CN211042792U

CN211042792U - Improved belled tube

Info

Publication number: CN211042792U
Application number: CN201921265839.2U
Authority: CN
Inventors: 王加旭; 王殿二; 褚兴飞; 姜翠萍; 丁杰
Original assignee: Shanda Environmental Restoration Co ltd
Current assignee: Shanda Environmental Restoration Co ltd
Priority date: 2019-08-07
Filing date: 2019-08-07
Publication date: 2020-07-17
Anticipated expiration: 2029-08-07

Abstract

The utility model relates to a modified bailer pipe, including body, end cover, disk seat, check ball, pull rod, connecting plate, first stay cord and second stay cord, the body constitute by last body, middle body and body down, the upper and lower both ends of middle body stretch into respectively supreme body and low tube internally, the inner wall of outer wall and the upper tube body at middle body upper and lower both ends and body down between all be provided with the sealing rubber circle, end cover detachably install the upper end at last body, the lower extreme of body under the disk seat installation, the bottom of disk seat seted up business turn over liquid hole, the disk seat in seted up with the first check groove of check ball assorted, check ball swing joint in first check groove, business turn over liquid hole seal through the cooperation of check ball with first check groove. The design has the advantages of simple structure, easy manufacture, practicality and high efficiency.

Description

Improved belled tube

Technical Field

The utility model relates to an environmental remediation technical field, specificly relate to a modified bailer tube.

Background

When adopting the sampling of bailer tube now, when pouring water in the reagent bottle by the bailer tube, will touch intraductal check ball with the hand, make the lower part of bailer tube main part leave certain gap, water flows out from the gap, however, because the reagent bottleneck is also less, when the sampling operation, the water sampling that can appear flows to external environment, probably causes secondary pollution to the environment, consequently designs an improved bailer tube and just seems to be especially important in order to solve above-mentioned problem.

Disclosure of Invention

The utility model discloses a check ball and check board carry out double seal, have improved its sealing performance greatly, prevent secondary pollution's emergence, and provide a modified bailer pipe.

In order to solve the technical problem, the utility model provides a modified belleville tube which is characterized in that: the anti-return valve comprises a pipe body, an end cover, a valve seat, a check ball, a pull rod, a connecting plate, a first pull rope and a second pull rope, wherein the pipe body consists of an upper pipe body, a middle pipe body and a lower pipe body, the upper end and the lower end of the middle pipe body respectively extend into the upper pipe body and the lower pipe body, sealing rubber rings are arranged between the outer walls of the upper end and the lower end of the middle pipe body and the inner walls of the upper pipe body and the lower pipe body, the end cover is detachably arranged at the upper end of the upper pipe body, the valve seat is arranged at the lower end of the lower pipe body, a liquid inlet and outlet hole is formed in the bottom of the valve seat, a first check groove matched with the check ball is formed in the valve seat, the check ball is movably connected into the first check groove, the liquid inlet and outlet hole is sealed through the matching of the check ball and the first check groove, and the lower end of the pull rod penetrates through the end cover to, the end cover is provided with a guide hole matched with the pull rod, the connecting plate is installed at the upper end of the pull rod, the first pull rope is connected to the connecting plate, and the second pull rope is connected to the top of the end cover.

Further: the outer walls of the left end and the right end of the middle pipe body are provided with supporting seats, the upper surface and the lower surface of each supporting seat are respectively provided with a screw, the outer sides of the upper pipe body and the lower pipe body are respectively provided with a connecting seat, the screws penetrate through the connecting seats and are movably connected with the connecting seats, the screws on the upper side and the lower side of each connecting seat are respectively connected with a locking nut, and the locking nuts on the upper side and the lower side of each connecting seat are fixed on the screws.

And further: the inner walls of the upper pipe body and the lower pipe body are provided with limiting seats.

And further: the outer wall of the pull rod is provided with external threads, the external threads at the lower end of the pull rod are connected with a check plate, the external threads of the pull rod on the upper side and the lower side of the check plate are respectively connected with an adjusting nut, the check plate is fixed on the external threads of the pull rod through the adjusting nuts on the upper side and the lower side, and a second check groove matched with the check plate is formed in the valve seat.

After the structure is adopted, the check ball and the check plate are used for double sealing, so that the sealing performance of the check ball is greatly improved, and secondary pollution is prevented; and the design also has the advantages of simple structure, easy manufacture, practicality and high efficiency.

Drawings

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

Fig. 1 is a schematic structural diagram of the present invention.

