CN218624624U

CN218624624U - Bimetal cylinder sleeve

Info

Publication number: CN218624624U
Application number: CN202223311677.6U
Authority: CN
Inventors: 陈琦; 黄顺秀; 彭丽琼
Original assignee: Jingzhou Weike Petroleum Machinery Equipment Co ltd
Current assignee: Jingzhou Weike Petroleum Machinery Equipment Co ltd
Priority date: 2022-12-06
Filing date: 2022-12-06
Publication date: 2023-03-14
Anticipated expiration: 2032-12-06

Abstract

The utility model discloses a bimetal cylinder sleeve, including the cylinder liner subassembly, the cylinder liner subassembly includes overcoat and endotheca, be provided with installation position subassembly on the overcoat, installation position subassembly includes bayonet socket and snap ring, automatic chucking subassembly is installed to the inboard of bayonet socket, automatic installation subassembly includes fixture block and lower fixture block, the promotion subassembly is installed to the inboard of overcoat, the promotion subassembly includes guide block group and interior hexagonal screw rod, spacing subassembly is installed to the inboard of overcoat, and this bimetal cylinder liner can fix bimetal cylinder liner in the inboard back of slush pump, avoids appearing not hard up situation, and the firmness of guarantee installation fixing, and then ensures the work safety of slush pump effectively, can only need demolish the endotheca from the inboard of overcoat when the endotheca needs to be changed because of long-time wearing and tearing, need not to dismantle the work to the overcoat, reduces and dismantles and installation step, improves the change efficiency of endotheca, is applicable to install and uses in high-pressure slush pump.

Description

Bimetal cylinder sleeve

Technical Field

The utility model relates to a bimetal cylinder liner equipment technical field specifically is a bimetal cylinder liner.

Background

The patent application number is CN202221089459.X, the utility model discloses a bimetal cylinder sleeve with a replaceable lining for a high-pressure slurry pump, which is inserted into a chute on the surface of an outer metal cylinder sleeve through two convex blocks on the outer side of the inner metal cylinder sleeve, so that the inner metal cylinder sleeve can be prevented from rotating in the subsequent operation process, and the installation steps are simplified.

Therefore, how to design a bimetallic cylinder sleeve becomes a problem to be solved currently.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a bimetal cylinder sleeve to solve the problem that proposes in the above-mentioned background art, the utility model relates to a rationally, it is comparatively convenient during the use, be applicable to and install and use in the high pressure slush pump.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a bimetal cylinder sleeve, includes bimetal cylinder sleeve body, bimetal cylinder sleeve body includes the cylinder liner subassembly, the cylinder liner subassembly includes overcoat and endotheca, be provided with installation position subassembly on the overcoat, installation position subassembly includes bayonet socket and snap ring, automatic chucking subassembly is installed to the inboard of bayonet socket, automatic installation subassembly includes fixture block and lower fixture block, the promotion subassembly is installed to the inboard of overcoat, it includes guide block group and interior hexagonal screw rod to promote the subassembly, spacing subassembly is installed to the inboard of overcoat, spacing subassembly includes bayonet lock one and bayonet lock two.

Further, the outer sleeve is sleeved on the outer side of the inner sleeve, the bayonets are respectively formed in the inner sides of the inner sleeve and the outer sleeve, the upper clamping block is clamped at the outer end of the bayonet, and the lower clamping block is clamped at the inner end of the bayonet.

Further, the annular groove is formed in the outer sleeve, the clamping ring is clamped on the inner side of the annular groove, the clamping ring is located on one side of the bayonet, and the bayonet is symmetrically formed in the inner sides of the two ends of the outer sleeve.

Furthermore, the guide block group comprises a first guide block and a second guide block, one end of the first guide block and one end of the second guide block are clamped between the upper clamping block and the lower clamping block, a connecting groove is formed in the inner side of the outer sleeve, a connecting rod is clamped in the inner side of the connecting groove, and one end of the first guide block is connected with the second guide block through the connecting rod.

Furthermore, a screw opening is formed in the inner side of one end of the outer sleeve, the inner hexagonal screw is clamped on the inner side of the screw opening, an external thread is formed in the outer side of the inner hexagonal screw, an internal thread is formed in the inner wall of the screw opening, and the external thread is matched with the internal thread.

Furthermore, the other end of the first guide block is mounted at one end of the inner hexagonal screw through a bearing, and the other end of the inner hexagonal screw penetrates through the screw opening and extends to the outer side of the outer sleeve.

