CN207975260U - A kind of feed screw nut drive-type DC stop valve - Google Patents
A kind of feed screw nut drive-type DC stop valve Download PDFInfo
- Publication number
- CN207975260U CN207975260U CN201820171160.6U CN201820171160U CN207975260U CN 207975260 U CN207975260 U CN 207975260U CN 201820171160 U CN201820171160 U CN 201820171160U CN 207975260 U CN207975260 U CN 207975260U
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- China
- Prior art keywords
- ring
- ing
- shift
- annular side
- mineral wool
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Abstract
The utility model provides a kind of feed screw nut drive-type DC stop valve,Including fixed ring,Protective cloth,Shift(ing) ring,Screw rod,Fixture block,Resistance wire,Mineral wool,Velcro hair side band and velcro hook and wears,Assemble protective cloth in the fixed ring lower end,The protective cloth lower end is fixed on shift(ing) ring upper end,The shift(ing) ring is assemblied on the downside of installing pipe annular side,It is respectively mounted screw rod at left and right sides of the shift(ing) ring annular side,The shift(ing) ring mounted inside fixture block,Assemble fixture block in the screw rod inner end,The design is convenient to protect leading screw,Velcro hair side band is installed on the upside of the mineral wool annular side,Velcro hook and wears are assembled on the upside of the mineral wool annular side,Assemble velcro hook and wears in velcro hair side band lower end,Resistance wire is installed inside the mineral wool,The design facilitates the dismounting of resistance wire,The utility model is easy to use,It is easy to operation,Just it is protected with to leading screw,Facilitate the dismounting of resistance wire.
Description
Technical field
The utility model is a kind of feed screw nut drive-type DC stop valve, belongs to shut-off valve technical field.
Background technology
In single flow or Y shape shut-off valve, the runner and sprue of valve body are at an oblique line, the destruction journey of such flow regime
Degree is smaller than conventional shut-off valve, thus also corresponding small by the pressure loss of valve, and DC stop valve has the following advantages：
It is simple in structure, manufacture and repair more convenient, impulse stroke is small, and opening and closing time is short, good airproof performance, and frictional force is small between sealing surface,
It lasts a long time.
There are certain disadvantage, leading screws to be typically exposed in air for shut-off valve used at present, the impurity in air and ash
Dirt is easy to fall on leading screw, without assembly heating mechanism on the shut-off valve for causing leading screw to be inconvenient to be rotated, while having, causes
When weather cold, main pipe is easy to freeze, and staff's inconvenience opens shut-off valve, and heating is fixed on some shut-off valve
Mechanism, when hot weather, supervisor outer end will produce droplet, can cause to corrode to resistance wire, so a kind of feed screw nut is needed to drive
Dynamic formula DC stop valve solves the above problems.
Utility model content
In view of the deficienciess of the prior art, the utility model aim is to provide a kind of feed screw nut drive-type direct current cut-off
Valve, to solve the problems mentioned in the above background technology, the utility model are easy to use, easy to operation, are just carried out with to leading screw
Protection, facilitates the dismounting of resistance wire.
To achieve the goals above, the utility model is to realize by the following technical solutions：A kind of feed screw nut drive
Dynamic formula DC stop valve, including leading screw, protection mechanism, installing pipe, connecting tube, supervisor and detachable heating mechanism, the silk
Installing pipe is assembled in thick stick lower end, and the installing pipe lower end assembly connection pipe, the leading screw lower end passes through installing pipe, and extends to connection
Inside pipe, protection mechanism is assembled in the installing pipe annular side, the connecting tube lower end is welded on the upside of supervisor's annular side,
Detachable heating mechanism is assembled in supervisor's annular side, the protection mechanism includes fixed ring, protective cloth, shift(ing) ring, spiral shell
Fixed ring is installed in bar and fixture block, the installing pipe annular side upside, and protective cloth, the protection are assembled in the fixed ring lower end
Cloth lower end is fixed on shift(ing) ring upper end, and the shift(ing) ring is assemblied on the downside of installing pipe annular side, the shift(ing) ring annular side
The left and right sides is respectively mounted screw rod, the shift(ing) ring mounted inside fixture block, and the screw rod inner end is connected across shift(ing) ring with fixture block,
The detachable heating mechanism includes resistance wire, mineral wool, velcro hair side band and velcro hook and wears, supervisor's annular
Glassing cotton on side, installs velcro hair side band on the upside of the mineral wool annular side, in the mineral wool annular side
Velcro hook and wears are assembled in side, and velcro hair side band lower end assembles velcro hook and wears, electricity is installed inside the mineral wool
Hinder silk.
