CN210775428U - Food safety inspection device grips structure - Google Patents

Abstract

The utility model relates to a food safety inspection device grips structure, include: a detection device body; and install in the test probe at detection device body top, be provided with on the lateral surface of detection device body and be used for the holding the mechanism that grips of detection device body, the mechanism that grips includes: a grip housing; the convex blocks are symmetrically arranged at the bottom of the holding shell; the holding support is matched with the protruding block; and the adjusting component is hinged between the protruding block and the holding support in a sliding manner, the holding shell is also connected with a protective cover used for protecting the detection probe in a sliding manner, and a fastening component used for fixedly connecting the protective cover is arranged between the protective cover and the holding shell. The utility model discloses have the tired sensation that slows down user hand in the use, the effect that the person of facilitating the use simultaneously operated to the device.

Description

Food safety inspection device grips structure

Technical Field

The utility model belongs to the technical field of food safety monitoring equipment's technique and specifically relates to a food safety inspection device grips structure is related to.

Background

At present, the food safety detection is to detect harmful substances in food according to national indexes, mainly the detection of some harmful and toxic indexes, such as heavy metal, aflatoxin and the like. An important aspect of food science and engineering is the introduction and use of chemical unit operations and the development of food engineering unit operations, thereby promoting the development of the food industry towards large-scale, continuous and automated.

The current chinese patent that publication number is CN208255198U discloses a hand-held type food safety inspection device, including the body, the inside of body is provided with built-in power supply, and the front of body is provided with touch display screen and display screen lid, and the fixed spy post that is equipped with in side of body, the top fixed mounting who visits the post has the probe, covers the protection through utilizing the visor to visiting post and probe, and one side of body is provided with the first finger groove of a plurality of, and the opposite side of body is provided with the second and indicates the groove, the utility model relates to a hand-held type food safety inspection device can solve current food safety inspection device and carry inconveniently, and is not convenient for hand-held, the complicated problem of operation.

The above prior art solutions have the following drawbacks: when detecting, because this hand-held type food safety inspection device itself has certain weight, the user utilizes the one hand to hold this food safety inspection device for a long time and measures, causes hand fatigue easily, and the one hand is operated this food safety inspection device simultaneously, often can seem very inconvenient.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a food safety inspection device's structure of gripping has the tired sensation that slows down user's hand in the use, and the effect that the person of facilitating the use operated to the device simultaneously.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:

a holding structure of a food safety inspection device, comprising: a detection device body; and install in the test probe at detection device body top, be provided with on the lateral surface of detection device body and be used for the holding the mechanism that grips of detection device body, the mechanism that grips includes: a grip housing; the convex blocks are symmetrically arranged at the bottom of the holding shell; the holding support is matched with the protruding block; and the adjusting component is hinged between the protruding block and the holding support in a sliding manner, the holding shell is also connected with a protective cover used for protecting the detection probe in a sliding manner, and a fastening component used for fixedly connecting the protective cover is arranged between the protective cover and the holding shell.

By adopting the technical scheme, when the detection device body is used for detection, the holding support on the holding shell can be used for facilitating a user to better hold the detection device body so as to operate the detection device body, and the holding mode can relieve the fatigue feeling of the hand of the user in the long-time use process; meanwhile, the distance between the protruding block and the holding support can be adjusted by utilizing the adjusting component so as to meet the holding requirements of different users, and therefore the comfort level of the users can be improved; and through setting up visor and fastening components, not only can protect the test probe better, can fix the bottom at the shell of gripping to the visor moreover, and then can reduce the condition that the visor loses.

The utility model discloses further set up to: the adjusting component comprises a fixing block connected to the holding support; a plurality of adjusting rods hinged on the fixed blocks; a sliding block hinged on the adjusting rod; the sliding groove is arranged on the protruding block and is in sliding connection with the sliding block; and the adjusting piece is arranged between the sliding block and the sliding groove.

By adopting the technical scheme, the sliding connection structure of the adjusting rod, the sliding block and the sliding groove is arranged, so that the sliding block can slide along the sliding groove, and the sliding block drives one end of the adjusting rod to slide so as to adjust the distance between the holding support and the protruding block; and can adjust the slip stroke of slider, in order to realize holding the effect that holds the interval of holding support and protruding piece and adjust through utilizing the regulating part to can satisfy different users' the demand of holding, and then can slow down the tired sensation of hand in long-time use.

