CN210056051U

CN210056051U - Grid fixing and popping device and medical imaging equipment

Info

Publication number: CN210056051U
Application number: CN201920602812.1U
Authority: CN
Inventors: 潘文荣
Original assignee: Neusoft Medical Systems Co Ltd
Current assignee: Neusoft Medical Systems Co Ltd
Priority date: 2019-04-28
Filing date: 2019-04-28
Publication date: 2020-02-14
Anticipated expiration: 2029-04-28

Abstract

The utility model provides a fixed pop-up device of grid and medical imaging equipment. The grid fixing and popping device comprises a grid, a bracket component, a locking component and an elastic component, wherein the locking component and the elastic component are fixed on the bracket component, the grid is slidably arranged on the bracket component and is pushed to the elastic component to deform, and the locking component locks the grid on the bracket component. The grid is slidably arranged on the support component, and the guiding effect is good. The grid is locked on the bracket component through the locking component, so that the grid is not easy to shift in the vibration or moving process of the medical imaging equipment, and the position stability is good. When the grid is locked on the support component, the elastic component elastically abuts against the grid so that the grid is subjected to elastic pretightening force far away from the locking component. After the locking assembly unlocks the grid, the grid slides along the support assembly under the action of the elastic force of the elastic assembly, and the grid is convenient to detach.

Description

Grid fixing and popping device and medical imaging equipment

Technical Field

The utility model belongs to the technical field of medical equipment, a fixed pop-up device of grid and medical imaging equipment is related to.

Background

In a medical imaging device, a detection ray irradiates a detection object and images on a detector, and a stray ray needs to be filtered before the detector images. In the related art, a grid is disposed between a detection object and a detector, and the grid filters stray rays to improve imaging quality.

The medical imaging equipment removes or installs the grid according to different application occasions and different detection objects. For example, a medical imaging apparatus detects a child, and a grid is attached to an apparatus main body and fixed. A radiation generator emits radiation toward the detection object, and a grid filters stray radiation and allows effective radiation to be received by the apparatus body and imaged. The grid can be removed from the device body when the current examination item is completed or other parts are examined.

However, the grid is horizontally placed on the apparatus body by plugging, and is easily displaced during movement or vibration of the apparatus body. And when grid and equipment main part closely fixed, grid's the dismouting degree of difficulty is high. In the related art, the grid is provided with a grip portion for pushing and pulling, which tends to cause the grid to become bulky as a whole.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model provides a grid fixes popping out device and medical imaging equipment.

Specifically, the utility model discloses a technical scheme's first aspect is: the utility model provides a fixed pop-up device of grid, includes grid, bracket component, is fixed in the locking subassembly and the elastic component of bracket component, the grid slides and locates the bracket component pushes away to elastic component elastic deformation, the locking subassembly will the grid lock in the bracket component.

Optionally, the locking component is hooked and connected to the grid.

Optionally, the locking assembly includes a latch hook member and at least one elastic member elastically abutting against the latch hook member, and the grid pushes against the latch hook member to move against the elastic force of the elastic member until the latch hook member elastically resets and hooks the grid.

Optionally, the locking hook includes a body portion and a hook portion protruding from the body portion, the elastic member elastically abuts against the body portion, and the hook portion is hooked to the grid.

Optionally, the hook portion is provided with a hooking surface, and an included angle θ is formed between the hooking surface and the sliding plane of the grid, where θ is greater than or equal to 60 degrees and less than or equal to 90 degrees.

Optionally, the latch hook is slidably disposed on the bracket assembly and pushes against the elastic member to elastically deform, and a sliding direction of the latch hook is obliquely intersected with a sliding direction of the grid.

Optionally, the elastic assembly includes at least one spring set fixed to the bracket assembly, and at least a portion of the spring set is located in a sliding direction of the grid.

Optionally, the bracket assembly includes a cross beam, a horizontal rail fixedly disposed on the cross beam, and a mounting bracket, the grid is slidably disposed on the horizontal rail, and the locking assembly and the elastic assembly are assembled to the mounting bracket.

Optionally, the bracket assembly further comprises a guide portion provided to the mounting bracket, along which the locking assembly moves.

