CN218445519U - Rack assembly and sample analyzer - Google Patents

Abstract

The utility model discloses a frame subassembly and sample analysis appearance, frame subassembly are used for sample analysis appearance, and the frame subassembly includes protective housing and fixed plate, and the protective housing is equipped with the holding tank, and the one end that the protective housing is close to the notch of holding tank is connecting portion, and connecting portion are equipped with the spread groove that runs through the lateral wall setting of holding tank, and the spread groove extends along the circumference of protective housing, and the spread groove is equipped with the opening. The fixing plate is provided with an annular fixing groove, the side wall of the fixing groove is provided with a convex rib, and the convex rib is suspended on the bottom wall of the fixing groove; connecting portion are used for stretching into in the fixed slot, and the opening is towards the fixed plate, and protruding muscle gets into the spread groove from the opening, and the rotary protection shell is so that protruding muscle and the spacing cooperation of spread groove or make protruding muscle just to the opening. According to the technical scheme, no additional tool is needed, the assembly and disassembly are more convenient, and the service life is longer; the safety and the attractiveness are improved without the need of screw fixation; the fixed slot is closely matched with the connecting part, so that the protective shell is more stably matched with the fixed plate.

Description

Rack assembly and sample analyzer

Technical Field

The utility model relates to the technical field of medical equipment, in particular to rack subassembly and sample analyzer.

Background

At present, the module protective housing of the existing medical instrument is usually fixed by adopting a screw, an elastic buckle and other modes.

However, in the case of fixing with screws, the exposed screws affect the appearance, additional tools are required for disassembling and assembling the screws, and the disassembled screws easily drop into a machine, thereby causing potential safety hazards; under the fixed condition of using the elasticity buckle, the buckle structural connection of formula is usually through pegging graft or turning over, and it is more difficult to dismantle, and frequent dismantlement easily causes buckle structural fracture, and the life-span is short, and the durability is poor.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a rack subassembly aims at realizing the convenient dismouting between protective housing and the fixed plate, improves aesthetic property, security and durability.

In order to achieve the above object, the utility model provides a frame subassembly is used for sample analyzer, the frame subassembly includes:

the protective shell is provided with a containing groove, one end, close to a notch of the containing groove, of the protective shell is a connecting portion, the connecting portion is provided with a connecting groove which penetrates through the side wall of the containing groove and extends along the circumferential direction of the protective shell, and the side wall of the connecting groove is provided with an opening; and

the fixing plate is provided with an annular fixing groove, the side wall of the fixing groove is provided with a convex rib, and the convex rib is suspended on the bottom wall of the fixing groove;

the connecting portion are used for stretching into in the fixed slot, the opening orientation the fixed plate, protruding muscle certainly the opening gets into the spread groove, it is rotatory the protective housing so that protruding muscle with the spacing cooperation of spread groove or messenger protruding muscle is just right the opening.

In one embodiment, the protective case includes:

the shell body is provided with the accommodating groove, and the edge of the shell body is sunken to form a groove; and

the elastic arm is connected with the shell body and partially covers the groove to form the connecting groove, and the free end of the elastic arm is spaced from the side wall of the groove to form the opening.

In an embodiment, the connecting groove includes a positioning groove and a clamping groove, the positioning groove is provided with the opening, and the clamping groove is arranged on one side of the positioning groove along the circumferential direction of the protective shell;

the elastic arm faces one side in the connecting groove and is provided with a limiting protrusion, a communicating opening is formed between the limiting protrusion and the side wall of the connecting groove and is communicated with the positioning groove and the clamping groove.

In one embodiment, the convex rib is cylindrical, the diameter of the cross section of the convex rib is d, the distance between two sides of the communication port is h, and the following conditions are met: h is less than d.

In one embodiment, the distance between the two sides of the opening gradually increases from the inside of the positioning groove to the outside of the positioning groove;

and/or the free end of the elastic arm is provided with a guide surface facing the inside of the positioning groove, and the guide surface is smoothly connected with the limiting bulge;

and/or the elastic arm and the shell body are of an integral structure.

In one embodiment, the fixing plate is provided with a through hole, and a positioning rib is arranged in the circumferential direction of the through hole in a protruding manner;

the lateral surface of location muscle with the fixed plate sinks the surface that sets up and encloses to close and forms the fixed slot, the lateral surface of location muscle be used for with the inner wall butt of connecting portion, so that the through-hole intercommunication the holding tank.

In one embodiment, one side of the bottom wall of the fixing groove, away from the positioning rib, is provided with a guide section, and the guide section is arranged in an arc shape and is smoothly connected with the outer surface of the positioning rib.