The utility model discloses further set up to: the adjusting piece comprises first cavities symmetrically arranged on the sliding block; the first clamping rod is slidably and telescopically arranged in the first cavity; a plurality of first clamping grooves which are arranged on the protruding blocks and clamped with the first clamping rods; and one end of the first spring is connected with the first clamping rod, the other end of the first spring is connected with the sliding block, and the first clamping groove is communicated with the sliding groove.

Through adopting above-mentioned technical scheme, through the connection structure who sets up the mutual joint of first kelly on the slider and first draw-in groove, when the slider slides on the spout, first kelly and the mutual butt of spout on the slider, make first kelly contract in first cavity, in order to extrude first spring, then under the flexible effect that resets of first spring, make first kelly block advance in the first draw-in groove, thereby can realize holding the effect that holds the support and adjust with the interval of protruding piece, and then can satisfy different users' the demand of holding, can slow down the tired sensation of hand in long-time use simultaneously.

The utility model discloses further set up to: the holding support is a rubber block with an arc-shaped structure.

Through adopting above-mentioned technical scheme, grip through the setting and hold the block rubber that holds the support and be circular-arc structure, should grip and hold the support and not only can make the user feel comfortable when gripping, this block rubber itself can play certain anti-skidding effect moreover to can hold the support and carry out more firm gripping.

The utility model discloses further set up to: the fastening component comprises connecting rods which are symmetrically connected to the protective cover; the connecting piece is arranged on the connecting rod; the connecting concave block is connected to one side of the holding shell and matched with the connecting piece; and the second clamping grooves are formed in the connecting concave blocks and are clamped with the connecting pieces.

Through adopting above-mentioned technical scheme, when the connecting rod on the visor inserted and connects the concave block, connecting piece on the connecting rod and the mutual joint of second draw-in groove on connecting the concave block to can make the fixed lid of visor close at the top of detection device body, in order to protect test probe, and then can reduce test probe and receive the damage.

The utility model discloses further set up to: the connecting piece comprises a second cavity arranged on the connecting rod; the second clamping rod is telescopically connected in the second cavity and is clamped with the second clamping groove; and one end of the second spring is connected with the second clamping rod, and the other end of the second spring is connected with the connecting rod.

Through adopting above-mentioned technical scheme, through setting up the connection structure of the mutual joint of second kelly and second draw-in groove, when the connecting rod inserted in connecting the concave piece, second kelly on the connecting rod and the mutual butt in both sides of connecting the concave piece, make the second kelly follow the internal shrink of second cavity, in order to extrude the second spring, then under the flexible effect that resets of second spring, make the second kelly block advance in the second draw-in groove, thereby can realize that the fixed lid of visor closes the top at the detection device body, in order to carry out the effect protected to test probe.

The utility model discloses further set up to: and the connecting concave block is also provided with a guide groove for guiding the second clamping rod.

By adopting the technical scheme, the guide groove is arranged, so that a certain guide effect can be exerted on the second clamping rod, and the second clamping rod can slide into the second clamping groove along the guide groove; and can make second kelly and guide way butt each other for the second kelly contracts along the second cavity, in order to extrude the second spring, then under the flexible effect that resets of second spring, make the second kelly card advance in the second draw-in groove, thereby can realize that the fixed lid of visor closes at the top of detection device body, in order to carry out the effect protected to test probe.

The utility model discloses further set up to: the bottom of visor still articulates there is the buckle, the bottom of holding the shell articulate have with the snap ring of buckle looks joint.

Through adopting above-mentioned technical scheme, through setting up the connection structure of buckle and the mutual joint of snap ring, can be convenient for hold the bottom of shell to visor fixed connection to can reduce the condition that the visor loses.

The utility model discloses further set up to: the bottom of the holding shell is also symmetrically provided with anti-skid parts for skid resistance.

Through adopting above-mentioned technical scheme, through setting up anti-skidding portion, can the person of being convenient for when holding the shell, finger and anti-skidding portion butt each other for the frictional force increase of finger and anti-skidding portion, thereby can make the finger can more firmly hold this shell of holding.

