CN216811908U - Dismounting structure of observation window cover plate and engine - Google Patents

Abstract

The utility model relates to the field of engine equipment, and particularly discloses a disassembly and assembly structure of an observation window cover plate and an engine, which comprise: the mounting seat is arranged on the engine and is provided with an observation window for observing the state in the engine; the observation window cover plate comprises a plate body used for covering the observation window and an elastic buckle arranged on the plate body, and the mounting seat comprises a body and a clamping groove formed in the body and buckled with the elastic buckle. This application realizes the quick assembly disassembly of mount pad and observation window apron through elasticity buckle and draw-in groove, has reduced spare part quantity on the one hand, and on the other hand installation is simpler than the bolt tightening process, has reduced man-hour.

Description

Dismounting structure of observation window cover plate and engine

Technical Field

The utility model relates to the field of engine equipment, and particularly discloses a disassembly and assembly structure of an observation window cover plate and an engine.

Background

An observation window is designed at a focus point as required on the engine and is used for observing the state in the engine, such as a phase observation window on a flywheel shell or an observation window on a timing system cover plate. Specifically, as shown in fig. 1-2, an observation window 11 'and a screw hole 12' connected with an engine are designed on a mounting seat 1', the observation window 11' is sealed by using an observation window cover plate 2', and the observation window cover plate 2' is screwed onto the mounting seat 1 'by using two bolts 3', but in the prior art, the number of parts is large, the cost is high, and the dismounting process is relatively complex.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims to provide a disassembly and assembly structure of an observation window cover plate and an engine, and aims to solve at least one technical problem.

In order to achieve the above object, the present invention provides a structure for detaching and attaching a cover plate of an observation window, which is used for an engine, and comprises:

the mounting seat is arranged on the engine and is provided with an observation window for observing the state in the engine;

the observation window cover plate comprises a plate body used for covering the observation window and an elastic buckle arranged on the plate body, and the mounting seat comprises a body and a clamping groove formed in the body and buckled with the elastic buckle.

The utility model provides an engine, which comprises the disassembly and assembly structure of the observation window cover plate.

In addition, the above-described structure for attaching and detaching the observation window cover plate of the present invention may have the following additional technical features.

According to one embodiment of the utility model, the elastic buckles are arranged on two opposite edges of the plate body, and the clamping grooves are formed on two opposite side surfaces of the body.

According to one embodiment of the utility model, the elastic buckle comprises a buckling part and an elastic arm formed by bending from the tail end of the buckling part.

According to one embodiment of the utility model, the buckling part is connected with the plate body through an arc transition part, a guide convex strip is arranged on the side surface of the body, the guide convex strip is provided with a guide inclined surface, and the buckling part is clamped into the clamping groove along the guide inclined surface.

According to one embodiment of the utility model, the buckling part is of a fold line structure, and the protruding end of the fold line structure is clamped with the clamping groove.

According to one embodiment of the utility model, the top surface of the body is divided into a mounting surface and positioning surfaces, wherein the positioning surfaces are positioned on two sides of the mounting surface, the observation window is arranged on the mounting surface, the mounting surface and the positioning surfaces are arranged in a step mode, and the plate body is attached to the mounting surface.

According to one embodiment of the utility model, the width of the top surface of the board body is L1, and the width of a connecting line between the protruding ends of two opposite elastic buckles on the board body is L2, wherein L2 is larger than L1.

Compared with the prior art, the utility model has the following beneficial effects:

this application is on prior art flat board class observation window apron basis, realizes the quick assembly disassembly of mount pad and observation window apron through elasticity buckle and draw-in groove, has reduced spare part quantity on the one hand, and on the other hand installation is simpler than the bolt tightening process, has reduced man-hour.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

FIG. 1 is a schematic view of a prior art bolt fastening structure;

FIG. 2 is a cross-sectional view taken along A-A of FIG. 1;

FIG. 3 is a perspective view showing the structure of a part of an engine according to an embodiment of the present invention;

FIG. 4 is a perspective view of FIG. 3 with the viewing window cover removed;

FIG. 5 is a perspective view of the observation window cover of FIG. 3;

FIG. 6 is a top view of FIG. 3;

FIG. 7 is a cross-sectional view taken along line B-B of FIG. 6;

fig. 8 is a partial enlarged view at I of fig. 7.

