CN202158228U - Movably-connected locking valve for sampling of water quality - Google Patents

Abstract

A movably-connected locking valve for the sampling of water quality is disclosed, comprising a water inlet tube, a water outlet tube, a ball valve main body connected between the water inlet tube and the water outlet tube, and a ball-shaped valve core disposed in the ball valve main body, wherein a water sampling plunger valve vertically connected with the ball valve main body is further disposed between the ball valve main body and the water outlet tube; an adjusting handle is disposed above the ball valve main body; one end of the adjusting handle is connected with a ball valve rod fixedly connected with the ball valve core; and a slide locking block tightly buckled with a hasp above the ball valve main body is disposed in the other end of the adjusting handle. A water sampling valve utilizes a T-shaped connection and samples in the diversion cavity of a water draining pipeline; the water sampling can be performed while normally draining water, so that the change of the water quality is convenient to monitor and treat; or, a dynamic monitoring is performed on the fluid quality of a manufacturer, the sampling valve is movably connected with a discharge tube via a nut, so that the connection is convenient and fast while maintaining equipment and replacing pipelines. The adjusting handle and the slide locking block internally disposed in the handle are convenient to fix and lock the ball valve core, and capable of preventing the ball valve from being closed and ensuring the discharge to be safe and reliable.

Description

Water quality sampling loose joint lock valve

Technical field

The utility model relates to a kind of water treatment system water quality sampling cock, the loose joint lock valve of the water quality sampling on particularly a kind of hot duct, boiler tubing and wine industry pipeline road.

Background technique

In water treatment systems such as hot duct, boiler tubing and wine industry pipeline, need the water quality detection of taking a sample, sampling method more complicated; Usually to multiple-way duct and valve water nozzle be installed in each treatment process link; Need to extract water sample, and before extraction, must drain the ponding in the bypass line, just can extract current handled water standard through the bypass line water nozzle; If do not drain the ponding in the bypass line, can produce certain influence to current water quality detection result.CN201765130U proposes a kind of two by the discharging sampling cock; Adopt two stop valves and needle type valve two to lead to connect water sampling when being implemented in normal discharging; This complex structure, operation inconvenience, and still exist raffinate to store influence detection effect and accuracy problem.

Valve opening and closing handle arrangement simplicity of design in the current water treatment system, no positioning device.Valve handle is usually because collision is rotated and closed or Open valve carelessly.Yet valve does not allow arbitrarily to close or open during general production run.To the valve design positioning device, make its handle can positioning and fixing in such cases, valve be in safe positioning states when guaranteeing production run.

Summary of the invention

The utility model technical problem to be solved is to above-mentioned existing technology present situation, and a kind of multi-functional valve that had not only made things convenient for the water quality sampling but also can guarantee safety dumping is provided.

The utility model solves the problems of the technologies described above the technological scheme that is adopted: water quality sampling loose joint lock valve; Comprise intake pipe, outlet pipe and be connected in the ball valve main body between the turnover water pipe; And be located at the spherical valve core in the ball valve main body; It is characterized in that: between ball valve main body and outlet pipe, also establish and ball valve main body water sampling plunger valve connected vertically; Said plunger valve is made up of plunger valve body, plungers valve core and the turning knob that is connected with plungers valve core one end; The head end of plungers valve core and the engagement of plunger valve intracoelomic cavity spiral shell tooth, diminishing end of plungers valve core and the terminal shunting chamber that communicates with the water intake and the water outlet of plunger valve body that forms of plunger valve intracoelomic cavity, said plunger valve body water outlet is connected with probe tube; Above said ball valve main body, establish a regulating handle, said regulating handle one end connect one with the ball valve bar of said ball valve core Joint, establish in the said regulating handle the other end one with the sliding lock block of the mutual fastening of hasp of ball valve main body top.

Said probe tube is located at the plunger valve body lower end, and with the plunger valve axon to the angle of cut be 80～90 the degree.

Establish the annular groove that is connected with plunger valve body water outlet on the said plunger valve outer wall.

Said probe tube base portion is established ring-shaped sealing sleeve sealing and is located at the annular groove on the plunger valve outer wall, and seals fit with said probe tube, makes probe tube carry out 360 degree rotations to the plunger valve body.

The utility model compared with prior art beneficial effect is: can be directly from water pipe water sampling detect, the water sampling valve adopts T shape to connect, and in the shunting chamber of drainage pipe, takes a sample; Can when normal discharge water, carry out water sampling; Be convenient to monitor the variation of water quality treatment, or to manufacturer's liquid quality dynamic monitoring, during water sampling; Can retain raffinate through the emptying of rotation probe tube angle; Improved the accuracy that the water quality sample detects, sampling cock and the loose joint of discharge pipe nut, convenient and fast connection when device maintenance and pipeline are changed.The sliding lock block of establishing in regulating handle and the handle is convenient to ball valve core fixing and locking, prevents that ball valve from closing, and guarantees to discharge safe and reliable.

