CN208221091U - A kind of Quimby pump safety valve - Google Patents

A kind of Quimby pump safety valve Download PDF

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Publication number
CN208221091U
CN208221091U CN201820768360.XU CN201820768360U CN208221091U CN 208221091 U CN208221091 U CN 208221091U CN 201820768360 U CN201820768360 U CN 201820768360U CN 208221091 U CN208221091 U CN 208221091U
Authority
CN
China
Prior art keywords
fixed
ring
safety valve
sewage pipe
screw thread
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
CN201820768360.XU
Other languages
Chinese (zh)
Inventor
周轩宇
张欣
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.)
Tianjin Huake Screw Pump Technology Co Ltd
Original Assignee
Tianjin Huake Screw Pump 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 Tianjin Huake Screw Pump Technology Co Ltd filed Critical Tianjin Huake Screw Pump Technology Co Ltd
Priority to CN201820768360.XU priority Critical patent/CN208221091U/en
Application granted granted Critical
Publication of CN208221091U publication Critical patent/CN208221091U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model provides a kind of Quimby pump safety valve, including short tube, fixed ring, buffer spring, support ring, filter screen and sewage pipe, fixed ring is fixed with inside short tube, fixed ring right end is provided with buffer spring, buffer spring right end is fixed with support ring, fixed ring is connected with support ring by buffer spring, filter screen is fixed with inside support ring, short tube lower end is provided with sewage pipe, sewage pipe is mounted on the right side of support ring, removal of impurities and pooling feature are realized in the design, effectively filter screen is protected, the utility model is structurally reasonable, securely and reliably, long service life.

