Water meter shell capable of preventing upside-down mounting

Abstract

The utility model relates to the technical field of water meter shells, and discloses an anti-inversion water meter shell which comprises a shell body, a reinforcing strip is fixedly connected to the outer wall of the shell body, a water inlet pipe is fixedly connected to one side of the outer wall of the shell body, a water outlet pipe is fixedly connected to the other side of the outer wall of the shell body, and a connecting cylinder is slidably connected to one end of the water outlet pipe. A connecting tube is fixedly connected to one end of the connecting tube, a fixing sleeve is fixedly connected to the outer wall of the shell, a fixing assembly is arranged in the fixing sleeve and comprises a clamping block, the outer wall of the clamping block is slidably connected into the fixing sleeve, and a sliding groove is formed in the fixing sleeve. According to the utility model, the outer wall of the connecting cylinder is aligned with the fixing sleeve and is inserted into the fixing sleeve, so that the outer wall of the connecting cylinder slides in the fixing sleeve, the effect that the fixing sleeve provides a mounting position for internal components is achieved, and at the moment, the clamping block is driven to slide in the sliding chute by pushing the pull rod, so that the spring is compressed.

Description

TECHNICAL FIELD

[0001] The utility model relates to water meter shell technical field especially relates to a kind of water meter shell of anti-inversion. BACKGROUND

[0002] In modern water supply system, water meter as the key equipment of the user water consumption measurement, its importance is self-evident. The accurate measurement of water meter is not only related to the economic benefit of water supply enterprise, also directly affects the user's water cost accounting. And water meter shell as an important part of water meter, not only to protect the internal precision measurement components, also need to ensure that water meter can be correctly installed and stable operation. A kind of water meter shell of anti-inversion has key significance for protecting water meter normal work, preventing water stealing etc., its design and performance are constantly concerned and researched.

[0003] Traditional water meter shell is mostly adopted relatively simple thread connection or flange connection in connection mode. When installing, the inlet and outlet pipes of water meter are screwed with corresponding threaded interfaces on pipeline, or the flanges of water meter and pipeline are fastened together using bolts. Its technical principle is mainly based on simple mechanical fastening mode, to ensure the sealing of connection, so that water flow can be smoothly measured through water meter.

[0004] However, the existing water meter shell connection mode has a obvious problem, the connection of existing water meter and pipeline is relatively complex, which causes that staff is time-consuming and laborious when installing water meter. UTILITY MODEL CONTENTS

[0005] In order to make up for the above shortcomings, the utility model provides a kind of water meter shell of anti-inversion, to improve the problem of time-consuming installation of existing water meter and pipeline.

[0006] To achieve the above purpose, the utility model provides the following technical scheme: a kind of water meter shell of anti-inversion, including shell, the shell outer wall is fixedly connected with reinforcing strip, the shell outer wall one side is fixedly connected with inlet pipe, the shell outer wall other side is fixedly connected with outlet pipe, the outlet pipe one end is slidably connected with connecting barrel, the connecting barrel one end is fixedly connected with connecting pipe, the shell outer wall is fixedly connected with fixed sleeve, the fixed sleeve is internally provided with fixed assembly;

[0007] The fixed assembly includes clamping block, the clamping block outer wall is slidably connected in fixed sleeve, the fixed sleeve is internally provided with sliding slot, the clamping block outer wall one side is fixedly connected with pull rod, the pull rod outer wall is sleeved with spring.

[0008] Further, the shell outer wall is fixedly connected with fixed block, the fixed block is slidably connected with clamping plate in the inside, the clamping plate outer wall is fixedly connected with indicating mark.

[0009] Further, the connecting barrel is internally provided with a limiting groove, and the water outlet pipe is limited in the limiting groove.

[0010] Further, the water outlet pipe is slidably connected to the inner wall of the limiting groove.

[0011] Further, the connecting barrel is slidably connected to the inner wall of the fixing sleeve.

[0012] Further, the clamping block is slidably connected to the inner wall of the sliding groove.

[0013] Further, the water inlet pipe is fixedly connected to the outer wall of the reinforcing strip.

[0014] Further, the spring is attached to the inner wall of the sliding groove.

[0015] The utility model has the advantages of the following:

[0016] 1. In the utility model, the outer wall of the connecting barrel is aligned with the fixing sleeve, and is inserted into the fixing sleeve, so that the outer wall of the connecting barrel is slid in the fixing sleeve, thereby providing the fixing sleeve with an installation position for the internal components. At this time, the clamping block is slid in the sliding groove by pushing the pull rod, so that the spring is compressed. When the connecting barrel is inserted into the appropriate position, the pull rod is released, so that the clamping block is ejected and clamped tightly around the connecting barrel under the elastic force of the spring. At this time, the connecting barrel is fixed in the fixing sleeve, thereby further fixing the connecting part of the water outlet pipe and the connecting pipe, and preventing loosening.