Further, the screw rod and fixture block are equipped with two groups, and screw rod described in two groups is symmetrically assemblied in shift(ing) ring annular
At left and right sides of side, two grooves of symmetrical machining at left and right sides of the shift(ing) ring inner end, and two inside grooves assemble fixture block.
Further, two threaded holes of symmetrical machining at left and right sides of the shift(ing) ring annular side, and in two threaded holes
Assemble screw rod in portion.
Further, the screw rod is connected with fixture block by bearing.
Further, fixed accumulator and control switch on the downside of the mineral wool annular side, and control switch and pass through
Conducting wire is connected with accumulator and resistance wire respectively.
Further, the protective cloth is connected by rivet with fixed ring and shift(ing) ring.
Further, the mineral wool inner end processes square groove, and the resistance wire is mounted on by supporting rack in square groove
Portion.
The beneficial effects of the utility model：A kind of feed screw nut drive-type DC stop valve of the utility model, this practicality
It is novel by adding fixed ring, protective cloth, shift(ing) ring, screw rod and fixture block, the design is convenient to protect leading screw, solves
There are certain disadvantage, leading screws to be typically exposed in air for shut-off valve used at present, and the impurity and dust in air are easy to fall
On leading screw, the problem of causing leading screw to be inconvenient to be rotated.
The utility model is by adding resistance wire, mineral wool, velcro hair side band and velcro hook and wears, the design side
Just the dismounting of resistance wire solves shut-off valve used at present, heating mechanism is not assembled on some shut-off valve, causes weather cold
When cold, main pipe is easy to freeze, and staff's inconvenience opens shut-off valve, and heating mechanism is fixed on some shut-off valve,
When hot weather, it is responsible for the drawbacks of outer end will produce droplet, corrosion can be caused to resistance wire.
Because adding threaded hole, which facilitates the installation of screw rod, and because adding bearing, which avoids fixture block from rotating, because adding
Accumulator, control switch and conducting wire, the design is added to facilitate the work of control resistance wire, because adding rivet, which facilitates guarantor
Being connected for shield cloth and fixed ring and shift(ing) ring, facilitates the installation of resistance wire because adding square groove and supporting rack, the design,
The utility model is easy to use, easy to operation, is just protected with to leading screw, facilitates the dismounting of resistance wire.
Description of the drawings
Upon reading the detailed description of non-limiting embodiments with reference to the following drawings, other spies of the utility model
Sign, objects and advantages will become more apparent upon：
Fig. 1 is a kind of structural schematic diagram of feed screw nut drive-type DC stop valve of the utility model；
Fig. 2 is the schematic diagram of protection mechanism in a kind of feed screw nut drive-type DC stop valve of the utility model；
Fig. 3 is the schematic diagram of detachable heating mechanism in a kind of feed screw nut drive-type DC stop valve of the utility model；
In figure：1- leading screws, 2- protection mechanisms, 3- installing pipes, 4- connecting tubes, 5- supervisors, the detachable heating mechanisms of 6-, 21-
Fixed ring, 22- protective cloths, 23- shift(ing) rings, 24- screw rods, 25- fixture blocks, 61- heater strips, 62- mineral wools, 63- velcro hair sides
Patch, 64- velcro hook surfaces patch.
Specific implementation mode
To make the technical means, creative features, achievement of purpose, and effectiveness of the utility model be easy to understand, below
In conjunction with specific implementation mode, the utility model is expanded on further.
- Fig. 3 is please referred to Fig.1, the utility model provides a kind of technical solution：A kind of feed screw nut drive-type direct current cut-off
Valve, including leading screw 1, protection mechanism 2, installing pipe 3, connecting tube 4, supervisor 5 and detachable heating mechanism 6, the assembly of 1 lower end of leading screw
Installing pipe 3,3 lower end assembly connection pipe 4 of installing pipe, 1 lower end of leading screw passes through installing pipe 3, and extends to inside connecting tube 4, installs
Protection mechanism 2 is assembled in 3 annular side of pipe, 4 lower end of connecting tube is welded on the upside of 5 annular sides of supervisor, is responsible in 5 annular sides
Assemble detachable heating mechanism 6.
