CN219956840U - Test structure of nitrogen spring pressure tester - Google Patents

Abstract

The utility model relates to the field of nitrogen spring testing, and discloses a nitrogen spring pressure testing machine testing structure, which comprises a testing machine and a plurality of nitrogen spring bodies, wherein two fixing columns are arranged in the testing machine, a testing head and a fixing table are respectively sleeved on the two fixing columns, the testing head is positioned above the fixing table, a telescopic cylinder is arranged on the bottom wall of the fixing table, the nitrogen spring bodies are all arranged on the fixing table, a plurality of fixing holes are formed in the top wall of the fixing table, a plurality of limiting holes are formed in the bottom wall of each nitrogen spring body, and a fixing assembly is arranged at the bottom of the fixing table; according to the utility model, the telescopic inserted link is arranged, so that the effect of rapidly fixing the nitrogen spring on the fixed table is achieved, and the efficiency of fixing the nitrogen spring and the efficiency of testing are effectively improved.

Description

Test structure of nitrogen spring pressure tester

Technical Field

The utility model relates to the field of nitrogen spring testing, in particular to a testing structure of a nitrogen spring pressure testing machine.

Background

The nitrogen spring is sealed in a container, nitrogen is compressed by the high-pressure nitrogen through the post rod, the post rod is sprung by the expansion of the high-pressure nitrogen after the external force is removed, the quality of the nitrogen spring needs to be detected at regular time in order to ensure the safety of a user, a common detection device is a nitrogen spring pressure testing machine, the nitrogen spring needs to be fixed on a table board in the testing process, a common fixing means is screw fixation, although the fixation is very firm, the bottom of the nitrogen spring is often provided with a fixing hole, and screws are required to be installed one by one in the fixing process, so that the fixing efficiency is lower;

for the above related art, the inventor considers that the conventional nitrogen spring pressure tester has the defect of being complicated when fixing the nitrogen spring, which results in lower fixing efficiency and lower testing efficiency, and therefore, a testing structure of the nitrogen spring pressure tester is provided to solve the above problems.

The above information disclosed in this background section is only for enhancement of understanding of the background section of the utility model and therefore it may not form the prior art that is already known to those of ordinary skill in the art.

Disclosure of Invention

In order to solve the problems that a common nitrogen spring pressure testing machine needs to be provided with screws one by one when fixing a nitrogen spring, and the fixing process is complicated, the utility model provides a testing structure of the nitrogen spring pressure testing machine.

The utility model provides a test structure of a nitrogen spring pressure tester, which adopts the following technical scheme:

the utility model provides a nitrogen spring pressure test machine test structure, includes test machine and a plurality of nitrogen spring body, install two fixed columns in the test machine, two cover respectively on the fixed column is equipped with test head and fixed station, the test head is located the fixed station top, telescopic cylinder has been installed to the fixed station diapire, and is a plurality of nitrogen spring body all installs on the fixed station, a plurality of fixed orificess have been seted up to the fixed station roof, every a plurality of restriction holes have all been seted up to nitrogen spring body diapire, fixed subassembly is installed to the fixed station bottom.

Preferably, the positions of the fixing holes are respectively corresponding to the positions of the limiting holes one by one, and the sizes of the fixing holes are also consistent with the sizes of the limiting holes.

Preferably, the fixed subassembly includes the center plate, two side boards, two return springs and a plurality of inserted bars, and is a plurality of the fixed orifices is passed respectively to the inserted bar, the center plate is installed at a plurality of inserted bar diapire, the perforation has been seted up to the center plate roof, flexible cylinder wears out from the perforation, two the both ends at the fixed station diapire are installed respectively to the side board, two the spout has been seted up to side board one side lateral wall that is close to each other, the slide bar has been installed respectively at the center plate both ends, two slide bar respectively with two spout inner wall sliding connection, two return springs are installed respectively between slide bar diapire and spout diapire.

Preferably, a pull plate is arranged on the side wall of the central plate, and a groove is formed in the top wall of the pull plate.

Preferably, the length of the inserting rod is larger than the thickness of the fixing table, and the outer diameter of the inserting rod is consistent with the inner diameter of the fixing hole.