In one embodiment, the connecting portion is provided with at least two connecting grooves at intervals in the circumferential direction, the fixing plate is provided with at least two convex ribs, and one convex rib corresponds to one connecting groove.

In one embodiment, the protective shell has a circular cross-section;

and/or, the diapire of holding tank is equipped with the outside hole of dodging of intercommunication.

The utility model discloses still provide a sample analyzer, sample analyzer includes:

a rack assembly as in any of the embodiments above; and

and the heating module penetrates through the fixing plate and is used for extending into the accommodating groove.

The technical scheme of the utility model the notch at the protecting crust sets up the spacing cooperation of spread groove and the protruding muscle of fixed plate. Wherein, the connecting portion of protective housing stretches into annular fixed slot, and protruding muscle gets into the spread groove from the opening, and relative motion through protective housing and fixed plate can make protruding muscle and spread groove spacing cooperation or relieve spacingly. According to the technical scheme, an additional tool is not needed, the assembly and disassembly are more convenient, a structural part which is easy to fatigue and damage is not needed, and the service life is longer; the screws are not required to be fixed, so that the risk that the screws fall into the machine is avoided, and the safety and the attractiveness are improved; and the fixed slot is closely matched with the connecting part, so that the protective shell is more stably matched with the fixed plate.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be 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 structural diagram of an embodiment of the sample analyzer of the present invention;

FIG. 2 is an exploded view of the sample analyzer of FIG. 1;

FIG. 3 is an enlarged view of the connecting slot of FIG. 2;

fig. 4 is a schematic view of an installation procedure of an embodiment of the rack assembly of the present invention;

FIG. 5 is a schematic view of a next step in the rack assembly of FIG. 4;

FIG. 6 is a schematic diagram of a next step in the rack assembly of FIG. 5;

fig. 7 is a schematic structural view of a fixing plate according to an embodiment of the present invention.

The reference numbers illustrate:

reference numerals	Name (R)	Reference numerals	Name(s)
				1000	Sample analyzer	151a	Opening of the container
100	Rack assembly	153	Clamping groove
				10	Protective shell	30	Fixing plate
10a	Avoiding hole		30a					Through-hole
				11	Shell body	31	Fixing groove
13	Elastic arm	311	Convex rib
				131	Spacing protrusion	313	Positioning rib
15	Connecting groove	200	Heating module
				151	Locating slot

The objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.

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 of the present invention, all other embodiments obtained by a person skilled in the art without making creative efforts belong to the protection scope of the present invention.

It should be noted that all the directional indicators (such as up, down, left, right, front, back, 8230; \8230;) in the embodiments of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the attached drawings), 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 for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit ly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one of the feature. In addition, the technical solutions in the embodiments 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 to each other or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.

For realizing the convenient dismouting between protective housing and the fixed plate, improve the purpose of aesthetic property, security and durability, the utility model provides a rack subassembly 100.

Referring to fig. 1 to 7, in some embodiments of the present application, a rack assembly 100 is used for a sample analyzer 1000, the rack assembly 100 includes a protective case 10 and a fixing plate 30, the protective case 10 is provided with a receiving groove, one end of the protective case 10 near a notch of the receiving groove is a coupling portion, the coupling portion is provided with a coupling groove 15 disposed through a side wall of the receiving groove, the coupling groove 15 extends along a circumferential direction of the protective case 10, and a side wall of the coupling groove 15 is provided with an opening 151a. The fixing plate 30 is provided with an annular fixing groove 31, the side wall of the fixing groove 31 is provided with a convex rib 311, and the convex rib 311 is suspended on the bottom wall of the fixing groove 31; the connecting portion is used for extending into the fixing groove 31, the opening 151a faces the fixing plate 30, the convex rib 311 enters the connecting groove 15 from the opening 151a, and the protective shell 10 is rotated to enable the convex rib 311 to be in limit fit with the connecting groove 15 or enable the convex rib 311 to be over against the opening 151a.

In an embodiment, an instrument to be protected by the protective shell 10 is disposed in the region of the fixing plate 30 surrounded by the fixing groove 31, the protective shell 10 is substantially cylindrical, one end of the protective shell 10 having a notch extends into the fixing groove 31 to be connected with the fixing plate 30, and the instrument extends into the accommodating groove.

The annular fixing groove 31 corresponds to the connecting portion, so that the positioning speed is increased, a certain limiting effect is achieved on the protective shell 10, and the connection between the protective shell and the protective shell is faster and more stable.