Optionally, the locking device further comprises an unlocking assembly slidably disposed on the bracket assembly, and the locking assembly is pushed by the unlocking assembly to move and unlock the bracket assembly.

Optionally, the unlocking assembly includes a push rod and a key assembly elastically abutted to the push rod, and the push rod is fixed to the locking assembly.

Optionally, the grid is provided with a filter body and a locking part arranged at the edge of the filter body, the filter body is slidably arranged on the support assembly, and the locking assembly is locked at the locking part.

Optionally, the grid fixing and ejecting apparatus further comprises a detection assembly fixed to the bracket assembly, the detection assembly being configured to detect that the grid is locked to the locking assembly.

The utility model discloses a technical scheme's second aspect does: a medical imaging device comprises a device body and the grid fixing and ejecting device, wherein the support assembly is fixed on the device body.

The embodiment of the utility model provides a technical scheme can include following beneficial effect:

the grid is slidably arranged on the support component, and the guiding effect is good. The grid is locked on the bracket component through the locking component, so that the grid is not easy to shift in the vibration or moving process of the medical imaging equipment, and the position stability is good. When the grid is locked on the support component, the elastic component elastically abuts against the grid so that the grid is subjected to elastic pretightening force far away from the locking component. After the locking assembly unlocks the grid, the grid slides along the support assembly under the action of the elastic force of the elastic assembly, and the grid is convenient to detach.

Drawings

Fig. 1 is a schematic diagram illustrating a rear view of a grid locked to a locking assembly according to an exemplary embodiment of the present invention.

Fig. 2 is a schematic structural diagram illustrating an unlocking assembly locking the grid according to an exemplary embodiment of the present invention.

Fig. 3 is a schematic cross-sectional view of a grid locked to a locking assembly according to an exemplary embodiment of the present invention.

Fig. 4 is an enlarged schematic view of a structure at a in fig. 3.

Fig. 5 is an enlarged schematic view of the locking assembly at a of fig. 3 unlocking the grid.

Fig. 6 is a schematic top view of a grid locked to a locking assembly according to an exemplary embodiment of the invention.

Fig. 7 is a schematic diagram illustrating a locking assembly unlocking a grid and an elastic assembly pushing the grid to move according to an exemplary embodiment of the present invention.

Wherein, the bracket assembly 10; a cross beam 11; a mounting bracket 12; fitting holes 121; a horizontal guide rail 13; a guide portion 14; a locking assembly 20; a latch hook member 21; a body portion 211; a hook portion 212; barbs 2121; a connecting portion 2122; a hook face 2123; a ramp surface 2124; an elastic member 22; a grid 30; the filter body 31; a locking portion 32; the locking surfaces 321; a slope 33; an elastic member 40; a group of spring plates 41; a detection assembly 50; an unlocking assembly 60; a key assembly 61; a button member 611; a return spring 612; a push rod 62; a chassis 70.

Detailed Description

Reference will now be made in detail to the exemplary embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, like numbers in different drawings represent the same or similar elements unless otherwise indicated. The embodiments described in the following exemplary embodiments do not represent all embodiments consistent with the present invention. Rather, they are merely examples of apparatus and methods consistent with certain aspects of the invention, as detailed in the appended claims.

The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used in this specification and the appended claims, the singular forms "a", "an", and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It should also be understood that the term "and/or" as used herein refers to and encompasses any and all possible combinations of one or more of the associated listed items.

It is to be understood that although the terms first, second, third, etc. may be used herein to describe various information, such information should not be limited to these terms. These terms are only used to distinguish one type of information from another. For example, the first information may also be referred to as second information, and similarly, the second information may also be referred to as first information, without departing from the scope of the present invention. The word "if" as used herein may be interpreted as "at … …" or "when … …" or "in response to a determination", depending on the context.

As shown in fig. 1 and 2, the present embodiment discloses a grid fixing and ejecting apparatus applied to a medical imaging device. The grid fixing and popping device comprises a grid 30, a bracket assembly 10, a locking assembly 20 fixed on the bracket assembly 10 and an elastic assembly 40, wherein the grid 30 is slidably arranged on the bracket assembly 10 and pushes against the elastic assembly 40 to elastically deform, and the locking assembly 20 locks the grid 30 on the bracket assembly 10.

