CN219392634U - Touch panel assembly and interrogation terminal - Google Patents

Abstract

The utility model discloses a touch panel assembly and an interrogation terminal. The mounting carrier is provided with a mounting port; the touch pad module is arranged in the mounting port in a pressing manner; the blocking piece is used for blocking the touch panel module from extending out of the mounting opening when the touch panel module is reset after being pressed. According to the technical scheme, the reset stroke of the touch panel module after being pressed can be blocked and limited, so that the touch panel module is prevented from being excessively reset and protruding out of the surface of a product, and the appearance of an electronic product is ensured; meanwhile, foreign objects are prevented from entering the electronic product from a gap formed by protruding out of the surface of the product due to the touch pad module, and normal use of the electronic product is ensured.

Description

Touch panel assembly and interrogation terminal

Technical Field

The utility model relates to the technical field of electronic products, in particular to a touch pad assembly and an interrogation terminal using the same.

Background

Many electronic products such as interrogation terminals are provided with touch pad modules, so that corresponding mobile selection and confirmation operations can be performed through the touch pad modules, and convenience in operation of the electronic products is improved. However, since the touch panel module is provided so as to be pressable for the confirmation operation, the reset stroke of the touch panel module after pressing is not blocked. Therefore, when the touch pad module is reset after being pressed too much, the touch pad module may protrude out of the shell of the electronic product due to too large reset stroke, so that the appearance of the electronic product is affected; meanwhile, when protruding out of the casing, the touch panel module forms a gap with an area of the casing for installing the touch panel module (namely, an installation opening in the casing for installing the pressable touch panel module), so that foreign objects can enter the electronic product from the gap to influence the normal use of the electronic product.

Disclosure of Invention

The utility model mainly aims to provide a touch panel assembly, which aims to block and limit the reset stroke of a touch panel module after being pressed, so as to prevent the touch panel module from being excessively reset and protruding out of the surface of a product, thereby ensuring the appearance of an electronic product; meanwhile, foreign objects are prevented from entering the electronic product from a gap formed by protruding out of the surface of the product due to the touch pad module, and normal use of the electronic product is ensured.

To achieve the above object, the present utility model provides a touch panel assembly comprising:

the mounting carrier is provided with a mounting port;

the touch panel module is arranged in the mounting port in a pressing manner; and

and the blocking piece is used for blocking the touch panel module from extending out of the mounting opening when the touch panel module is reset after being pressed.

Optionally, one end of the blocking piece is connected to the touch panel module, an avoidance hole is formed in the inner wall surface of the mounting port at a position corresponding to the blocking piece, and one end of the blocking piece, far away from the touch panel module, extends into the avoidance hole;

the blocking piece can move in the avoidance hole when the touch pad module is pressed; when the touch panel module resets, a hole wall of the avoidance hole is abutted to the blocking piece so as to block the touch panel module from extending out of the mounting hole.

Optionally, an installation space is arranged in the installation carrier, and the installation port is communicated with the installation space;

defining that the avoidance hole is provided with a first wall surface and a second wall surface which are oppositely arranged in the movement direction of the blocking piece, wherein the first wall surface is used for abutting against the blocking piece so as to block the touch panel module from extending out of the mounting opening; the second wall surface is hollowed out, so that the avoidance holes are communicated with the installation space.

Optionally, the touch pad module includes:

the mounting frame is arranged at the mounting port in a pressing manner;

the touch circuit board is overlapped on the mounting frame, and keys are arranged in areas which are not overlapped with the mounting frame; and

the touch decorating part is overlapped on one side, away from the mounting frame, of the touch circuit board, the mounting frame, the circuit and the touch decorating part are sequentially arranged along the reset direction of the mounting frame after being pressed, and one end, away from the avoidance hole, of the blocking part is connected with the mounting frame;

the inner wall surface of the mounting port is also provided with a fixing plate, and the fixing plate and the keys are oppositely arranged and are provided with abutting blocks which are abutted to the keys.

Optionally, a mounting groove is formed in a side, facing the touch circuit board, of the mounting frame, and one end, away from the avoidance hole, of the blocking piece is embedded in the mounting groove.

Optionally, one side of the mounting rack is connected to the inner wall surface of the mounting opening, and the opposite other side and the inner wall surface of the mounting opening are arranged at intervals, so that the mounting rack is arranged in the mounting opening in a pressing manner.