The protruding rib 311 may extend from one sidewall of the fixing groove 31, or may connect two opposite sidewalls of the fixing groove 31, but the protruding rib 311 maintains a certain distance from the bottom wall of the fixing groove 31, so as to reserve a space for combining the protective shell 10.

In this embodiment, the rib 311 extends from the sidewall of the fixing groove 31 near the outer side, and the opening 151a of the connecting groove 15 is a notch structure formed on the end surface of the protective casing 10 facing the fixing plate 30. It is understood that the opening 151a is provided at one side of the connecting slot 15 along the circumferential direction of the protective case 10, and the portion of the connecting slot 15 without the opening 151a and the end surface of the protective case 10 facing the fixing plate 30 still have a solid portion with a certain thickness. When the connecting portion extends into the fixing groove 31, the protruding rib 311 enters the connecting groove 15 from the opening 151a, the protective shell 10 is rotated, the protruding rib 311 enters other portions of the connecting groove 15, the end face of the protective shell 10 abuts against the bottom wall of the fixing groove 31, and the solid portion just corresponds to the space between the protruding rib 311 and the bottom wall.

Optionally, one side of the connecting slot 15 may be bent, and a detent or an interference fit may be provided, so that the rib 311 is fixed to some extent in the connecting slot 15 to prevent the disengagement.

For example, the protective shell 10 is rotated clockwise to make the other side of the connecting slot 15 engage with the rib 311 in a limiting manner, and the protective shell 10 is rotated counterclockwise, so that the rib 311 is separated from the connecting slot 15 in a limiting manner until the rib 311 is opposite to the opening 151a, and the protective shell 10 can be pulled out to complete the detachment.

Of course, in other embodiments, the shape of the protective shell 10 may be arbitrary, and is not limited herein, on the premise that the rotatable insertion fit of the connecting portion and the fixing groove 31 is ensured.

In an embodiment, the connecting slot 15 may also be obliquely extended, and the protective casing 10 gradually goes deep into or away from the fixing slot 31 during the rotation.

The technical scheme of the utility model the notch at protecting sheathing 10 sets up the spacing cooperation of the protruding muscle 311 of spread groove 15 and fixed plate 30. The connection portion of the protective shell 10 extends into the annular fixing groove 31, the rib 311 enters the connecting groove 15 from the opening 151a, and the rib 311 and the connecting groove 15 can be in limit fit or released from limit through relative movement between the protective shell 10 and the fixing plate 30. According to the technical scheme, additional tools are not needed, the assembly and disassembly are more convenient, the structural part which is easy to generate fatigue damage is not needed, and the service life is longer; the screws are not required to be fixed, so that the risk that the screws fall into the machine is avoided, and the safety and the attractiveness are improved; and the fixing groove 31 is tightly matched with the connecting part, so that the protective shell 10 is more stably matched with the fixing plate 30.

Referring to fig. 2 and 3, in an embodiment, the protective case 10 includes a case body 11 and an elastic arm 13, the case body 11 is provided with a receiving groove, an edge of the case body 11 is recessed to form a groove, the elastic arm 13 is connected to the case body 11 and partially covers the groove to form a connecting groove 15, and a free end of the elastic arm 13 is spaced apart from a sidewall of the groove to form an opening 151a.

In this embodiment, the elastic arm 13 and the shell body 11 form the connecting groove 15 with the opening 151a, and it can be understood that the elastic arm 13 can slightly move within a certain limit after being pressed by the protruding rib 311, so as to improve the passing performance of the protruding rib 311 in the connecting groove 15 and assist in limiting the protruding rib 311.

Alternatively, the elastic arm 13 may be a small solid structure having a certain length connected to the case body 11 by a torsion spring or the like; alternatively, the elastic arm 13 may be integrally formed with the casing body 11, and the joint between the elastic arm 13 and the casing body receives a certain limit of elastic movement of the elastic arm 13, for example, the protective casing 10 may be made of a plastic with certain toughness.

Referring to fig. 3 to 6, in an embodiment, the connection groove 15 includes a positioning groove 151 and a card groove 153, the positioning groove 151 is provided with an opening 151a, and the card groove 153 is provided at one side of the positioning groove 151 along a circumferential direction of the protective case 10; the elastic arm 13 is provided with a limiting protrusion 131 towards one side in the connecting groove 15, a communication opening is formed between the limiting protrusion 131 and the side wall of the connecting groove 15, and the communication opening is communicated with the positioning groove 151 and the clamping groove 153.

In this embodiment, the limiting protrusion 131 is an arc-shaped protrusion formed by the elastic arm 13 protruding toward the surface inside the connection groove 15, so that the protruding rib 311 moves more smoothly relative to the limiting protrusion 131.