Description

A kind of Quimby pump safety valve
Technical field
The utility model is a kind of Quimby pump safety valve, belongs to Quimby pump technical field.
Background technique
Quimby pump is by forming a constant volume between screw-casing intermeshing on main driven shaft and the pump housing or bushing Sealed chamber, medium is respectively fed among the pump housing with the rotation of screw shaft, and the two merges together, and is finally sent to going out for pump Mouthful, to realize the purpose of pump conveying.Safety valve is usually mounted on Quimby pump, for controlling the medium in equipment or pipeline Pressure is no more than specified value, has run important protective effect to personal safety and equipment.
The impurity being usually mounted in filter screen removing medium on existing safety valve, having reached prevents hair inside safety valve The purpose of raw blocking, but medium can symmetrically be impacted filter screen during transportation, since existing safety valve does not have Buffer structure, therefore filter screen is easy to happen damage, is not only unable to reach the purpose of removal of impurities, and increases use cost.
Utility model content
In view of the deficienciess of the prior art, the utility model aim is to provide a kind of Quimby pump safety valve, with solution Certainly the problems mentioned above in the background art, the utility model is structurally reasonable, securely and reliably, long service life.
To achieve the goals above, the utility model is achieved through the following technical solutions: a kind of Quimby pump is used Safety valve, including shield, safe valve body and Buffer Unit, the safe valve body is mounted on shield lower end, and prolongs It protruding into inside shield, the safe valve body right end is provided with Buffer Unit, and the Buffer Unit is mounted on the downside of shield, The Buffer Unit includes short tube, fixed ring, buffer spring, support ring, filter screen and sewage pipe, is fixed inside the short tube There is fixed ring, the fixed ring right end is provided with buffer spring, and the buffer spring right end is fixed with support ring, the fixed ring It is connected with support ring by buffer spring, filter screen is fixed with inside the support ring, the short tube lower end is provided with blowdown Pipe, the sewage pipe are mounted on the right side of support ring.
Further, it is fixed with connection ring on the safe valve body, and connection ring is assemblied in inside shield, and connected Ring outer end is machined with external screw thread, and internal screw thread is provided on the shield inner wall, and the shield passes through internal screw thread and outer spiral shell Line is connected with connection ring.
Further, the safe valve body right end is provided with water inlet end, and water inlet end is fixed on short tube left end, and intakes End is mounted on the downside of connection ring, and the safety valve lower body is provided with water outlet.
Further, the buffer spring is equipped at least two, and at least two buffer springs are uniformly arranged on fixation Ring right end, at least two buffer springs are uniformly fixed on support ring left end, and the fixed ring passes through at least two buffering elastics Spring is connected with support ring.
Further, the sewage pipe lower end is equipped with gasket, and sealed end is fixed on sealing cover inner bottom, described Sewage pipe is assemblied in sealing cover upper end, and the sewage pipe lower end extends into inside sealing cover.
Further, the sewage pipe outer end is machined with external screw thread, and internal screw thread is provided on sealing cover inner wall, the row Dirt pipe is connected by internal screw thread and external screw thread with sealing cover.
The utility model has the beneficial effects that a kind of Quimby pump safety valve of the utility model, the utility model pass through Increase short tube, fixed ring, buffer spring, support ring, filter screen and sewage pipe, the design is using filter screen to miscellaneous in medium Matter is filtered, and is realized impurity removal function, is effectively prevented the impurity blocking safety valve main body in medium, while conveying in medium Cheng Zhong, medium are easy to impact filter screen, and filter screen and support ring move downward under the influence of the impact force, thus right Buffer spring is compressed, and so that buffer spring is generated elastic force, and then realize and buffer to the impact force that filter screen is subject to, effectively Extension filter screen service life, and then effectively reduce filtering cost, solve and be commonly installed on existing safety valve There is filter screen to clean, but medium can symmetrically be impacted filter screen during transportation, not due to existing safety valve With buffer structure, therefore filter screen is easy to happen damage, is not only unable to reach the purpose of removal of impurities, and increases asking for use cost Topic.
Because increasing gasket and sealing cover, design realization is sealed sewage pipe, because of increase internal screw thread and outside Screw thread, the design is convenient for the dismounting of shield and connection ring and the dismounting of sewage pipe and sealing cover, because increasing by least two bullets Spring, which, which realizes, reinforces pooling feature, and the utility model is structurally reasonable, securely and reliably, long service life.
Detailed description of the invention
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 Quimby pump safety valve of the utility model;
Fig. 2 is the schematic diagram of shield and safe valve body in a kind of Quimby pump safety valve of the utility model;
Fig. 3 is the schematic diagram of Buffer Unit in a kind of Quimby pump safety valve of the utility model;
In figure: the safe valve body of 1- shield, 2-, 3- Buffer Unit, 31- short tube, 32- fixed ring, 33- buffer spring, 34- support ring, 35- filter screen, 36- sewage pipe.
Specific embodiment
To be easy to understand the technical means, creative features, achievement of purpose, and effectiveness of the utility model, below In conjunction with specific embodiment, the utility model is further described.
Fig. 1-Fig. 3 is please referred to, the utility model provides a kind of technical solution: a kind of Quimby pump safety valve, including it is anti- Shield 1, safe valve body 2 and Buffer Unit 3, safe valve body 2 is mounted on 1 lower end of shield, and extends into shield 1 Portion, safe 2 right end of valve body are provided with Buffer Unit 3, and Buffer Unit 3 is mounted under shield 1.
Buffer Unit 3 includes short tube 31, fixed ring 32, buffer spring 33, support ring 34, filter screen 35 and sewage pipe 36, fixed ring 32 is fixed with inside short tube 31, and 32 right end of fixed ring is provided with buffer spring 33, and 33 right end of buffer spring is fixed with Support ring 34, fixed ring 32 are connected with support ring 34 by buffer spring 33, and filter screen 35 is fixed with inside support ring 34, short 31 lower end of pipe is provided with sewage pipe 36, and sewage pipe 36 is mounted on 34 right side of support ring, which realizes impurity removal function, realize simultaneously Pooling feature effectively protects filter screen 35.
Connection ring is fixed on safe valve body 2, and connection ring is assemblied in inside shield 1, and connection ring outer end processes There is external screw thread, internal screw thread is provided on 1 inner wall of shield, shield 1 is connected by internal screw thread and external screw thread with connection ring, Safe 2 right end of valve body is provided with water inlet end, and water inlet end is fixed on 31 left end of short tube, and water inlet end is mounted under connection ring Side, safe 2 lower end of valve body are provided with water outlet, and buffer spring 33 is equipped at least two, and at least two buffer springs 33 are uniformly It is arranged in 32 right end of fixed ring, at least two buffer springs 33 are uniformly fixed on 34 left end of support ring, and fixed ring 32 is by least Two buffer springs 33 are connected with support ring 34, and 36 lower end of sewage pipe is equipped with gasket, and sealed end is fixed on sealing cover Inner bottom, sewage pipe 36 are assemblied in sealing cover upper end, and 36 lower end of sewage pipe extends into inside sealing cover, and 36 outer end of sewage pipe adds Work has external screw thread, and internal screw thread is provided on sealing cover inner wall, and sewage pipe 36 passes through internal screw thread and external screw thread and sealing cover phase Connection.
Specific embodiment: it in progress in use, staff checks the utility model first, checks whether and deposits 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 is can be carried out if problem using then carrying out in use, shield 1 is first placed into connection ring upper end by staff Rotation, since shield 1 is connected by internal screw thread and external screw thread with connection ring, therefore shield 1 is rotated while being moved downward, When shield 1 moves downwardly to extreme position, staff stops operating shield 1, and then realizes shield 1 and connection ring Between installation, shield 1 effectively protects safe valve body 2 at this time, which realizes safeguard function, effective anti- Only external items are hit with safe valve body 2, and then effectively extend the service life of safe valve body 2.
When medium flows to 31 inside of short tube from right to left, medium is first contacted with filter screen 35, miscellaneous in medium Matter can rest on 35 right end of filter screen under the action of filter screen 35, and the medium after cleaning continues on short tube 31 and safety Valve body 2 is flowed, while media flow can generate impact to filter screen 35, and then filter screen 35 is under the influence of the impact force It moves downward, so that support ring 34 be driven to move downward, and then buffer spring 33 is compressed, buffer spring 33 is made to generate bullet Power, and then realize pooling feature, effectively prevent filter screen 35 to be damaged, after medium conveying, staff stops Pumped (conveying) medium, then the impurity of 35 right end of filter screen can fall into 31 inner bottom of short tube, while impurity under self gravitation effect 34 right end of support ring is fallen into, then support ring 34 moves right under the elastic force effect of buffer spring 33, and then by support ring 34 Inside the impurity push-in sewage pipe 36 of right end, then staff's rotary seal lid, due to sewage pipe 36 by internal screw thread and External screw thread is connected with sealing cover, therefore sealing cover is rotated while being moved downward, and then separates sealing cover with sewage pipe 36, Sewage pipe 36 is in exposed state at this time, and then the impurity inside sewage pipe 36 can be discharged under self gravitation effect.
The basic principles and main features of the present invention and the advantages of the present invention 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 where 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 elements of the claims All changes are embraced therein.It should not treat any reference in the claims as limiting related right 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 embodiments being understood that.