Optionally, one side of the mounting frame, which is connected to the inner wall surface of the mounting opening, is defined as a first side, the mounting frame further has a second side opposite to the first side, and the blocking member is disposed on the second side.

Optionally, the number of the blocking members is two, and the two blocking members are respectively located at two ends of the mounting frame in the extending direction of the side edge of the second side.

The utility model also provides an interrogation terminal, which comprises:

the computer body comprises a main machine shell and a main control board, wherein the main control board is arranged in the main machine shell;

the display module is rotatably connected with the outer side of the main shell at one side and is electrically connected with the main control board; and

the touch panel assembly is the touch panel assembly, the host shell is formed into a mounting carrier of the touch panel assembly, and the touch panel module in the touch panel assembly is electrically connected with the main control panel.

Optionally, the display module includes:

the first display screen is rotatably arranged on the outer side of the main machine shell at one side and is electrically connected with the main control board, and the first display screen is provided with a first display surface; and

the second display screen, a side of second display screen rotationally locates first display screen deviates from one side of first display surface, second display screen electric connection in the main control board, and have with first display surface is the second display surface of opposite setting.

When the touch pad assembly is used, the blocking piece is arranged, so that the touch pad module can be blocked from extending out of the mounting opening when the touch pad module is reset after being pressed by a user. Therefore, the touch pad module is prevented from being reset too much to protrude out of the surface of the product, and the appearance of the electronic product is ensured. Meanwhile, foreign objects can be prevented from entering the electronic product from a gap formed by protruding the touch pad module out of the surface of the product, so that the normal use of the electronic product is ensured.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to the structures shown in these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of an exemplary structure of an interrogation terminal according to the present utility model;

FIG. 2 is a schematic diagram of another view of the interrogation terminal of FIG. 1;

FIG. 3 is a schematic diagram of a partial structure of an interrogation terminal according to the present utility model;

FIG. 4 is a schematic diagram of a second display screen of a display module of an interrogation terminal in a rotated open state;

FIG. 5 is a schematic diagram of a touch panel module according to an embodiment of the utility model;

FIG. 6 is a schematic diagram of a structure of another view of the touch pad module of FIG. 5;

FIG. 7 is an exploded view of the touchpad module of FIG. 5;

FIG. 8 is a schematic view of a portion of the touch pad module of FIG. 7;

FIG. 9 is a schematic diagram of another view of a partial structure of the touch pad module of FIG. 7;

fig. 10 is another partial structure diagram of the touch pad module of fig. 5.

Reference numerals illustrate:

reference numerals	Name of the name	Reference numerals	Name of the name
				100	Interrogation terminal	514	A first wall surface
10	Computer body	515	Fixing plate
				11	Main machine shell	516	Abutment block
13	Main control board	53	Touch panel module
				30	Display module	531	Mounting rack
31	First display screen	532	Mounting groove
				311	A first display surface	533	First side
33	Second display screen	534	Second side
				331	Second display surface	535	Touch circuit board
50	Touch panel assembly	536	Key-press
				51	Mounting carrier	537	Touch decoration
511	Mounting opening	55	Barrier element
				512	Avoidance hole	70	Camera head
513	Installation space

The achievement of the objects, functional features and advantages of the present utility model will be further described with reference to the accompanying drawings, in conjunction with the embodiments.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It should be noted that all directional indicators (such as up, down, left, right, front, and rear … …) in the embodiments of the present utility model are merely used to explain the relative positional relationship, movement, etc. between the components in a particular posture (as shown in the drawings), and if the particular posture is changed, the directional indicator is changed accordingly.

In the present utility model, unless specifically stated and limited otherwise, the terms "connected," "affixed," and the like are to be construed broadly, and for example, "affixed" may be a fixed connection, a removable connection, or an integral body; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

Furthermore, the description of "first," "second," etc. in this disclosure is for descriptive purposes only and is not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, the meaning of "and/or" as it appears throughout is meant to include three side-by-side schemes, for example, "a and/or B", including a scheme, or B scheme, or a scheme that is satisfied by both a and B. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present utility model.

