CN208058077U - A kind of small-sized low temperature valve deck - Google Patents

Abstract

The utility model discloses a kind of small-sized low temperature valve decks,Including valve deck fixed seat,Valve rod installation set,Valve rod,Rotating handle fixed seat,Rotating handle assigns hole,Threaded block,Valve body,Positioning pin and rotating handle,The top surface of the valve deck fixed seat is welded with valve rod installation set,The bottom surface edge of the valve deck fixed seat is welded with ring screw seat,It is provided with external screw thread on the surface of the threaded block,The valve rod assigns into the inside of valve rod installation set,And threaded block through valve deck fixed seat and is extended in the bottom of valve rod,The valve deck fixed seat of the utility model is connected by way of screwing with valve body,To substitute existing bolt connecting mode,It is convenient that production and assembly are carried out to valve,When being turned on and off,It needs rotating handle being inserted into the inside that rotating handle assigns hole,Form rotation hand wheel,Rotating handle is taken out after operation,Irrelevant personnel can be effectively prevent arbitrarily to start or close valve.

Description

A kind of small-sized low temperature valve deck

Technical field

The utility model is related to valve deck technical field, specifically a kind of small-sized low temperature valve deck.

Background technology

Valve is for being opened and closed pipeline, control flow direction, the parameter (temperature, pressure and flow) for adjusting and controlling pumped (conveying) medium Pipeline fittings.According to its function, shut-off valve, check-valves, regulating valve etc. can be divided into.

Valve is the control unit in fluid delivery system, has cut-off, adjusting, water conservancy diversion, prevents adverse current, voltage stabilizing, shunting Or the functions such as overflow pressure relief.For the valve of fluid control systems, from simplest shut-off valve to extremely complex robot control system(RCS) Used in various valves, kind and specification are quite various.

Valve deck is valve part of the whole, and there are two the effects of valve deck：First, being positioned to valve rod, ensure that valve rod normally passes Dynamic switch.Second is that sealing function, has certain intensity, internal fluid outflow is prevented.Existing valve deck is generally by spiral shell Bolt connection type is mutually fixed with valve body, and installation process is comparatively laborious, and valve is fitted with the handwheel of control valve switch, therefore Facilitate irrelevant personnel to control valve, easy tos produce safety accident.

Utility model content

The purpose of this utility model is to provide a kind of small-sized low temperature valve decks, to solve the problems of the prior art.

To achieve the above object, the utility model provides the following technical solutions：A kind of small-sized low temperature valve deck, including valve deck are solid Reservation, valve rod installation set, valve rod, rotating handle fixed seat, rotating handle assign hole, threaded block, valve body, positioning pin and rotating handle, institute The top surface for stating valve deck fixed seat is welded with valve rod installation set, and the bottom surface edge of the valve deck fixed seat is welded with ring Shape threaded block is provided with external screw thread on the surface of the threaded block, and the valve rod assigns into the inside of valve rod installation set, and valve rod Bottom through valve deck fixed seat and threaded block is extended, the valve deck fixed seat, valve rod installation set, threaded block and valve rod are coaxial It is arranged, is provided with and the matched internal thread of the external screw thread of screw thread seating face, the valve on the inside upper part surface of the valve body Lid fixed seat is screwed on the top surface of valve body, and the side surface soldered of the valve deck fixed seat has positioning seat, the valve body Top surface upper edge be surrounded with more than 20 pin holes, the positioning pin passes through positioning seat and assigns into pin hole Portion, rotating handle fixed seat is welded at the top of the valve rod, and being internally provided with for the rotating handle fixed seat is solid through rotating handle It includes rotary shaft, fixture block and bolster, the intermediate surface welding of the rotary shaft that the rotating handle of reservation, which assigns hole, the rotating handle, There are fixture block, the geomery of the fixture block to assign hole to match with rotating handle.

Preferably, the other side of the fixture block is provided with the positioning plate being welded on rotating shaft surface, and the ruler of positioning plate The very little size that hole is assigned more than rotating handle.

Preferably, two end surfaces of the rotary shaft are provided with anti-skidding annular knurl, are set on the surface of the threaded block close Seal.