Protection mechanism 2 includes fixed ring 21, protective cloth 22, shift(ing) ring 23, screw rod 24 and fixture block 25,3 annular of installing pipe
Fixed ring 21 is installed on the upside of side, protective cloth 22 is assembled in 21 lower end of fixed ring, and 22 lower end of protective cloth is fixed on 23 upper end of shift(ing) ring,
Shift(ing) ring 23 is assemblied on the downside of 3 annular side of installing pipe, and screw rod 24, shift(ing) ring are respectively mounted at left and right sides of 23 annular side of shift(ing) ring
23 mounted inside fixture blocks 25,24 inner end of screw rod are connected across shift(ing) ring 23 with fixture block 25, and the design is convenient to protect leading screw 1
Shield.
Detachable heating mechanism 6 includes resistance wire 61, mineral wool 62, velcro hair side band 63 and velcro hook and wears
64, it is responsible for glassing cotton 62 in 5 annular sides, velcro hair side band 63, mineral wool are installed on the upside of 62 annular side of mineral wool
Assembly velcro hook and wears 64 on the upside of 62 annular sides, velcro hook and wears 64, mineral wool are assembled in 63 lower end of velcro hair side band
Resistance wire 61 is installed in 62 inside, which facilitates the dismounting of resistance wire 61, convenient to thaw to being responsible for 5 and heat.
Screw rod 24 and fixture block 25 are equipped with two groups, and two groups of screw rods 24 are symmetrically assemblied in 23 annular side of shift(ing) ring or so two
Side, 23 inner end of the shift(ing) ring left and right sides, two grooves of symmetrical machining, and two inside grooves assemble fixture block 25,23 ring of shift(ing) ring
Two threaded holes of symmetrical machining at left and right sides of shape side, and screw rod 24 is assembled inside two threaded holes, screw rod 24 and fixture block 25
It is connected by bearing, fixed accumulator and control switch on the downside of 62 annular side of mineral wool, and control switch and pass through conducting wire
It is connected respectively with accumulator and resistance wire 61, protective cloth 22 is connected by rivet with fixed ring 21 and shift(ing) ring 23
It connects, 62 inner end of mineral wool processes square groove, and resistance wire 61 is mounted on by supporting rack inside square groove.
Specific implementation mode：In progress in use, staff first checks the utility model, checks whether and deposit
In defect, it can not just carry out using if there is defect, need that maintenance personal is notified to repair at this time, if do not deposited
It can be carried out using if problem, staff pulls downward on shift(ing) ring 23 first, and shift(ing) ring 23 moves down drive and protects
It protects cloth 22 to be unfolded, and is covered in 3 surface of installing pipe, when protective cloth 22 is completely covered on 3 surface of installing pipe, then staff
Two screw rods 24 are turned simultaneously, because assembling screw rod 24 inside threaded hole, so the rotation of screw rod 24 drives fixture block 25 to move inward,
It is in contact with installing pipe 3 when two fixture blocks 25 move inward, staff stops turning screw rod 24, and two fixture blocks 25 are made jointly
It is fixed in 3 annular side of installing pipe with by shift(ing) ring 23, and then protective cloth 22 is fixed on 3 surface of installing pipe, the design side
Just leading screw 1 is protected.
Mineral wool 62 is wrapped in 5 annular sides of supervisor by staff, then utilizes velcro hair side band 63 and evil spirit
Art pastes hook and wears 64 and mineral wool 62 is fixed in 5 annular sides of supervisor, and then staff is closed control switch, connects electric power storage
Circuit between pond and resistance wire 61, and then the work of resistance wire 61 generates heat, with resistance wire 61 heat exchange occurs for supervisor 5,
So that 5 temperature of supervisor increase, be conducive to that 5 inside of supervisor is ice melting, which facilitates the installation of resistance wire 61, it is convenient to supervisor
5 are heated.
The advantages of basic principles and main features and the utility model of the utility model have been shown and described above, for
For those skilled in the art, it is clear that the present invention is not limited to the details of the above exemplary embodiments, and without departing substantially from this
In the case of the spirit or essential attributes of utility model, the utility model can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the utility model is by institute
Attached claim rather than above description limit, it is intended that will fall within the meaning and scope of the equivalent requirements of the claims
All changes are embraced therein.Any reference numeral in claim should not be considered as to the involved right of limitation
It is required that.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiment being appreciated that.