Referring to fig. 1 to 7 in combination, a touch pad assembly 50 is provided, and in an embodiment of the utility model, the touch pad assembly 50 includes a mounting carrier 51, a touch pad module 53 and a blocking member 55. The mounting carrier 51 is provided with a mounting opening 511; the touch panel module 53 is provided in the mounting port 511 so as to be pressed; the blocking member 55 is for blocking the touch panel module 53 from protruding from the mounting port 511 upon reset after pressing.

The touch pad assembly 50 can be applied to a general computer, but can also be applied to the interrogation terminal 100 as described below, or other electronic products capable of performing touch operations, and the specific product type of the touch pad assembly 50 is not limited in this application. Further, the mounting carrier 51 may be a chassis in an electronic product. For example: when the touch pad assembly 50 is applied to an interrogation terminal 100 as described below, the mounting carrier 51 may be the main housing 11 of the computer body 10 in the interrogation terminal 100. Of course, the mounting carrier 51 may be a member that is provided separately from the main housing 11, and the present application is not limited thereto, and the mounting carrier 51 may be used to form the mounting opening 511 for mounting the touch panel module 53 and the like. The mounting opening 511 may have a square structure, which may be relatively regular and convenient for processing and molding, and may be relatively adapted to a shape of a general touch pad module 53. The touchpad module 53 may be used for a user to perform a selection operation by touch movement, such as moving a cursor arrow. Meanwhile, the user can also perform confirmation operation such as click opening or deleting through pressing. Since the operation principle of the touch panel module 53 is the prior art, the operation thereof will not be described in detail herein. The blocking member 55 may be used to block the protrusion of the touch pad module 53 from the mounting opening 511 upon reset after pressing, i.e., to prevent the touch pad module 53 from protruding from the surface of the product upon excessive reset. The blocking member 55 is connected to the touch pad module 53 as described below, and is configured to limit the reset stroke by abutting against the mounting carrier 51. Of course, the stopper 55 may be connected to the mounting carrier 51, and may abut against the touch panel module 53 to limit the reset stroke thereof. In addition, the blocking member 55 may be a plate structure or a column structure, and the specific shape and type of the blocking member 55 are not limited herein.

In use, the blocking member 55 is provided to block the touch pad module 53 from protruding from the mounting opening 511 when the touch pad module 53 is reset after being pressed by a user. In this way, the touch panel module 53 is prevented from being reset too much to protrude out of the surface of the product, so that the appearance of the electronic product is ensured. Meanwhile, at this time, foreign objects can be prevented from entering the electronic product from a gap formed by the protrusion of the touch pad module 53 on the surface of the product, thereby ensuring the normal use of the electronic product.

Referring to fig. 5 to 9 in combination, in an embodiment of the utility model, one end of the blocking member 55 is connected to the touch panel module 53, the inner wall surface of the mounting opening 511 is provided with a dodging hole 512 at a position corresponding to the blocking member 55, and one end of the blocking member 55 away from the touch panel module 53 extends into the dodging hole 512; the blocking member 55 is movable within the escape hole 512 when the touch pad module 53 is pressed; when the touch panel module 53 resets, a hole wall of the avoidance hole 512 abuts against the blocking member 55 to block the touch panel module 53 from protruding from the mounting hole 511.

In this embodiment, when the pressing direction of the touch pad module 53 is defined to be from top to bottom, then the upper surface of the end of the blocking member 55 away from the touch pad module 53 may abut against the upper hole wall of the avoidance hole 512, so as to block the touch pad module 53 from extending out of the external world from the mounting hole 511 when being reset after being pressed upwards. At this time, one end of the blocking member 55 is connected to the touch pad module 53, and the other end is accommodated in the avoidance hole 512 on the inner wall surface of the mounting opening 511, so that the blocking member 55 is hidden, thereby being beneficial to improving the compactness of the structural distribution of the touch pad assembly 50 and further improving the aesthetic appearance of the product. The shape of the avoidance hole 512 may be adaptively set according to the shape of the blocking member 55, so as to ensure that a movement space is provided when the blocking member 55 is moved along with the pressing of the touch pad module 53. In addition, it should be noted that, in other embodiments, the blocking member 55 may abut against a surface of the touch pad module 53 exposed to the outside when the blocking member is connected to the mounting carrier 51.