Grid 30 slides linearly along carriage assembly 10 and is removably attached to carriage assembly 10. The locking member 20 is fixed to the bracket assembly 10 and located in the sliding direction of the grid 30, and when the grid 30 slides along the bracket assembly 10 to a predetermined position, the locking member 20 locks the grid 30 to keep the assembly position of the grid 30 and the bracket assembly 10 fixed. Grid 30 is slidably disposed on bracket assembly 10, and the guiding effect is good. Grid 30 is locked to bracket assembly 10 through locking component 20, is difficult for shifting in medical imaging equipment vibration or removal process, and the position stability is good.

The elastic member 40 is fixed to the bracket assembly 10, and at least a portion of the elastic member 40 is located on the sliding path of the grid 30. During the sliding assembly of grid 30 to carriage assembly 10, elastic member 40 is elastically deformed by the urging of grid 30 until grid 30 is locked by locking member 20. An elastic pre-tightening force is formed between the elastic component 40 and the grid 30, and at least one component of the elastic pre-tightening force is a direction pushing the grid 30 away from the locking component 20. After the locking assembly 20 unlocks the grid 30, the grid 30 slides along the bracket assembly 10 under the elastic force of the elastic assembly 40, and the detachment is convenient.

Locking assembly 20 locks grid 30 to carriage assembly 10, wherein the connection between grid 30 and carriage assembly 10 can be: a plug connection, a snap connection, a hook connection, etc., the locking assembly 20 is abutted or clamped on the joint portion of the grid 30 and the bracket assembly 10. In an alternative embodiment, grid 30 is snap-fit connected to locking assembly 20. In an alternative embodiment, grid 30 is plugged into bracket assembly 10 and pushed against locking assembly 20 to retract. Locking member 20 abuts the portion of grid 30 that is inserted into carriage assembly 10 and locks grid 30 to carriage assembly 10.

As shown in fig. 3 to 5, in one embodiment, the locking assembly 20 is hooked to the grid 30. Grid 30 slides along carriage assembly 10 and moves to the locking assembly 20, and the locking assembly 20 is hooked to grid 30. Optionally, locking assembly 20 is slidably hooked to grid 30. For example, the locking member 20 slides linearly or along a predetermined trajectory under an external force and is hooked on the grid 30. Optionally, locking assembly 20 is slidably hooked to grid 30. The locking member 20 is pivotally connected to the bracket assembly 10 and can rotate around the pivotal portion, so that the locking member 20 is hooked to the grid 30. Locking assembly 20 is hooked on grid 30 and can release the locking of grid 30 under the exogenic action, and locking and unblock are convenient.

In one embodiment, the locking assembly 20 includes a latch hook 21 and at least one elastic member 22 elastically abutting against the latch hook 21, and the grid 30 pushes the latch hook 21 to move against the elastic force of the elastic member 22 until the latch hook 21 elastically resets and hooks the grid 30.

The latch member 21 is slidably or rotatably mounted to the bracket assembly 10, and the elastic member 22 elastically abuts against the latch member 21 to maintain the latch member 21 at a deployed position. Grid 30 slides along support assembly 10 and abuts on latch hook 21, and latch hook 21 overcomes the elastic force of elastic member 22 and rotates or moves under the pushing force of grid 30, and slides against the surface of grid 30. Grid 30 continues to move under the action of external force until latch hook member 21 slides to the latch portion of grid 30, which may be configured as a groove or a rib. The latch hook member 21 is elastically restored under the elastic pre-tightening force of the elastic member 22, and is hooked to the latch portion of the grid 30, so that the grid 30 is latched to the predetermined position of the bracket assembly 10. Moreover, the elastic force of the elastic piece 22 always acts on the latch hook piece 21, so that the latch hook piece 21 is prevented from being separated from the grid 30, and the locking effect is good.

