingly
Adjust the pretightning force of housing inner spring, and then realize adjusting the setting pressure of controller.But existing adjustable settings pressure
Pressure controller have following defects that regulate set pressure controller itself not there is locking safeguard function, namely
Say, any can at random regulate and set per capita, therefore, be very easy to make pressure set points because of the maloperation etc. of non-working person
Produce serious deviation, and then have a strong impact on normally working of whole water pump system, even cause some equipment too high because of hydraulic pressure
And produce fault.
Utility model content
The purpose of this utility model is to solve the pressure existing for the Water pump pressure controller of adjustable settings pressure
The problem that setting value cannot realize safe and reliable locking, it is provided that a kind of pressure controller with protective cover, user is setting
After good required pressure set points, it is convenient to realize the locking of pressure set points, it is to avoid produce artificial maloperation, it is ensured that
The normal operation of water pump system.
To achieve these goals, this utility model is by the following technical solutions:
A kind of pressure controller with protective cover, including having the controller main body of pressure adjusting lever, pressure adjusting lever
The outer end of the housing stretching out controller main body is positive hexa-prism, also includes being arranged on the protective cover outside controller main body, protects
Guard shield is provided with adjusting rod via at corresponding pressure adjusting rod outer end, and pressure adjusting lever outer end is positioned at the part of protective cover and is provided with
Locking rotating disk, the locking rotating disk end face near adjusting rod via side is provided with at least one locking pin-and-hole, sets in locking pin-and-hole
Having the Magnet lock pin and back-moving spring being axially movable, back-moving spring one end is against Magnet lock pin, and the other end is against lock pin
The bottom surface in hole, the medial wall that protective cover is relative with locking rotating disk is provided with some locking holes, and each locking hole is around adjusting rod via
Axis be equidistantly distributed, Magnet lock pin stretches out the front end screens of locking pin-and-hole in corresponding locking hole, outside protective cover
Being provided with release lever at corresponding adjusting rod via, release lever includes shank body, sets on the side of pressure adjusting lever in shank body
Having the sleeve being set in pressure adjusting lever outer end, shank body is provided with unblock Magnet, Magnet lock pin and unblock at corresponding Magnet lock pin
The polarity of Magnet side close to each other is identical.
This utility model is by arranging a protective cover outside controller main body, and arranges corresponding on protective cover
Lockable mechanism, thus the artificial change of controller pressure set points can be avoided.Owing to the magnetic lock pin card position on locking rotating disk exists
In the locking hole of protective cover, thus cannot rotate relative to locking between locking rotating disk and protective cover now, therefore, with locking
The pressure adjusting lever that rotating disk is connected also cannot rotate, thus can be effectively prevented from random to pressure adjusting lever of non-working person
Rotate and then change the setting pressure of controller.It is to say, pressure adjusting lever is in lockup state.Regulation is needed to set pressure
Time, release lever can be enclosed within the outer end of pressure adjusting lever by staff, and the unblock Magnet in release lever shank body is near locking
The Magnet lock pin of rotating disk, owing to Magnet lock pin is identical with the polarity unlocking Magnet side close to each other, say, that Magnet lock pin
With unlock the south poles orientation contrast of Magnet, thus unlock produce between Magnet and Magnet lock pin mutually exclusive
Magnetic force, Magnet lock pin overcomes the elastic force of back-moving spring to move axially, thus exits the locking hole of protective cover.Now release lever
The outer end of sleeve hexa-prism positive with pressure adjusting lever engages, and we are rotatable release lever, to drive pressure adjusting lever to turn
Dynamic, thus realize the adjustment setting pressure.Owing to the multiple locking holes on protective cover medial wall are around adjusting rod via
Axis is equidistantly distributed, say, that locking rotating disk follow pressure adjusting lever rotate time, the Magnet lock pin on locking rotating disk
Can be corresponding with wherein any one locking hole.When pressure adjusting lever rotate in place, staff can take off release lever,
Now Magnet lock pin can be displaced outwardly under the effect of back-moving spring, and enters in the most corresponding locking pin-and-hole, makes
Pressure adjusting lever reenters lockup state.