Referring to fig. 4, when the fixing plate 30 is located below and the protective shell 10 is located above, the opening 151a of the positioning groove 151 faces downward, and during the connection process between the protective shell 10 and the fixing plate 30, the positioning groove 151 can be used to quickly position the rib 311, so that the rib enters the positioning groove 151 through the opening 151a. Referring to fig. 5, the protective case 10 is rotated to make the rib 311 abut against the limiting protrusion 131, at this time, the gap at the communication port is insufficient, and the rib 311 extrudes the elastic arm 13 to deform, so that the gap is enlarged until the rib 311 can pass through the communication port. Referring to fig. 6, the protective shell 10 continues to rotate, the protruding rib 311 enters the slot 153, and the elastic arm 13 is deformed and rebounded to the initial position to achieve the self-locking effect, so that the protruding rib 311 is prevented from being loosened along the entering direction, and the protective shell 10 and the fixing plate 30 are locked and fixed.

When the casing was dismantled, rotatory along the entering direction opposite direction, because spacing arch 131's interference auto-lock, need exert some power a little and let elastic arm 13 warp, then protruding muscle 311 is deviate from along the opposite direction when entering, when realizing the convenient dismantlement of protective housing 10, also prevents the cracked risk of frequent dismouting of buckle.

Specifically, referring to fig. 5, in an embodiment, the rib 311 has a cylindrical shape, a cross-section of the rib 311 has a diameter d, and a distance between two sides of the communication opening is h, which satisfies the following condition: h is less than d. So, can cooperate the bullet arm 13 to realize the auto-lock, prevent to take off.

Alternatively, in an embodiment, the distance between the two sides of the opening 151a gradually increases from the inside of the positioning groove 151 to the outside of the positioning groove 151. That is, the opening 151a is flared to provide a certain guiding function, so that the protective shell 10 can position the rib 311 quickly, and the rib 311 can enter the positioning groove 151 smoothly from the opening 151a.

Further, the free end of the elastic arm 13 is provided with a guide surface facing the inside of the positioning groove 151, and the guide surface is smoothly connected with the limiting protrusion 131. The guide surface is an inclined surface extending from the opening 151a to the limiting protrusion, the inclined surface is tangent to the limiting protrusion 131, and the convex rib 311 can smoothly move to the limiting protrusion 131 along the guide surface in the process of rotating the protective shell 10, so that the installation smoothness and convenience are improved.

In other embodiments, the limiting protrusion 131 may also be formed on the upper wall of the connecting groove 15, and the mechanism of the dismounting motion is similar to that of the previous embodiments, which is not described herein.

Referring to fig. 2 and 7, in an embodiment, the fixing plate 30 is provided with a through hole 30a, and the through hole 30a is protruded with a positioning rib 313 in a circumferential direction; the outer side surface of the positioning rib 313 and the surface of the fixing plate 30 which is arranged in a sunken manner surround to form the fixing groove 31, and the outer side surface of the positioning rib 313 is used for being abutted against the inner wall of the connecting part, so that the through hole 30a is communicated with the accommodating groove.

In this embodiment, the through hole 30a is used for avoiding an instrument passing through the fixing plate 30 from the other side of the fixing plate 30, the through hole 30a is circumferentially provided with a positioning rib 313, and the fixing plate 30 outside the positioning rib 313 is recessed to form the fixing groove 31. The location muscle 313 is used for when protective housing 10 and fixed plate 30 are connected, for the effect that the protective layer provided location and guide, the fixed slot 31 that sinks the setting not only has certain limiting displacement to protective housing 10, makes the connection of the two more stable, still hides protruding muscle 311 and spread groove 15 isotructure, improves the aesthetic property.

It should be noted that, the bottom wall of the fixing groove 31 is formed with a sunken groove corresponding to each protruding rib 311, which facilitates the demolding of the integral molding and provides a space for the deformation of the elastic arm 13.

Further, in an embodiment, a guiding section is disposed on one side of the bottom wall of the positioning rib 313 away from the fixing groove 31, the guiding section is in an arc shape and is smoothly connected with the outer surface of the positioning rib 313, and when the edge of the protective shell 10 abuts against the guiding section, the positioning rib 313 can be smoothly extended into the fixing groove 31.

Alternatively, the guide section may also be a plane that is disposed obliquely, which is not limited herein.

Referring to fig. 7, in an embodiment, the connecting portion is circumferentially provided with at least two connecting slots 15 at intervals, the fixing plate 30 is provided with at least two protruding ribs 311, and one protruding rib 311 corresponds to one connecting slot 15 to enhance the fixing, improve the connecting strength between the protective shell 10 and the fixing plate 30, and improve the stability.