When the latch hook member 21 overcomes the elastic force of the elastic member 22 and moves under the external force to disengage the latch hook member 21 from the grid 30, the grid 30 slides along the bracket assembly 10 and moves away from the locking assembly 20 under the elastic force of the elastic member 40, which is convenient to assemble and disassemble.

In an alternative embodiment, the latch hook 21 includes a body 211 and a hook 212 protruding from the body 211, the elastic member 22 elastically abuts against the body 211, and the hook 212 hooks the grid 30. The hook portion 212 is protruded from the body portion 211, and includes a connection portion 2122 protruded from the body portion 211 and an barb 2121 protruded from the connection portion 2122. Optionally, the hook body portion 212 approximates an "L" shaped configuration.

The end surface of hook part 212 is provided with a slope surface 2124, and the edge of grid 30 is provided with a slope surface 33 corresponding to slope surface 2124. Grid 30 moves to latch hook member 21, and inclined surface 33 abuts and abuts against inclined surface 2124, so that latch hook member 21 slides or rotates under the urging force of grid 30, so that barb 2121 hooks the locking portion of grid 30. The contact surfaces of hook portion 212 and grid 30 are matched with each other, and the guiding effect is good.

In an alternative embodiment, hook body 212 has hook face 2123, and hook face 2123 forms an included angle θ with the sliding plane of grid 30, where θ is greater than or equal to 60 degrees and less than or equal to 90 degrees. When the latch hook 21 is hooked on the grid 30, the hooking surface 2123 forms an included angle θ with the sliding plane of the grid 30, such as 90 degrees, 85 degrees, 80 degrees, 75 degrees, 70 degrees, 60 degrees, etc.

Hook part 212 is hooked to grid 30, and hook face 2123 of hook part 212 and grid 30 are abutted against each other, so that grid 30 is locked to holder assembly 10 by hook part 212. Optionally, grid 30 is provided with locking surfaces 321, locking surfaces 321 mating with hooking surfaces 2123 when hook portions 212 are hooked to grid 30. When the included angle between hooking surface 2123 and grid 30 is smaller than 90 degrees, a barb is formed between hooking surface 2123 and grid 30 for locking, so that grid 30 is prevented from being separated from hook body 212 in a vibration environment, and the locking effect is good.

In an alternative embodiment, latch hook member 21 is slidably disposed on bracket assembly 10 and pushes elastic member 22 to elastically deform, and the sliding direction of latch hook member 21 obliquely intersects the sliding direction of grid 30. The latch hook 21 is slidably connected to the bracket assembly 10 and abuts against a predetermined portion of the bracket assembly 10 under the elastic force of the elastic member 22. Grid 30 is slidably disposed on bracket assembly 10 and abuts latch hook 21, and accordingly, the sliding direction of latch hook 21 and the sliding direction of grid 30 are inclined to each other. For example, the sliding direction of the locking hook 21 is 75 degrees, 80 degrees, 90 degrees, 100 degrees, 120 degrees, etc. to the sliding direction of the grid 30. Grid 30 abuts on latch hook member 21 and pushes latch hook member 21 to slide, and the sliding stability is good.

As shown in fig. 6 and 7, in an embodiment, the elastic assembly 40 includes at least one spring group 41 fixed to the bracket assembly 10, and at least a portion of the spring group 41 is located in the sliding direction of the grid 30. The spring plate assembly 41 includes a resilient member, such as a spring, a leaf spring, a cantilever structure with elastic deformation, etc., fixed to the mounting bracket 12. The elastic sheet set 41 is fixed to the bracket assembly 10, the grid 30 moves along the mounting bracket 12 and pushes against the elastic sheet set 41, and the elastic sheet set 41 elastically deforms under the pushing of the grid 30. Optionally, the elastic sheet set 41 further includes an abutting member fixed to the elastic element, and the abutting member abuts against the grid 30 under the elastic force of the elastic element.