As preferably, the opening of described locking pin-and-hole is provided with the reducing adaptive with Magnet lock pin, and magnetic lock pins position is in lock
Rear end in shotpin hole is provided with limit shaft ring, and magnetic lock pins position front end in locking pin-and-hole is cone, locking rotating disk away from
The end face of adjusting rod via side is provided with the closing annular groove of through locking pin-and-hole, closes that annular groove is embedded is provided with closed-loop.
Owing to the opening of locking pin-and-hole is provided with reducing, and the rear end of Magnet lock pin is provided with limit shaft ring, therefore can limit
Moving axially of fixed magnet lock pin, it is to avoid Magnet lock pin is deviate from locking pin-and-hole, the Magnet lock pin front end in cone is then
It is easy to it enter in locking pin-and-hole.Especially since be provided with closing on the locking rotating disk end face away from adjusting rod via side
Ring, therefore, Magnet lock pin can put into locking pin-and-hole from locking rotating disk away from the closing annular groove of adjusting rod via side easily,
And realize locking by closed-loop.
As preferably, the end face of described pressure adjusting lever outer end is less than the lateral surface of protective cover, thus can avoid pressure
The collision of adjusting rod；The end face of pressure adjusting lever outer end is provided with square counterbore, is provided with card in the sleeve of described release lever
Position bumping square in square counterbore.On the one hand can avoid occurring between release lever and pressure adjusting lever skidding,
Another is convenient, it can be ensured that release lever is enclosed within the outer end of pressure adjusting lever according to a fixing direction, so that it is guaranteed that unlock hands
Unblock Magnet on handle is corresponding with the position of Magnet lock pin.
As preferably, being provided with diaphragm in the housing of described controller main body, housing is provided with regulation through hole, pressure adjusting lever
Being movably located in regulation through hole, case inside wall is provided with the fairlead being enclosed within outside pressure adjusting lever, on the sidewall of fairlead
Being provided with the gathering sill axially extended, hull outside wall is provided with the seal sleeve coaxial with regulating through hole, is positioned at fairlead
Threaded on pressure adjusting lever have platen, and the edge of platen is provided with and radially extends and fit in movably in gathering sill
Limited block, pressure adjusting lever is positioned at the inner of fairlead and is also arranged with stage clip, and stage clip one end is against platen, and the other end is against film
Sheet, pressure adjusting lever is additionally provided with the back-up ring against case inside wall, is positioned on the pressure adjusting lever of seal sleeve and is arranged with
Elastic sealing ring, the opening of seal sleeve is threaded the extruded sleeve being set on pressure adjusting lever, extruded sleeve interior
End compresses sealing ring.
When our hand rotation pressure adjusting lever sets pressure with regulation, owing to the limited block screens of platen is at fairlead
Gathering sill in, therefore platen will not be followed pressure adjusting lever and rotated together, and platen now is at the pressure threadeded with it
Effect lower meeting the moving axially along pressure adjusting lever of adjusting rod, thus the pre-pressing force of stage clip can be conveniently adjusted, and then
Adjust the setting pressure of pressure controller.When we tighten extruded sleeve, extruded sleeve can be made to move vertically in seal sleeve
Dynamic, thus push resilient sealing ring, after sealing ring pressurized, its radial dimension becomes big and axial dimension diminishes, so that sealing
Circle be close to pressure adjusting lever and seal sleeve, it is achieved between seal sleeve and sealing ring, sealing ring and pressure adjusting lever can
By sealing, and pressure adjusting lever is made reliably to position.
As preferably, in described sealing ring, it is provided with toroidal cavity, the circular in cross-section of toroidal cavity.