Referring to fig. 6 and 9 in combination, in an embodiment of the present utility model, a mounting space 513 is provided in the mounting carrier 51, and the mounting opening 511 is communicated with the mounting space 513; defining the escape hole 512 having a first wall surface 514 and a second wall surface disposed opposite to each other in a movement direction of the blocking member 55, the first wall surface 514 being configured to abut against the blocking member 55 to block the touch panel module 53 from protruding from the mounting hole 511; the second wall surface is hollowed out, so that the avoiding hole 512 is communicated with the installation space 513.

In the present embodiment, the installation space 513 may be provided for better movement of the touch pad module 53 and the blocking member 55 after the touch pad module 53 is pressed. Meanwhile, the installation space 513 may be used for accommodating other objects of the electronic product, such as: the installation space 513 may be used to house other devices such as the main control board 13 when the touch pad assembly 50 is applied to the interrogation terminal 100 as described below. And the second wall surface of the avoidance hole 512 is hollowed out, so that the structure of the avoidance hole 512 is simpler, and the avoidance hole 512 is convenient to machine and shape. Moreover, it is particularly important that the wall thickness of the mounting carrier 51 can be set relatively thin to save raw materials and improve convenience of manufacture since a movement space is given to the touch panel module 53 and the blocking member 55 by the mounting space 513. The second wall surface is hollow, and the second wall surface can be partially hollow, or the second wall surface can be entirely hollow. Further, the present application is not limited thereto, and in other embodiments, when the installation space 513 is not provided in the installation carrier 51, the installation opening 511 and the escape hole 512 may have a certain size in the pressing direction of the touch pad module 53 for movement of the touch pad module 53 and the blocking member 55.

Referring to fig. 5 to 10 in combination, in an embodiment of the present utility model, the touch panel module 53 includes a mounting frame 531, a touch circuit board 535 and a touch decoration 537, and the mounting frame 531 is disposed at the mounting opening 511 in a pressing manner; the touch circuit board 535 is stacked on the mounting frame 531, and a key 536 is arranged in a region which is not stacked on the mounting frame 531; the touch decoration 537 is overlapped on one side of the touch circuit board 535, which is far away from the mounting frame 531, and the mounting frame 531, the circuit and the touch decoration 537 are sequentially arranged along the reset direction of the mounting frame 531 after being pressed, and one end of the blocking member 55, which is far away from the avoidance hole 512, is connected to the mounting frame 531; the inner wall surface of the mounting opening 511 is also provided with a fixing plate 515, and the fixing plate 515 and the key 536 are disposed opposite to each other and are provided with an abutting block 516 abutting against the key 536.

In this embodiment, the mounting frame 531 in the touch panel module 53 may be used to provide a mounting position for mounting the touch circuit board 535 and the touch decoration 537, the touch decoration 537 may be used for touch movement by a user, and the touch circuit board 535 may recognize and correspondingly input the instruction to the main control board 13 in the electronic product, so as to correspondingly display a cursor arrow with the same movement path on the display module of the electronic product. After the touch panel module 53 is pressed by the setting of the key 536 on the touch panel 535, the key 536 can be pressed by the abutment block 516, so as to trigger the function of the key 536, so as to input an instruction corresponding to the key 536, for example: yes or no, etc. Since the recognition of the movement of the user's hand by the touch pad 537 is controlled by the touch pad 535, the operation principle thereof will not be described in detail herein. Wherein the blocking member 55 is coupled to the mounting frame 531 such that the installation of the blocking member 55 does not affect the touch circuit board 535 and the touch finishing 537 in the touch panel module 53.

Referring to fig. 7 and 8 in combination, in an embodiment of the present utility model, a mounting groove 532 is disposed on a side of the mounting frame 531 facing the touch circuit board 535, and an end of the blocking member 55 away from the avoidance hole 512 is embedded in the mounting groove 532.

In the present embodiment, the receiving space can be given to the blocking member 55 through the mounting groove 532, and thus the mounting on the mounting bracket 531 can be made more compact, further reducing the influence on the mounting of the touch circuit board 535. On the other hand, the mounting groove 532 can also play a role in positioning the blocking member 55 during mounting and playing a limiting role after mounting so as to improve the accuracy and stability of mounting the blocking member 55.

Referring to fig. 8, in an embodiment of the utility model, one side of the mounting frame 531 is connected to the inner wall surface of the mounting opening 511, and the other opposite side is spaced from the inner wall surface of the mounting opening 511, so that the mounting frame 531 can be pressed in the mounting opening 511.