Claims (6)

1. a kind of Quimby pump safety valve, including shield (1), safe valve body (2) and Buffer Unit (3), feature Be: the safe valve body (2) is mounted on shield (1) lower end, and extends into shield (1) inside, the safety valve master Body (2) right end is provided with Buffer Unit (3), and the Buffer Unit (3) is mounted on the downside of shield (1);
The Buffer Unit (3) includes short tube (31), fixed ring (32), buffer spring (33), support ring (34), filter screen (35) And sewage pipe (36), the short tube (31) is internal to be fixed with fixed ring (32), and fixed ring (32) right end is provided with buffering Spring (33), buffer spring (33) right end are fixed with support ring (34), and the fixed ring (32) passes through with support ring (34) Buffer spring (33) is connected, and is fixed with filter screen (35) inside the support ring (34), short tube (31) lower end is provided with Sewage pipe (36), the sewage pipe (36) are mounted on the right side of support ring (34).
2. a kind of Quimby pump safety valve according to claim 1, it is characterised in that: on the safe valve body (2) It is fixed with connection ring, and connection ring is assemblied in shield (1) inside, and connection ring outer end is machined with external screw thread, the shield (1) internal screw thread is provided on inner wall, the shield (1) is connected by internal screw thread and external screw thread with connection ring.
3. a kind of Quimby pump safety valve according to claim 1, it is characterised in that: the safe valve body (2) is right End is provided with water inlet end, and water inlet end is fixed on short tube (31) left end, and water inlet end is mounted on the downside of connection ring, the safety valve Main body (2) lower end is provided with water outlet.
4. a kind of Quimby pump safety valve according to claim 1, it is characterised in that: the buffer spring (33) is equipped with At least two, at least two buffer springs (33) are uniformly arranged on fixed ring (32) right end, at least two buffering elastics Spring (33) is uniformly fixed on support ring (34) left end, and the fixed ring (32) passes through at least two buffer springs (33) and support ring (34) it is connected.
5. a kind of Quimby pump safety valve according to claim 1, it is characterised in that: sewage pipe (36) the lower end peace Equipped with gasket, and sealed end is fixed on sealing cover inner bottom, and the sewage pipe (36) is assemblied in sealing cover upper end, the row Dirt pipe (36) lower end extends into inside sealing cover.
6. a kind of Quimby pump safety valve according to claim 1, it is characterised in that: sewage pipe (36) outer end adds Work has external screw thread, and internal screw thread is provided on sealing cover inner wall, the sewage pipe (36) by internal screw thread and external screw thread with it is close Capping is connected.
CN201820768360.XU 2018-05-22 2018-05-22 A kind of Quimby pump safety valve Expired - Fee Related CN208221091U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201820768360.XU CN208221091U (en) 2018-05-22 2018-05-22 A kind of Quimby pump safety valve

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201820768360.XU CN208221091U (en) 2018-05-22 2018-05-22 A kind of Quimby pump safety valve

Publications (1)

Publication Number Publication Date
CN208221091U true CN208221091U (en) 2018-12-11

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ID=64509203

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201820768360.XU Expired - Fee Related CN208221091U (en) 2018-05-22 2018-05-22 A kind of Quimby pump safety valve

Country Status (1)

Country Link
CN (1) CN208221091U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109441801A (en) * 2018-12-17 2019-03-08 江阴爱尔姆真空设备有限公司 A kind of pump safety valve and its Quimby pump
CN114483574A (en) * 2022-02-09 2022-05-13 江苏升亚泵阀制造有限公司 Cam rotor pump convenient to maintain

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109441801A (en) * 2018-12-17 2019-03-08 江阴爱尔姆真空设备有限公司 A kind of pump safety valve and its Quimby pump
CN114483574A (en) * 2022-02-09 2022-05-13 江苏升亚泵阀制造有限公司 Cam rotor pump convenient to maintain
CN114483574B (en) * 2022-02-09 2022-11-15 江苏升亚泵阀制造有限公司 Cam rotor pump convenient to maintain

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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: 20181211

Termination date: 20200522