To sum up, the utility model discloses a beneficial technological effect does:

1. when the detection device body is used for detection, the holding bracket on the holding shell can be convenient for a user to hold the detection device body better so as to operate the detection device body, and the holding mode can relieve the fatigue feeling of the hand of the user in the long-time use process; meanwhile, the distance between the protruding block and the holding support can be adjusted by utilizing the adjusting component so as to meet the holding requirements of different users, and therefore the comfort level of the users can be improved; by arranging the protective cover and the fastening assembly, the detection probe can be better protected, and the protective cover can be fixed at the bottom of the holding shell, so that the condition that the protective cover is lost can be reduced;

2. the rubber block with the arc-shaped holding support is arranged, so that a user can feel comfortable when holding the rubber block, and the rubber block can play a certain anti-skidding role, so that the holding support can be held more stably;

3. through the connecting structure that sets up buckle and the mutual joint of snap ring, can be convenient for hold the bottom of shell to visor fixed connection to can reduce the condition that the visor loses.

Drawings

FIG. 1 is a schematic view of the overall structure of the holding structure of the food safety inspection device of the present invention;

FIG. 2 is a schematic structural view of the protection cover of the present invention covering the detection device body;

FIG. 3 is a schematic view of the bottom structure of the grip housing of the present invention;

FIG. 4 is a schematic structural view of the holding mechanism of the present invention;

FIG. 5 is a schematic structural diagram of the protective cover during the inspection of the present invention;

fig. 6 is a schematic structural view of the fastening assembly of the present invention;

fig. 7 is an enlarged schematic view of a portion a in fig. 5.

In the figure, 1, a detection device body; 2. detecting a probe; 3. a grip housing; 31. connecting the concave blocks; 311. a second card slot; 312. a guide groove; 32. a snap ring; 33. an anti-slip portion; 4. a protruding block; 41. a chute; 42. a first card slot; 5. a holding support; 51. a fixed block; 52. adjusting a rod; 53. a slider; 531. a first cavity; 532. a first clamping rod; 533. a first spring; 6. a protective cover; 61. a connecting rod; 611. a second cavity; 612. a second clamping rod; 613. a second spring; 62. and (5) buckling.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

As shown in fig. 1, for the utility model discloses a food safety inspection device's structure of gripping, include: a detection device body 1; and a detection probe 2 installed on the top of the detection device body 1, in the embodiment, a display screen for displaying the detection result and an operation key for manual operation are installed on the surface of the detection device body 1; built-in power supply is still installed to this detection device body 1's bottom surface, is equipped with switch, the interface that charges and portable's string rope simultaneously on this detection device body 1's side, detects, in order to guarantee the security of food different types of food through 2 detection probe on this detection device body 1 top.

As shown in fig. 1 and 2, a holding mechanism for accommodating the detection device body 1 is provided on an outer side surface of the detection device body 1, and the holding mechanism includes: a grip housing 3; the convex blocks 4 are symmetrically arranged at the bottom of the holding shell 3; a holding bracket 5 which is matched with the convex block 4; and the adjusting component is hinged to the protruding block 4 and the holding bracket 5 in a sliding manner, an accommodating cavity for accommodating the detection device body 1 is arranged on the inner side of the holding shell 3, the accommodating cavity wraps the bottom and the outer sides of the detection device body 1, and a plurality of grooves which are matched with the detection probe 2, the power switch, the charging interface and the hanging rope respectively are formed in the outer side surface of the holding shell 3.

When the detection device body 1 is used for detection, the holding bracket 5 on the holding shell 3 can be used for a user to hold the detection device body 1 better so as to operate the detection device body 1, and the holding mode can relieve the fatigue feeling of the hand of the user in the long-time use process; simultaneously can adjust the interval between the protruding piece 4 and the support 5 that grips through utilizing this adjusting part to satisfy different users 'the demand of gripping, thereby can improve user's comfort level.

Meanwhile, as shown in fig. 2 and 3, in the embodiment, the holding holder 5 is a rubber block with an arc-shaped structure, and by arranging the holding holder 5 as the rubber block, the holding holder 5 not only can make a user feel comfortable when holding, but also the rubber block can play a certain anti-slip role, so that the holding holder 5 can be held more stably; the holding shell 3 and the protruding block 4 can be made of soft or hard rubber, so as to protect the detecting device body 1 to a certain extent.