Furthermore, a first pin hole and a second pin hole are formed in the inner side of the outer sleeve, the first pin and the second pin hole are connected with the inner walls of the first pin hole and the second pin hole through a first spring respectively, and the other ends of the first pin and the second pin are clamped on the outer side of the inner hexagonal screw.

Furthermore, the first clamping pin and the second clamping pin are distributed on the inner side of the outer sleeve in a staggered mode, and the upper clamping block is connected with the lower clamping block through a second spring.

Has the advantages that: 1. this bimetal cylinder liner owing to be provided with overcoat, endotheca, snap ring, bayonet socket, go up fixture block, guide block one, guide block two, connecting rod, interior hexagonal screw rod, bayonet lock one, bayonet lock two and spring two, can fix bimetal cylinder liner in the inboard back of slush pump, avoids appearing not hard up situation effectively, and the firmness of guarantee installation is fixed, and then the work safety of guarantee mud pump effectively.

2. This bimetal cylinder liner owing to be provided with overcoat, endotheca, snap ring, bayonet socket, goes up fixture block, guide block one, guide block two, connecting rod, interior hexagonal screw rod, bayonet lock one, bayonet lock two, spring one and spring two, can only need demolish the endotheca from the inboard of overcoat when the endotheca needs to be changed because of long-time wearing and tearing, need not to dismantle work to the overcoat, reduces and dismantles and the installation step, improves the change efficiency of endotheca.

3. This bimetal cylinder liner reasonable in design, it is comparatively high-efficient convenient during the use, be applicable to and install and use in the high-pressure slush pump.

Drawings

Fig. 1 is a schematic structural view of a bimetallic cylinder sleeve of the present invention;

fig. 2 is a cross-sectional view of a bimetallic cylinder liner of the present invention;

FIG. 3 is a side sectional view of a bimetallic cylinder liner of the present invention;

in the figure: 1. a jacket; 2. an inner sleeve; 3. a snap ring; 4. a bayonet; 5. an upper clamping block; 6. a lower clamping block; 7. a first guide block; 8. a second guide block; 9. a connecting rod; 10. an inner hexagonal screw; 11. a first bayonet lock; 12. a second bayonet lock; 13. a first spring; 14. and a second spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