In this embodiment, only one side of the mounting frame 531 is connected to the inner wall surface of the mounting opening 511, so that the mounting frame 531 is not completely fixed, and can be deformed elastically after being pressed. At this time, no additional connection structure is required to realize the pressable setting of the mounting bracket 531, thereby facilitating improvement of the convenience of setting thereof. Further, the mounting bracket 531 is directly connected to the inner wall surface of the mounting port 511, so that both can be formed as an integral structure, so that the connection strength of the mounting bracket 531 is improved. Of course, the present application is not limited thereto, and in other embodiments, the mounting frame 531 may be connected to the mounting carrier 51 by an elastic member such as a spring, so as to implement the depressible arrangement of the mounting frame 531.

Referring to fig. 7 and 8 in combination, in an embodiment of the utility model, a side of the mounting frame 531 connected to the inner wall surface of the mounting opening 511 is defined as a first side 533, the mounting frame 531 further has a second side 534 opposite to the first side 533, and the blocking member 55 is disposed on the second side 534.

In this embodiment, the blocking member 55 is disposed on the second side 534 of the mounting frame 531, so that the portion of the mounting frame 531 that is mainly reset can be blocked in a targeted manner, thereby having a better blocking effect on the touch pad module 53. Further, in an embodiment, the number of the blocking members 55 may be two, and the two blocking members 55 are respectively located at two ends of the mounting frame 531 in the extending direction of the side edge of the second side 534. At this time, the blocking member 55 may have blocking effects on opposite ends of the mounting frame 531 to achieve more uniform blocking of the touch pad module 53, further improve the limit blocking of the reset stroke of the touch pad module 53 after pressing, and better avoid the protrusion of the blocking member 55 from the mounting opening 511.

Referring to fig. 1 to 10 in combination, the present utility model further provides an interrogation terminal 100, where the interrogation terminal 100 includes a computer body 10, a display module 30 and a touch pad assembly 50, and the specific structure of the touch pad assembly 50 refers to the above embodiment, and since the interrogation terminal 100 adopts all the technical solutions of all the embodiments, at least all the beneficial effects brought by the technical solutions of the embodiments are not repeated herein. The computer body 10 comprises a main shell 11 and a main control board 13, wherein the main control board 13 is arranged in the main shell 11; one side of the display module 30 is rotatably connected to the outer side of the main housing 11 and is electrically connected to the main control board 13; the main housing 11 is formed as a mounting carrier 51 of the touch panel assembly 50, and the touch panel module 53 in the touch panel assembly 50 is electrically connected to the main control panel 13. The main control board 13 may be used to control the operation of the interrogation terminal 100, for example: the operation command of the input movement or confirmation of the touch pad assembly 50 may be received, and the display module 30 may be controlled to display various files (including documents and videos), and the like. Since the main housing 11 is formed as the mounting carrier 51, the main control board 13 is provided in the main housing 11, that is, the main control board 13 is provided in the mounting space 513 of the mounting carrier 51.

Referring to fig. 1, fig. 2, and fig. 4 in combination, in an embodiment of the utility model, the display module 30 includes a first display screen 31 and a second display screen 33, one side of the first display screen 31 is rotatably disposed on the outer side of the main housing 11 and is electrically connected to the main control board 13, and the first display screen 31 has a first display surface 311; one side of the second display screen 33 is rotatably disposed on one side of the first display screen 31 facing away from the first display surface 311, and the second display screen 33 is electrically connected to the main control board 13 and has a second display surface 331 disposed opposite to the first display surface 311.

In the present embodiment, since the interrogation terminal 100 includes the first display 31 and the second display 33, the first display 31 and the second display 33 have the first display 311 and the second display 331 disposed opposite to each other. Such that after the first display 31 is turned open, the first display surface 311 of the first display 31 may be directed towards law enforcement personnel. The second display surface 331 of the second display screen 33 opposite to the first display surface 311 faces the person to be examined, and the angle of the second display screen 33 can be adjusted by rotating the second display screen 33, so that the person to be examined can have a better viewing angle. Therefore, the interrogation terminal 100 at this time can display related information to law enforcement personnel through the first display screen 31, and further can display some information to be informed to the personnel through the second display screen 33, so that the interrogation terminal 100 does not need to be rotated when the personnel is presented with the related information, thereby improving the flexibility of using the interrogation terminal 100. Further, the interrogation terminal 100 may further include two cameras 70, and the two cameras 70 may be disposed on the first display screen 31 and electrically connected to the main control board 13. Meanwhile, one camera 70 is used for shooting towards law enforcement personnel, the other camera 70 can shoot towards personnel to be examined, so that the law enforcement site is shot and reserved through the camera 70, the interrogation law enforcement environment is simulated, and the site interrogation law enforcement can be timely carried out, so that the possibility that the interrogation law enforcement is limited by the site is reduced.