As shown in fig. 3 and 4, in the present embodiment, the adjusting assembly includes: a fixed block 51 fixedly connected to the holding bracket 5; a plurality of adjusting rods 52 hinged to the fixed block 51; a slider 53 hinged to one end of the adjusting lever 52; a sliding groove 41 which is arranged on the convex block 4 and is connected with the sliding block 53 in a sliding way; and set up the regulating part between this slider 53 and spout 41, specifically, this regulation pole 52 has two, and this slider 53 also has two, and the one end of two regulation poles 52 all articulates on same fixed block 51, and the other end of two regulation poles 52 articulates respectively on two sliders 53, and two sliders 53 slide along spout 41 on this protruding piece 4, in order to stimulate this regulation pole 52 to deviate from the one end of fixed block 51 and be close to each other or keep away from each other to can adjust the interval between protruding piece 4 and the support 5 of gripping.

According to the structure, the sliding connection structure of the adjusting rod 52, the sliding block 53 and the sliding groove 41 is arranged, so that the sliding block 53 can slide along the sliding groove 41, the sliding block 53 drives one end of the adjusting rod 52 to slide, and the holding support 5 and the protruding block 4 can be close to or far away from each other; and can adjust the sliding stroke of slider 53, in order to realize holding the effect that holds 5 and the interval of protruding piece 4 and adjust through utilizing this regulating part to can satisfy different users' the demand of holding, and then can slow down the fatigue sensation of hand in long-time use.

As shown in fig. 4, the adjusting member includes: the first cavities 531 are symmetrically arranged on the sliding block 53; a first clamping bar 532 slidably extending and retracting in the first cavity 531; a plurality of first engaging grooves 42 formed on the protruding block 4 and engaged with the first engaging rods 532; and a first spring 533, one end of which is connected to the first blocking bar 532 and the other end of which is connected to the sliding block 53, in this embodiment, the first blocking grooves 42 are communicated with the sliding groove 41, and the first blocking grooves 42 penetrate through the protruding block 4, when the first blocking bars 532 on two sides of the sliding block 53 are blocked into the first blocking grooves 42, the first blocking bars 532 extend out of the first blocking grooves 42 to block the sliding block 53, and when the first blocking bars 532 are extruded at the same time, the first blocking bars 532 abut against the first spring 533 to contract, so that the sliding block 53 can slide on the sliding groove 41, and by the above-mentioned operation mode, the distance between the holding holder 5 and the protruding block 4 can be adjusted.

Specifically, through the connection structure who sets up the mutual joint of first kelly 532 on the slider 53 and first draw-in groove 42, when slider 53 slides on the spout 41, first kelly 532 and the mutual butt of spout 41 on the slider 53, make first kelly 532 contract in first cavity 531, in order to extrude first spring 533, then under the flexible effect that resets of first spring 533, make first kelly 532 card advance in the first draw-in groove 42, thereby can realize holding the effect of adjusting the interval of holding and holding 5 and protruding piece 4, and then can satisfy different users' the demand of holding, can slow down the tired sensation of hand in long-time use simultaneously.

Preferably, the bottom of the holding housing 3 is symmetrically provided with anti-slip portions 33 for preventing slipping, and by providing the anti-slip portions 33, when the user holds the holding housing 3, the fingers and the anti-slip portions 33 abut against each other, so that the friction force between the fingers and the anti-slip portions 33 is increased, and the fingers can hold the holding housing 3 more firmly.

As shown in fig. 5, in the present embodiment, a protection cover 6 for protecting the detection probe 2 is further slidably connected to the holding shell 3, a fastening component for fixedly connecting the protection cover 6 is disposed between the protection cover 6 and the holding shell 3, and the protection cover 6 can better protect the detection probe 2; when the detection device body 1 detects, the fastening component can fixedly connect the protective cover 6 to the bottom of the holding shell 3, so that the condition that the detection probe 2 is damaged due to the loss of the protective cover 6 can be reduced.