Referring to fig. 1 to 3, the present invention provides a technical solution: a bimetal cylinder sleeve comprises a bimetal cylinder sleeve body, the bimetal cylinder sleeve body comprises a cylinder sleeve assembly, the cylinder sleeve assembly comprises an outer sleeve 1 and an inner sleeve 2, an installation position assembly is arranged on the outer sleeve 1 and comprises a bayonet 4 and a snap ring 3, an automatic clamping assembly is arranged on the inner side of the bayonet 4 and comprises an upper clamping block 5 and a lower clamping block 6, a pushing assembly is arranged on the inner side of the outer sleeve 1 and comprises a guide block group and an inner hexagonal screw 10, a limiting assembly is arranged on the inner side of the outer sleeve 1 and comprises a first clamping block 11 and a second clamping block 12, the outer sleeve 1 is sleeved on the outer side of the inner sleeve 2, the bayonet 4 is respectively arranged on the inner sides of the inner sleeve 2 and the outer sleeve 1, the upper clamping block 5 is clamped at the outer end of the bayonet 4, and the lower clamping block 6 is clamped at the inner end of the bayonet 4, the outer sleeve 1 is provided with an annular groove, the snap ring 3 is clamped on the inner side of the annular groove, the snap ring 3 is positioned on one side of a bayonet 4, the bayonet 4 is symmetrically arranged on the inner sides of two ends of the outer sleeve 1, the guide block group comprises a guide block I7 and a guide block II 8, one ends of the guide block I7 and the guide block II 8 are clamped between an upper clamping block 5 and a lower clamping block 6, the inner side of the outer sleeve 1 is provided with a connecting groove, the inner side of the connecting groove is clamped with a connecting rod 9, one end of the guide block I7 is connected with the guide block II 8 through the connecting rod 9, the inner side of one end of the outer sleeve 1 is provided with a screw opening, the inner hexagonal screw 10 is clamped on the inner side of the screw opening, the outer side of the inner hexagonal screw 10 is provided with an external thread, the inner wall of the screw opening is provided with an internal thread, the external thread is matched with the internal thread, the other end of the guide block I7 is arranged at one end of the inner hexagonal screw 10 through a bearing, the other end of the inner hexagonal screw 10 penetrates through the screw opening and extends to the outer side of the outer sleeve 1, the inner side of the outer sleeve 1 is provided with a first pin hole and a second pin hole, the first pin hole 11 and the second pin hole 12 are respectively connected with the inner walls of the first pin hole and the second pin hole through a first spring 13, the other ends of the first pin hole 11 and the second pin hole 12 are clamped at the outer side of the inner hexagonal screw 10, the first pin hole 11 and the second pin hole 12 are distributed at the inner side of the outer sleeve 1 in a staggered mode, the upper clamping block 5 is connected with the lower clamping block 6 through a second spring 14, when the inner sleeve 2 is fixedly installed, the inner sleeve 2 is inserted into the inner side of the outer sleeve 1, the inner sleeve 1 is completely aligned with the outer sleeve 1, the outer sleeve 1 is inserted into the inner side of a piston cavity of the slurry pump, the inner hexagonal screw 10 is rotated, the first guide block 7 is pushed leftwards through a bearing, the first guide block 7 pushes the second guide block 8 leftwards through a connecting rod 9, and then the guide block I7 and the guide block II 8 move between the upper fixture block 5 and the lower fixture block 6, and the upper fixture block 5 is respectively pushed to the outer side of the outer sleeve 1 by utilizing the inclined sliding surface between the upper fixture block 5 and the lower fixture block 6, the lower fixture block 6 is pushed into the bayonet 4 on the inner sleeve 2, the outer sleeve 1 is fixed with the slurry pump by the upper fixture block 5, the outer sleeve 1 and the inner sleeve 2 are fixed by the lower fixture block 6, the inner hexagonal screw 10 moves the left side of the guide sheet bayonet lock I11, the bayonet lock I11 is pushed to the right end of the inner hexagonal screw 10 by the spring I13, the inner hexagonal screw 10 is prevented from moving rightwards due to vibration, the fixation of the upper fixture block 5 and the lower fixture block 6 is further ensured, the loosening condition is effectively avoided, the firmness of installation and fixation is ensured, the working safety of the slurry pump is further effectively ensured, when the inner sleeve 2 needs to be replaced due to long-time abrasion, the inner hexagonal wrench is inserted into the inner side of the screw mouth, the first clamping pin 11 and the second pin hole 12 are respectively pushed into the inner sides of the pin holes, the inner hexagonal screw 10 is reversely rotated, the inner hexagonal screw 10 drives the first guide block 7 to move rightwards, the second guide block 8 is driven to move rightwards through the connecting rod 9, the upper clamping block 5 and the lower clamping block 6 are close to each other under the pulling force of the second spring 14, the lower clamping block 6 is separated from the inner sleeve 2 firstly due to the fact that the depth of the lower clamping block 6 from the inner sleeve 2 is shallow, the lower clamping block 6 is separated from the inner sleeve 2, at the moment, the right end of the inner hexagonal screw 10 just moves to the left side of the second clamping pin 12, the outer sleeve 1 is prevented from being separated from a mud pump due to the fact that the inner hexagonal screw 10 continues to rotate, the inner sleeve 2 only needs to be dismounted from the inner side of the outer sleeve 1, dismounting work of the outer sleeve 1 is not needed, dismounting and mounting steps are reduced, and replacement efficiency of the inner sleeve is improved.

When the double-metal cylinder sleeve is used, the inner sleeve 2 is inserted into the inner side of the outer sleeve 1, the inner sleeve 2 is completely aligned with the outer sleeve 1, the outer sleeve 1 is inserted into the inner side of a piston cavity of a slurry pump, the inner hexagonal screw 10 is rotated, the inner hexagonal screw 10 pushes the first guide block 7 to the left through the bearing, the first guide block 7 pushes the second guide block 8 to the left through the connecting rod 9, the first guide block 7 and the second guide block 8 move between the upper fixture block 5 and the lower fixture block 6, the upper fixture block 5 is respectively pushed to the outer side of the outer sleeve 1 by utilizing an inclined sliding surface between the upper fixture block 5 and the lower fixture block 6, the lower fixture block 6 is pushed to the inner side of the bayonet 4 on the inner sleeve 2, the outer sleeve 1 and the slurry pump are fixed through the upper fixture block 5, the outer sleeve 1 and the inner sleeve 2 are fixed through the lower fixture block 6, the inner hexagonal screw 10 moves the left side of the first guide block 11, the first spring 13 pushes the first block 11 to the right end of the inner hexagonal screw 10, the right movement of the inner hexagonal screw 10 due to vibration is avoided, the fixation of the upper clamping block 5 and the lower clamping block 6 is further ensured, the loosening condition is effectively avoided, the firmness of installation and fixation is ensured, the working safety of the slurry pump is further effectively ensured, when the inner sleeve 2 needs to be replaced due to long-time abrasion, the inner hexagonal wrench is inserted into the inner side of the screw, the clamping pin I11 and the pin hole II 12 are respectively pushed into the inner sides of the pin holes, the inner hexagonal screw 10 is reversely rotated, the inner hexagonal screw 10 drives the guide block I7 to move rightwards, the guide block II 8 is driven to move rightwards through the connecting rod 9, the upper clamping block 5 and the lower clamping block 6 are close to each other under the pulling force of the spring II 14, the lower clamping block 6 is shallow in depth from the inner sleeve 2, the lower clamping block 6 is separated from the inner sleeve 2 firstly, and the right end of the inner hexagonal screw 10 just moves to the left side of the clamping pin II 12 at the moment, the separation of the outer sleeve 1 and the slurry pump caused by the continuous rotation of the inner hexagonal screw 10 is avoided, the inner sleeve 2 only needs to be dismounted from the inner side of the outer sleeve 1, the dismounting work of the outer sleeve 1 is not needed, the dismounting and mounting steps are reduced, and the replacement efficiency of the inner sleeve is improved.