When sealing ring is squeezed the squeezing action overlapped, the toroidal cavity in sealing ring is crushed, and expands diametrically
, thus realize the positive sealing of sealing ring.Owing to sealing ring uses hollow-core construction, therefore, can facilitate when extruded sleeve extrudes
Ground deformation, and the circular in cross-section of toroidal cavity so that sealing ring forms the structure of a kind of similar arch bridge, be both easy to
The crimp of extruding, can be effectively prevented from sealing ring simultaneously and produce depression, it is ensured that it can produce enough extruding forces, to improve
Sealing effectiveness.
Therefore, this utility model has the advantages that user, can after setting required pressure set points
Conveniently realize the locking of pressure set points, it is to avoid produce artificial maloperation, it is ensured that the normal operation of water pump system.
Accompanying drawing explanation
Fig. 1 is a kind of decomposition texture schematic diagram of the present utility model.
Fig. 2 is the structural representation of controller main body.
Fig. 3 is the structural representation amplified at locking rotating disk in Fig. 1.
In figure: 1, protective cover 11, adjusting rod via 12, locking hole 2, controller main body 21, housing 211, regulation are led to
Hole 22, diaphragm 23, fairlead 231, gathering sill 24, platen 241, limited block 25, stage clip 27, seal sleeve 28, close
Seal 281, toroidal cavity 29, extruded sleeve 3, pressure adjusting lever 31, square counterbore 32, back-up ring 4, locking rotating disk 41,
Locking pin-and-hole 411, reducing 42, Magnet lock pin 421, limit shaft ring 43, back-moving spring 44, closing annular groove 45, closed-loop
5, release lever 51, shank body 52, sleeve 53, unblock Magnet 54, bumping square.
Detailed description of the invention
With detailed description of the invention, this utility model is further described below in conjunction with the accompanying drawings.
As shown in Figure 1 and Figure 2, a kind of pressure controller with protective cover, including the controller with pressure adjusting lever 3
Main body 2 and be arranged on the protective cover 1 outside controller main body.Arrange in order to perception hydraulic pressure in the housing 21 of controller main body
Diaphragm 22, the housing of controller main body arranges regulation through hole 211, and pressure adjusting lever is movably located in regulation through hole.Shell
Internal sidewall arranges the fairlead 23 being enclosed within coaxially outside pressure adjusting lever, is positioned at screw thread on the pressure adjusting lever of fairlead and connects
Connect a circular platen 24, the sidewall of fairlead is symmetrically arranged two gathering sills axially extended 231, correspondingly,
The edge of platen is symmetrically arranged two limited blocks radially extended 241, and limited block fits in corresponding movably
In gathering sill.Pressure adjusting lever is positioned at the inner of fairlead and is also arranged with stage clip 25, and stage clip one end is supported against platen, the other end
By diaphragm.When hydraulic pressure is applied on diaphragm, diaphragm overcomes the elastic force of stage clip to produce movement.Certainly, we also need to be at pressure
The back-up ring 32 of case inside wall it is positioned against, to limit the axial location of pressure adjusting lever on adjusting rod.
In order to ensure the sealing property of controller main body, we can be arranged and regulation at the hull outside wall of controller main body
The seal sleeve 27 that through hole is coaxial, and the annular that a sheathed rubber is made on the pressure adjusting lever be positioned at seal sleeve
Sealing ring 28, the opening female thread of seal sleeve connects an extruded sleeve being set on pressure adjusting lever 29, extruded sleeve
The inner compresses sealing ring.It is to say, the endoporus of extruded sleeve and pressure adjusting lever form moveable matched in clearance, and extruded sleeve
Lateral wall external screw thread is set, the medial wall of seal sleeve arranges female thread, and extruded sleeve is threaded in seal sleeve.