Claims (7)
1. a kind of feed screw nut drive-type DC stop valve, including leading screw (1), protection mechanism (2), installing pipe (3), connecting tube
(4), (5) and detachable heating mechanism (6) are responsible for, it is characterised in that：Leading screw (1) the lower end assembly installing pipe (3) is described
Installing pipe (3) lower end assembly connection pipe (4), leading screw (1) lower end pass through installing pipe (3), and extend in connecting tube (4)
Portion, assembly protection mechanism (2) in installing pipe (3) annular side, it is annular that connecting tube (4) lower end is welded on supervisor (5)
On the upside of side, detachable heating mechanism (6) is assembled in described supervisor's (5) annular side；
The protection mechanism (2) includes fixed ring (21), protective cloth (22), shift(ing) ring (23), screw rod (24) and fixture block (25),
Installation fixed ring (21) on the upside of installing pipe (3) annular side, fixed ring (21) the lower end assembly protective cloth (22) are described
Protective cloth (22) lower end is fixed on shift(ing) ring (23) upper end, and the shift(ing) ring (23) is assemblied on the downside of installing pipe (3) annular side,
It is respectively mounted screw rod (24) at left and right sides of shift(ing) ring (23) annular side, shift(ing) ring (23) the mounted inside fixture block (25),
Screw rod (24) inner end is connected across shift(ing) ring (23) with fixture block (25)；
The detachable heating mechanism (6) includes resistance wire (61), mineral wool (62), velcro hair side band (63) and velcro
Hook and wears (64), glassing cotton (62) in described supervisor's (5) annular side, installation on the upside of mineral wool (62) annular side
Velcro hair side band (63), mineral wool (62) the annular side upside assembly velcro hook and wears (64), the velcro hair
Velcro hook and wears (64) are assembled in face band (63) lower end, and resistance wire (61) is installed inside the mineral wool (62).
2. a kind of feed screw nut drive-type DC stop valve according to claim 1, it is characterised in that：The screw rod (24)
And fixture block (25) is equipped with two groups, screw rod (24) described in two groups is symmetrically assemblied at left and right sides of shift(ing) ring (23) annular side,
Two grooves of symmetrical machining at left and right sides of shift(ing) ring (23) inner end, and two inside grooves assemble fixture block (25).
3. a kind of feed screw nut drive-type DC stop valve according to claim 1 or 2, it is characterised in that：The movement
Two threaded holes of symmetrical machining at left and right sides of ring (23) annular side, and screw rod (24) is assembled inside two threaded holes.
4. a kind of feed screw nut drive-type DC stop valve according to claim 1, it is characterised in that：The screw rod (24)
It is connected by bearing with fixture block (25).
5. a kind of feed screw nut drive-type DC stop valve according to claim 1, it is characterised in that：The mineral wool
(62) fixed accumulator and control switch on the downside of annular side, and control switch by conducting wire respectively with accumulator and resistance
Silk (61) is connected.
6. a kind of feed screw nut drive-type DC stop valve according to claim 1, it is characterised in that：The protective cloth
(22) it is connected by rivet with fixed ring (21) and shift(ing) ring (23).
7. a kind of feed screw nut drive-type DC stop valve according to claim 1, it is characterised in that：The mineral wool
(62) inner end processes square groove, and the resistance wire (61) is mounted on by supporting rack inside square groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820171160.6U CN207975260U (en) | 2018-01-31 | 2018-01-31 | A kind of feed screw nut drive-type DC stop valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820171160.6U CN207975260U (en) | 2018-01-31 | 2018-01-31 | A kind of feed screw nut drive-type DC stop valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207975260U true CN207975260U (en) | 2018-10-16 |
Family
ID=63766495
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820171160.6U Expired - Fee Related CN207975260U (en) | 2018-01-31 | 2018-01-31 | A kind of feed screw nut drive-type DC stop valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207975260U (en) |
-
2018
- 2018-01-31 CN CN201820171160.6U patent/CN207975260U/en not_active Expired - Fee Related
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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: 20181016 Termination date: 20220131 |