[0017] 2. In the utility model, the clamping plate slidably connected to the outer wall of the shell is observed, and the indication mark fixed to the outer wall of the clamping plate clearly indicates the direction of water flow, thereby clearly indicating that the water inlet pipe is the water inlet end and the water outlet pipe is the water outlet end. The clear indication mark is installed, thereby facilitating the operator to identify. At the same time, the identification card is connected to the shell by the clamping groove, thereby facilitating the replacement of the card content to improve the adaptability. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 A three-dimensional structure diagram of the water meter shell is provided.

[0019] Figure 2 A water outlet pipe part structure diagram of the water meter shell is provided.

[0020] Figure 3 For Figure 2Enlarged view of A in FIG. 1.

[0021] Legend:

[0022] 1, shell; 2, reinforcing strip; 3, fixed block; 4, clamping plate; 5, indicating mark; 6, water outlet pipe; 7, fixed sleeve; 8, connecting pipe; 9, water inlet pipe; 10, connecting cylinder; 11, limiting groove; 12, pull rod; 13, spring; 14, clamping block; 15, sliding groove. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0024] Reference Figure 1 - Figure 3The utility model provides an embodiment: a kind of anti-inverted water meter shell, including shell 1, shell 1 is the main support and containing structure of water meter, shell 1 outer wall is fixedly connected with reinforcing strip 2, reinforcing strip 2 can enhance the structural strength of shell 1, improve the stability of shell 1 when bearing from internal water flow pressure, external environmental pressure and possible collision impact, shell 1 outer wall one side is fixedly connected with water inlet pipe 9, water inlet pipe 9 is as the inlet of water meter, its main function is to introduce the water of external water supply system into water meter interior, provide water source for subsequent metering process, shell 1 outer wall other side is fixedly connected with water outlet pipe 6, water outlet pipe 6 is the passage that water that is metered in water meter interior is guided to go out, guarantee that water flow can smoothly flow from water meter, water outlet pipe 6 one end is slidably connected with connecting cylinder 10, connecting cylinder 10 plays the bridge effect of connecting water outlet pipe 6 and connecting pipe 8, connecting pipe 8 is responsible for sending water that flows from water outlet pipe 6 to more distal water equipment or other pipeline, to realize the continuity and integrity of entire water supply network, shell 1 outer wall is fixedly connected with fixed sleeve 7, fixed sleeve 7 provides a stable mounting position for the fixed assembly arranged in it, so that fixed assembly can play a role therein, ensure the correct installation and fixation of relevant components, guarantee the firmness of entire connecting structure, fixed sleeve 7 is provided with fixed assembly in it, and the fixed assembly includes clamping block 14, the outer wall of clamping block 14 is slidably connected in fixed sleeve 7, and the sliding connection mode of clamping block 14 in fixed sleeve 7 makes it can move within a certain range, in the installation and use process, by the cooperation with other components, the locking and unlocking function of connecting component can be realized, guarantee the stability and reliability of connecting structure, slide groove 15 is opened in fixed sleeve 7, and slide groove 15 is used for limiting the movement of clamping block 14, avoids the disorderly movement of clamping block 14, so as to guarantee the accuracy and reliability of operation, one side of the outer wall of clamping block 14 is fixedly connected with pull rod 12, pull rod 12 facilitates operator to control the position of clamping block 14 by manual operation, realizes the push-pull action of clamping block 14, provides a convenient operation mode for connecting and fixing operation, spring 13 is sleeved on the outer wall of pull rod 12, spring 13 is attached to the inner wall of slide groove 15, spring 13 is used to guide the movement of clamping block 14, when push or pull pull rod 12, spring 13 will be compressed or stretched, utilizes its elastic potential energy, provides restoring force for clamping block 14, so that clamping block 14 can be automatically reset or kept in the required position after operation, also provides certain pre-tightening force for clamping block 14, ensures the firm locking of it to connecting component, limiting slot 11 is opened in connecting cylinder 10, and limiting slot 11 is used for limiting the movement of water outlet pipe 6, the outer wall of water outlet pipe 6 is slidably connected in the inner wall of limiting slot 11, the outer wall of connecting cylinder 10 is slidably connected in the inner wall of fixed sleeve 7, and fixed sleeve 7 is used for providing mounting position for its internal components, the outer wall of clamping block 14 is slidably connected in the inner wall of slide groove 15, and slide groove 15 is used for limiting the movement of clamping block 14, the outer wall of water inlet pipe 9 is fixedly connected in the outer wall of reinforcing strip 2,The reinforcing strip 2 is used to improve the stability of the shell 1, the spring 13 is attached to the inner wall of the sliding groove 15, the spring 13 is used to guide the movement of the clamping block 14, and the spring 13 is used to assist the operation of the clamping block 14 by utilizing the elastic property of the spring 13, so as to ensure the accurate and reliable operation of the clamping block 14.

