Lower pump air tightness detection device

Abstract

The utility model relates to an air tightness detection device, in particular to a lower pump air tightness detection device, which comprises a detection unit, the detection unit comprises a bottom plate, a positioning die and an air tightness connector, the bottom plate is provided with a mounting seat, the mounting seat is longitudinally adjustably arranged on the bottom plate, the mounting seat is provided with a mounting groove, and the air tightness connector is arranged in the mounting groove. The positioning mold is detachably arranged in the mounting groove, the length of the mounting groove is larger than that of the positioning mold, the positioning mold is arranged in the mounting groove in a transverse adjusting mode and is provided with a positioning part, and the airtight connector is arranged above the positioning part in a lifting mode. The positioning die is designed to be disassembled, assembled and adjusted to adapt to air tightness detection of pumps of different specifications; the adjusting screw drives the mounting seat to slide and adjust along the longitudinal sliding rail, so that the adjusting accuracy and the stability of the adjusted mounting seat are ensured.

Description

Technical Field

[0001] The utility model relates to an air tightness detection device, in particular to an air tightness detection device for a lower pump. Background Art

[0002] The existing lower pump air tightness detection device adopts a double-station design. The lower pump is sleeved on the positioning mold, and the airtight connector is aligned with the corresponding hole position and lowered for airtight detection. After the detection is completed, the airtight connector rises and swings to the side to leave space for the lower pump to be removed from the positioning mold and the next lower pump to be sleeved on the positioning mold. The positioning mold can be adjusted laterally, and only the air tightness detection of the left lower pump can be performed, and the air tightness detection of the right lower pump cannot be taken into account. Utility Model Content

[0003] In view of the technical problems existing in the background technology, the utility model aims to provide a lower pump air tightness detection device, and designs the disassembly, assembly and adjustment of the positioning mold to adapt to the air tightness detection of lower pumps of different specifications.

[0004] In order to solve the above technical problems, the utility model adopts the following technical solutions: the lower pump air tightness detection device comprises a detection unit, the detection unit comprises a base plate, a positioning mold and an airtight connector, the base plate is provided with a mounting seat, the mounting seat is longitudinally adjusted on the base plate, the mounting seat has a mounting groove, the positioning mold is detachably arranged in the mounting groove, the length of the mounting groove is greater than the length of the positioning mold, the positioning mold is transversely adjusted in the mounting groove, the positioning mold has a positioning part, and the airtight connector is lifted and lowered above the positioning part.

[0005] In this solution, the positioning mold can be disassembled and replaced to adapt to the air tightness test of the left and right lower pumps. The mounting seat is adjusted longitudinally on the bottom plate, and the positioning mold is adjusted transversely in the mounting groove, which can adapt to the air tightness test of pumps of different specifications.

[0006] Preferably, the bottom plate is provided with a longitudinal slide rail, and the mounting seat is slidably arranged on the longitudinal slide rail.

[0007] In this solution, the mounting seat is slidably adjusted along the longitudinal slide rail, and the longitudinal slide rail plays a guiding role in the adjustment to ensure the accuracy of the adjustment.

[0008] Preferably, an adjusting screw is installed on the bottom plate, the adjusting screw is threadably matched with the mounting seat, and the adjusting screw drives the mounting seat to slide along the longitudinal slide rail.

[0009] In this solution, the adjusting screw is rotated to drive the mounting seat to slide along the longitudinal slide rail. The adjustment range can be small enough. The adjusting screw and the mounting seat thread cooperate to ensure the stability of the mounting seat after adjustment.

[0010] Preferably, the longitudinal slide rail is T-shaped.

[0011] In this solution, the longitudinal slide rail extends to both sides to form a T-shape, and the extension portion can limit the upper and lower positions of the mounting seat to prevent the mounting seat from tilting and ensure the stability of the mounting seat.

[0012] Preferably, a plurality of threaded holes are arranged on the side wall of the installation groove in the transverse direction, and the threaded holes are used for installing fastening bolts, and the fastening bolts are used to fix the positioning mold.

[0013] In this solution, the positioning mold can be fixed by tightening the fastening bolts against the positioning mold. According to the position change of the positioning mold in the installation groove, different threaded holes can be selected to screw in the fastening bolts for fixing.

[0014] The beneficial effects of the utility model are that the disassembly and adjustment of the positioning mold is designed to adapt to the air tightness detection of pumps of different specifications; the adjustment screw drives the mounting seat to slide and adjust along the longitudinal slide rail to ensure the accuracy of the adjustment and the stability of the mounting seat after adjustment. Therefore, compared with the prior art, the utility model has substantial characteristics and progress. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] The following describes the relevant details and working principles of the implementation methods and embodiments of the present utility model in conjunction with the accompanying drawings.

[0016] Figure 1 It is a three-dimensional structural schematic diagram of the utility model.

[0017] Figure 2 It is a three-dimensional structural schematic diagram of the positioning mold in the utility model.