When our hand rotation stretch out the pressure adjusting lever of seal sleeve set pressure with regulation time, spacing due to platen
Block screens is in the gathering sill of fairlead, and therefore platen will not be followed pressure adjusting lever and rotated together, platen now with its
Effect lower meeting the moving axially along pressure adjusting lever of threaded pressure adjusting lever, thus stage clip can be conveniently adjusted
Pre-pressing force, and then adjust the setting pressure of pressure controller.When we tighten extruded sleeve, extruded sleeve can be made at sealing shroud
Being axially moveable in Tong, thus push resilient sealing ring, after sealing ring pressurized, its radial dimension becomes axial dimension change greatly
Little, so that sealing ring is close to pressure adjusting lever and seal sleeve, it is achieved seal sleeve is adjusted with pressure with sealing ring, sealing ring
Positive sealing between pole, and make pressure adjusting lever reliably position.
In order to improve the sealing property of sealing ring, we can arrange toroidal cavity 281, preferably in the sealing ring of annular
Ground, the cross section of sealing ring is square, and the circular in cross-section of toroidal cavity.When sealing ring be squeezed set extruding make
Used time, the toroidal cavity in sealing ring is crushed, and expands diametrically, say, that sealing ring cross section now is square
Shape, and the cross section ovalize of toroidal cavity, thus realize the positive sealing of sealing ring.
It is understood that the most outwards export control signal when diaphragm moves and control the work of water pump and belong to this area
Known technology, do not do too much statement at this.
Further, protective cover arranges adjusting rod via 11 at corresponding pressure adjusting rod outer end, and pressure adjusting lever stretches out
The outer end of the housing of controller main body is positive hexa-prism, and pressure adjusting lever outer end is positioned at the part of protective cover and arranges one and lean on
The locking rotating disk 4 of nearly protective cover medial wall, the centrally disposed corresponding regular hexagon hole of locking rotating disk, thus can be by locking rotating disk
It is set on the outer end of the positive hexa-prism of pressure adjusting lever, to avoid producing relative turning between pressure adjusting lever with locking rotating disk
Dynamic.As it is shown on figure 3, locking rotating disk is symmetrically arranged two locking pin-and-holes 41, locking on the end face of adjusting rod via side
The Magnet lock pin 42 being axially movable and back-moving spring 43 are set in pin-and-hole, back-moving spring one end against Magnet lock pin, another
Hold the bottom surface against locking pin-and-hole.Some locking holes 12, each locking hole are set on the medial wall that protective cover is relative with locking rotating disk
Axis around adjusting rod via is equidistantly distributed, and Magnet lock pin is under the effect of back-moving spring, and locking pin-and-hole is stretched out in its front end
And screens is in corresponding locking hole, thus realize the locking between locking rotating disk and protective cover, and then pressure can be avoided to regulate
Bar arbitrarily rotate regulation.Preferably, the locking hole on protective cover medial wall should be in a circumferential direction without being spaced, namely
Saying, adjacent two locking holes are tangent shape, so that locking rotating disk and pressure adjusting lever can be locked at optional position.
It addition, as it is shown in figure 1, we also need to arrange release lever 5 at corresponding adjusting rod via outside protective cover, unlock
Handle includes discoidal shank body 51, arranges in shank body and can be set in pressure adjusting lever outer end on the side of pressure adjusting lever
Sleeve 52, the endoporus of sleeve is the positive six prism holes that outer end with pressure adjusting lever is adaptive, and shank body is at corresponding two magnetic
It is respectively provided with one at ferrum lock pin and unlocks Magnet 53, guarantee Magnet lock pin simultaneously and unlock the polarity phase of Magnet side close to each other
With, thus form mutually exclusive magnetic force.