Referring to fig. 1, in an embodiment, a cross section of a protective case 10 is circular, and in this embodiment, the protective case 10 is suitable for protecting a heating module 200 having a substantially cylindrical shape, so that the protective case is circular, and is not only beautiful but also good in adaptability.

Furthermore, the bottom wall of the accommodating groove is provided with an avoiding hole 10a communicated with the outside, so that an external pipeline can be conveniently connected with an instrument in the accommodating groove.

The utility model discloses still provide a sample analyzer 1000, this sample analyzer 1000 includes frame subassembly 100 and heating module 200, and this frame subassembly 100's concrete structure refers to above-mentioned embodiment, and wherein, heating module 200 passes fixed plate 30 to be used for stretching into in the holding tank.

Since the sample analyzer 1000 employs all technical solutions of all the above embodiments, at least all the beneficial effects brought by the technical solutions of the above embodiments are achieved, and details are not repeated here.

The above is only the preferred embodiment of the present invention, and the patent scope of the present invention is not limited thereby, all the equivalent structure changes made by the contents of the specification and the drawings are utilized under the inventive concept of the present invention, or the direct/indirect application in other related technical fields is included in the patent protection scope of the present invention.

Claims (10)

1. A rack assembly for a sample analyzer, the rack assembly comprising:

the protective shell is provided with a containing groove, one end, close to the notch of the containing groove, of the protective shell is a connecting portion, the connecting portion is provided with a connecting groove which penetrates through the side wall of the containing groove, the connecting groove extends along the circumferential direction of the protective shell, and the side wall of the connecting groove is provided with an opening; and

the fixing plate is provided with an annular fixing groove, the side wall of the fixing groove is provided with a convex rib, and the convex rib is suspended on the bottom wall of the fixing groove;

the connecting portion are used for stretching into in the fixed slot, the opening orientation the fixed plate, protruding muscle certainly the opening gets into the spread groove, it is rotatory the protective housing so that protruding muscle with the spacing cooperation of spread groove or messenger protruding muscle is just right the opening.

2. The rack assembly of claim 1, wherein the protective case comprises:

the shell body is provided with the accommodating groove, and the edge of the shell body is sunken to form a groove; and

the elastic arm is connected with the shell body and partially covers the groove to form the connecting groove, and the free end of the elastic arm is spaced from the side wall of the groove to form the opening.

3. The rack assembly of claim 2, wherein the connecting groove includes a positioning groove provided with the opening and a locking groove provided at one side of the positioning groove along a circumferential direction of the protective case;

the elastic arm faces one side in the connecting groove and is provided with a limiting protrusion, a communicating opening is formed between the limiting protrusion and the side wall of the connecting groove and is communicated with the positioning groove and the clamping groove.

4. The rack assembly of claim 3, wherein the bead is cylindrical, the diameter of the cross section of the bead is d, the distance between the two sides of the communication port is h, and the following conditions are satisfied: h is less than d.

5. The rack assembly of claim 3, wherein the distance between the sides of the opening increases from the interior of the detent to the exterior of the detent;

and/or the free end of the elastic arm is provided with a guide surface facing the inside of the positioning groove, and the guide surface is smoothly connected with the limiting bulge;

and/or the elastic arm and the shell body are of an integral structure.

6. The rack assembly of claim 5, wherein the fixing plate is provided with a through hole, and the through hole is circumferentially provided with a positioning rib in a protruding manner;

the lateral surface of location muscle with the fixed plate sinks the surface that sets up and encloses to close and forms the fixed slot, the lateral surface of location muscle be used for with the inner wall butt of connecting portion, so that the through-hole intercommunication the holding tank.

7. The frame assembly of claim 6, wherein the positioning rib is provided with a guide section at a side of the bottom wall away from the fixing groove, and the guide section is arranged in an arc shape and is smoothly connected with the outer surface of the positioning rib.

8. The rack assembly of claim 1, wherein said coupling portion has at least two coupling slots circumferentially spaced apart, and said mounting plate has at least two ribs, one of said ribs corresponding to one of said coupling slots.

9. The rack assembly of claim 1, wherein the protective shell is circular in cross-section;

and/or, the diapire of holding tank is equipped with the outside hole of dodging of intercommunication.

10. A sample analyzer, the sample analyzer comprising:

the rack assembly of any one of claims 1 to 9; and

and the heating module penetrates through the fixing plate and is used for extending into the accommodating groove.

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