CN203532239U - Mud pump inlet valve assembly - Google Patents

Mud pump inlet valve assembly Download PDF

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Publication number
CN203532239U
CN203532239U CN201320280475.1U CN201320280475U CN203532239U CN 203532239 U CN203532239 U CN 203532239U CN 201320280475 U CN201320280475 U CN 201320280475U CN 203532239 U CN203532239 U CN 203532239U
Authority
CN
China
Prior art keywords
valve assembly
inlet valve
spool
pump inlet
fixed
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
Application number
CN201320280475.1U
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Chinese (zh)
Inventor
齐士鹏
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shengli Oil Field Shenghua Industry Co ltd
Shengli Oilfield Shenghua Industry Metal Products Factory LLC
Original Assignee
Qingdao Shuangshenghai New Energy Technology Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Qingdao Shuangshenghai New Energy Technology Co Ltd filed Critical Qingdao Shuangshenghai New Energy Technology Co Ltd
Priority to CN201320280475.1U priority Critical patent/CN203532239U/en
Application granted granted Critical
Publication of CN203532239U publication Critical patent/CN203532239U/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

The utility model discloses a mud pump inlet valve assembly in order to solve the problem in the prior that a valve core can be easily deviated from a rotation center thereof in rotation, which can make the valve core being worn. The mud pump inlet valve assembly comprises a valve base firmly installed on a pump body, wherein the valve core is installed in the middle of the valve base in a rotational manner, a limiting sleeve is also fixed on the pump body and the center axis of the limiting sleeve is coincide with the rotation center of the valve core; and a limiting pillar is fixed on the valve core and the limiting pillar is stretched into the limiting sleeve and fit therewith. The mud pump inlet valve assembly is simple in structure and convenient in installation, and is installed on a mud pimp in order to prevent the valve core from being deviating from the rotation center thereof in rotation and ensure normal operations of the valve core and the mud pump.