In summary, the utility model has the following beneficial technical effects:

the central plate drives the inserted rod to be separated from the limiting hole at the bottom of the nitrogen spring by pulling the pulling plate, so that the limitation of the nitrogen spring is released, and when the nitrogen spring is required to be fixed, the pulling plate is pulled downwards, the limiting hole at the bottom of the nitrogen spring is aligned with the fixing hole, and then the pulling plate is released; compared with the prior art, the nitrogen spring quick fixing device has the effect of quickly fixing the nitrogen spring, and the nitrogen spring after the test is required to be taken down easily and conveniently, so that the efficiency of testing the pressure of the nitrogen spring is effectively improved.

Drawings

FIG. 1 is a schematic view of a test machine and nitrogen spring body according to an embodiment of the present disclosure;

FIG. 2 is a schematic structural view of a fixing assembly according to the embodiment of the application;

fig. 3 is a schematic structural view of a nitrogen spring body in an application embodiment.

Reference numerals illustrate: 1. a testing machine; 2. a nitrogen spring body; 3. fixing the column; 4. a test head; 5. a fixed table; 6. a telescopic cylinder; 7. a fixing hole; 8. limiting the aperture; 9. a center plate; 10. a side plate; 11. a return spring; 12. a rod; 13. perforating; 14. a chute; 15. a slide bar; 16. pulling a plate; 17. a groove.

Detailed Description

The utility model is described in further detail below with reference to fig. 1-3.

The embodiment of the utility model discloses a test structure of a nitrogen spring pressure tester. Referring to fig. 1, a test structure of a nitrogen spring pressure tester comprises a tester 1 and a plurality of nitrogen spring bodies 2, wherein two fixing columns 3 are arranged in the tester 1, a test head 4 and a fixing table 5 are respectively sleeved on the two fixing columns 3, the test head 4 is positioned above the fixing table 5, a telescopic cylinder 6 is arranged on the bottom wall of the fixing table 5, the plurality of nitrogen spring bodies 2 are all arranged on the fixing table 5, a plurality of fixing holes 7 are formed on the top wall of the fixing table 5, and a limiting hole 8 arranged at the bottom of the nitrogen spring body 2 is mainly used for being conveniently arranged on other parts, and in the process of using the tester 1 for pressure test, only the position of the nitrogen spring body 2 is required to be ensured not to move, so that the fixing effect can be achieved by using an inserting rod 12 to be inserted into the limiting hole 8;

referring to fig. 3, the bottom wall of each nitrogen spring body 2 is provided with a plurality of limiting holes 8, the positions of a plurality of fixing holes 7 are respectively in one-to-one correspondence with the positions of a plurality of limiting holes 8, the sizes of the fixing holes 7 are also consistent with those of the limiting holes 8, and when the nitrogen spring bodies 2 are placed on the fixing table 5, the positions of the fixing holes 7 can be used as references, so that the accuracy and the speed for placing the nitrogen spring bodies 2 are improved;

referring to fig. 2, a fixing assembly is installed at the bottom of the fixing table 5, the fixing assembly includes a central plate 9, two side plates 10, two return springs 11 and a plurality of insert rods 12, the insert rods 12 respectively pass through the fixing holes 7, the central plate 9 is installed at the bottom walls of the insert rods 12, the length of the insert rods 12 is greater than the thickness of the fixing table 5, the outer diameter of the insert rods 12 is consistent with the inner diameter of the fixing holes 7, if the outer diameter of the insert rods 12 is smaller than the fixing holes 7, the insert rods 12 can be easily penetrated out of the fixing holes 7, but when the insert rods 12 are inserted into the limiting holes 8, gaps exist between the insert rods 12 and the limiting holes 8, and therefore, the nitrogen spring body 2 can slightly shake or move, and thus, inaccurate test data or damage to the nitrogen spring body 2 can be caused in the test process;

the top wall of the central plate 9 is provided with a perforation 13, the telescopic cylinder 6 penetrates out of the perforation 13, the side wall of the central plate 9 is provided with a pull plate 16, the top wall of the pull plate 16 is provided with a groove 17, the pull plate 16 is arranged to facilitate a worker to pull the central plate 9 downwards, and the groove 17 is arranged to conform to the bending habit of the fingers of the worker, so that the worker can pull the pull plate 16 more easily;