When we need regulation to set pressure, release lever can be enclosed within the outer end of pressure adjusting lever, release lever handle
Internal unlocks the Magnet Magnet lock pin near locking rotating disk, by means of the magnetic force unlocked between Magnet and Magnet lock pin, Magnet
Lock pin overcomes the elastic force of back-moving spring to move axially, thus exits the locking hole of protective cover.The now sleeve of release lever and pressure
The outer end engaging of the positive hexa-prism of draft control lever, we are rotatable release lever, to drive pressure adjusting lever to rotate, thus real
Now to the adjustment setting pressure.When pressure adjusting lever rotate in place, staff can take off release lever, now Magnet lock pin
Can be displaced outwardly under the effect of back-moving spring, and enter in the most corresponding locking pin-and-hole, make pressure adjusting lever weight
Newly entering lockup state.
For the ease of the installation of Magnet lock pin, as it is shown on figure 3, we can be arranged and magnetic lock at the opening of locking pin-and-hole
The reducing 411 that pin is adaptive, magnetic lock pins position rear end in locking pin-and-hole arranges limit shaft ring 421, and magnetic lock pins position is in locking
Front end in pin-and-hole is cone, and locking rotating disk arranges the closing of through locking pin-and-hole on the end face away from adjusting rod via side
Annular groove 44, closes that annular groove is embedded sets closed-loop 45.Owing to the opening of locking pin-and-hole is provided with reducing, and the rear end of Magnet lock pin
It is provided with limit shaft ring, therefore can limit moving axially of Magnet lock pin, it is to avoid Magnet lock pin is deviate from locking pin-and-hole, and Magnet
The lock pin front end in cone is then easy to it and is entered in locking pin-and-hole.When installing Magnet lock pin, Magnet lock pin can turn from locking
Dish puts into locking pin-and-hole away from the closing annular groove of adjusting rod via side, then closed-loop is embedded and realizes in closing annular groove
Locking, closed-loop can be bondd by glue or use sunk screw to fix.
It should be noted that the corresponding water inlet of controller main body, water outlet need to arrange mistake accordingly on protective cover
Hole, in order to and the connection of external pipeline.Additionally, the end face of pressure adjusting lever outer end should be less than the lateral surface of protective cover, thus
The collision to pressure adjusting lever can be avoided.Further, the end face of pressure adjusting lever outer end can arrange square counterbore 31, accordingly
Ground, then arranging in the sleeve of release lever can screens bumping square 54 in square counterbore.When we need regulation to set
During pressure, release lever can be enclosed within the outer end of pressure adjusting lever, now the screens of pressure adjusting lever outer end is in sleeve, and square
Projection screens is in square counterbore, thus can be effectively prevented between release lever and pressure adjusting lever occurring skidding,
Can ensure that release lever is enclosed within outside pressure adjusting lever according to the direction in a fixing direction or rotation turnback simultaneously
End, and then guarantee that the unblock Magnet on release lever is corresponding with the position of lock pin.
Claims (5)
1. having a pressure controller for protective cover, including having the controller main body of pressure adjusting lever, pressure adjusting lever is stretched
The outer end of the housing going out controller main body is positive hexa-prism, it is characterized in that, also includes being arranged on the guarantor outside controller main body
Guard shield, protective cover is provided with adjusting rod via at corresponding pressure adjusting rod outer end, and pressure adjusting lever outer end is positioned at protective cover
Part is provided with locking rotating disk, and the locking rotating disk end face near adjusting rod via side is provided with at least one locking pin-and-hole, locking
Being provided with the Magnet lock pin and back-moving spring being axially movable in pin-and-hole, back-moving spring one end is supported against Magnet lock pin, the other end
By the bottom surface of locking pin-and-hole, the medial wall that protective cover is relative with locking rotating disk is provided with some locking holes, and each locking hole is around tune
The axis of pole via is equidistantly distributed, and Magnet lock pin stretches out the front end screens of locking pin-and-hole in corresponding locking hole, is protecting
Being provided with release lever at corresponding adjusting rod via outside guard shield, release lever includes shank body, in shank body near pressure adjusting lever
Side is provided with the sleeve being set in pressure adjusting lever outer end, and shank body is provided with unblock Magnet, magnetic lock at corresponding Magnet lock pin
The polarity sold and unlock Magnet side close to each other is identical.