In an alternative embodiment, the elastic assembly 40 is provided with two spring sets 41, and the spring sets 41 are spring pieces fixed to the bracket assembly 10. The spring piece is of a strip-shaped thin plate structure, can elastically deform under the action of external force and elastically resets after the external force disappears. Two groups of elastic sheet sets 41 are fixed on the bracket assembly 10 and distributed on two sides of the locking assembly 20, the grid 30 is locked to the locking assembly 20, and the two groups of elastic sheet sets 41 are elastically abutted to the edge of the grid 30. In an alternative embodiment, the two groups of spring plates 41 are symmetrically distributed on the rack assembly 10.

In one embodiment, the bracket assembly 10 includes a beam 11, a horizontal rail 13 fixed to the beam 11, and a mounting bracket 12, the grid 30 is slidably disposed on the horizontal rail 13, and the locking assembly 20 and the elastic assembly 40 are mounted on the mounting bracket 12. Grid 30 is slidably disposed on horizontal rail 13, and beam 11 is located at one end of horizontal rail 13. The mounting bracket 12 is fixedly arranged on the cross beam 11 and is positioned in the extending direction of the horizontal guide rail 13. The locking assembly 20 is fixed to the mounting bracket 12, and the mounting bracket 12 is disposed at an oblique angle to the horizontal guide rail 13. For example, the mounting bracket 12 is disposed perpendicular to the horizontal guide rail 13.

The elastic member 40 is fixed to the mounting bracket 12 and extends toward both sides of the locking member 20. Specifically, the elastic sheet set 41 is fixed to the mounting bracket 12 and extends toward both sides of the cross beam 11, and the end of the elastic sheet set 41 is located in the horizontal guide rail 13. Grid 30 slides along horizontal guide rail 13 and contacts with elastic sheet group 41, and the contact effect is good.

In an alternative embodiment, horizontal guide 13 comprises a first guide and a second guide parallel to the first guide, and grid 30 slides on both sides of the first guide and the second guide. Alternatively, guide grooves are provided on both sides of the grid 30, and at least a portion of the first and second guide rails are inserted into the guide grooves to slide the grid 30 along the horizontal guide rails 13.

In an alternative embodiment, horizontal guide 13 includes a first sliding groove and a second sliding groove parallel to the first sliding groove, and two sides of grid 30 are respectively slidably provided with the first sliding groove and the second sliding groove. Alternatively, guide rails are provided on both sides of the grid 30, and at least part of the guide rails are inserted into the first and second sliding grooves to slide the grid 30 along the horizontal guide rails 13.

In an alternative embodiment, the carriage assembly 10 further includes a guide 14 disposed on the mounting carriage 12, and the locking assembly 20 moves along the guide 14. The locking assembly 20 is slidably disposed on the bracket assembly 10, and specifically, the locking assembly 20 is slidably disposed on the guide portion 14. The mounting bracket 12 defines a mounting aperture 121, and the locking assembly 20 is positioned within the mounting aperture 121. Alternatively, the locking assembly 20 is provided with a protruding shaft, and the guide portion 14 is a groove provided on the wall of the fitting hole 121, the protruding shaft engages with the groove and guides the locking assembly 20 to slide on the mounting bracket 12. Alternatively, the locking assembly 20 is provided with a guide hole, the guide portion 14 is a guide post fixed to the mounting bracket 12, and the locking assembly 20 is sleeved outside the guide post through the guide hole. Specifically, the latch hook 21 is slidably disposed on the guide post, and the elastic member 22 is disposed on the guide post and elastically abuts against the latch hook 21.

As shown in fig. 1 and 2, in an embodiment, the grid fixing and ejecting apparatus further includes an unlocking assembly 60 slidably disposed on the carriage assembly 10, and the locking assembly 20 moves and unlocks the carriage assembly 10 when pushed by the unlocking assembly 60. Unlocking assembly 60 is slidably disposed on bracket assembly 10, and can push locking assembly 20 to move under the action of external force, so that locking assembly 20 can unlock grid 30 under the pushing of unlocking assembly 60. For example, unlocking assembly 60 pushes one end of latch hook member 21 to rotate, so that hook body portion 212 of latch hook member 21 is unlocked from grid 30. Alternatively, the unlocking assembly 60 pushes one end of the latch hook member 21 to move linearly, so that the hook body portion 212 of the latch hook member 21 is unlocked from the grid 30. The unlocking assembly 60 expands the unlocking range of the locking assembly 20 and improves the unlocking convenience.