Description of drawings

Fig. 1 is the utility model structure plan view.

Fig. 2 is A-A sectional drawing of Fig. 1.

Fig. 3 is B-B sectional drawing (regulating handle omission) of Fig. 1.

Fig. 4 a is the regulating handle face upwarding stereogram, and Fig. 4 b is that the A of Fig. 4 a is to view.

Fig. 5 is the locking block stereogram.

Fig. 6 is regulating handle inner structure figure.

Fig. 7 tightens up schematic representation for the regulating handle lead sealing.

Fig. 8 rotates schematic representation for the delead regulating handle of being honored as a queen.

Embodiment

In conjunction with accompanying drawing the utility model embodiment is done further detailed description.

Referring to Fig. 1 and shown in Figure 8; The utility model structure comprises intake pipe 1, outlet pipe 6; Be located at inlet tube and outlet tube 1, the ball valve main body 2 between 6, be located at the regulating handle 4 of ball valve main body 2 tops, be transverse in the locking block 3 in the regulating handle 4; Between ball valve main body 2 and outlet pipe, establish one with ball valve main body 2 water sampling plunger valves 5 connected vertically, sampling column plug valve below connects probe tube 8.

Referring to shown in Figure 2; Establish spherical valve core 9 in the ball valve main body 2; Said spherical valve core 9 turnover water end (W.E.)s are established O-ring seal, and said spherical valve core 9 upper ends are fixedly connected a ball valve bar 10, and ball valve bar 10 upper fixed connect regulating handle 4; Regulating handle 4 one ends are fixed by screw 11 and ball valve bar 10, and the ball valve main body 2 peripheral with being located at ball valve bar 10 fit mutually.Spherical valve core 9 waterexit ends 13 laterally connect water sampling plunger valve 5, and water intake axially is connected with outlet pipe 6 through a threaded connector 7.

Referring to shown in Figure 3; Water sampling plunger valve 5 comprises plunger valve body 53, plungers valve core 55 and the turning knob 57 that fuses with plungers valve core 55; The big end and the small end of plungers valve core 55 are established the O RunddichtringO; The big end section face of plungers valve core 55 be provided with plunger valve body 53 inner chambers on threaded engagement spiral shell tooth, plungers valve core 55 begins terminad from the middle part to be dwindled gradually, with the plunger valve body 53 common shunting chambeies 58 that are connected with said plunger valve water intake 13 and plunger valve water outlet 59 that form; Plunger valve body 53 front ends are for the inipple 51 of said ball valve main body 2 thread engagement and be with O-ring seal 52; Establish an annular groove 54 through plunger valve water outlet 59 on plunger body 53 outer walls, said probe tube 8 base portions are established a ring-shaped sealing sleeve 80 sealings and are located at the annular groove 54 on the plunger valve outer wall, and annular groove 54 is connected with probe tube 8; Said probe tube 8 is located at plunger valve body 53 belows and axially perpendicular with plunger valve body 53; Probe tube 8 is for ABS plastic cement pipe or be called Green's pipe, and said probe tube 8 can be the center around radially revolving three-sixth turn with plunger valve body 53, for convenient sampling itself and the plunger valve body 53 axial angles of cut of rotating can be 80～90 and spend.

Shown in Fig. 4 a and Fig. 4 b; Regulating handle 4 head ends are the semi-circle cylinder; Be fixed tightly in ball valve bar 10 tops by screw 11; The fixture block 45 of 90 degree of being separated by is established in circular arc cylinder lower end, and the regulating handle medial side face is established shallow bayonet socket 43 and dark bayonet socket 42, and it is corresponding with the bayonet socket 41 of opposite side that dark bayonet socket 42 crosses regulating handle 4 backs.

Referring to shown in Figure 5 for crossing the structure of the sliding lock block 3 in the middle of the regulating handle 4; Sliding lock block 3 comprise cross sliding clock 35 with vertical vertical blocks that links to each other 33 of cross sliding clock 35 1 ends and the projection 34 that fuses with vertical blocks; Establish lead seal hole 31 and torsion spring hole 32 on the other end of cross sliding clock 35, an end of vertical blocks 33 extends into projection 34.Establish in the regulating handle 4 and cross the middle sliding lock block 3 of intracavity of handle, be located at the long-armed and said sliding lock block 3 middle Joints of the torsion spring 14 of regulating handle 4 the other end inner chambers.