Furthermore, it should be understood that although the present specification describes embodiments, not every embodiment includes only a single embodiment, and such description is for clarity purposes only, and it is to be understood that all embodiments may be combined as appropriate by one of ordinary skill in the art to form other embodiments as will be apparent to those of skill in the art from the description herein.

Claims

1. The utility model provides a bimetal cylinder liner, includes bimetal cylinder liner body, bimetal cylinder liner body includes the cylinder liner subassembly, the cylinder liner subassembly includes overcoat (1) and endotheca (2), be provided with installation position subassembly on overcoat (1), installation position subassembly includes bayonet socket (4) and snap ring (3), its characterized in that: automatic chucking subassembly is installed to the inboard of bayonet socket (4), automatic chucking subassembly includes fixture block (5) and lower fixture block (6), the promotion subassembly is installed to the inboard of overcoat (1), it includes guide block group and interior hexagonal screw (10) to promote the subassembly, spacing subassembly is installed to the inboard of overcoat (1), spacing subassembly includes bayonet lock one (11) and bayonet lock two (12).

2. The bimetallic cylinder liner as recited in claim 1, wherein: the outer sleeve (1) is sleeved on the outer side of the inner sleeve (2), the bayonets (4) are respectively arranged on the inner sides of the inner sleeve (2) and the outer sleeve (1), the upper clamping block (5) is clamped at the outer end of the bayonets (4), and the lower clamping block (6) is clamped at the inner end of the bayonets (4).

3. The bimetallic cylinder liner as recited in claim 2, wherein: the improved structure is characterized in that an annular groove is formed in the outer sleeve (1), the clamping ring (3) is clamped on the inner side of the annular groove, the clamping ring (3) is located on one side of the bayonet (4), and the bayonets (4) are symmetrically arranged on the inner sides of two ends of the outer sleeve (1).

4. The bimetallic cylinder liner as in claim 3, wherein: the guide block group comprises a first guide block (7) and a second guide block (8), one ends of the first guide block (7) and the second guide block (8) are clamped between the upper clamping block (5) and the lower clamping block (6), a connecting groove is formed in the inner side of the outer sleeve (1), a connecting rod (9) is clamped in the inner side of the connecting groove, and one end of the first guide block (7) is connected with the second guide block (8) through the connecting rod (9).

5. The bimetallic cylinder liner as in claim 4, wherein: the inner side of one end of the outer sleeve (1) is provided with a screw opening, the inner hexagonal screw (10) is clamped on the inner side of the screw opening, an outer thread is arranged on the outer side of the inner hexagonal screw (10), an inner thread is arranged on the inner wall of the screw opening, and the outer thread is matched with the inner thread.

6. The bimetallic cylinder liner as in claim 5, wherein: the other end of the first guide block (7) is installed at one end of the inner hexagonal screw (10) through a bearing, and the other end of the inner hexagonal screw (10) penetrates through the screw opening and extends to the outer side of the outer sleeve (1).

7. The bimetallic cylinder liner as in claim 6, wherein: the inner side of the outer sleeve (1) is provided with a first pin hole and a second pin hole, the first pin hole (11) and the second pin hole (12) are respectively connected with the inner walls of the first pin hole and the second pin hole through a first spring (13), and the other ends of the first pin hole (11) and the second pin hole (12) are clamped on the outer side of the inner hexagonal screw (10).

8. The bimetallic cylinder liner as in claim 7, wherein: the clamping pin I (11) and the clamping pin II (12) are distributed on the inner side of the outer sleeve (1) in a staggered mode, and the upper clamping block (5) is connected with the lower clamping block (6) through a spring II (14).