two side boards 10 are respectively arranged at two ends of the bottom wall of the fixed table 5, sliding grooves 14 are respectively formed in the side walls, close to one side, of the two side boards 10, sliding rods 15 are respectively arranged at two ends of the central board 9, the two sliding rods 15 are respectively connected with the inner walls of the two sliding grooves 14 in a sliding mode, two return springs 11 are respectively arranged between the bottom wall of the sliding rods 15 and the bottom wall of the sliding grooves 14, the return springs 11 are in initial states and can upwards push the central board 9, the top wall of the central board 9 abuts against the bottom wall of the fixed table 5, and therefore the inserting rods 12 are inserted into limiting holes 8 in the bottom wall of the nitrogen spring body 2.

The implementation principle of the test structure of the nitrogen spring pressure tester provided by the embodiment of the utility model is as follows: when the nitrogen spring body 2 is wanted to be tested, the pull plate 16 is pulled downwards firstly, the central plate 9 drives the inserting rods 12 to move downwards, the return springs 11 are in a compressed state, the limiting holes 8 at the bottom of the nitrogen spring body 2 are aligned with the fixing holes 7 at the top of the fixing table 5, the pull plate 16 can be loosened after the nitrogen spring body 2 is accurately placed on the fixing table 5, the central plate 9 can drive the inserting rods 12 to be inserted into the limiting holes 8 at the bottom of the nitrogen spring body 2 under the elastic force of the return springs 11, the effect of limiting the nitrogen spring body 2 is achieved, and the pressure efficiency of the nitrogen spring body 2 is effectively improved.

The last points to be described are: first, in the description of the present utility model, it should be noted that, unless otherwise specified and defined, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be mechanical or electrical, or may be a direct connection between two elements, and "upper," "lower," "left," "right," etc. are merely used to indicate relative positional relationships, which may be changed when the absolute position of the object being described is changed;

secondly: in the drawings of the disclosed embodiments, only the structures related to the embodiments of the present disclosure are referred to, and other structures can refer to the common design, so that the same embodiment and different embodiments of the present disclosure can be combined with each other under the condition of no conflict;

finally: the foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and principles of the utility model are intended to be included within the scope of the utility model.

The above embodiments are not intended to limit the scope of the present utility model, so: all equivalent changes in structure, shape and principle of the utility model should be covered in the scope of protection of the utility model.

Claims (2)

1. The utility model provides a nitrogen spring pressure test machine test structure, includes test machine (1) and a plurality of nitrogen spring body (2), its characterized in that: two fixed columns (3) are arranged in the testing machine (1), two testing heads (4) and fixed tables (5) are respectively sleeved on the fixed columns (3), the testing heads (4) are located above the fixed tables (5), telescopic cylinders (6) are arranged on the bottom wall of the fixed tables (5), a plurality of nitrogen spring bodies (2) are all arranged on the fixed tables (5), a plurality of fixed holes (7) are formed in the top wall of the fixed tables (5), a plurality of limiting holes (8) are formed in the bottom wall of each nitrogen spring body (2), the positions of the fixed holes (7) are respectively in one-to-one correspondence with the positions of the limiting holes (8), the size of the fixed holes (7) is also consistent with that of the limiting holes (8), a fixed assembly is arranged at the bottom of the fixed tables (5), the fixed assembly comprises a central plate (9), two side plates (10), two return springs (11) and a plurality of inserting rods (12), a plurality of inserting rods (12) respectively penetrate through the fixed holes (7), the central plate (9) is provided with a plurality of side plates (16), the top wall (16) is provided with a plurality of slots (16), the telescopic cylinder (6) penetrates out of the perforation (13), two side plates (10) are respectively arranged at two ends of the bottom wall of the fixed table (5), two side plates (10) are close to one side wall of each other and are provided with sliding grooves (14), two ends of the central plate (9) are respectively provided with sliding rods (15), two sliding rods (15) are respectively in sliding connection with the inner walls of the two sliding grooves (14), and two return springs (11) are respectively arranged between the bottom wall of the sliding rod (15) and the bottom wall of the sliding groove (14).

2. The nitrogen spring pressure tester test structure according to claim 1, wherein: the length of the inserted link (12) is larger than the thickness of the fixed table (5), and the outer diameter of the inserted link (12) is consistent with the inner diameter of the fixed hole (7).