Description

Slurry pump inlet valve assembly
Technical field
The utility model relates to slurry pump technical field, refers to especially a kind of inlet valve assembly being applied on slurry pump.
Background technique
Slurry pump is the important component part of drilling equipment, and it can discharge mud or water in boring continuously in drilling process, realizes continuously probing.
Zhong conventional direct circulation probing, ﹐ is by dropping into slurry pump in boring, and the water in boring, mud are under certain pressure, and the feed-water end on slurry pump enters, then discharges from discharge ends, finally by high pressure hose, drains into earth's surface.
Conventional slurry pump is piston type or plunger type, by power engine, driven the crank up of pump, bent axle drives piston or plunger in pumping cylinder, to do linear reciprocating motion by crosshead again, under the alternating action of inlet valve assembly and drain valve assembly, realizes and sucking and the object of discharging water, mud.In prior art, inlet valve assembly generally comprises the valve seat being fixed on slurry pump, in the middle of valve seat, is provided with spool, and during work, spool, all the time in High Rotation Speed state, can guarantee that the flow velocity of water and mud is even like this.But in actual working procedure, spool tends to depart from its rotating center in rotary course, cause between spool and valve seat and produce friction, self is damaged spool, affects the normal work of slurry pump.
Model utility content
The utility model proposes a kind of slurry pump inlet valve assembly, solved in prior art spool and when rotating, easily departed from its rotating center and cause the problem self being worn.
The technical solution of the utility model is achieved in that slurry pump inlet valve assembly, comprise the valve seat being fixedly installed on the pump housing, in the middle of described valve seat, be rotatablely equipped with spool, be also fixed with stop collar on the described pump housing, the central axis of described stop collar overlaps with the rotating center of described spool; On described spool, be fixed with limited post, it is interior and suitable with it that described limited post stretches into described stop collar.
As the improvement to technique scheme, this slurry pump inlet valve assembly also comprises a leading truck, and described leading truck is fixed on described valve seat by a plurality of claws, and described stop collar is fixed on the joint of a plurality of described claws.
Further improvement as to technique scheme, is arranged with stage clip on described limited post, and the upper end of described stage clip relies on described leading truck.
As preferred embodiment a kind of, the number of described claw is four.
Adopted after technique scheme, the beneficial effects of the utility model are: because this inlet valve assembly has been fixedly installed stop collar on the pump housing, and the central axis of this stop collar and the rotating center of spool coincide, the limited post being fixed on spool extend in stop collar, like this when work, stop collar can play a spacing effect to limited post, limited post is rotated all the time centered by its axis, and then limit spool and centered by its axis, rotate all the time, with regard to having avoided spool to depart from when rotated its central axis, cause like this phenomenon of wearing and tearing.
Because the leading truck that this inlet valve assembly is fixed on valve seat by a catching is fixed stop collar, not only easy for installation, and can not hinder flowing of water, mud, guarantee the normal work of slurry pump.
Due to sheathed stage clip on limited post, the upper end of stage clip leans on leading truck, like this when work, once spool produces axial displacement under the impulse action of water, mud, stage clip can play to it effect of an obstruction, prevent that its axial displacement is excessive, but also can be by valve core reset under the effect of himself elastic force.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technological scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skills, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is a kind of embodiment's of the utility model structural representation;
Fig. 2 is the structural representation of slurry pump;
In figure: the 1-pump housing; 11-feed-water end; 12-discharge ends; 2-valve seat; 3-spool; 4-stop collar; 5-limited post; 6-leading truck; 7-claw; 8-stage clip.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technological scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is only the utility model part embodiment, rather than whole embodiments.Embodiment based in the utility model, those of ordinary skills are not making the every other embodiment who obtains under creative work prerequisite, all belong to the scope of the utility model protection.
Embodiment:
As shown in Figure 1, be the structural representation of the utility model slurry pump inlet valve assembly, the structural representation that Fig. 2 is slurry pump has three feed-water ends 11 on the pump housing 1 of slurry pump, has a discharge ends 12 simultaneously.During work, this pump housing 1 is put in water, mud, under dynamic action, water, mud enter from feed-water end 11, and discharge from discharge ends 12, through high pressure hose, drain into earth's surface.
Inlet valve assembly of the present utility model is installed on feed-water end 11 places, and an inlet valve assembly of each feed-water end 11 corresponding installation.First the inlet valve assembly of this model utility comprises a valve seat 2 being fixedly mounted on the pump housing 1, in the middle of valve seat 2, rotates and is provided with spool 3.During work, spool 3, under the impulse action of water, mud, can rotate centered by himself axis, for fear of spool 3, departs from its rotating center when the high speed rotating, and the present embodiment is taked following measures:
On valve seat 2, by a plurality of claws 7, be fixed with a leading truck 6, claw 7 numbers shown in figure are four.In the connection of these claws 7, be also fixed with a stop collar 4, between stop collar 4, leading truck 6, valve seat 2, be all fixed as one, and the rotating center of the central axis of stop collar 4 and spool 3 coincides.On spool 3, be fixed with a limited post 5, it is interior and suitable with it that these limited post 5 upper ends directly extend into stop collar 4.Like this when work, stop collar 4 can play a spacing effect to limited post 5, limited post 5 is rotated all the time centered by its axis, and then limit spool 3 and centered by its axis, rotate all the time, with regard to having avoided spool 3 to depart from when rotated its central axis, cause like this phenomenon of wearing and tearing.
In addition, on limited post 5, be also arranged with a stage clip 8, the upper end of this stage clip 8 leans on leading truck 6, like this when work, once spool 3 produces axial displacement under the impulse action of water, mud, the effect that stage clip 8 can play an obstruction to it, prevents that its axial displacement is excessive, but also can under the effect of himself elastic force, spool 3 be resetted.
This slurry pump inlet valve assembly structure is simple, easy for installation, is installed in the time of can avoiding Spool rotating on slurry pump and departs from its rotating center, guarantees the normal work of spool, slurry pump.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all within spirit of the present utility model and principle, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection domain of the present utility model.