In an alternative embodiment, the unlocking assembly 60 includes a push rod 62 and a key assembly 61 elastically abutted against the push rod 62, and the push rod 62 is fixed to the locking assembly 20. The push rod 62 is fixed to the locking assembly 20 and extends to the key assembly 61, so that the key assembly 61 is installed at a predetermined position of the medical imaging apparatus. For example, the key assembly 61 is mounted on the surface of the housing 70 of the medical imaging device. Push rod 62 extends from mounting bracket 12 to below key assembly 61. Alternatively, the push rod 62 is provided as a straight rod or a partially curved member. Push rod 62 is fixed in locking subassembly 20 and moves with locking subassembly 20, and button subassembly 61 pushes away push rod 62 and moves to make locking subassembly 20 release grid 30's locking, the unblock is convenient.

Optionally, the key assembly 61 includes a button 611 and a return spring 612 elastically abutting against the button 611, the button 611 can push the push rod 62 to move under the action of external force, and the return spring 612 can drive the button 611 to elastically return after the external force applied to the button 611 disappears, so that the return effect is good. Optionally, the return spring 612 is mounted at the case 70.

As shown in fig. 4 and 5, in an embodiment, grid 30 has a filtering main body 31 and a locking part 32 disposed at the edge of filtering main body 31, filtering main body 31 is slidably disposed on bracket assembly 10, and locking assembly 20 is locked to locking part 32.

The filter body 31 is used for filtering scattered rays, and the locking portions 32 are provided at the edges of the filter body 31, and the locking portions 32 are locking portions for connecting the grids 30. The grid 30 slides along the bracket assembly 10, and the edge of the filter body 31 abuts against the locking assembly 20 and pushes the locking assembly 20 to move or rotate until the locking assembly 20 is elastically restored and locked to the locking part 32. Optionally, a chamfer 33 is provided at the edge of the filter body 31 and towards one side of the locking assembly 20.

In an alternative embodiment, the locking portions 32 are provided as locking holes penetrating the filter body 31; or, the locking part 32 is a locking groove formed by partially sinking from the surface of the filter body 31; alternatively, the locking portions 32 are ribs protruding from the surface of the filter body 31. The locking surface 321 is provided on the inner wall surface of the locking hole or the locking groove, or the locking surface 321 is provided on the outer surface of the rib.

As shown in fig. 6 and 7, in an embodiment, the grid fixing pop-up device further includes a detecting assembly 50 fixed to the carriage assembly 10, the detecting assembly 50 being used for detecting that the grid 30 is locked to the locking assembly 20. Sensing assembly 50 is mounted to carriage assembly 10 and determines whether grid 30 is mounted to carriage assembly 10 and latched by latching assembly 20 via a contact or inductive trigger, among other modes. Alternatively, the detecting element 50 is a trigger-type detecting element, such as a travel switch, a touch switch, etc., and the grid 30 is locked by the locking element 20, so that the grid 30 abuts against the detecting element 50. Alternatively, the detection component 50 is provided as an inductive detection element, such as a hall element, a photosensor, or the like. The bucky 30 is locked by the locking assembly 20, the bucky 30 blocks the detection light of the detecting assembly 50, or the magnetic field interacts with the hall element, etc. The detection assembly 50 is connected to the control portion of the medical imaging apparatus, so that the signal detected by the detection assembly 50 is transmitted to the control portion of the medical imaging apparatus, and an operator of the medical imaging apparatus can quickly know the assembly condition of the grid 30.

In an alternative embodiment, sensing assembly 50 is mounted to carriage assembly 10, and sensing assembly 50 is triggered by spring assembly 40 to determine whether grid 30 is mounted to carriage assembly 10 and is locked by locking assembly 20. For example, when grid 30 pushes elastic member 40 to elastically compress, sensing member 50 sends a sensing signal that grid 30 is mounted to carriage assembly 10. When spring assembly 40 pushes grid 30 away from locking assembly 20, then detection assembly 50 sends a detection signal that grid 30 is not assembled to carriage assembly 10.