Referring to shown in Figure 6; Cross sliding clock 35 1 ends of sliding lock block 3 reach outside the bayonet socket 41 of regulating handle opposite side after passing the bayonet socket 42 of regulating handle 4 one sides; The vertical blocks 33 of sliding lock block 3 one ends aligns fit with the shallow bayonet socket 43 of regulating handle 4 one sides; The vertical projection 34 that links to each other with sliding lock block 3 stretches out from the dark bayonet socket 42 of regulating handle 4; And corresponding with the hasp 15 that is located at ball valve main body 2 tops one side, torsion spring 14 is fastened on the end of regulating handle 4, and the length of torsion spring 14 is held on the torsion spring hole 32 of the horizontal block 35 that is inserted in sliding lock block 3.The elasticity of torsion spring 14 short ends drives sliding lock block 3 horizontal slips.

Referring to shown in Figure 7; Pass across the affixed lead sealings rope 36 of lead seal hole 31 of horizontal block 35 of the lock dog 3 of regulating handle 4; Lead sealing rope 36 suspensions one movement weight mass 37 is normal opening state and by lead sealing with turnover water pipe 1,2 parallel to an axiss the time if regulating handle 4 transfers, position as shown in Figure 7; Forbid that regulating handle 4 rotates arbitrarily, guarantees safety dumping.

Referring to shown in Figure 8, sliding lock block 3 lead sealings removed, and sliding lock block 3 is advanced; Make the vertical projection 34 of the lock dog of opposite side leave hasp 15, promptly rotatable regulating handle 4, the buckle 45 when regulating handle rotation 90 is spent under the regulating handle arc surface is inconsistent with the hasp 15 that is located at ball valve main body 2 opposite sides; Carry out emissions adjustment and spacing, be screwed into correct position to regulating handle 4 during water sampling, unscrew plunger valve knob 57; Receive water samples at probe tube 8, probe tube 8 can turn to correct position to make things convenient for water sampling with ring-shaped sealing sleeve 80, accomplish water sampling after; Probe tube is gone to and valve body below emptying residual accumulated water as far as possible,, can sampling cock be unloaded from the ball valve main body if will clean or sterilize to sampling cock; Carry out special processing, make sampling meet multiple detection requirement.

Claims (8)

1. water quality sampling loose joint lock valve; Comprise intake pipe (1), outlet pipe (6) and be connected in the ball valve main body (2) between the turnover water pipe; And be located at the spherical valve core (9) in the ball valve main body; It is characterized in that: between ball valve main body (2) and outlet pipe (6), also establish and the vertical water sampling plunger valve (5) that is connected of ball valve main body (2); Said plunger valve is made up of plunger valve body (53), plungers valve core (55) and the turning knob (57) that is connected with plungers valve core one end; The head end of plungers valve core (55) and the engagement of plunger valve body (53) inner chamber spiral shell tooth; Diminishing end of plungers valve core (55) and the terminal shunting chamber (58) that communicates with the water intake (13) and the water outlet (59) of plunger valve body (53) that forms of plunger valve body (53) inner chamber, said plunger valve body water outlet (59) is connected with a probe tube (8); Establish a regulating handle (4) in said ball valve main body (2) top; Said regulating handle (4) one ends connect one with the ball valve bar (10) of said ball valve core Joint, establish in said regulating handle (4) the other end one with the hasp (15) of ball valve main body (2) the top sliding lock block (3) of fastening each other.

2. water quality according to claim 1 sampling loose joint lock valve is characterized in that said probe tube (8) is located at plunger valve body (53) lower end, and with the plunger valve axon be 80～90 degree to the angle of cut.

3. water quality according to claim 1 sampling loose joint lock valve device is characterized in that establishing on said plunger valve body (53) outer wall annular groove (54) that is connected with plunger valve body water outlet (59).

4. water quality according to claim 1 sampling loose joint lock valve is characterized in that said probe tube (8) base portion establishes a ring-shaped sealing sleeve (80) and be sealed in the annular groove (54) on the plunger valve outer wall, and with said probe tube (8) sealing fit.

5. water quality sampling loose joint lock valve according to claim 1; It is characterized in that establishing in the said regulating handle (4) and cross the middle sliding lock block (3) of intracavity of handle, be located at the middle Joint of long-armed and said sliding lock block (3) of the torsion spring (14) of regulating handle (4) the other end inner chamber.

6. water quality according to claim 1 sampling loose joint lock valve, it is characterized in that said sliding lock block (3) comprise cross sliding clock (35) with cross sliding clock vertical vertical blocks that link to each other of (35) one ends (33) and the projection (34) that fuses with vertical blocks.

7. water quality according to claim 6 sampling loose joint lock valve is characterized in that establishing lead seal hole (31) and torsion spring hole (32) on the other end of said cross sliding clock (35).

8. water quality sampling loose joint lock valve according to claim 6 is characterized in that the lead seal hole (31) fixing on the said cross sliding clock (35) hangs the lead sealing rope (36) of movement weight mass (37).

Images