Claims (4)

1. slurry pump inlet valve assembly, comprises the valve seat being fixedly installed on the pump housing, in the middle of described valve seat, is rotatablely equipped with spool, it is characterized in that: on the described pump housing, be also fixed with stop collar, the central axis of described stop collar overlaps with the rotating center of described spool;
On described spool, be fixed with limited post, it is interior and suitable with it that described limited post stretches into described stop collar.
2. slurry pump inlet valve assembly as claimed in claim 1, is characterized in that: also comprise a leading truck, described leading truck is fixed on described valve seat by a plurality of claws, and described stop collar is fixed on the joint of a plurality of described claws.
3. slurry pump inlet valve assembly as claimed in claim 2, is characterized in that: on described limited post, be arranged with stage clip, the upper end of described stage clip relies on described leading truck.
4. slurry pump inlet valve assembly as claimed in claim 2 or claim 3, is characterized in that: the number of described claw is four.
CN201320280475.1U 2013-05-21 2013-05-21 Mud pump inlet valve assembly Expired - Fee Related CN203532239U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201320280475.1U CN203532239U (en) 2013-05-21 2013-05-21 Mud pump inlet valve assembly

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201320280475.1U CN203532239U (en) 2013-05-21 2013-05-21 Mud pump inlet valve assembly

Publications (1)

Publication Number Publication Date
CN203532239U true CN203532239U (en) 2014-04-09

Family

ID=50418453

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201320280475.1U Expired - Fee Related CN203532239U (en) 2013-05-21 2013-05-21 Mud pump inlet valve assembly

Country Status (1)

Country Link
CN (1) CN203532239U (en)

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Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
C56 Change in the name or address of the patentee
CP02 Change in the address of a patent holder

Address after: Jiaozhou City, North Street offices of Pang Jia Zhuang Cun 266300 Shandong city of Qingdao Province

Patentee after: QINGDAO SHUANGSHENGHAI NEW ENERGY TECHNOLOGY Co.,Ltd.

Address before: A park road Binzhou Fuan Industrial Park in Jiaozhou city of Shandong Province, Qingdao City, No. 208, 266300

Patentee before: QINGDAO SHUANGSHENGHAI NEW ENERGY TECHNOLOGY Co.,Ltd.

PE01 Entry into force of the registration of the contract for pledge of patent right

Denomination of utility model: Mud pump inlet valve assembly

Effective date of registration: 20170830

Granted publication date: 20140409

Pledgee: Qingdao Huitong Chinese financing Company limited by guarantee

Pledgor: QINGDAO SHUANGSHENGHAI NEW ENERGY TECHNOLOGY Co.,Ltd.

Registration number: 2017370010053

PE01 Entry into force of the registration of the contract for pledge of patent right
PC01 Cancellation of the registration of the contract for pledge of patent right

Date of cancellation: 20181031

Granted publication date: 20140409

Pledgee: Qingdao Huitong Chinese financing Company limited by guarantee

Pledgor: QINGDAO SHUANGSHENGHAI NEW ENERGY TECHNOLOGY Co.,Ltd.

Registration number: 2017370010053

PC01 Cancellation of the registration of the contract for pledge of patent right
TR01 Transfer of patent right

Effective date of registration: 20211011

Address after: 257100 No. 169 Hua'an street, Xier Road, Dongying District, Dongying City, Shandong Province

Patentee after: SHENGLI OIL FIELD SHENGHUA INDUSTRY Co.,Ltd.

Patentee after: Shengli Oilfield Shenghua Industry limited liability company metal products factory

Address before: 266300 Fujiazhuang village, Jiaobei sub district office, Jiaozhou City, Qingdao City, Shandong Province

Patentee before: QINGDAO SHUANGSHENGHAI NEW ENERGY TECHNOLOGY Co.,Ltd.

TR01 Transfer of patent right
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20140409

CF01 Termination of patent right due to non-payment of annual fee