The grid fixing and ejecting device disclosed in the above embodiment is applied to a medical imaging apparatus to improve the assembly and disassembly efficiency of the grid 30 and reduce the overall volume of the grid 30. In one embodiment, the medical imaging apparatus includes an apparatus main body to which the carriage assembly 10 is fixed, and the grid fixing and ejecting device provided in the above embodiment.

The carriage assembly 10 is fixed to an apparatus main body, which is provided with a mounting opening facing the grid 30, and the horizontal rail 13 is located in the mounting opening. Grid 30 assembles to horizontal guide rail 13 and is locked by locking Assembly 20 from the installing port, and the simple to operate. A detaching opening for pushing the locking member 20 to move is provided in the apparatus main body, and a user can directly unlock the grid 30 from the locking member 20 through the detaching opening. Alternatively, the unlocking member 60 is mounted to the apparatus body, and the locking member 20 is unlocked by the unlocking member 60. After the unlocking assembly 60 unlocks, the grid 30 is ejected out of the device body under the elastic force of the elastic assembly 40, and the detachment is convenient. The medical imaging device can emit rays and form images, such as a blood vessel machine, an X-ray machine, and the like.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a fixed pop-up device of grid, its characterized in that includes grid, bracket component, is fixed in the locking subassembly and the elastic component of bracket component, the grid cunning locate the bracket component pushes away to elastic component elastic deformation, the locking subassembly will the grid lock in the bracket component.

2. Grid fixing and ejecting device according to claim 1, characterized in that the locking assembly is hooked to the grid.

3. The grid fixing pop-up device according to claim 2, wherein the locking assembly comprises a latch hook and at least one elastic member elastically abutting against the latch hook, and the grid pushes against the latch hook to move against the elastic force of the elastic member until the latch hook elastically returns and hooks the grid.

4. The grid fixing pop-up device according to claim 3, wherein the latch hook comprises a body portion and a hook portion protruding from the body portion, the elastic member elastically abuts against the body portion, and the hook portion is hooked to the grid.

5. The grid fixing and ejecting device according to claim 4, wherein the hook portion is provided with an engaging surface, and an included angle θ is formed between the engaging surface and a sliding plane of the grid, wherein θ is greater than or equal to 60 degrees and less than or equal to 90 degrees.

6. The grid fixing and ejecting device according to claim 3, wherein the latch hook is slidably disposed on the bracket assembly and pushes against the elastic member to elastically deform, and a sliding direction of the latch hook obliquely intersects with a sliding direction of the grid.

7. The grid fixing and ejecting device according to claim 1, wherein the elastic member comprises at least one spring set fixed to the bracket assembly, and at least a portion of the spring set is located in a sliding direction of the grid.

8. The grid fixing and ejecting device according to claim 1, wherein the bracket assembly comprises a cross beam, a horizontal rail fixed to the cross beam, and a mounting bracket, the grid is slidably disposed on the horizontal rail, and the locking assembly and the elastic assembly are assembled to the mounting bracket.

9. The grid fixing and ejecting apparatus according to claim 8, wherein the carriage assembly further comprises a guide portion provided to the mounting bracket, and the locking assembly moves along the guide portion.

10. The grid fixing and ejecting device according to claim 1, further comprising an unlocking assembly slidably disposed on the carriage assembly, wherein the locking assembly moves and unlocks the carriage assembly when pushed by the unlocking assembly.

11. The grid fixing pop-up device according to claim 10, wherein the unlocking assembly comprises a push rod and a key assembly elastically abutting against the push rod, and the push rod is fixed to the locking assembly.

12. The grid fixing and ejecting device according to claim 1, wherein the grid is provided with a filtering body and a locking part arranged on an edge of the filtering body, the filtering body is slidably arranged on the bracket assembly, and the locking assembly is locked on the locking part.

13. Grid fixation pop-up device according to claim 1, further comprising a detection assembly fixed to the carriage assembly for detecting the locking of the grid to the locking assembly.

14. A medical imaging apparatus comprising an apparatus main body to which the carriage assembly is fixed, and the grid fixing and ejecting apparatus according to any one of claims 1 to 13.