The reference numbers illustrate:

the device comprises a mounting base 1, a body 1-0, an observation window 1-1, bolt holes 1-2, guide convex strips 1-3, guide inclined planes 1-3a, clamping grooves 1-4, mounting surfaces 1-5, positioning surfaces 1-6, an observation window cover plate 2, a plate body 2-0, elastic buckles 2-1, transition portions 2-1a, buckling portions 2-1b, elastic arms 2-1c and fixing pieces 3.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that all the directional indicators (such as up, down, left, right, front, and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the movement situation, etc. in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indicator is changed accordingly.

In addition, the descriptions related to "first", "second", etc. in the present invention are only for descriptive purposes and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "connected," "secured," and the like are to be construed broadly, and for example, "secured" may be a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In addition, the technical solutions in the embodiments of the present invention may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination of technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

Engines of some embodiments of the present invention are described below with reference to fig. 3-8.

With continued reference to fig. 3-8, the engine in this embodiment includes an installation base 1, an observation window cover plate 2 and a fixing member 3, wherein the installation base 1 is disposed on the fixing member 3, and the installation base 1 includes a body 1-0 and an observation window 1-1 for observing the internal state of the engine is disposed on the body 1-0, and the observation window cover plate 2 is fastened to the installation base 1 and covers the observation window 1-1; the observation window cover plate 2 comprises a plate body 2-0 and an elastic buckle 2-1 arranged on the plate body 2-0, a bolt hole 1-2 is formed in the body 1-0 to form a clamping groove 1-4 buckled with the elastic buckle 2-1, and the mounting seat 1 and the fixing piece 3 are fixed through bolts.

In this embodiment, the outer contours of the plate body 2-0 and the body 1-0 are both square, the elastic buckles 2-1 are arranged at two opposite edges of the plate body 2-0, and the slots 1-4 are arranged on two opposite sides of the body 1-0.

Further, with reference to fig. 5, two elastic buckles 2-1 are arranged at intervals on each edge of the plate body 2-0, and correspondingly, two clamping grooves 1-4 are arranged at intervals on one side surface of the body 1-0.

With continued reference to fig. 7-8, the elastic buckle 2-1 includes an arc-shaped transition portion 2-1a, a buckling portion 2-1b, and an elastic arm 2-1c bent from the end of the buckling portion 2-1 b. Wherein, the buckling part 2-1b is connected with the plate body 2-0 through an arc transition part 2-1 a.

The side surface of the body 1-0 is provided with a guide convex strip 1-3, the guide convex strip 1-3 is provided with a guide inclined surface 1-3a, and the buckling part 2-1b is clamped into the clamping groove 1-4 along the guide inclined surface 1-3 a. Specifically, during installation, the observation window cover 2 is pressed into the installation seat 1 in the direction D1. Under the action of the guide inclined plane 1-3a, the buckling part 2-1b is opened by a component force F1 acting in the horizontal direction, and after reaching the clamping groove 1-4, the buckling part 2-1b is clamped into the clamping groove 1-4 due to resilience. When the buckle is disassembled, a vertical upward force F2 is applied to the elastic buckle 2-1, and the elastic buckle 2-1 is stressed to be opened and is separated from the clamping groove 1-4.

With reference to fig. 8, the width of the top surface of the board body 2-0 is L1, and the width of the connecting line between the protruding ends of the two opposite elastic buckles 2-1 on the board body 2-0 is L2, wherein L2 is greater than L1. By the arrangement, the elastic buckle 2-1 can be smoothly pushed open by the guide inclined plane 1-3a of the guide convex strip 1-3 in the pressing-in process.