As shown in fig. 5 and 6, in the present embodiment, the fastening assembly includes: connecting rods 61 symmetrically and fixedly connected to the protective cover 6; a connecting member provided on the connecting rod 61; a connection concave block 31 connected to one side of the grip housing 3 and engaged with the connection member; and a plurality of second card slots 311 provided on the connecting concave block 31, the second card slots 311 being connected to the connecting member, specifically, the number of the second card slots 311 is four, the four second card slots 311 respectively penetrate through the side surfaces of the connecting groove, and the second card slots 311 are provided on two sides of the connecting concave block 31 in a pairwise correspondence, wherein two of the second card slots 311 corresponding to each other are provided on the outer side of the connecting concave block 31, and the other two second card slots 311 are provided on the inner side of the connecting concave block 31.

When the protective cover 6 needs to be covered on the detection probe 2, the connecting rod 61 of the protective cover 6 is inserted into the connecting concave block 31, and the connecting piece on the connecting rod 61 is clamped with the second clamping groove 311 on the inner side of the connecting concave block 31, so that the protective cover 6 can be fixedly covered on the top of the detection device body 1 to protect the detection probe 2, and further the damage to the detection probe 2 can be reduced; when the protective cover 6 needs to be pulled out for detection, the connecting member on the connecting rod 61 is clamped into the second clamping groove 311 on the outer side of the connecting concave block 31, so that the protective cover 6 can be pulled out, and the protective cover 6 can be hung below the connecting concave block 31 to prevent the protective cover 6 from being lost.

More specifically, as shown in fig. 6, in the present embodiment, the connecting member includes: a second cavity 611 opened on the connection rod 61; a second clamping rod 612 telescopically connected in the second cavity 611 and clamped with the second clamping groove 311; and a second spring 613 with one end connected to the second clamping rod 612 and the other end connected to the connecting rod 61, and by providing a connecting structure in which the second clamping rod 612 and the second clamping groove 311 are clamped with each other, when the connecting rod 61 is inserted into the connecting concave block 31, the second clamping rod 612 on the connecting rod 61 is abutted against both sides of the connecting concave block 31, so that the second clamping rod 612 is retracted along the second cavity 611 to extrude the second spring 613, and then the second clamping rod 612 is clamped into the second clamping groove 311 under the action of the extension and retraction of the second spring 613, thereby realizing the effect that the protective cover 6 is fixedly covered on the top of the detecting device body 1 to protect the detecting probe 2.

Preferably, the connecting concave block 31 is further provided with a guide groove 312 for guiding the second rod 612, and the guide groove 312 can guide the second rod 612 to a certain extent, so that the second rod 612 can slide into the second slot 311 along the guide groove 312; meanwhile, the guide groove 312 and the second rod 612 are abutted to each other, so that the second rod 612 is retracted along the second cavity 611 to extrude the second spring 613, and then the second rod 612 is clamped into the second clamping groove 311 on the inner side of the connecting concave block 31 under the action of the extension and retraction of the second spring 613, so that the protective cover 6 is fixedly covered on the top of the detecting device body 1 to protect the detecting probe 2.

Meanwhile, as shown in fig. 7, in this embodiment, a buckle 62 is further hinged to the bottom of the protective cover 6, a snap ring 32 is hinged to the bottom of the holding housing 3 and is in mutual clamping connection with the buckle 62, and the buckle 62 and the snap ring 32 are respectively fixedly connected through elastic bands, so that the buckle 62 and the snap ring 32 can be conveniently in mutual clamping connection, and by providing a connection structure in which the buckle 62 and the snap ring 32 are in mutual clamping connection, the protective cover 6 can be conveniently and fixedly connected to the bottom of the holding housing 3, so that the situation that the protective cover 6 is lost can be reduced.

The implementation principle of the embodiment is as follows: when the detection device body 1 needs to be used for detection, the second clamping rod 612 clamped into the second clamping groove 311 on the inner side of the connecting concave block 31 is extruded at the same time, so that the second clamping rod 612 contracts along the second clamping groove 311 on the inner side of the connecting concave block 31, then the protective cover 6 is pulled, the protective cover 6 drives the connecting rod 61 to slide along the guide groove 312, the second clamping rod 612 on the connecting rod 61 is slidingly clamped into the second clamping groove 311 on the outer side of the connecting concave block 31 along the guide groove 312, at the moment, the protective cover 6 is pulled out of the top of the detection device body 1, the protective cover 6 is hung below the connecting concave block 31, and then the clamp 62 on the protective cover 6 is clamped with the clamp ring 32 on the holding shell 3, so that the protective cover 6 can be fixedly connected to the bottom of the holding shell 3, and the situation that the protective cover 6 is lost can be reduced.