Preferably, the side of the fixture block is connected with the bolster being welded on rotating shaft surface.

Compared with prior art, the utility model has the beneficial effects that：Valve deck fixed seat is by way of screwing and valve body Be connected, it is convenient that production and assembly are carried out to valve to substitute existing bolt connecting mode, by positioning seat, positioning pin and Valve deck fixed seat can be fixed in the cooperation of pin hole, avoid valve body during prolonged open and close, valve deck is solid Reservation generates loosening, when being turned on and off, needs rotating handle being inserted into the inside that rotating handle assigns hole, forms rotation hand wheel, Rotating handle is taken out after operation, irrelevant personnel can be effectively prevent arbitrarily to start or close valve.

Description of the drawings

Fig. 1 is the whole main structure diagram of the utility model.

Fig. 2 is the whole overlooking structure diagram of the utility model.

Fig. 3 is the rotating handle structural schematic diagram of the utility model.

Fig. 4 is the locating pin structure schematic diagram of the utility model.

In figure：1, valve deck fixed seat；2, valve rod installation set；3, valve rod；4, bolster；5, rotating handle fixed seat；6, it rotates Handle assigns hole；7, threaded block；8, sealing ring；9, valve body；10, pin hole；11, positioning seat；12, positioning pin；13, rotating handle； 14, Anti-skidding annular knurl；15, rotary shaft；16, positioning plate；17, fixture block.

Specific implementation mode

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work The every other embodiment obtained, shall fall within the protection scope of the present invention.

Please refer to Fig.1-4, in the utility model embodiment, a kind of small-sized low temperature valve deck, including valve deck fixed seat 1, valve rod Installation set 2, valve rod 3, rotating handle fixed seat 5, rotating handle assign hole 6, threaded block 7, valve body 9, positioning pin 12 and rotating handle 13, institute The top surface for stating valve deck fixed seat 1 is welded with valve rod installation set 2, the bottom surface edge welding of the valve deck fixed seat 1 There is ring screw seat 7, external screw thread is provided on the surface of the threaded block 7, the valve rod 3 assigns into the interior of valve rod installation set 2 Portion, and threaded block 7, the valve deck fixed seat 1, valve rod installation set 2, spiral shell through valve deck fixed seat 1 and are extended in the bottom of valve rod 3 Line seat 7 and valve rod 3 are coaxially disposed, and are provided on the inside upper part surface of the valve body 9 and are matched with the external screw thread on 7 surface of threaded block The internal thread of conjunction, the valve deck fixed seat 1 are screwed on the top surface of valve body 9, the side surface weldering of the valve deck fixed seat 1 It is connected to positioning seat 11, the top surface upper edge of the valve body 9 is surrounded with more than 20 pin holes 10, the positioning pin 12 pass through positioning seat 11 and assign into inside pin hole 10, and the top of the valve rod 3 is welded with rotating handle fixed seat 5, the rotation It includes rotary shaft that the rotating handle of handle fixed seat 5 being internally provided with through rotating handle fixed seat 5, which assigns hole 6, the rotating handle 13, 15, fixture block 17 and bolster 4, the intermediate surface of the rotary shaft 15 are welded with fixture block 17, the geomery of the fixture block 17 with Rotating handle assigns hole 6 to match, and valve deck fixed seat 1 is connected by way of screwing with valve body 9, to substitute existing spiral shell Bolt connection type, conveniently carrying out production and assembly to valve can be right by the cooperation of positioning seat 11, positioning pin 12 and pin hole 10 Valve deck fixed seat 1 is fixed, and avoids valve body during prolonged open and close, and valve deck fixed seat 1 generates loosening, When being turned on and off, needs rotating handle 13 being inserted into the inside that rotating handle assigns hole 6, rotation hand wheel is formed, after operation Rotating handle 13 is taken out, irrelevant personnel can be effectively prevent arbitrarily to start or close valve.