Detailed Description

The improved belleville tube shown in fig. 1 comprises a tube body, an end cover 4, a valve seat 5, check balls 6, a pull rod 10, a connecting plate 20, a first pull rope 17 and a second pull rope 18, wherein the tube body is composed of an upper tube body 1, a middle tube body 2 and a lower tube body 3, the upper end and the lower end of the middle tube body 2 respectively extend into the upper tube body 1 and the lower tube body 3, sealing rubber rings 19 are respectively arranged between the outer walls of the upper end and the lower end of the middle tube body 2 and the inner walls of the upper tube body 1 and the lower tube body, the end cover 4 is detachably mounted at the upper end of the upper tube body 1, the valve seat 5 is mounted at the lower end of the lower tube body 3, a liquid inlet and outlet hole 11 is formed in the bottom of the valve seat 5, a first check groove matched with the check ball 6 is formed in the valve seat 5, the check ball 6 is movably connected in the first check groove, and the liquid inlet and outlet hole 11 is sealed through the cooperation of the check ball 6 and the first check groove, the lower extreme of pull rod 10 pass end cover 4 and stretch into in the disk seat and link to each other with check ball 6, end cover 4 on seted up with pull rod assorted guiding hole, connecting plate 20 install the upper end at the pull rod, first stay cord 17 connect on connecting plate 20, second stay cord 18 connect at the top of end cover 4, the inner wall of last tube body 1 and lower tube body 3 on all be provided with spacing seat 12. The design has the advantages of simple structure, easy manufacture, practicality and high efficiency.

As shown in fig. 1, the outer walls of the left and right ends of the middle tube body 2 are provided with a support base 13, the upper and lower surfaces of the support base 13 are respectively provided with a screw 15, the outer sides of the upper tube body 1 and the lower tube body 3 are respectively provided with a connecting base 14, the screw 15 passes through the connecting base and is movably connected with the connecting base, the screws on the upper and lower sides of the connecting base 14 are respectively connected with a locking nut 16, and the locking nuts on the upper and lower sides of the connecting base are fixed on the screws.

The outer wall of the pull rod shown in fig. 1 is provided with external threads, the external threads at the lower end of the pull rod are connected with a check plate 7, the external threads of the pull rod at the upper side and the lower side of the check plate 7 are respectively connected with an adjusting nut 9, the check plate 7 is fixed on the external threads of the pull rod through the adjusting nuts at the upper side and the lower side, and a second check groove matched with the check plate is formed in the valve seat. The check ball and the check plate are used for double sealing, so that the sealing performance is greatly improved, and the secondary pollution is prevented; and the design also has the advantages of simple structure, easy manufacture, practicality and high efficiency.

Claims

1. An improved baylor tube, characterized by: the anti-return valve comprises a pipe body, an end cover, a valve seat, a check ball, a pull rod, a connecting plate, a first pull rope and a second pull rope, wherein the pipe body consists of an upper pipe body, a middle pipe body and a lower pipe body, the upper end and the lower end of the middle pipe body respectively extend into the upper pipe body and the lower pipe body, sealing rubber rings are arranged between the outer walls of the upper end and the lower end of the middle pipe body and the inner walls of the upper pipe body and the lower pipe body, the end cover is detachably arranged at the upper end of the upper pipe body, the valve seat is arranged at the lower end of the lower pipe body, a liquid inlet and outlet hole is formed in the bottom of the valve seat, a first check groove matched with the check ball is formed in the valve seat, the check ball is movably connected into the first check groove, the liquid inlet and outlet hole is sealed through the matching of the check ball and the first check groove, and the lower end of the pull rod penetrates through the end cover to, the end cover is provided with a guide hole matched with the pull rod, the connecting plate is installed at the upper end of the pull rod, the first pull rope is connected to the connecting plate, and the second pull rope is connected to the top of the end cover.

2. An improved baylor tube as claimed in claim 1, wherein: the outer walls of the left end and the right end of the middle pipe body are provided with supporting seats, the upper surface and the lower surface of each supporting seat are respectively provided with a screw, the outer sides of the upper pipe body and the lower pipe body are respectively provided with a connecting seat, the screws penetrate through the connecting seats and are movably connected with the connecting seats, the screws on the upper side and the lower side of each connecting seat are respectively connected with a locking nut, and the locking nuts on the upper side and the lower side of each connecting seat are fixed on the screws.

3. An improved baylor tube as claimed in claim 1, wherein: the inner walls of the upper pipe body and the lower pipe body are provided with limiting seats.

4. An improved baylor tube as claimed in claim 1, wherein: the outer wall of the pull rod is provided with external threads, the external threads at the lower end of the pull rod are connected with a check plate, the external threads of the pull rod on the upper side and the lower side of the check plate are respectively connected with an adjusting nut, the check plate is fixed on the external threads of the pull rod through the adjusting nuts on the upper side and the lower side, and a second check groove matched with the check plate is formed in the valve seat.