[0025] With reference to Figure 1 The fixed block 3 is fixedly connected to the outer wall of the shell 1, and serves as a support structure of the indicating sign 5, so as to provide a stable mounting position for the indicating sign 5 and ensure that the relative position of the indicating sign 5 and the water meter shell 1 is fixed.

[0026] The working principle is as follows: when the water meter is installed, the indicating sign 5 on the clamping plate 4 on the outer wall of the shell 1 is observed, so as to clearly indicate the water flow direction; at this time, the water inlet pipe 9 is the water inlet end, and the water outlet pipe 6 is the water outlet end; at this time, the water meter is installed in the correct direction, so as to prevent the water meter from being installed upside down; at this time, the reinforcing strip 2 fixedly connected to the outer wall of the water inlet pipe 9 is used to improve the stability of the connection between the water inlet pipe 9 and the shell 1, thereby enhancing the overall structural strength; at this time, the fixed sleeve 7 is installed on the outer wall of the water outlet pipe 6, so as to connect the water outlet pipe 6; at this time, the connecting cylinder 10 is inserted into the inner wall of the fixed sleeve 7, and the water outlet pipe 6 is slidably arranged in the limiting groove 11 formed in the inner wall of the connecting cylinder 10, until the connecting cylinder 10 is completely attached to the water outlet pipe 6; at this time, the connecting cylinder 10 is slidably arranged on the inner wall of the fixed sleeve 7, and the clamping block 14 is pulled upward, so as to move the clamping block 14 upward; at this time, when the connecting cylinder 10 moves to a certain distance, the clamping block 14 is inserted into the clamping groove 15, thereby improving the installation and fixing efficiency.

[0027] Finally, it should be pointed out that: the above-mentioned only for the preferred embodiments of the present application, and does not limit the present application, although the present application has been described in detail with reference to the foregoing embodiments, for those skilled in the art, it still can modify the technical solutions recorded in the foregoing embodiments, or make equivalent replacement for part of the technical features, any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application, shall be included in the protection scope of the present application.

Claims

1. A water meter housing with anti-inversion, comprising a housing (1), characterized in that: The shell (1) outer wall is fixedly connected with a reinforcing strip (2), one side of the shell (1) outer wall is fixedly connected with a water inlet pipe (9), the other side of the shell (1) outer wall is fixedly connected with a water outlet pipe (6), one end of the water outlet pipe (6) is slidably connected with a connecting cylinder (10), one end of the connecting cylinder (10) is fixedly connected with a connecting pipe (8), the shell (1) outer wall is fixedly connected with a fixed sleeve (7), the fixed sleeve (7) is internally provided with a fixing assembly; The fixing assembly comprises a clamping block (14), the clamping block (14) is slidably connected on the outer wall of the fixed sleeve (7), a sliding groove (15) is formed in the fixed sleeve (7), a pull rod (12) is fixedly connected on one side of the outer wall of the clamping block (14), and the pull rod (12) is sleeved with a spring (13).

2. A reverse-proof water meter housing according to claim 1, characterized in that: The shell (1) outer wall is fixedly connected with a fixed block (3), the fixed block (3) is slidably connected with a clamping plate (4), and the clamping plate (4) is fixedly connected with an indication mark (5).

3. A reverse-proof water meter housing according to claim 1, wherein: The connecting cylinder (10) is internally provided with a limiting groove (11), and the limiting groove (11) is used for limiting the movement of the water outlet pipe (6).

4. A backset preventing water meter case according to claim 3, wherein: The water outlet pipe (6) is slidably connected on the inner wall of the limiting groove (11), and the water outlet pipe (6) is used for guiding water flow to leave the water meter.

5. A reverse mounting resistant water meter case according to claim 1, wherein: The connecting cylinder (10) is slidably connected on the inner wall of the fixed sleeve (7), and the fixed sleeve (7) is used for providing a mounting position for the internal components.

6. A reverse mounting resistant water meter case according to claim 1, wherein: The clamping block (14) is slidably connected on the inner wall of the sliding groove (15), and the sliding groove (15) is used for limiting the movement of the clamping block (14).

7. A reverse mounting resistant water meter case according to claim 1, wherein: The water inlet pipe (9) is fixedly connected on the outer wall of the reinforcing strip (2), and the reinforcing strip (2) is used for improving the stability of the shell (1).

8. A reverse mounting resistant water meter case according to claim 1, wherein: The spring (13) is attached to the inner wall of the sliding groove (15), and the spring (13) is used for guiding the movement of the clamping block (14).

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