[0018] In the figure: 1. Detection unit; 2. Base plate; 3. Mounting seat; 4. Mounting groove; 5. Positioning mold; 6. Positioning part; 7. Airtight connector; 8. Longitudinal slide rail; 9. Adjustment screw; 10. Threaded hole. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model; it is obvious that the described embodiments are only part of the embodiments of the implementation of the utility model, rather than all of the embodiments, and all other embodiments obtained by ordinary technicians in this field without making creative work based on the embodiments of the utility model are within the scope of protection of the utility model.

[0020] See attached Figure 1-2In an example of the present embodiment, a lower pump air tightness detection device includes a detection unit 1, and the detection unit 1 includes a base plate 2, a positioning mold 5 and an airtight connector 7. A mounting seat 3 is provided on the base plate 2, and the mounting seat 3 is longitudinally adjusted and arranged on the base plate 2. The mounting seat 3 has a mounting groove 4, and the positioning mold 5 is detachably arranged in the mounting groove 4. The length of the mounting groove 4 is greater than the length of the positioning mold 5. The positioning mold 5 is transversely adjusted and arranged in the mounting groove 4. The side wall of the mounting groove 4 is transversely provided with a plurality of threaded holes 10, and the threaded holes 10 are provided for the installation of fastening bolts, and the fastening bolts are used to fix the positioning mold 5. The positioning mold 5 has a positioning portion 6, and the positioning portion 6 is vertically arranged or longitudinally arranged. The airtight connector 7 is lifted and lowered above the positioning portion 6.

[0021] In this embodiment, the positioning mold 5 can be disassembled and assembled to replace the type of positioning mold 5 to adapt to the air tightness test of the left and right lower pumps. The mounting seat 3 is adjusted longitudinally on the base plate 2, and the positioning mold 5 is adjusted transversely in the mounting groove 4, which can adapt to the air tightness test of pumps of different specifications. After the adjustment is completed, the airtight connector 7 is lowered and pressed against the corresponding hole position for airtightness test; the positioning part 6 is vertically arranged to adapt to the left lower pump, and the positioning part 6 is longitudinally arranged to adapt to the right lower pump; tightening the fastening bolt against the positioning mold 5 can fix the positioning mold 5, and different threaded holes 10 can be selected according to the position change of the positioning mold 5 in the mounting groove 4 to screw in the fastening bolts for fixing.

[0022] In other alternative embodiments, the airtight connector 7 may also be swingably arranged to provide space for directly removing and lowering the pump.

[0023] See attached Figure 1 A longitudinal slide rail 8 is provided on the base plate 2, and the longitudinal slide rail 8 is T-shaped. The mounting seat 3 is slidably set on the longitudinal slide rail 8. An adjusting screw 9 is installed on the base plate 2, and the adjusting screw 9 is threadedly matched with the mounting seat 3. The adjusting screw 9 drives the mounting seat 3 to slide along the longitudinal slide rail 8.

[0024] In this embodiment, rotating the adjusting screw 9 drives the mounting seat 3 to slide along the longitudinal slide rail 8. The adjustment range can be small enough, and the longitudinal slide rail 8 plays a guiding role in the adjustment to ensure the accuracy of the adjustment; the adjusting screw 9 and the mounting seat 3 are threadedly matched to ensure the stability of the mounting seat 3 after adjustment. The longitudinal slide rail 8 extends to both sides to form a T-shape, and the extension part can limit the upper and lower positions of the mounting seat 3 to avoid the mounting seat 3 from tilting, thereby ensuring the stability of the mounting seat 3.

[0025] The above is a preferred embodiment of the utility model, and it should be noted that the protection scope of the utility model is not limited thereto. For those skilled in the art, without departing from the equivalent inventive concept of the technical scope disclosed by the utility model, several improvements and modifications or equivalent substitutions can be made, which are also regarded as the protection scope of the utility model.

Claims

1. A lower pump air tightness detection device, characterized in that: The detection unit (1) comprises: A bottom plate (2) having a mounting seat (3) disposed thereon, the mounting seat (3) being longitudinally adjustable and arranged on the bottom plate (2), the mounting seat (3) having a mounting groove (4); a positioning mold (5) which is detachably arranged in the installation groove (4); the length of the installation groove (4) is greater than the length of the positioning mold (5); the positioning mold (5) is arranged in the installation groove (4) in a transversely adjustable manner; and the positioning mold (5) has a positioning portion (6); An airtight connection head (7) is lifted and arranged above the positioning portion (6).

2. A lower pump air tightness detection device as claimed in claim 1, characterized in that: The bottom plate (2) is provided with a longitudinal slide rail (8), and the mounting seat (3) is slidably arranged on the longitudinal slide rail (8).

3. A lower pump air tightness detection device as claimed in claim 2, characterized in that: An adjusting screw (9) is mounted on the base plate (2), the adjusting screw (9) being threadably matched with the mounting seat (3), and the adjusting screw (9) drives the mounting seat (3) to slide along the longitudinal slide rail (8).

4. A lower pump air tightness detection device as claimed in claim 2, characterized in that: The longitudinal slide rail (8) is T-shaped.

5. A lower pump air tightness detection device as claimed in claim 1, characterized in that: The side wall of the installation groove (4) is provided with a plurality of threaded holes (10) in the transverse direction, the threaded holes (10) being used for installing fastening bolts, and the fastening bolts are used to fix the positioning mold (5).

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