Then, gripping the holding support 5 on the holding shell 3 with two hands, inserting the detection probe 2 into the food to be detected, detecting, then checking the data result displayed by the display screen, and repeating the detection steps to detect other foods; after the detection is finished, the detection probe 2 is sterilized and disinfected, then the connection between the buckle 62 and the snap ring 32 is unfastened, meanwhile, the second clamping rod 612 clamped into the second clamping groove 311 on the outer side of the connection concave block 31 is extruded, then the protective cover 6 is pushed forcefully, so that the connecting rod 61 on the protective cover 6 slides along the guide groove 312, the second clamping rod 612 on the connecting rod 61 is clamped into the second clamping groove 311 on the inner side of the connection concave block 31, at the moment, the protective cover 6 covers the detection probe 2, and the process of detecting the food by the detection device body 1 is finished.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims (9)

1. A holding structure of a food safety inspection device, comprising: a detection device body (1); and install in test probe (2) at detection device body (1) top, its characterized in that, be provided with on the lateral surface of detection device body (1) and be used for the holding the mechanism of gripping of detection device body (1), the mechanism of gripping includes: a grip housing (3); the convex blocks (4) are symmetrically arranged at the bottom of the holding shell (3); a holding support (5) matched with the convex block (4); and the adjusting component is hinged between the protruding block (4) and the holding support (5) in a sliding manner, a protective cover (6) used for protecting the detection probe (2) is further connected to the holding shell (3) in a sliding manner, and a fastening component used for fixedly connecting the protective cover (6) is arranged between the protective cover (6) and the holding shell (3).

2. The holding structure of food safety detection device according to claim 1, wherein the adjustment assembly comprises: a fixed block (51) connected to the holding support (5); a plurality of adjusting rods (52) hinged on the fixed block (51); a sliding block (53) hinged on the adjusting rod (52); the sliding groove (41) is arranged on the protruding block (4) and is in sliding connection with the sliding block (53); and an adjusting piece arranged between the sliding block (53) and the sliding groove (41).

3. The holding structure of a food safety inspection device according to claim 2, wherein the adjusting member includes: the first cavities (531) are symmetrically arranged on the sliding block (53); a first clamping rod (532) slidably and telescopically extending in the first cavity (531); the first clamping groove (42) is formed in the protruding block (4) and clamped with the first clamping rod (532); and one end of the first spring (533) is connected with the first clamping rod (532), the other end of the first spring is connected with the sliding block (53), and the first clamping groove (42) is communicated with the sliding groove (41).

4. The holding structure of food safety inspection device according to claim 1, wherein the holding tray (5) is a rubber block with a circular arc structure.

5. The gripping structure of a food safety detection device according to claim 1, wherein the fastening assembly comprises: connecting rods (61) symmetrically connected to the protective cover (6); a connecting member provided on the connecting rod (61); a connecting concave block (31) which is connected to one side of the holding shell (3) and is matched with the connecting piece; and the second clamping grooves (311) are formed in the connecting concave block (31), and the second clamping grooves (311) are clamped with the connecting piece.

6. The holding structure of food safety detecting device according to claim 5, wherein the connecting member comprises: a second cavity (611) opened on the connecting rod (61); the second clamping rod (612) is telescopically connected in the second cavity (611) and clamped with the second clamping groove (311); and a second spring (613) having one end connected to the second catch lever (612) and the other end connected to the connection lever (61).

7. The holding structure of the food safety detection device according to claim 5, wherein the connecting concave block (31) is further provided with a guide groove (312) for guiding the second clamping rod (612).

8. The holding structure of the food safety detection device according to claim 1, wherein a buckle (62) is further hinged to the bottom of the protective cover (6), and a snap ring (32) which is clamped with the buckle (62) is hinged to the bottom of the holding shell (3).

9. The holding structure of food safety inspection device according to claim 1, characterized in that the bottom of the holding housing (3) is further provided with anti-slip parts (33) for anti-slip.

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