It should be mentioned that the buckling part 2-1b can be a fold line structure, and the protruding end of the fold line structure is clamped with the clamping groove 1-4. In addition, in other embodiments of the present application, the fastening portion 2-1b may also be an arc-shaped structure, and the connection between the observation window cover plate 2 and the installation seat 1 is realized through the clamping connection between the protruding end of the arc-shaped structure and the clamping groove 1-4.

With continued reference to fig. 4, the top surface of the body 1-0 is divided into an installation surface 1-5 and a positioning surface 1-6, wherein the positioning surface 1-6 is located on both sides of the installation surface 1-5, the observation window 1-1 is arranged on the installation surface 1-5, the installation surface 1-5 and the positioning surface 1-6 are arranged in a step manner, and the plate body 2-0 is attached to the installation surface 1-5. The width W1 of the mounting surfaces 1-5 is slightly larger than the width W2 of the observation window cover plate 2, so that the observation window cover plate 2 is limited. Under the condition of normal operation of the engine, the observation window cover plate 2 can not generate large deformation only by vibration, and the observation window cover plate 2 can be firmly fixed on the mounting seat 1 under the joint of the positioning surfaces 1-6 and the clamping grooves 1-4.

For prior art on the engine through the fixed observation window apron of bolt fastening structure, the observation window apron of this application utilizes the cooperation of elasticity buckle and draw-in groove to fix to through pressure-pull mode and mount pad cooperation, not use the bolt, reduced spare part quantity. On the other hand, the pressing and pulling process is simpler than the bolt tightening process, and the installation time is reduced.

Another embodiment of the present invention provides a vehicle including the engine of any of the above embodiments.

The vehicle according to the embodiment of the present invention has the same advantages as the engine described above, and will not be described in detail herein.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention, and all equivalent structural changes made by using the contents of the specification and drawings, or any other related technical fields, which are directly or indirectly applied to the present invention, are included in the scope of the present invention.

Claims (8)

1. The utility model provides a dismouting structure of observation window apron for on the engine, its characterized in that includes:

the mounting seat is arranged on the engine and is provided with an observation window for observing the state in the engine;

the observation window cover plate comprises a plate body used for covering the observation window and an elastic buckle arranged on the plate body, and the mounting seat comprises a body and a clamping groove formed in the body and buckled with the elastic buckle.

2. The structure of claim 1, wherein the resilient clips are disposed on opposite edges of the plate body, and the engaging grooves are disposed on opposite sides of the body.

3. The structure for assembling and disassembling an observation window cover plate according to claim 2, wherein the elastic clip includes a fastening portion and an elastic arm bent from a distal end of the fastening portion.

4. The structure for disassembling and assembling an observation window cover plate according to claim 3, wherein the fastening portion is connected to the plate body through an arc-shaped transition portion, a guiding protruding strip is provided on a side surface of the body, the guiding protruding strip has a guiding inclined surface, and the fastening portion is fastened into the fastening groove along the guiding inclined surface.

5. The cover panel assembly/disassembly structure of claim 4, wherein the fastening portion is a polygonal structure, and the protruding end of the polygonal structure is engaged with the engaging groove.

6. The structure for attaching and detaching a cover plate for an observation window according to claim 4, wherein the top surface of the body is partitioned into an attachment surface and positioning surfaces, wherein the positioning surfaces are provided on both sides of the attachment surface, the observation window is opened on the attachment surface, the attachment surface and the positioning surfaces are provided in a stepped arrangement, and the plate body is attached to the attachment surface.

7. The structure for assembling and disassembling a cover plate for an observation window of claim 5, wherein the width of the top surface of the plate body is L1, and the width of the connecting line of the protruding ends of the two opposite elastic buckles on the plate body is L2, wherein L2 is larger than L1.

8. An engine comprising the structure for attaching and detaching a cover plate for an observation window according to any one of claims 1 to 7.

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