The positioning plate 16 being welded on 15 surface of rotary shaft, and positioning plate 16 are provided with by the other side of the fixture block 17 Size be more than rotating handle and assign the size in hole 6, rotating handle can be assigned into rotating handle 13, the position inside hole 6 is assigned to carry out Positioning ensures that fixture block 17 is in rotating handle and assigns at the center in hole 6.

Two end surfaces of the rotary shaft 15 are provided with anti-skidding annular knurl 14, facilitate rotation rotary shaft 15, the screw thread It is set with sealing ring 8 on the surface of seat 7, is conducive to the sealing performance for improving valve deck.

It is connected with the bolster 4 being welded on 15 surface of rotary shaft by the side of the fixture block 17, facilitates fixture block 17 It is inserted into rotating handle and assigns hole 6.

The operation principle of the utility model is：Valve deck fixed seat 1 is connected by way of screwing with valve body 9, to replace It is convenient that production and assembly are carried out to valve for existing bolt connecting mode, it is solid to valve deck after valve deck fixed seat 1 installs The position of reservation 1 is suitably adjusted, and keeps the pin hole 10 on positioning seat 11 and the pin hole 10 on 9 surface of valve body coaxial, by fixed Position pin 12 is attached two pin holes 10, and valve deck fixed seat 1 can be fixed, avoid valve body open prolonged and In closing process, the rotation of valve deck fixed seat 1 generates loosening, when being turned on and off, needs rotating handle 13 being inserted into rotating handle peace The inside of jack 6 forms rotation hand wheel, takes out rotating handle 13 after operation, irrelevant personnel can be effectively prevent random Start or close valve.

It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this practicality is new in other specific forms Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this practicality is new The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing in the equivalent requirements of the claims will be fallen All changes in justice and range are embraced therein.Any reference numeral in claim should not be considered as limitation Involved claim.

Claims (4)

1. a kind of small-sized low temperature valve deck, including valve deck fixed seat (1), valve rod installation set (2), valve rod (3), rotating handle fixed seat (5), rotating handle assigns hole (6), threaded block (7), valve body (9), positioning pin (12) and rotating handle (13), it is characterised in that：It is described The top surface of valve deck fixed seat (1) is welded with valve rod installation set (2), the bottom surface edge of the valve deck fixed seat (1) It is welded with ring screw seat (7), external screw thread is provided on the surface of the threaded block (7), the valve rod (3) assigns into valve rod peace The inside of encapsulation (2), and threaded block (7) through valve deck fixed seat (1) and is extended in the bottom of valve rod (3), the valve deck is fixed Seat (1), valve rod installation set (2), threaded block (7) and valve rod (3) are coaxially disposed, and are set on the inside upper part surface of the valve body (9) It is equipped with and is screwed in the top of valve body (9) with the matched internal thread of external screw thread on threaded block (7) surface, the valve deck fixed seat (1) On portion surface, the side surface soldered of the valve deck fixed seat (1) has a positioning seat (11), on the top surface of the valve body (9) Edge is surrounded with more than 20 pin holes (10), and the positioning pin (12) passes through positioning seat (11) and assigns into pin hole (10) internal, rotating handle fixed seat (5), the inside setting of the rotating handle fixed seat (5) are welded at the top of the valve rod (3) It includes rotary shaft (15), fixture block (17) to have the rotating handle through rotating handle fixed seat (5) to assign hole (6), the rotating handle (13) It is welded with fixture block (17), the geomery of the fixture block (17) and rotation with the intermediate surface of bolster (4), the rotary shaft (15) Turning handle assigns hole (6) to match.

2. a kind of small-sized low temperature valve deck according to claim 1, it is characterised in that：The other side of the fixture block (17) is arranged There is the positioning plate (16) being welded on rotary shaft (15) surface, and the size of positioning plate (16) assigns hole (6) more than rotating handle Size.

3. a kind of small-sized low temperature valve deck according to claim 1, it is characterised in that：Two end surfaces of the rotary shaft (15) It is provided with anti-skidding annular knurl (14), sealing ring (8) is set on the surface of the threaded block (7).

4. a kind of small-sized low temperature valve deck according to claim 1, it is characterised in that：The side of the fixture block (17) is connected with The bolster (4) being welded on rotary shaft (15) surface.