The foregoing description is only of the preferred embodiments of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structural changes made by the description of the present utility model and the accompanying drawings or direct/indirect application in other related technical fields are included in the scope of the utility model.

Claims (10)

1. A touch panel assembly, comprising:

the mounting carrier is provided with a mounting port;

the touch panel module is arranged in the mounting port in a pressing manner; and

and the blocking piece is used for blocking the touch panel module from extending out of the mounting opening when the touch panel module is reset after being pressed.

2. The touch panel assembly of claim 1, wherein one end of the blocking member is connected to the touch panel module, an inner wall surface of the mounting opening is provided with a dodging hole at a position corresponding to the blocking member, and one end of the blocking member, which is far away from the touch panel module, extends into the dodging hole;

the blocking piece can move in the avoidance hole when the touch pad module is pressed; when the touch panel module resets, a hole wall of the avoidance hole is abutted to the blocking piece so as to block the touch panel module from extending out of the mounting hole.

3. The touch panel assembly of claim 2, wherein a mounting space is provided in the mounting carrier, the mounting port being in communication with the mounting space;

defining that the avoidance hole is provided with a first wall surface and a second wall surface which are oppositely arranged in the movement direction of the blocking piece, wherein the first wall surface is used for abutting against the blocking piece so as to block the touch panel module from extending out of the mounting opening; the second wall surface is hollowed out, so that the avoidance holes are communicated with the installation space.

4. The touch panel assembly of claim 2, wherein the touch panel module comprises:

the mounting frame is arranged at the mounting port in a pressing manner;

the touch circuit board is overlapped on the mounting frame, and keys are arranged in areas which are not overlapped with the mounting frame; and

the touch decorating part is overlapped on one side, away from the mounting frame, of the touch circuit board, the mounting frame, the circuit and the touch decorating part are sequentially arranged along the reset direction of the mounting frame after being pressed, and one end, away from the avoidance hole, of the blocking part is connected with the mounting frame;

the inner wall surface of the mounting port is also provided with a fixing plate, and the fixing plate and the keys are oppositely arranged and are provided with abutting blocks which are abutted to the keys.

5. The touch panel assembly of claim 4, wherein a mounting groove is formed in a side of the mounting frame facing the touch circuit board, and an end of the blocking member away from the avoidance hole is embedded in the mounting groove.

6. The touch panel assembly of claim 4, wherein one side of the mounting bracket is connected to the inner wall surface of the mounting opening and the opposite side is spaced from the inner wall surface of the mounting opening such that the mounting bracket is pressably disposed within the mounting opening.

7. The touch panel assembly of claim 6, wherein a side defining the mounting bracket attached to the inner wall surface of the mounting opening is a first side, the mounting bracket further having a second side disposed opposite the first side, the blocking member being disposed on the second side.

8. The touch panel assembly of claim 7, wherein the number of the blocking members is two, and the two blocking members are respectively located at both ends of the mounting frame in the extending direction of the side edge of the second side.

9. An interrogation terminal, comprising:

the computer body comprises a main machine shell and a main control board, wherein the main control board is arranged in the main machine shell;

the display module is rotatably connected with the outer side of the main shell at one side and is electrically connected with the main control board; and

a touch panel assembly according to any one of claims 1 to 8, wherein the main chassis is formed as a mounting carrier for the touch panel assembly, and the touch panel module in the touch panel assembly is electrically connected to the main control board.

10. The interrogation terminal of claim 9, wherein the display module comprises:

the first display screen is rotatably arranged on the outer side of the main machine shell at one side and is electrically connected with the main control board, and the first display screen is provided with a first display surface; and

the second display screen, a side of second display screen rotationally locates first display screen deviates from one side of first display surface, second display screen electric connection in the main control board, and have with first display surface is the second display surface of opposite setting.