A kind of pressure controller with protective cover the most according to claim 1, is characterized in that, opening of described locking pin-and-hole
The reducing that mouth end is provided with and Magnet lock pin is adaptive, magnetic lock pins position rear end in locking pin-and-hole is provided with limit shaft ring, magnetic lock
Pins position front end in locking pin-and-hole is cone, and locking rotating disk is provided with through locking away from the end face of adjusting rod via side
The closing annular groove of pin-and-hole, closes that annular groove is embedded is provided with closed-loop.
A kind of pressure controller with protective cover the most according to claim 1, is characterized in that, outside described pressure adjusting lever
The end face of end is less than the lateral surface of protective cover, and the end face of pressure adjusting lever outer end is provided with square counterbore, described release lever
Sleeve in be provided with screens square counterbore in bumping square.
4., according to a kind of pressure controller with protective cover described in claim 1 or 2 or 3, it is characterized in that, described controller
Being provided with diaphragm in the housing of main body, housing is provided with regulation through hole, and pressure adjusting lever is movably located in regulation through hole, housing
Medial wall is provided with the fairlead being enclosed within outside pressure adjusting lever, and the sidewall of fairlead is provided with the gathering sill axially extended, housing
Lateral wall is provided with the seal sleeve coaxial with regulating through hole, and being positioned at threaded on the pressure adjusting lever of fairlead has platen,
The edge of platen is provided with the limited block radially extending and fitting in movably in gathering sill, and pressure adjusting lever is positioned at fairlead
Interior the inner is also arranged with stage clip, and stage clip one end, against platen, the other end pressure adjusting lever is additionally provided with against shell against diaphragm
The back-up ring of internal sidewall, is positioned at sheathed resilient sealing ring, the opening of seal sleeve on the pressure adjusting lever of seal sleeve
Holding threaded has the extruded sleeve being set on pressure adjusting lever, and the inner of extruded sleeve compresses sealing ring.
A kind of pressure controller with protective cover the most according to claim 4, is characterized in that, be provided with in described sealing ring
Toroidal cavity, the circular in cross-section of toroidal cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620434302.4U CN205744387U (en) | 2016-05-12 | 2016-05-12 | A kind of pressure controller with protective cover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620434302.4U CN205744387U (en) | 2016-05-12 | 2016-05-12 | A kind of pressure controller with protective cover |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205744387U true CN205744387U (en) | 2016-11-30 |
Family
ID=57366546
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620434302.4U Active CN205744387U (en) | 2016-05-12 | 2016-05-12 | A kind of pressure controller with protective cover |
Country Status (1)
| Country | Link |
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| CN (1) | CN205744387U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111564294A (en) * | 2020-06-18 | 2020-08-21 | 惠州市奇思创想科技有限公司 | Safe and reliable oil-immersed single-phase step-up transformer |
| CN112256085A (en) * | 2019-07-22 | 2021-01-22 | 浙江三花制冷集团有限公司 | Pressure controller |
-
2016
- 2016-05-12 CN CN201620434302.4U patent/CN205744387U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112256085A (en) * | 2019-07-22 | 2021-01-22 | 浙江三花制冷集团有限公司 | Pressure controller |
| CN112256085B (en) * | 2019-07-22 | 2023-06-20 | 浙江三花商用制冷有限公司 | Pressure controller |
| CN111564294A (en) * | 2020-06-18 | 2020-08-21 | 惠州市奇思创想科技有限公司 | Safe and reliable oil-immersed single-phase step-up transformer |
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Address after: 215104 Wuzhong District, Suzhou, Vietnam, the town of Guandu Creek Road, No. 15, No. Patentee after: Jiangsu science and Technology Development Co., Ltd. Address before: 215104 Wuzhong District, Suzhou, Vietnam, the town of Guandu Creek Road, No. 15, No. Patentee before: Jiangsu Huanli Technology and Development Co., Ltd. |